000
WTNT34 KNHC 160241
TCPAT4
BULLETIN
TROPICAL STORM DEAN ADVISORY NUMBER 11
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL042007
1100 PM AST WED AUG 15 2007
...DEAN STRENGTHENS...HURRICANE WATCHES ISSUED IN THE LESSER
ANTILLES...
AT 11 PM AST...0300 UTC...HURRICANE WATCHES HAVE BEEN ISSUED FOR THE
FOLLOWING LOCATIONS BY THEIR RESPECTIVE GOVERNMENTS...ST. LUCIA...
MARTINIQUE...GUADELOUPE AND ITS DEPENDENCIES...SABA...AND ST.
EUSTATIUS. A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.
AT 11 PM AST...0300 UTC...THE GOVERNMENT OF THE NETHERLANDS ANTILLES
HAS ISSUED A TROPICAL STORM WATCH FOR ST. MAARTEN. A TROPICAL STORM
WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE
WATCH AREA...GENERALLY WITHIN 36 HOURS.
ADDITIONAL WATCHES AND WARNINGS WILL LIKELY BE REQUIRED TOMORROW
MORNING.
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR LOCAL WEATHER OFFICE.
AT 1100 PM AST...0300Z...THE CENTER OF TROPICAL STORM DEAN WAS
LOCATED NEAR LATITUDE 13.1 NORTH...LONGITUDE 50.2 WEST OR ABOUT 625
MILES...1005 KM...EAST OF BARBADOS.
DEAN IS MOVING TOWARD THE WEST NEAR 23 MPH...37 KM/HR...AND THIS
MOTION IS EXPECTED TO CONTINUE DURING THE NEXT 24 HOURS.
MAXIMUM SUSTAINED WINDS ARE NEAR 70 MPH...110 KM/HR...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 24 HOURS AND
DEAN IS EXPECTED TO BECOME A HURRICANE ON THURSDAY. AN AIR FORCE
RESERVE HURRICANE HUNTER AIRCRAFT WILL INVESTIGATE DEAN TOMORROW
AFTERNOON.
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM
FROM THE CENTER.
ESTIMATED MINIMUM CENTRAL PRESSURE IS 991 MB...29.26 INCHES.
REPEATING THE 1100 PM AST POSITION...13.1 N...50.2 W. MOVEMENT
TOWARD...WEST NEAR 23 MPH. MAXIMUM SUSTAINED WINDS...70 MPH.
MINIMUM CENTRAL PRESSURE...991 MB.
AN INTERMEDIATE ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE
CENTER AT 200 AM AST FOLLOWED BY THE NEXT COMPLETE ADVISORY AT 500
AM AST.
$$
FORECASTER BROWN
