#207498 - 10/19/05 02:27 PM
Where will Wilma go?
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There is now a high degree of uncertainty in the forecast for Wilma. A major shift in the model guidance occurred with the just completed 12Z (8 am) runs. Three of the top models--the GFS, GFDL, and UKMET models--now show that the trough of low pressure that was expected to pull Wilma sharply northwards and then northeast across Florida is progressing slower than expected, and will not dig as far south. If this forecast verifies, it would be very bad news for Mexico. Wilma may not pass east of Mexico through the Yucatan Channel as originally thought, and may instead make a landfall on the Yucatan Peninsula near Cozumel or Cancun Island on Thursday night or Friday morning, probably as a Category 4 hurricane.
However, this would be very good news for Florida. Any encounter with the Yucatan Peninsula would cause a serious disruption of the hurricane, and make it unlikely that Wilma could affect Florida as a major hurricane. A hit on southwest Florida as a Category 1 or 2 hurricane would be most likely, and the arrival of the hurricane would be delayed until Sunday. It is quite possible that Wilma would not affect Florida as a hurricane at all; the GFDL model forecasts that Wilma will spend three days over Mexico and emerge off the coast as a tropical storm and pass south of Cuba. So, if I lived in Florida and was thinking about evacuating today, I would wait another day and see what the forecast tomorrow brings. Keep in mind, though, that the NOGAPS model, which is one of the top four models for tracking hurricanes, is still showing that Wilma will pass through the Yucatan Channel and a make landfall in southwest Florida as a major hurricane. The Canadian model is showing this as well.
I'll have another update tonight, as conditions warrant.
Here's an email I received from wunderphotographer cleo85 , who is in the Yucatan:
"Here is the Paamul [Yucatan Peninsula] update. After a very cloudy morning we did have some blue sky around 11:00am CDT. Now at 2:00pm CDT the Sky is almost overcast with picturesque clouds. There are a few light showers. We have a light breeze from north with winds what feel more and more warmer. The morning [5am CDT] showed 76 Fahrenheit now we have 88. Paamul is boarding up and will evacuate tomorrow. There is a confusion were to go since some of the newest computer models showing landfall on the Yucatan with a turn around and going back to the Caribbean. I was told the mood in the city of Playa del Carmen changed from almost ignorance two days ago to panic right now. There is no gasoline or diesel anywhere between Cancun and Tulum. Groceries seams to be tight. Batteries are out. There is price poaching going on. The Newspapers do their best to bring the panic up."
Jeff Masters
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#207499 - 10/19/05 03:17 PM
Re: Where will Wilma go?
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WTNT34 KNHC 192046 TCPAT4 BULLETIN HURRICANE WILMA ADVISORY NUMBER 18 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 5 PM EDT WED OCT 19 2005 ...WILMA CONTINUES TOWARD THE YUCATAN AS A POTENTIALLY CATASTROPHIC CATEGORY FIVE HURRICANE...
A HURRICANE WARNING REMAINS IN EFFECT FROM SAN FELIPE TO TULUM ON THE YUCATAN PENINSULA...INCLUDING COZUMEL AND THE NEARBY ISLANDS. A HURRICANE WARNING IS ALSO IN EFFECT FOR SWAN ISLAND. A TROPICAL STORM WARNING REMAINS IN EFFECT FROM SOUTH OF TULUM TO CHETUMAL MEXICO...AND FOR BELIZE FROM THE BORDER WITH MEXICO SOUTHWARD TO BELIZE CITY. A HURRICANE WATCH REMAINS IN EFFECT FOR THE EAST COAST OF THE YUCATAN PENINSULA FROM SOUTH OF TULUM TO PUNTA GRUESA. A HURRICANE WATCH REMAINS IN EFFECT IN CUBA FOR THE PROVINCES OF MATANZAS WESTWARD THROUGH PINAR DEL RIO...AND FOR THE ISLE OF YOUTH. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR HONDURAS FROM THE HONDURAS/NICARAGUA BORDER WESTWARD TO CABO CAMARON. ALL INTERESTS IN THE FLORIDA KEYS AND THE FLORIDA PENINSULA SHOULD CLOSELY MONITOR THE PROGRESS OF EXTREMELY DANGEROUS HURRICANE WILMA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA...GENERALLY WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 5 PM EDT...2100Z...THE CENTER OF HURRICANE WILMA WAS LOCATED NEAR LATITUDE 17.7 NORTH... LONGITUDE 83.7 WEST OR ABOUT 285 MILES... 460 KM... SOUTHEAST OF COZUMEL MEXICO. WILMA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 7 MPH...11 KM/HR. A TURN TO THE NORTHWEST IS EXPECTED OVER THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 160 MPH...260 KM/HR...WITH HIGHER GUSTS. WILMA IS A CATEGORY FIVE HURRICANE ON THE SAFFIR-SIMPSON SCALE. FLUCTUATIONS IN INTENSITY ARE COMMON IN HURRICANES OF THIS INTENSITY...AND ARE LIKELY DURING THE NEXT 24 HOURS.
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 60 MILES... 95 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE RECONNAISSANCE AIRCRAFT WAS 892 MB...26.34 INCHES. WILMA IS EXPECTED TO PRODUCE STORM TOTAL ACCUMULATIONS OF 10 TO 15 INCHES...WITH LOCAL AMOUNTS NEAR 25 INCHES IN MOUNTAINOUS TERRAIN ACROSS CUBA THROUGH FRIDAY. ADDITIONAL RAINFALL ACCUMULATIONS OF 5 TO 10 INCHES...WITH ISOLATED AMOUNTS OF 15 INCHES...ARE POSSIBLE ACROSS THE CAYMAN ISLANDS...SWAN ISLAND...AND JAMAICA THROUGH THURSDAY. STORM TOTAL ACCUMULATIONS OF 4 TO 8 INCHES...WITH ISOLATED AMOUNTS OF 10 TO 12 INCHES...ARE POSSIBLE FROM HONDURAS NORTHWARD TO THE YUCATAN PENINSULA OF MEXICO THROUGH THURSDAY.
IF THE CENTER OF WILMA MAKES LANDFALL ON THE YUCATAN PENINSULA... COASTAL STORM SURGE FLOODING OF 7-10 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF THE CENTER.
REPEATING THE 5 PM EDT POSITION...17.7 N... 83.7 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 7 MPH. MAXIMUM SUSTAINED WINDS...160 MPH. MINIMUM CENTRAL PRESSURE... 892 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 8 PM EDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 11 PM EDT. FORECASTER FRANKLIN
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#207500 - 10/19/05 03:35 PM
Re: Where will Wilma go?
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CHECK BOLD AREAS
Hurricane Wilma Discussion Number 18
Statement as of 5:00 PM EDT on October 19, 2005
agreement among the track guidance models...which had been very good over the past couple of days...has completely collapsed today. The 06z runs of the GFS...GFDL...and NOGAPS models accelerated Wilma rapidly toward New England under the influence of a large low pressure system in the Great Lakes region. All three of these models have backed off of this solution...with the GFDL showing an extreme change...with its 5-day position shifting a mere 1650 nmi from its previous position in Maine to the western tip of Cuba. There is almost as much spread in the 5-day positions of the 12z GFS ensemble members...which range from the Yucatan to well east of the Delmarva Peninsula. What this illustrates is the extreme sensitivity of Wilma's future track to its interaction with the Great Lakes low. Over the past couple of days...Wilma has been moving slightly to the left or south of the model guidance...and the left-most of the guidance solutions are now showing Wilma delaying or missing the connection with the low. I have slowed the official forecast just a little bit at this time...but if Wilma continues to move more to the left than expected...substantial changes to the official forecast may have to be made down the line. Needless to say...confidence in the forecast track...especially the timing...has decreased considerably.
The latest pressure reported by the reconnaissance aircraft was 892 mb...with peak 700 mb winds of 152 kt. The initial intensity is lowered to 140 kt. Aircraft reports...as well as microwave and conventional satellite imagery...indicate that the inner 5-mile-wide eye of Wilma is weakening within two outer eyewalls... one 10 miles wide and another about 45 miles across. In the short term...this means that the peak winds should decrease as the wind field expands...but there should be ample time for Wilma to reintensity before it approaches the Yucatan. With an increasing possibility that there will be a considerable interaction with the Yucatan...I have lowered the intensity forecast slightly in the Gulf of Mexico.
Forecaster Franklin
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#207501 - 10/19/05 03:42 PM
Re: Where will Wilma go?
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#207502 - 10/19/05 03:44 PM
Re: Where will Wilma go?
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LOVEfm
WILMA TURNS DEADLY, MOVES CLOSER TO BELIZE
Hurricane Wilma turned into the most intense Atlantic storm ever recorded today. Wilma is a Category Five storm with hundred and seventy-five mile-per-hour winds and heavy rains. The storm has already been blamed for killing at least twelve people in the Caribbean. Wilma's central pressure has dropped to eight hundred and eighty-two millibars, the lowest minimum pressure ever measured in a hurricane in the Atlantic basin. The strongest storm on record before before today was Hurricane Gilbert in 1988, whose central pressure measured eight hundred and eighty-eighty millibars. The lower the pressure, the stronger the storm. To get the latest on Wilma, Love News spoke a short while ago with Chief Meteorologist Carlos Fuller. Carlos Fuller:
At midday the center of Hurricane Wilma was near 17.5 degrees north latitude and 83.5 degrees west longitude. That position is about three hundred and ten miles due east of Belize City and two hundred and ninety-five miles east of San Pedro, Ambergris Caye. Wilma is weakening slightly, maximum sustained winds have decreased to one hundred and sixty-five miles per hour. However, it is still an intense hurricane of category 5. Hurricane force winds extend outwards fifty miles from the center and tropical storm winds extend outwards a hundred and sixty miles from the center. Wilma is moving towards the west, northwest at seven miles per hour; however, as it is doing that it is wobbling around a small center and hence not moving as rapidly as you would expect. Wilma continues to move as we are expecting and we are expecting an even more turn towards the northwest within the next twenty-four hours. Marian Ali:
This wobbly movement as you were mentioning, was this projected? Carlos Fuller:
Yes, this is on track and it is what we are expecting it to do.
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#207504 - 10/19/05 05:19 PM
Re: Where will Wilma go?
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I think the breakdown of the projected path models does not bode well. What would two days of 160 mph winds do to San Pedro? I grew up in South Florida and rode out many hurricanes but this one could be very,very serious. I hope people do have evacuation in mind if it does not turn north very soon. There was a lot of denial in New Orleans, I was there too long.
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#207505 - 10/19/05 06:03 PM
Re: Where will Wilma go?
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We already had two days of 150 mph winds with Keith....so we have an idea of what it would do thanks....
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#207507 - 10/19/05 08:58 PM
Re: Where will Wilma go?
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WTNT34 KNHC 200235 TCPAT4 BULLETIN HURRICANE WILMA ADVISORY NUMBER 19 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 11 PM EDT WED OCT 19 2005
...WILMA WEAKENS SLIGHTLY TO A CATEGORY FOUR HURRICANE...COULD RE-INTENSIFY ON THURSDAY... AT 10 PM CDT...0300Z...THE GOVERNMENT OF MEXICO HAS EXTENDED THE HURRICANE WARNING SOUTHWARD ALONG THE EAST COAST OF THE YUCATAN PENINSULA TO PUNTA ALLEN. A HURRICANE WARNING IS NOW IN EFFECT FROM SAN FELIPE TO PUNTA ALLEN ON THE YUCATAN PENINSULA...INCLUDING COZUMEL AND THE NEARBY ISLANDS. A HURRICANE WARNING IS ALSO IN EFFECT FOR SWAN ISLAND. AT 10 PM CDT...THE GOVERNMENT OF MEXICO HAS ISSUED A HURRICANE WATCH FOR THE NORTHERN AND WESTERN COASTS OF THE YUCATAN PENINSULA WEST OF SAN FELIPE TO CELESTUN. A HURRICANE WATCH ALSO REMAINS IN EFFECT FOR THE EAST COAST OF THE YUCATAN PENINSULA FROM SOUTH OF PUNTA ALLEN TO PUNTA GRUESA. A TROPICAL STORM WARNING REMAINS IN EFFECT FROM SOUTH OF PUNTA ALLEN TO CHETUMAL MEXICO...AND FOR BELIZE FROM THE BORDER WITH MEXICO SOUTHWARD TO BELIZE CITY. AT 11 PM EDT...THE GOVERNMENT OF CUBA HAS ISSUED A TROPICAL STORM WARNING FOR THE PROVINCES OF LA HABANA...CIUDAD DE LA HABANA... PINAR DEL RIO...AND THE ISLE OF YOUTH. A HURRICANE WATCH ALSO REMAINS IN EFFECT IN CUBA FOR THE PROVINCES OF MATANZAS WESTWARD THROUGH PINAR DEL RIO...AND FOR THE ISLE OF YOUTH. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR HONDURAS FROM THE HONDURAS/NICARAGUA BORDER WESTWARD TO CABO CAMARON. ALL INTERESTS IN THE FLORIDA KEYS AND THE FLORIDA PENINSULA SHOULD CLOSELY MONITOR THE PROGRESS OF EXTREMELY DANGEROUS HURRICANE WILMA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA...GENERALLY WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 11 PM EDT...0300Z...THE CENTER OF HURRICANE WILMA WAS LOCATED NEAR LATITUDE 18.1 NORTH...LONGITUDE 84.3 WEST OR ABOUT 235 MILES... 380 KM...SOUTHEAST OF COZUMEL MEXICO. WILMA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 8 MPH...13 KM/HR... WITH SOME WOBBLES OF THE EYE. A TURN TOWARD THE NORTHWEST IS EXPECTED ON THURSDAY. MAXIMUM SUSTAINED WINDS ARE NEAR 155 MPH...250 KM/HR...WITH HIGHER GUSTS. WILMA IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. FLUCTUATIONS IN INTENSITY ARE COMMON IN HURRICANES OF THIS INTENSITY...AND ARE LIKELY DURING THE NEXT 24 HOURS. WILMA COULD REGAIN CATEGORY FIVE INTENSITY ON THURSDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. NOAA BUOY 42056 RECENTLY REPORTED SUSTAINED WINDS OF 49 MPH... 79 KM/HR...WITH A GUST TO 56 MPH... 90 KM/HR. ESTIMATED MINIMUM CENTRAL PRESSURE IS 894 MB...26.40 INCHES.
IF THE CENTER OF WILMA MAKES LANDFALL ON THE YUCATAN PENINSULA... COASTAL STORM SURGE FLOODING OF 7-10 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF THE CENTER.
WILMA IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL ACCUMULATIONS OF 10 TO 15 INCHES ACROSS PORTIONS OF WESTERN CUBA AND THE YUCATAN PENINSULA...WITH LOCAL AMOUNTS NEAR 25 INCHES PARTICULARLY IN MOUNTAINOUS TERRAIN ACROSS CUBA THROUGH FRIDAY. ADDITIONAL RAINFALL ACCUMULATIONS OF 2 TO 4 INCHES...WITH LOCAL AMOUNTS UP TO 8 INCHES...ARE POSSIBLE ACROSS THE CAYMAN ISLANDS...SWAN ISLAND...AND THE NORTHERN PORTIONS OF HONDURAS THROUGH THURSDAY. REPEATING THE 11 PM EDT POSITION...18.1 N... 84.3 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 8 MPH. MAXIMUM SUSTAINED WINDS...155 MPH. MINIMUM CENTRAL PRESSURE... 894 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 2 AM EDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 5 AM EDT. FORECASTER BEVEN
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#207510 - 10/19/05 10:26 PM
Re: Where will Wilma go?
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Wilma eye is -- now -- 18.1 North 84.35 West San Pedro: -- 17.9167 -- Long -87.9500 so just now passed to above us. I seriously doubt Wilma all of a sudden go straight west to strike Belize, and by morning it will probably be well north of us. and no cold front it appears, to push it back down. 
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#207515 - 10/20/05 03:52 AM
Re: Where will Wilma go?
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WTNT34 KNHC 200835 TCPAT4 BULLETIN HURRICANE WILMA ADVISORY NUMBER 20 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 4 AM CDT THU OCT 20 2005 ...EXTREMELY DANGEROUS HURRICANE WILMA HEADING TOWARD THE YUCATAN PENSINSULA...FOR NOW....
A HURRICANE WARNING IS IN EFFECT FROM SAN FELIPE TO PUNTA ALLEN ON THE YUCATAN PENINSULA...INCLUDING COZUMEL AND THE NEARBY ISLANDS. A HURRICANE WARNING IS IN EFFECT FOR SWAN ISLAND. AT 4 AM CDT...0900Z...THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM WARNING FOR THE NORTHERN AND WESTERN COASTS OF THE YUCATAN PENINSULA WEST OF SAN FELIPE TO CELESTUN. A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE NOW IN EFFECT FOR THE NORTHERN AND WESTERN COASTS OF THE YUCATAN PENINSULA WEST OF SAN FELIPE TO CELESTUN. A HURRICANE WATCH REMAINS IN EFFECT FOR THE EAST COAST OF THE YUCATAN PENINSULA FROM SOUTH OF PUNTA ALLEN TO PUNTA GRUESA. A TROPICAL STORM WARNING REMAINS IN EFFECT FROM SOUTH OF PUNTA ALLEN TO CHETUMAL MEXICO...AND FOR BELIZE FROM THE BORDER WITH MEXICO SOUTHWARD TO BELIZE CITY. A TROPICAL STORM WARNING IS IN EFFECT FOR THE PROVINCES OF LA HABANA...CIUDAD DE LA HABANA...PINAR DEL RIO...AND THE ISLE OF YOUTH. A HURRICANE WATCH REMAINS IN EFFECT IN CUBA FOR THE PROVINCES OF MATANZAS WESTWARD THROUGH PINAR DEL RIO...AND FOR THE ISLE OF YOUTH. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR HONDURAS FROM THE HONDURAS/NICARAGUA BORDER WESTWARD TO CABO CAMARON. ALL INTERESTS IN THE FLORIDA KEYS AND THE FLORIDA PENINSULA SHOULD CLOSELY MONITOR THE PROGRESS OF EXTREMELY DANGEROUS HURRICANE WILMA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA...GENERALLY WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 4 AM CDT...0900Z...THE CENTER OF HURRICANE WILMA WAS LOCATED NEAR LATITUDE 18.3 NORTH...LONGITUDE 85.0 WEST OR ABOUT 195 MILES... 315 KM...SOUTHEAST OF COZUMEL MEXICO. WILMA IS STILL MOVING TOWARD THE WEST-NORTHWEST NEAR 8 MPH...13 KM/HR WITH SOME WOBBLES OF THE EYE DURING THE PAST FEW HOURS. A TURN TOWARD THE NORTHWEST IS EXPECTED LATER TODAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 150 MPH...240 KM/HR...WITH HIGHER GUSTS. WILMA IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME RE-STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. LATEST MINIMUM CENTRAL PRESSURE ESTIMATED BY AN AIR FORCE RECONNAISSANCE PLANE WAS 900 MB...26.58 INCHES.
IF THE CENTER OF WILMA MAKES LANDFALL ON THE YUCATAN PENINSULA... COASTAL STORM SURGE FLOODING OF 7-10 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF THE CENTER. WILMA IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL ACCUMULATIONS OF 10 TO 15 INCHES ACROSS PORTIONS OF WESTERN CUBA AND THE YUCATAN PENINSULA...WITH LOCAL AMOUNTS NEAR 25 INCHES PARTICULARLY IN MOUNTAINOUS TERRAIN ACROSS CUBA THROUGH FRIDAY. ADDITIONAL RAINFALL ACCUMULATIONS OF 2 TO 4 INCHES...WITH LOCAL AMOUNTS UP TO 8 INCHES...ARE POSSIBLE ACROSS THE CAYMAN ISLANDS...SWAN ISLAND...AND THE NORTHERN PORTIONS OF HONDURAS THROUGH TODAY. REPEATING THE 4 AM CDT POSITION...18.3 N... 85.0 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 8 MPH. MAXIMUM SUSTAINED WINDS...150 MPH. MINIMUM CENTRAL PRESSURE... 900 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 7 AM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 10 AM CDT. FORECASTER AVILA
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#207516 - 10/20/05 05:46 AM
Re: Where will Wilma go?
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00 AXNT20 KNHC 201045 TWDAT
TROPICAL WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 805 AM EDT THU OCT 20 2005
TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHEASTERN SECTIONS OF SOUTH AMERICA...AND ATLANTIC OCEAN TO THE AFRICAN COAST FROM THE EQUATOR TO 32N. THE FOLLOWING INFORMATION IS BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL ANALYSIS.
BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 1015 UTC.
...SPECIAL FEATURE...
HURRICANE WILMA REMAINS A DANGEROUS CATEGORY 4 HURRICANE CENTERED NEAR 18.3N 85.0W...OR 170 NM SE OF COZUMEL MEXICO...AT 20/0900 UTC MOVING WNW AT 7 KT. MAXIMUM SUSTAINED WIND SPEED IS 130 KT WITH GUSTS TO 160 KT. ESTIMATED MINIMUM CENTRAL PRESSURE IS 900 MB. SEE LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO HEADERS MIATCMAT4/WTNT24 KNHC AND THE PUBLIC ADVISORY UNDER AWIPS/WMO HEADERS MIATCPAT4/WTNT34 KNHC FOR MORE DETAILS. THE SATELLITE REPRESENTATION LOOP OF WILMA REMAINS IMPRESSIVE WITH DEEP CONVECTION WRAPPING AROUND THE CORE. WILMA REMAINS SERIOUS THREAT TO THE NW CARIBBEAN. SCATTERED/NUMEROUS STRONG CONVECTION EXTENDS WITHIN 90 NM OF THE CENTER IN THE N SEMICIRCLE AND 120 NM IN S SEMICIRCLE. SCATTERED MODERATE/STRONG CONVECTION IS LOCATED ELSEWHERE IN SPIRAL BAND WITHIN 90 NM OF LINE 16N81W- 20N82W-22N85W AND FROM 12N75W TO 19N78W INCLUDING ALL OF JAMAICA. HEAVY SHOWERS/THUNDERSTORMS COVER ALL OF CUBA AND MOST OF HONDURAS WITH SCATTERED SHOWERS/THUNDERSTORMS OVER THE REMAINDER OF CENTRAL AMERICA AND THE E COAST OF THE YUCATAN PENINSULA.
...TROPICAL WAVES...
E ATLC TROPICAL WAVE IS ALONG 28W/29W S OF 12N MOVING W 10-15 KT. WAVE HAS A LOW AMPLITUDE SIGNATURE WITH THE AXIS FOLLOWING A CLUSTER OF CONVECTION WITHIN THE ITCZ. CLUSTERS OF SCATTERED MODERATE/ISOLATED STRONG CONVECTION ARE FROM 8N-11N BETWEEN 25W-33W.
CENTRAL ATLC TROPICAL WAVE IS ALONG 55W S OF 16N MOVING W 10-15 KT. LOW AMPLITUDE WAVE EMBEDDED WITHIN A LARGE AREA OF CONVECTION WHERE STRONG E LOW-LEVEL FLOW CONVERGES WITH WEAKER WINDS OFF THE SOUTH AMERICAN COAST. SCATTERED MODERATE/STRONG CONVECTION IS FROM 10N-16N BETWEEN 52W-57W WITH A SMALL AREA OF NUMEROUS STRONG CONVECTION WITHIN A 45/60 NM RADIUS OF 11.5N55W.
E CARIBBEAN TROPICAL WAVE IS ALONG 63W S OF 22N MOVING W 10-15 KT. WAVE IS LOCATED ON THE W SIDE OF A SHARP UPPER LEVEL TROUGH WHICH IS DISPLACING THE DEEP CONVECTION TO THE E OVER THE LESSER ANTILLES. CLUSTERS OF SCATTERED MODERATE/ISOLATED STRONG CONVECTION ARE FROM 11N-20N BETWEEN 56W TO OVER THE LESSER ANTILLES.
CENTRAL CARIBBEAN TROPICAL WAVE IS ALONG 75W/76W S OF 16N MOVING W 10 KT. WAVE SIGNATURE REMAINS MASKED BY UPPER OUTFLOW FROM HURRICANE WILMA WITH SCATTERED MODERATE/ISOLATED STRONG CONVECTION INLAND OVER COLOMBIA MOVING TOWARD E PANAMA.
...ITCZ...
ITCZ AXIS IS CENTERED ALONG 13N17W 9N24W 6N41W 9N52W 12N62W. SCATTERED MODERATE/STRONG CONVECTION IS WITHIN 90 NM S OF THE AXIS FROM 37W-41W AND WITHIN 200 NM N OF THE AXIS FROM 41W-52W.
...DISCUSSION...
GULF OF MEXICO... TRANQUIL WEATHER THIS MORNING OVER THE GULF WHICH IS DECEIVINGLY COVERING UP THE APPROACHING HURRICANE THAT LOOMS IN THE NW CARIBBEAN. THE UPPER RIDGE IS GIVING WAY TO HURRICANE WILMA IN THE SE AND THE DEEP LAYERED TROUGH OVER THE CENTRAL UNITED STATES. RIDGE AXIS EXTENDS INTO THE W GULF NEAR THE TEXAS/MEXICO BORDER TO NEAR 25N91W IN THE CENTRAL GULF AND CONTINUES PRODUCING STRONG SUBSIDENCE OVER THE ENTIRE AREA...EXCEPT OVER THE SE GULF WHERE CIRRUS CLOUDS FROM WILMA ARE SPREADING S OF 27N E OF 90W. AS SUCH...THE WEATHER REMAINS MOSTLY DRY EXCEPT FOR SCATTERED SHOWERS/ISOLATED THUNDERSTORMS JUST N OF CUBA AND THE YUCATAN CHANNEL ASSOCIATED WITH THE OUTER MOST RAINBANDS OF WILMA. CONDITIONS WILL CONTINUE TO DETERIORATE FROM CUBA TO THE YUCATAN PENINSULA N THROUGH THE FLORIDA STRAITS SPREADING NE AS WILMA CONTINUES ITS TREK TOWARDS THE GULF. THE WORST CONDITIONS ARE EXPECTED FROM THE YUCATAN NE TO FLORIDA THROUGH THE WEEKEND DUE TO WILMA WHILE THE REMAINDER OF THE GULF SHOULD HAVE A NICE DRY WEEKEND.
CARIBBEAN... SEE SPECIAL FEATURES FOR DISCUSSION ON WILMA. THE BROAD OUTFLOW CANOPY OF WILMA SPREADS AWAY FROM THE STORM NE INTO THE W ATLC...SE ACROSS THE ENTIRE W CARIBBEAN...AND SW ACROSS CENTRAL AMERICA. FARTHER E...DRIER AIR CONTINUES TO INFILTRATE INTO THE CENTRAL CARIBBEAN TO ABOUT 75W PRODUCING FAIR SKIES EXCEPT OVER THE LESSER ANTILLES WHERE SCATTERED SHOWERS/ISOLATED THUNDERSTORMS ARE MOVING INTO THE E CARIBBEAN ASSOCIATED WITH THE TROPICAL WAVE OVER THE E CARIBBEAN. HISPANIOLA AND PUERTO RICO ARE GETTING A BRIEF BREAK AS WILMA MOVES AWAY BEFORE THE TROPICAL WAVE MOVES IN.
WEST ATLANTIC... UPPER TROUGH IN THE W ATLC EXTENDS ALONG 32N72W TO 27N77W WITH THE SUBTROPICAL JET WITH WINDS TO 50 KT EXTENDING FROM S FLORIDA NEAR 25N84W E TO 27N71W THEN WITH WINDS INCREASING TO 90 KT NE TO BEYOND 32N63W. A SURFACE TROUGH EXTENDS BENEATH THE JET FROM A COLD FRONT NEAR 32N62W TO 26N72W WITH SCATTERED SHOWERS/ THUNDERSTORMS WITHIN 350/400 NM S OF THIS BOUNDARY.
EAST/CENTRAL ATLANTIC... A SHARP NARROW UPPER TROUGH LIES JUST E OF THE LESSER ANTILLES ALONG 59W FROM 10N-20N AND DOWNSTREAM UPPER DIFFLUENCE IS TRIGGERING SCATTERED THUNDERSTORMS E OF THE TROPICAL WAVE THAT IS IN THE E CARIBBEAN. LARGE UPPER HIGH IS CENTERED OVER THE SUBTROPICS NEAR 28N40W AND IS SUPPORTING BROAD HIGH PRESSURE AT THE SURFACE WITH A 1023 MB CENTERED NEAR 32N35W. THE WEAK LOW THAT WAS IN THE CENTRAL ATLC IS NOW A SURFACE TROUGH EXTENDING FROM 31N43W TO 25N45W AND STILL LACKS ANY SHOWERS. UPPER TROUGH EXTENDS FROM INLAND OVER MOROCCO/WESTERN SAHARA INTO THE E ATLC NEAR 21N16W TO OVER THE CAPE VERDE ISLANDS NEAR 16N25W AND SHEAR AXIS CONTINUES NW TO 23N48W. WIDESPREAD SAHARAN DUST EXTENDS ACROSS A GOOD PORTION OF THE ATLC WITHIN 250/300 NM OF LINE FROM THE COAST OF AFRICA NEAR 17N16W 11N38W TO 23N54W.
$$ WALLACE
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#207517 - 10/20/05 06:09 AM
Re: Where will Wilma go?
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WTNT34 KNHC 201151 TCPAT4 BULLETIN HURRICANE WILMA INTERMEDIATE ADVISORY NUMBER 20A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 7 AM CDT THU OCT 20 2005 ...EXTREMELY DANGEROUS HURRICANE WILMA CONTINUES TOWARD THE YUCATAN PENSINSULA... A HURRICANE WARNING IS IN EFFECT FROM SAN FELIPE TO PUNTA ALLEN ON THE YUCATAN PENINSULA...INCLUDING COZUMEL AND THE NEARBY ISLANDS. A HURRICANE WARNING IS IN EFFECT FOR SWAN ISLAND. A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE IN EFFECT FOR THE NORTHERN AND WESTERN COASTS OF THE YUCATAN PENINSULA WEST OF SAN FELIPE TO CELESTUN. A HURRICANE WATCH REMAINS IN EFFECT FOR THE EAST COAST OF THE YUCATAN PENINSULA FROM SOUTH OF PUNTA ALLEN TO PUNTA GRUESA. A TROPICAL STORM WARNING REMAINS IN EFFECT FROM SOUTH OF PUNTA ALLEN TO CHETUMAL MEXICO...AND FOR BELIZE FROM THE BORDER WITH MEXICO SOUTHWARD TO BELIZE CITY. A TROPICAL STORM WARNING IS IN EFFECT FOR THE PROVINCES OF LA HABANA...CIUDAD DE LA HABANA...PINAR DEL RIO...AND THE ISLE OF YOUTH. A HURRICANE WATCH REMAINS IN EFFECT IN CUBA FOR THE PROVINCES OF MATANZAS WESTWARD THROUGH PINAR DEL RIO...AND FOR THE ISLE OF YOUTH. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR HONDURAS FROM THE HONDURAS/NICARAGUA BORDER WESTWARD TO CABO CAMARON. ALL INTERESTS IN THE FLORIDA KEYS AND THE FLORIDA PENINSULA SHOULD CLOSELY MONITOR THE PROGRESS OF EXTREMELY DANGEROUS HURRICANE WILMA. A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING AREA...GENERALLY WITHIN THE NEXT 24 HOURS. PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 7 AM CDT...1200Z...THE CENTER OF HURRICANE WILMA WAS LOCATED NEAR LATITUDE 18.3 NORTH...LONGITUDE 85.2 WEST OR ABOUT 175 MILES... 285 KM...SOUTHEAST OF COZUMEL MEXICO. WILMA IS MOVING TOWARD THE WEST-NORTHWEST NEAR 7 MPH...12 KM/HR. A TURN TOWARD THE NORTHWEST IS EXPECTED LATER TODAY. MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 145 MPH...230 KM/HR...WITH HIGHER GUSTS. WILMA IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME RE-STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 230 MILES...370 KM. LATEST MINIMUM CENTRAL PRESSURE ESTIMATED BY AN AIR FORCE RECONNAISSANCE PLANE WAS 910 MB...26.87 INCHES. IF THE CENTER OF WILMA MAKES LANDFALL ON THE YUCATAN PENINSULA... COASTAL STORM SURGE FLOODING OF 7-10 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF THE CENTER. WILMA IS EXPECTED TO PRODUCE STORM TOTAL RAINFALL ACCUMULATIONS OF 10 TO 15 INCHES ACROSS PORTIONS OF WESTERN CUBA AND THE YUCATAN PENINSULA...WITH LOCAL AMOUNTS NEAR 25 INCHES PARTICULARLY IN MOUNTAINOUS TERRAIN ACROSS CUBA THROUGH FRIDAY. ADDITIONAL RAINFALL ACCUMULATIONS OF 2 TO 4 INCHES...WITH LOCAL AMOUNTS UP TO 8 INCHES...ARE POSSIBLE ACROSS THE CAYMAN ISLANDS...SWAN ISLAND...AND THE NORTHERN PORTIONS OF HONDURAS THROUGH TODAY. REPEATING THE 7 AM CDT POSITION...18.3 N... 85.2 W. MOVEMENT TOWARD...WEST-NORTHWEST NEAR 7 MPH. MAXIMUM SUSTAINED WINDS...145 MPH. MINIMUM CENTRAL PRESSURE... 910 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 10 AM CDT. FORECASTER FRANKLIN
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#207518 - 10/20/05 06:39 AM
Re: Where will Wilma go?
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000 AXNT20 KNHC 201045 TWDAT
TROPICAL WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 805 AM EDT THU OCT 20 2005
TROPICAL WEATHER DISCUSSION FOR NORTH AMERICA...CENTRAL AMERICA...GULF OF MEXICO...CARIBBEAN SEA...NORTHEASTERN SECTIONS OF SOUTH AMERICA...AND ATLANTIC OCEAN TO THE AFRICAN COAST FROM THE EQUATOR TO 32N. THE FOLLOWING INFORMATION IS BASED ON SATELLITE IMAGERY...WEATHER OBSERVATIONS...RADAR...AND METEOROLOGICAL ANALYSIS.
BASED ON 0600 UTC SURFACE ANALYSIS AND SATELLITE IMAGERY THROUGH 1015 UTC.
...SPECIAL FEATURE...
HURRICANE WILMA REMAINS A DANGEROUS CATEGORY 4 HURRICANE CENTERED NEAR 18.3N 85.0W...OR 170 NM SE OF COZUMEL MEXICO...AT 20/0900 UTC MOVING WNW AT 7 KT. MAXIMUM SUSTAINED WIND SPEED IS 130 KT WITH GUSTS TO 160 KT. ESTIMATED MINIMUM CENTRAL PRESSURE IS 900 MB. SEE LATEST NHC FORECAST/ADVISORY UNDER AWIPS/WMO HEADERS MIATCMAT4/WTNT24 KNHC AND THE PUBLIC ADVISORY UNDER AWIPS/WMO HEADERS MIATCPAT4/WTNT34 KNHC FOR MORE DETAILS. THE SATELLITE REPRESENTATION LOOP OF WILMA REMAINS IMPRESSIVE WITH DEEP CONVECTION WRAPPING AROUND THE CORE. WILMA REMAINS SERIOUS THREAT TO THE NW CARIBBEAN. SCATTERED/NUMEROUS STRONG CONVECTION EXTENDS WITHIN 90 NM OF THE CENTER IN THE N SEMICIRCLE AND 120 NM IN S SEMICIRCLE. SCATTERED MODERATE/STRONG CONVECTION IS LOCATED ELSEWHERE IN SPIRAL BAND WITHIN 90 NM OF LINE 16N81W- 20N82W-22N85W AND FROM 12N75W TO 19N78W INCLUDING ALL OF JAMAICA. HEAVY SHOWERS/THUNDERSTORMS COVER ALL OF CUBA AND MOST OF HONDURAS WITH SCATTERED SHOWERS/THUNDERSTORMS OVER THE REMAINDER OF CENTRAL AMERICA AND THE E COAST OF THE YUCATAN PENINSULA.
...TROPICAL WAVES...
E ATLC TROPICAL WAVE IS ALONG 28W/29W S OF 12N MOVING W 10-15 KT. WAVE HAS A LOW AMPLITUDE SIGNATURE WITH THE AXIS FOLLOWING A CLUSTER OF CONVECTION WITHIN THE ITCZ. CLUSTERS OF SCATTERED MODERATE/ISOLATED STRONG CONVECTION ARE FROM 8N-11N BETWEEN 25W-33W.
CENTRAL ATLC TROPICAL WAVE IS ALONG 55W S OF 16N MOVING W 10-15 KT. LOW AMPLITUDE WAVE EMBEDDED WITHIN A LARGE AREA OF CONVECTION WHERE STRONG E LOW-LEVEL FLOW CONVERGES WITH WEAKER WINDS OFF THE SOUTH AMERICAN COAST. SCATTERED MODERATE/STRONG CONVECTION IS FROM 10N-16N BETWEEN 52W-57W WITH A SMALL AREA OF NUMEROUS STRONG CONVECTION WITHIN A 45/60 NM RADIUS OF 11.5N55W.
E CARIBBEAN TROPICAL WAVE IS ALONG 63W S OF 22N MOVING W 10-15 KT. WAVE IS LOCATED ON THE W SIDE OF A SHARP UPPER LEVEL TROUGH WHICH IS DISPLACING THE DEEP CONVECTION TO THE E OVER THE LESSER ANTILLES. CLUSTERS OF SCATTERED MODERATE/ISOLATED STRONG CONVECTION ARE FROM 11N-20N BETWEEN 56W TO OVER THE LESSER ANTILLES.
CENTRAL CARIBBEAN TROPICAL WAVE IS ALONG 75W/76W S OF 16N MOVING W 10 KT. WAVE SIGNATURE REMAINS MASKED BY UPPER OUTFLOW FROM HURRICANE WILMA WITH SCATTERED MODERATE/ISOLATED STRONG CONVECTION INLAND OVER COLOMBIA MOVING TOWARD E PANAMA.
...ITCZ...
ITCZ AXIS IS CENTERED ALONG 13N17W 9N24W 6N41W 9N52W 12N62W. SCATTERED MODERATE/STRONG CONVECTION IS WITHIN 90 NM S OF THE AXIS FROM 37W-41W AND WITHIN 200 NM N OF THE AXIS FROM 41W-52W.
...DISCUSSION...
GULF OF MEXICO... TRANQUIL WEATHER THIS MORNING OVER THE GULF WHICH IS DECEIVINGLY COVERING UP THE APPROACHING HURRICANE THAT LOOMS IN THE NW CARIBBEAN. THE UPPER RIDGE IS GIVING WAY TO HURRICANE WILMA IN THE SE AND THE DEEP LAYERED TROUGH OVER THE CENTRAL UNITED STATES. RIDGE AXIS EXTENDS INTO THE W GULF NEAR THE TEXAS/MEXICO BORDER TO NEAR 25N91W IN THE CENTRAL GULF AND CONTINUES PRODUCING STRONG SUBSIDENCE OVER THE ENTIRE AREA...EXCEPT OVER THE SE GULF WHERE CIRRUS CLOUDS FROM WILMA ARE SPREADING S OF 27N E OF 90W. AS SUCH...THE WEATHER REMAINS MOSTLY DRY EXCEPT FOR SCATTERED SHOWERS/ISOLATED THUNDERSTORMS JUST N OF CUBA AND THE YUCATAN CHANNEL ASSOCIATED WITH THE OUTER MOST RAINBANDS OF WILMA. CONDITIONS WILL CONTINUE TO DETERIORATE FROM CUBA TO THE YUCATAN PENINSULA N THROUGH THE FLORIDA STRAITS SPREADING NE AS WILMA CONTINUES ITS TREK TOWARDS THE GULF. THE WORST CONDITIONS ARE EXPECTED FROM THE YUCATAN NE TO FLORIDA THROUGH THE WEEKEND DUE TO WILMA WHILE THE REMAINDER OF THE GULF SHOULD HAVE A NICE DRY WEEKEND.
CARIBBEAN... SEE SPECIAL FEATURES FOR DISCUSSION ON WILMA. THE BROAD OUTFLOW CANOPY OF WILMA SPREADS AWAY FROM THE STORM NE INTO THE W ATLC...SE ACROSS THE ENTIRE W CARIBBEAN...AND SW ACROSS CENTRAL AMERICA. FARTHER E...DRIER AIR CONTINUES TO INFILTRATE INTO THE CENTRAL CARIBBEAN TO ABOUT 75W PRODUCING FAIR SKIES EXCEPT OVER THE LESSER ANTILLES WHERE SCATTERED SHOWERS/ISOLATED THUNDERSTORMS ARE MOVING INTO THE E CARIBBEAN ASSOCIATED WITH THE TROPICAL WAVE OVER THE E CARIBBEAN. HISPANIOLA AND PUERTO RICO ARE GETTING A BRIEF BREAK AS WILMA MOVES AWAY BEFORE THE TROPICAL WAVE MOVES IN.
WEST ATLANTIC... UPPER TROUGH IN THE W ATLC EXTENDS ALONG 32N72W TO 27N77W WITH THE SUBTROPICAL JET WITH WINDS TO 50 KT EXTENDING FROM S FLORIDA NEAR 25N84W E TO 27N71W THEN WITH WINDS INCREASING TO 90 KT NE TO BEYOND 32N63W. A SURFACE TROUGH EXTENDS BENEATH THE JET FROM A COLD FRONT NEAR 32N62W TO 26N72W WITH SCATTERED SHOWERS/ THUNDERSTORMS WITHIN 350/400 NM S OF THIS BOUNDARY.
EAST/CENTRAL ATLANTIC... A SHARP NARROW UPPER TROUGH LIES JUST E OF THE LESSER ANTILLES ALONG 59W FROM 10N-20N AND DOWNSTREAM UPPER DIFFLUENCE IS TRIGGERING SCATTERED THUNDERSTORMS E OF THE TROPICAL WAVE THAT IS IN THE E CARIBBEAN. LARGE UPPER HIGH IS CENTERED OVER THE SUBTROPICS NEAR 28N40W AND IS SUPPORTING BROAD HIGH PRESSURE AT THE SURFACE WITH A 1023 MB CENTERED NEAR 32N35W. THE WEAK LOW THAT WAS IN THE CENTRAL ATLC IS NOW A SURFACE TROUGH EXTENDING FROM 31N43W TO 25N45W AND STILL LACKS ANY SHOWERS. UPPER TROUGH EXTENDS FROM INLAND OVER MOROCCO/WESTERN SAHARA INTO THE E ATLC NEAR 21N16W TO OVER THE CAPE VERDE ISLANDS NEAR 16N25W AND SHEAR AXIS CONTINUES NW TO 23N48W. WIDESPREAD SAHARAN DUST EXTENDS ACROSS A GOOD PORTION OF THE ATLC WITHIN 250/300 NM OF LINE FROM THE COAST OF AFRICA NEAR 17N16W 11N38W TO 23N54W.
$$ WALLACE
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#207519 - 10/20/05 10:04 AM
Re: Where will Wilma go?
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Hurricane Wilma continues across the western Caribbean towards Mexico as a extremely dangerous Category 4 hurricane capable of massive destruction. Wilma is currently undergoing a collapse of her inner eyewall, which will cause a short weakening trend that may last the remainder of the day. The inner eyewall of eight miles diameter is collapsing, and a new eyewall of 40 miles diameter is forming. This will reduce Wilma's peak winds to perhaps 135 mph today, at the low end of Category 4 strength. We'll have to wait until the next hurricane hunter mission arrives around 4 pm today to verify if this is the case.
As Wilma's eye reforms at a much larger size, the hurricane should begin to intensify again, and a return to Category 5 strength by Friday afternoon is a possibility. The larger eye will result in a much larger area being exposed to the extreme winds of the eyewall. If Wilma makes landfall along the Yucatan Peninsula, a stretch of coast perhaps 50 miles long will experience extreme damage. Where will Wilma go? There is still a high degree of uncertainty in the forecast for Wilma. NHC has not adjusted the official forecast much the past few days, which is wise when the computer models are having difficulty. A trough of low pressure moving across the central U.S. should turn Wilma northwest today towards Cozumel Island, and then due north by tomorrow. However, once Wilma reaches the vicinity of Cancun and Cozumel, the storm is expected to slow to a crawl or stall for 12 - 48 hours. This will result in the northeast tip of the Yucatan Peninsula receiving a horrific pounding, particularly if the eye comes ashore. This weekend is a very bad weekend to be a tourist in Cancun. Jeff Masters
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#207520 - 10/20/05 10:44 AM
Re: Where will Wilma go?
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#207522 - 10/20/05 11:12 AM
Re: Where will Wilma go?
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#207523 - 10/20/05 12:11 PM
Re: Where will Wilma go?
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WTNT34 KNHC 201749 TCPAT4 BULLETIN HURRICANE WILMA INTERMEDIATE ADVISORY NUMBER 21A NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 1 PM CDT THU OCT 20 2005 ...WILMA MOVING SLOWLY NORTHWESTWARD TOWARD THE YUCATAN... A HURRICANE WARNING REMAINS IN EFFECT FROM SAN FELIPE TO CHETUMAL ON THE YUCATAN PENINSULA...INCLUDING COZUMEL AND THE NEARBY ISLANDS. A HURRICANE WARNING IS ALSO IN EFFECT FOR SWAN ISLAND. A TROPICAL STORM WARNING AND A HURRICANE WATCH REMAIN IN EFFECT FROM WEST OF SAN FELIPE TO CELESTUN. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR BELIZE FROM THE BORDER WITH MEXICO SOUTHWARD TO BELIZE CITY. A TROPICAL STORM WARNING IS IN EFFECT FOR THE PROVINCES OF LA HABANA...CIUDAD DE LA HABANA...PINAR DEL RIO...AND THE ISLE OF YOUTH. A HURRICANE WATCH REMAINS IN EFFECT IN CUBA FOR THE PROVINCES OF MATANZAS WESTWARD THROUGH PINAR DEL RIO...AND FOR THE ISLE OF YOUTH. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR HONDURAS FROM THE HONDURAS/NICARAGUA BORDER WESTWARD TO CABO CAMARON. ALL INTERESTS IN THE FLORIDA KEYS AND THE FLORIDA PENINSULA SHOULD CLOSELY MONITOR THE PROGRESS OF EXTREMELY DANGEROUS HURRICANE WILMA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 1 PM CDT...1800Z...THE CENTER OF HURRICANE WILMA WAS LOCATED NEAR LATITUDE 18.6 NORTH... LONGITUDE 85.5 WEST OR ABOUT 160 MILES... 255 KM... SOUTH-SOUTHEAST OF COZUMEL MEXICO. WILMA IS MOVING TOWARD THE NORTHWEST NEAR 5 MPH ...7 KM/HR. A MOTION TO THE WEST-NORTHWEST OR NORTHWEST IS EXPECTED DURING THE NEXT 24 HOURS. MAXIMUM SUSTAINED WINDS ARE NEAR 145 MPH...230 KM/HR...WITH HIGHER GUSTS. WILMA IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. SOME RE-STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 260 MILES...415 KM. ESTIMATED MINIMUM CENTRAL PRESSURE IS 915 MB...27.02 INCHES. COASTAL STORM SURGE FLOODING OF 7-10 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL ON THE YUCATAN PENINSULA. WILMA IS EXPECTED TO PRODUCE 10 TO 20 INCHES OF RAIN THROUGH SATURDAY ACROSS PORTIONS OF WESTERN CUBA AND THE YUCATAN PENINSULA...WITH ISOLATED AMOUNTS OF 40 INCHES POSSIBLE... PARTICULARY OVER HIGHER TERRAIN IN WESTERN CUBA. ADDITIONAL RAINFALL ACCUMULATIONS OF 2 TO 4 INCHES...WITH ISOLATED AMOUNTS OF 8 INCHES...ARE POSSIBLE ACROSS THE CAYMAN ISLANDS...SWAN ISLAND...AND PORTIONS OF HONDURAS THROUGH FRIDAY. REPEATING THE 1 PM CDT POSITION...18.6 N... 85.5 W. MOVEMENT TOWARD...NORTHWEST NEAR 5 MPH. MAXIMUM SUSTAINED WINDS...145 MPH. MINIMUM CENTRAL PRESSURE... 915 MB. THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 4 PM CDT. FORECASTER FRANKLIN
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#207525 - 10/20/05 08:07 PM
Re: Where will Wilma go?
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Fantastic Eye shot graphic along with this article: http://www.wunderground.com/blog/SteveGregory/show.html The RECON found that WILMA eye is now 40NM across, and MAX winds are steady at 145KTS in the north quadrant, or about 150MPH at the surface. Just below CAT 5 intensity. The pressure is still up at 918mb. (See below) The 18Z models have again shown a wider spread in their track evolution, just as they did yesterday at the 18Z run -- but they all have tended to migrate their respective tracks over the Yucatan and once there, are showing a very slow movement. This will simultaneously devastate the Cancun/Cozumel area with prolonged severe winds, torrential rains, and a storm surge that could effectively do away with most everything on Cozumel Island but reduce the threat of a Major hurricane striking Florida once it does arrive oin the SW coast. Overall, the odds are increasing that Wilma will arrive in Florida even later than originally thought, and it would then also be weaker since as time goes by, the massive TROF that is going to pick Wilma and drive her across Florida, will also be producing strong wind shears across the storm, and that will greatly inhibit any re-intensification of Wilma once it does re-emerge over the warm waters near the Yucatan Channel.
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#207526 - 10/20/05 08:08 PM
Re: Where will Wilma go?
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Wilma's impact on Mexico Wilma's impact on Mexico is likely to be catastrophic. A 50-mile wide stretch of coast will receive Category 4 to 5 sustained winds of over 150 mph, causing incredible damage. As Wilma sits in place for two days, the long duration of high winds will cause far more damage than a quickly moving storm would. The long duration extreme winds will probably cause some of the worst wind damage ever seen in a hurricane. The storm surge will not be as much as a problem, because deep water just offshore will prevent a huge storm surge from piling up. Still, the expected storm surge of up to 11 feet will cause widespread damage to coastal structures.In adddition, rainfall amounts of 15 - 25 will cause serious flooding. Wilma is likely to be Mexico's worst weather disaster in history.
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#207527 - 10/20/05 08:16 PM
Re: Where will Wilma go?
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#207529 - 10/20/05 08:57 PM
Re: Where will Wilma go?
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WTNT34 KNHC 210232 TCPAT4 BULLETIN HURRICANE WILMA ADVISORY NUMBER 23 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 10 PM CDT THU OCT 20 2005
...EXTREMELY DANGEROUS CATEGORY FOUR WILMA MOVING SLOWLY TOWARD COZUMEL AND BECOMING BETTER ORGANIZED... A HURRICANE WARNING REMAINS IN EFFECT FROM SAN FELIPE TO CHETUMAL ON THE YUCATAN PENINSULA...INCLUDING COZUMEL AND THE NEARBY ISLANDS. A TROPICAL STORM WARNING AND A HURRICANE WATCH REMAIN IN EFFECT FROM WEST OF SAN FELIPE TO CELESTUN. A TROPICAL STORM WARNING REMAINS IN EFFECT FOR BELIZE FROM THE BORDER WITH MEXICO SOUTHWARD TO BELIZE CITY. A TROPICAL STORM WARNING IS IN EFFECT FOR THE PROVINCES OF LA HABANA...CIUDAD DE LA HABANA...PINAR DEL RIO...AND THE ISLE OF YOUTH. A HURRICANE WATCH REMAINS IN EFFECT IN CUBA FOR THE PROVINCES OF MATANZAS WESTWARD THROUGH PINAR DEL RIO...AND FOR THE ISLE OF YOUTH. AT 10 PM CDT...0300Z...THE GOVERNMENT OF HONDURAS HAS DISCONTINUED THE HURRICANE WARNING FOR SWAN ISLAND AND THE TROPICAL STORM WARNING FOR THE COAST OF HONDURAS. ALL INTERESTS IN THE FLORIDA KEYS AND THE FLORIDA PENINSULA SHOULD CLOSELY MONITOR THE PROGRESS OF EXTREMELY DANGEROUS HURRICANE WILMA. FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE. AT 10 PM CDT...0300Z...THE CENTER OF HURRICANE WILMA WAS LOCATED NEAR LATITUDE 19.3 NORTH...LONGITUDE 86.0 WEST OR ABOUT 100 MILES... 165 KM...SOUTHEAST OF COZUMEL MEXICO. WILMA IS MOVING TOWARD THE NORTHWEST NEAR 6 MPH... 9 KM/HR...AND A SLOW NORTHWESTWARD TO NORTH-NORTHWESTWARD MOTION IS EXPECTED TO CONTINUE FOR THE NEXT 24 HOURS. ON THE FORECAST TRACK...THE CENTER OF WILMA WILL BE VERY NEAR COZUMEL AND THE NORTHEASTERN COAST OF THE YUCATAN PENINSULA BY MIDDAY TOMORROW. HOWEVER...WILMA HAS A LARGE CIRCULATION AND HURRICANE CONDITIONS WILL BE FELT WELL BEFORE THE ARRIVAL OF THE CENTER. MAXIMUM SUSTAINED WINDS ARE NEAR 150 MPH...240 KM/HR...WITH HIGHER GUSTS. WILMA IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON SCALE. SATELLITE IMAGERY INDICATES THAT WILMA IS GRADUALLY BECOMING BETTER ORGANIZED...AND THE HURRICANE COULD REGAIN CATEGORY FIVE STRENGTH AS IT APPROACHES THE YUCATAN TONIGHT OR FRIDAY. HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM... FROM THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200 MILES...325 KM. NOAA BUOY 42056 RECENTLY REPORTED SUSTAINED WINDS OF 77 MPH... 124 KM/HR...WITH A GUST TO 87 MPH... 140 KM/HR. ESTIMATED MINIMUM CENTRAL PRESSURE IS 923 MB...27.26 INCHES. COASTAL STORM SURGE FLOODING OF 7-11 FEET ABOVE NORMAL TIDE LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE EXPECTED NEAR AND TO THE NORTH OF WHERE THE CENTER MAKES LANDFALL ON THE YUCATAN PENINSULA. WILMA IS EXPECTED TO PRODUCE 10 TO 20 INCHES OF RAIN THROUGH SATURDAY ACROSS PORTIONS OF WESTERN CUBA AND THE YUCATAN PENINSULA...WITH ISOLATED AMOUNTS OF 40 INCHES POSSIBLE... PARTICULARLY OVER HIGHER TERRAIN OF WESTERN CUBA. OUTER RAINBANDS WILL CONTINUE TO AFFECT PORTIONS OF SOUTHERN FLORIDA...ESPECIALLY THE KEYS...WITH SOME 1 TO 3 INCH RAINS POSSIBLE THROUGH SATURDAY.
NOAA BUOY 42003 IN THE EASTERN GULF OF MEXICO INDICATES THAT LARGE SWELLS GENERATED BY WILMA HAVE PROPAGATED WELL INTO THE EASTERN GULF OF MEXICO. THESE SWELLS WILL LIKELY AFFECT PORTIONS OF THE NORTHERN GULF COAST ON FRIDAY. REPEATING THE 10 PM CDT POSITION...19.3 N... 86.0 W. MOVEMENT TOWARD...NORTHWEST NEAR 6 MPH. MAXIMUM SUSTAINED WINDS...150 MPH. MINIMUM CENTRAL PRESSURE... 923 MB. AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT 1 AM CDT FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 4 AM CDT. FORECASTER BEVEN
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#207530 - 10/20/05 10:22 PM
Re: Where will Wilma go?
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#207531 - 10/20/05 10:28 PM
Re: Where will Wilma go?
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Dr. Jeff Masters' WunderBlog Last Updated: 9:05 PM GMT on October 20, 2005 Hurricane Wilma made its expected turn northwest, and is now headed towards Cozumel Island as an extremely dangerous Category 4 hurricane capable of massive destruction. A new hurricane hunter plane arrived at the center at 2:45 pm EDT, and found a central pressure of 918 mb and surface winds of 150 mph. The 4:16 pm report had the same pressure and winds, so Wilma has leveled out in intensity. Wilma has completed an eyewall replacement cycle, and now has a large 40 mile diameter eye. Some intensification is likely the next 18 hours before Wilma comes ashore in the Yucatan. It is possible Wilma can eclipse its record 882 mb pressure, but she probably will not have enough time to do that.  FIgure 1. Topography of the ocean bottom. Where a long expanse of shallow waters over the Continental Shelf (light blue) exist next to the coast, one can expect increased storm surge potential. The waters off the coast of Cancun/Cozumel are quite deep, limiting the maximum potential storm surge to about 11 feet. The Continental Shelf is quite extensive off the west coast of Florida, making that region prone to large storm surges. Image credit: NOAA. Wilma's impact on Mexico Wilma's impact on Mexico is likely to be catastrophic. A 50-mile wide stretch of coast will receive Category 4 to 5 sustained winds of over 150 mph, causing incredible damage. As Wilma sits in place for two days, the long duration of high winds will cause far more damage than a quickly moving storm would. The long duration extreme winds will probably cause some of the worst wind damage ever seen in a hurricane. The storm surge will not be as much as a problem, because deep water just offshore will prevent a huge storm surge from piling up. Still, the expected storm surge of up to 11 feet will cause widespread damage to coastal structures.In adddition, rainfall amounts of 15 - 25 will cause serious flooding. Wilma is likely to be Mexico's worst weather disaster in history. Where will Wilma go? A trough of low pressure moving across the central U.S. has turned Wilma more to the northwest today, on a track towards Cozumel Island. The lastest 12Z (8am EDT) runs of all four major models used to track hurricanes--the GFS, GFDL, NOGAPS, and UKMET--agree on a landfall on Mexico's Yucatan Peninsula Friday, followed by a one to two day period of slow and erratic movement over land. By Sunday, strong westerly winds fill in behind the trough and pick up Wilma, and move her across South Florida by Monday. Once Wilma does make the crossing from Mexico to Florida, I expect little change in strength. While the waters are still warm enough to support intensification, this will be offset by increasing wind shear associated with the westerly winds driving Wilma. How believable is all this? As we've seen many times this hurricane season, when the models come into alignment, it's usually a good sign that the forecast is correct. This is particularly true when data from the NOAA jet is used to initialize the models, which is the case here. However, in a case where the steering currents are weak, there is much less confidence. In addition, just a small 100 mile error in forecast means the difference between Wilma staying over warm waters and maintaining its intensity, or moving ashore and weakening significantly. The Canadian model (which has not performed well with Wilma) is forecasting that she will stay primarily over water the next three days. Given all these factors, I'd give Wilma a 10% chance of arriving on the Florida west coast as a Category 3 or higher storm, 20% as a Category 2, 40% as a Category 1, and 30% as a tropical storm. On Florida's east coast, knock these value down by half a Category (10 - 15 mph).
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#207533 - 10/21/05 06:44 AM
Re: Where will Wilma go?
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The weather man said that Cozumel is getting twenty six foot waves breaking on the beach, and that there coastline would be forever changed
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#207534 - 10/21/05 08:28 AM
Re: Where will Wilma go?
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Marty, Great images! I saved the globe and the Gulf of Mexico....thanks....and good luck to Mexico...we're next
_________________________
Grace DeVita
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#207535 - 10/21/05 09:36 AM
Re: Where will Wilma go?
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WTNT34 KNHC 211451 TCPAT4 BULLETIN HURRICANE WILMA ADVISORY NUMBER 25 NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 10 AM CDT FRI OCT 21 2005 ...NORTHWESTERN EYEWALL OVER COZUMEL... ...CENTER COULD MAKE LANDFALL ON NORTHEASTERN YUCATAN TONIGHT...
A HURRICANE WARNING REMAINS IN EFFECT FROM SAN FELIPE TO CHETUMAL | | | | |