Tropical Storm HANNA

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BULLETIN
TROPICAL STORM HANNA ADVISORY NUMBER  24
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082008
500 PM AST TUE SEP 02 2008

...HANNA WEAKENS AS IT DRIFTS SOUTHWARD...
 
AT 500 PM AST...2100 UTC...THE GOVERNMENT OF THE DOMINICAN REPUBLIC
HAS ISSUED A TROPICAL STORM WARNING FOR THE NORTHERN COAST FROM
PUERTO PLATA WESTWARD TO BAHIA DE MANZANILLO. A TROPICAL STORM
WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN
THE WARNING AREA WITHIN THE NEXT 24 HOURS.
 
AT 500 PM AST...2100 UTC...THE TROPICAL STORM WARNING FOR HAITI HAS
BEEN EXTENDED AND IS NOW IN EFFECT FROM THE NORTHERN BORDER WITH
THE DOMINICAN REPUBLIC TO PORT-AU-PRINCE.
 
A HURRICANE WARNING REMAINS IN EFFECT FOR THE CENTRAL BAHAMAS...THE
SOUTHEASTERN BAHAMAS...AND THE TURKS AND CAICOS ISLANDS.
 
INTERESTS IN EASTERN CUBA...THE NORTHWEST BAHAMAS...AND THE
SOUTHEASTERN UNITED STATES SHOULD MONITOR THE PROGRESS OF HANNA.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.
 
AT 500 PM AST...2100Z...THE CENTER OF TROPICAL STORM HANNA WAS
LOCATED NEAR LATITUDE 20.4 NORTH...LONGITUDE 72.7 WEST OR ABOUT 60
MILES... 95 KM...SOUTHEAST OF GREAT INAGUA ISLAND IN THE
SOUTHEASTERN BAHAMAS AND ABOUT 435 MILES...705 KM...SOUTHEAST OF
NASSAU.
 
HANNA HAS BEEN DRIFTING TOWARD THE SOUTH-SOUTHEAST NEAR 5 MPH...7
KM/HR.  HOWEVER...A NORTHWESTWARD MOTION IS EXPECTED TO BEGIN
TONIGHT OR TOMORROW.  ON THE FORECAST TRACK...HANNA WILL MOVE OVER
THE SOUTHEASTERN BAHAMAS TONIGHT...THE CENTRAL BAHAMAS
TOMORROW...AND THE NORTHWESTERN BAHAMAS ON THURSDAY.
 
MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 65 MPH...100
KM/HR...WITH HIGHER GUSTS.  LITTLE CHANGE IN STRENGTH IS FORECAST
TONIGHT...BUT SOME STRENGTHENING IS FORECAST ON WEDNESDAY AND
THURSDAY...AND HANNA COULD REGAIN HURRICANE STRENGTH DURING THAT
PERIOD. 
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175 MILES...280 KM
FROM THE CENTER.
 
THE MINIMUM CENTRAL PRESSURE MEASURED BY THE RECONNAISSANCE AIRCRAFT
WAS 987 MB...29.15 INCHES.
 
HANNA IS EXPECTED TO PRODUCE RAINFALL TOTALS OF 4 TO 8 INCHES...
WITH MAXIMUM ISOLATED AMOUNTS OF 12 INCHES...OVER THE SOUTHEASTERN
BAHAMAS...THE TURKS AND CAICOS ISLANDS...AND EASTERN CUBA. 
RAINFALL TOTALS OF 6 TO 10 INCHES...WITH ISOLATED MAXIMUM AMOUNTS
OF UP TO 15 INCHES...ARE POSSIBLE OVER HISPANIOLA WHERE THESE RAINS
COULD CAUSE LIFE-THREATENING MUD SLIDES AND FLASH FLOODING.
 
COASTAL STORM SURGE FLOODING OF 3 TO 5 FEET ABOVE NORMAL TIDE
LEVELS...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...CAN BE
EXPECTED IN AREAS OF ONSHORE FLOW WITHIN THE HURRICANE WARNING AREA.
 
SWELLS FROM HANNA ARE EXPECTED TO INCREASE THE RISK OF DANGEROUS RIP
CURRENTS ALONG PORTIONS OF THE SOUTHEASTERN UNITED STATES COAST
DURING THE NEXT COUPLE OF DAYS.
 
REPEATING THE 500 PM AST POSITION...20.4 N...72.7 W.  MOVEMENT
TOWARD...SOUTH-SOUTHEAST NEAR 5 MPH.  MAXIMUM SUSTAINED WINDS...65
MPH.  MINIMUM CENTRAL PRESSURE...987 MB.
 
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 800 PM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 1100
PM AST.
 
$$
FORECASTER RHOME/KNABB
 
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