Tropical Storm TOMAS

ZCZC MIATCPAT1 ALL
TTAA00 KNHC DDHHMM
BULLETIN
TROPICAL STORM TOMAS INTERMEDIATE ADVISORY NUMBER   4A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL212010
800 AM AST SAT OCT 30 2010
 
...TOMAS CAUSES DAMAGE ON BARBADOS...NOW HEADING TOWARD THE 
NORTHERN WINDWARD ISLANDS AT NEAR-HURRICANE STRENGTH...
 
 
SUMMARY OF 800 AM AST...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...13.1N 60.1W
ABOUT 70 MI...115 KM SE OF ST. LUCIA
ABOUT 70 MI...115 KM E OF ST. VINCENT
MAXIMUM SUSTAINED WINDS...70 MPH...110 KM/HR
PRESENT MOVEMENT...WNW OR 300 DEGREES AT 15 MPH...24 KM/HR
MINIMUM CENTRAL PRESSURE...993 MB...29.32 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* BARBADOS
* ST. VINCENT AND THE GRENADINES
* ST. LUCIA
* MARTINIQUE
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* TRINIDAD AND TOBAGO
* GRENADA
* DOMINICA
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN 12 HOURS.
PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE COMPLETE.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
THE NEXT 12 HOURS.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA OUTSIDE THE UNITED
STATES...PLEASE MONITOR PRODUCTS ISSUED BY YOUR NATIONAL
METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 800 AM AST...1200 UTC...THE CENTER OF TROPICAL STORM TOMAS WAS
LOCATED NEAR LATITUDE 13.1 NORTH...LONGITUDE 60.1 WEST. TOMAS IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 15 MPH...24 KM/HR...AND THIS
MOTION IS EXPECTED TO CONTINUE WITH A GRADUAL DECREASE IN FORWARD
SPEED TONIGHT AND SUNDAY. ON THE FORECAST TRACK...THE CENTER OF
TOMAS WILL PASS THROUGH THE NORTHERN WINDWARD ISLANDS THIS AFTERNOON
AND ENTER THE EASTERN CARIBBEAN SEA BY TONIGHT.
 
MAXIMUM SUSTAINED WINDS HAVE ARE NEAR 70 MPH...110 KM/HR...
WITH HIGHER GUSTS. STRENGTHENING IS FORECAST DURING THE NEXT 48
HOURS...AND TOMAS IS EXPECTED TO BECOME A HURRICANE LATER TODAY.
 
TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 140 MILES...220 KM
FROM THE CENTER. DURING THE PAST HOUR...A WIND GUST TO 63 MPH...100
KM/HR...WAS REPORTED ON BARBADOS. INFORMATION FROM THE BARBADOS
METEOROLOGICAL SERVICE INDICATES THAT DAMAGE TO HOMES AND DOWNED
POWER LINES HAVE BEEN REPORTED ON THE ISLAND.
 
THE MINIMUM CENTRAL PRESSURE RECENTLY ESTIMATED BY AN AIR FORCE
RESERVE RECONNAISSANCE AIRCRAFT WAS 993 MB...29.32 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE OCCURRING ON BARBADOS...AND
WILL SPREAD ACROSS THE REMAINDER OF THE WARNING AREA THIS MORNING.
HURRICANE CONDITIONS ARE EXPECTED WITHIN THE HURRICANE WARNING AREA
LATER THIS MORNING.
 
RAINFALL...TOMAS IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS
OF 3 TO 5 INCHES...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF 8
INCHES...ACROSS PORTIONS OF THE WINDWARD AND SOUTHERN LEEWARD
ISLANDS.
 
STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY
AS MUCH AS 1 TO 3 FEET ABOVE NORMAL TIDE LEVELS WITHIN AREAS OF
ONSHORE FLOW. THE SURGE WILL BE ACCOMPANIED BY LARGE AND
POTENTIALLY DESTRUCTIVE WAVES.
 
 
NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 AM AST.
 
$$
FORECASTER STEWART/CANGIALOSI
 
NNNN