Guyana: Dry air settled in over most Lesser Antilles but few showers will occur through Tuesday. A tropical wave is starting to affect French Guiana and will continue to bring showers and isolated thunderstorms to Suriname and Guyana Tuesday.
From Late Tuesday shower/isolated thunderstorms will affect Trinidad and Tobago and the Windwards thru Wednesday. Some showers in Leewards too.
A tropical wave with moderate to strong thunderstorms in the ITCZ is near 35W and will quickly reach the Lesser Antilles on Thursday bring showers/thunderstorms thru Friday.
Another tropical wave is with strong thunderstorms is near the West African coast. 3 tropical cyclones exist in the basin today:
TD Grace is bringing very heavy rainfall to earthquake-hit areas of the Tiburon peninsula in Haiti. The Center is close to the south coast and continuing WNW later forecast to pass over the western portion of the peninsula. The flood and mudslide threat will continue overnight. It will then affect Jamaica and south Cuba Tuesday, then Caymans on Wednesday.
TS Henry formed quickly out of remnants of a frontal trough and was forecast to move around Bermuda.
TS Fred regained strength quickly and hit NW Florida at 65 mph.