There are several weather sources linked to below, each has its own set of scroll bars.
Included are the Belize Meterological Forecast, the super detailed weather page on the AmbergrisCaye.com message board, SanPedroDaily.com with its daily weather forecast for the island by Winston Panton, and the Intellicast satellite closest to Belize.
Below is the San Pedro Daily, including a daily weather
forecast for the island by Winston Panton
Below is the Belizean Governmental Weather Forecast
Below is the Caribbean Satellite picture.
You will want to scroll down a bit to see it.
Below is a live weather report
(updated every minute during business hours)
and weather history from the island.