|
|
|||||||
TROPICAL WAVE OFF THE AFRICAN COAST ALONG 20W S OF 18N MOVING W 5-10 KT. THERE IS SOME DISCREPANCY BETWEEN THE DAKAR UPPER-AIR SOUNDING AND LATEST SATELLITE IMAGERY. THE DAKAR SOUNDING SHOWS A WELL-DEFINED WAVE PASSAGE ABOUT 24 HRS AGO IMPLYING THE WAVE POSITION WOULD BE NEAR THE CAPE VERDE ISLANDS WHILE A MID-LEVEL CIRCULATION IS NOTED IN SATELLITE IMAGERY NEAR 12N18W. THE CURRENT POSITION IS A COMPROMISE OF BOTH DATA SOURCES AND ASSUMES AN UNUSUALLY SLOW SPEED OF 5-10 KT. SCATTERED MODERATE CONVECTION IS LOCATED FROM 8N-12N BETWEEN 13W-20W. TROPICAL WAVE APPROACHING THE WINDWARD ISLANDS ALONG 58W S OF 16N RACING W 25-30 KT. SATELLITE IMAGERY CONTINUES TO SHOW A WELL-DEFINED MID-LEVEL CIRCULATION WITH LOOSELY ORGANIZED BANDS OF MODERATE CONVECTION TO THE N AND S. HOWEVER...GIVEN THE VERY FAST MOTION OF THIS SYSTEM...ONLY AN INVERTED TROUGH SIGNATURE IS NOTED WITHIN THE SURFACE WIND FIELD. DESPITE THE FAST MOTION...THIS SYSTEM HAS THE POTENTIAL TO DEVELOP INTO A TROPICAL DEPRESSION OVER THE NEXT DAY OR SO AS IT MOVES INTO A FAVORABLE UPPER LEVEL PATTERN OVER THE E CARIBBEAN. REGARDLESS OF DEVELOPMENT...SCATTERED TO NUMEROUS SHOWERS/TSTMS AND SQUALLY CONDITIONS WILL SPREAD ACROSS PORTIONS OF THE LESSER ANTILLES ...PRIMARILY FROM TRINIDAD/TOBAGO TO GUADELOUPE...THIS EVENING THEN ACROSS THE E CARIBBEAN TOMORROW. the wave from yesterday in the carribean is almoat completely gone, and it was fairly strong going in |