Tropical Storm HARVEY

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TROPICAL STORM HARVEY FORECAST/ADVISORY NUMBER   4
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL082011
2100 UTC FRI AUG 19 2011
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
THE GOVERNMENT OF MEXICO HAS ISSUED A TROPICAL STORM WARNING FOR THE
SOUTHEASTERN COAST OF THE YUCATAN PENINSULA FROM PUNTA GRUESA
SOUTHWARD TO CHETUMAL.
 
THE GOVERNMENT OF HONDURAS HAS DISCONTINUED THE TROPICAL STORM WATCH
EAST OF PUNTA PATUCA.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE BAY ISLANDS OF HONDURAS
* THE COAST OF BELIZE
* THE SOUTHEASTERN COAST OF THE YUCATAN PENINSULA FROM PUNTA GRUESA
SOUTHWARD TO CHETUMAL
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* THE COAST OF HONDURAS FROM PUNTA PATUCA WESTWARD
* THE COAST OF GUATEMALA
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE AT ANY TIME WITHIN THE
NEXT 48 HOURS.
 
TROPICAL STORM CENTER LOCATED NEAR 16.5N  84.7W AT 19/2100Z
POSITION ACCURATE WITHIN  20 NM
 
PRESENT MOVEMENT TOWARD THE WEST OR 280 DEGREES AT  10 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1002 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT....... 40NE   0SE   0SW  40NW.
12 FT SEAS.. 40NE   0SE   0SW  40NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 16.5N  84.7W AT 19/2100Z
AT 19/1800Z CENTER WAS LOCATED NEAR 16.4N  84.3W
 
FORECAST VALID 20/0600Z 16.7N  86.1W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 50NE  30SE  30SW  50NW.
 
FORECAST VALID 20/1800Z 17.1N  87.9W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 20NE   0SE   0SW  20NW.
34 KT... 75NE  40SE  40SW  75NW.
 
FORECAST VALID 21/0600Z 17.6N  89.9W...INLAND
MAX WIND  40 KT...GUSTS  50 KT.
34 KT... 45NE  20SE  20SW  45NW.
 
FORECAST VALID 21/1800Z 18.0N  91.9W...INLAND
MAX WIND  30 KT...GUSTS  40 KT.
 
FORECAST VALID 22/1800Z 18.5N  96.0W...POST-TROP/REMNT LOW
MAX WIND  25 KT...GUSTS  35 KT.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 250 NM
ON DAY 4 AND 325 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 23/1800Z...DISSIPATED
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 16.5N  84.7W
 
NEXT ADVISORY AT 20/0300Z
 
$$
FORECASTER BEVEN
 
 
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