Post by NHC Olney Maryland on Aug 31, 2008 22:33:57 GMT -5
TROPICAL STORM HANNA ADVISORY NUMBER 15
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL082008
500 PM AST SUN AUG 31 2008
...TROPICAL STORM WARNING EXTENDED TO THE CENTRAL BAHAMAS...
AT 5 PM AST...2100 UTC...THE GOVERNMENT OF THE BAHAMAS HAS ISSUED A
TROPICAL STORM WARNING FOR THE CENTRAL BAHAMAS...INCLUDING CAT
ISLAND...THE EXUMAS...LONG ISLAND...RUM CAY...AND SAN SALVADOR.
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE SOUTHEASTERN
BAHAMAS...INCLUDING THE ACKLINS...CROOKED ISLAND...THE
INAGUAS...MAYAGUANA...AND THE RAGGED ISLANDS.
A TROPICAL STORM WARNING IS ALSO IN EFFECT FOR ALL OF THE TURKS AND
CAICOS ISLANDS.
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 23.5 NORTH...LONGITUDE 71.4 WEST OR ABOUT 140
MILES...225 KM...NORTH OF GRAND TURK ISLAND.
HANNA IS MOVING TOWARD THE WEST NEAR 10 MPH...17 KM/HR. HANNA IS
EXPECTED TO CONTINUE WESTWARD TONIGHT WITH A DECREASE IN FORWARD
SPEED THEN TURN TOWARD THE SOUTHWEST ON TUESDAY. ON THE FORECAST
TRACK...HANNA WILL GRADUALLY APPROACH THE SOUTHERN AND CENTRAL
BAHAMAS DURING THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/HR...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24
HOURS.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM
FROM THE CENTER.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 997 MB...29.44 INCHES.
RAINFALL AMOUNTS OF 2 TO 4 INCHES WILL BE POSSIBLE IN THE TURKS AND
CAICOS ISLANDS.
LONG-PERIOD 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...23.5 N...71.4 W. MOVEMENT
TOWARD...WEST NEAR 10 MPH. MAXIMUM SUSTAINED WINDS...45 MPH.
MINIMUM CENTRAL PRESSURE...997 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.
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL082008
500 PM AST SUN AUG 31 2008
...TROPICAL STORM WARNING EXTENDED TO THE CENTRAL BAHAMAS...
AT 5 PM AST...2100 UTC...THE GOVERNMENT OF THE BAHAMAS HAS ISSUED A
TROPICAL STORM WARNING FOR THE CENTRAL BAHAMAS...INCLUDING CAT
ISLAND...THE EXUMAS...LONG ISLAND...RUM CAY...AND SAN SALVADOR.
A TROPICAL STORM WARNING REMAINS IN EFFECT FOR THE SOUTHEASTERN
BAHAMAS...INCLUDING THE ACKLINS...CROOKED ISLAND...THE
INAGUAS...MAYAGUANA...AND THE RAGGED ISLANDS.
A TROPICAL STORM WARNING IS ALSO IN EFFECT FOR ALL OF THE TURKS AND
CAICOS ISLANDS.
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 23.5 NORTH...LONGITUDE 71.4 WEST OR ABOUT 140
MILES...225 KM...NORTH OF GRAND TURK ISLAND.
HANNA IS MOVING TOWARD THE WEST NEAR 10 MPH...17 KM/HR. HANNA IS
EXPECTED TO CONTINUE WESTWARD TONIGHT WITH A DECREASE IN FORWARD
SPEED THEN TURN TOWARD THE SOUTHWEST ON TUESDAY. ON THE FORECAST
TRACK...HANNA WILL GRADUALLY APPROACH THE SOUTHERN AND CENTRAL
BAHAMAS DURING THE NEXT COUPLE OF DAYS.
MAXIMUM SUSTAINED WINDS ARE NEAR 45 MPH...75 KM/HR...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 24
HOURS.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM
FROM THE CENTER.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 997 MB...29.44 INCHES.
RAINFALL AMOUNTS OF 2 TO 4 INCHES WILL BE POSSIBLE IN THE TURKS AND
CAICOS ISLANDS.
LONG-PERIOD 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...23.5 N...71.4 W. MOVEMENT
TOWARD...WEST NEAR 10 MPH. MAXIMUM SUSTAINED WINDS...45 MPH.
MINIMUM CENTRAL PRESSURE...997 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.