GRACE IS PRESENTLY UNDER WIND SHEAR, HOWEVER AS GRACE TRACKS FURTHER WEST SHEAR IS LESS AND WATERS ARE WARM ENOUGH FOR GRACE TO STRENGTHEN INTO A HURRICANE AND WE CAN'T RULE OUT A MAJOR STORM. TROPICAL STORM WATCH AND WARNINGS ARE UP AND HURRICANE WATCH FOR A PORTION OF THE NORTHEAST COAST OF THE YUCATAN PENINSULA.
HEAVY RAINS, FLASH FLOODS/MUDSLIDES AFFECTING HAITI AND THESE RAINS WILL WEST SPREAD OVER JAMAICA, CUBA AND THE CAYMAN ISLANDS.
GRACE HAS A LARGE CLOUD STRUCTURE SEEN ON VISIBLE SATELLITE AND SYMMETRICALLY SHAPED. THIS WILL BE A NASTY STORM AS SOON AS IT STRENGTHENS.
RTW
NATIONAL HURRICANE CENTER
...TROPICAL STORM CONDITIONS SPREADING OVER JAMAICA...
...FLOODING RAINS CONTINUING OVER PORTIONS OF HAITI AND SPREADING
WESTWARD...
11:00 AM EDT Tue Aug 17
Location: 18.3°N 76.8°W
Moving: W at 15 mph
Min pressure: 1005 mb
Max sustained: 50 mph