The total phase of this solar eclipse is not visible in Belize, but it can be observed here as a partial solar eclipse.

Only in the central USA will it be Total, but Belize should see a little bit of it, about 20 - 30% around about midday, so start checking from 11 am, may only last for 5 - 20 minutes in our location.

Belmopan, Belize
Partial solar eclipse visible (35.69% coverage of Sun)
Magnitude: 0.4657
Duration:2 hours, 41 minutes, 17 seconds
Partial begins:Aug 21 at 11:29:26 am
Maximum:Aug 21 at 12:53:27 pm
Partial ends:Aug 21 at 2:10:43 pm

Remember the warnings of not looking directly at the sun. You can actually burn out the back of your eye, or do irreparable damage.