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Tropical Storm BERTHA (Text)


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TROPICAL STORM BERTHA INTERMEDIATE ADVISORY NUMBER   1A
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL032014
200 AM AST FRI AUG 01 2014

...TROPICAL STORM BERTHA HEADING TOWARD THE LESSER ANTILLES...


SUMMARY OF 200 AM AST...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...12.6N 56.3W
ABOUT 215 MI...345 KM E OF BARBADOS
ABOUT 320 MI...520 KM ESE OF ST. LUCIA
MAXIMUM SUSTAINED WINDS...45 MPH...75 KM/H
PRESENT MOVEMENT...WNW OR 290 DEGREES AT 18 MPH...30 KM/H
MINIMUM CENTRAL PRESSURE...1008 MB...29.77 INCHES


WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...

THE GOVERNMENT OF THE BRITISH VIRGIN ISLANDS HAS ISSUED A TROPICAL
STORM WATCH FOR THE BRITISH VIRGIN ISLANDS.

A TROPICAL STORM WARNING COULD BE REQUIRED FOR MARTINIQUE LATER
TODAY.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* BARBADOS
* ST. LUCIA
* DOMINICA

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* PUERTO RICO
* VIEQUES
* CULEBRA
* U.S. VIRGIN ISLANDS
* BRITISH VIRGIN ISLANDS
* ST. VINCENT AND THE GRENADINES

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
THE NEXT 24 HOURS.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.

INTERESTS ELSEWHERE ACROSS THE NORTHEASTERN CARIBBEAN SEA SHOULD
MONITOR THE PROGRESS OF THIS SYSTEM.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...PLEASE
MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER SERVICE
FORECAST OFFICE. 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 200 AM AST...0600 UTC...THE CENTER OF TROPICAL STORM BERTHA WAS
LOCATED NEAR LATITUDE 12.6 NORTH...LONGITUDE 56.3 WEST. BERTHA IS
MOVING TOWARD THE WEST-NORTHWEST NEAR 18 MPH...30 KM/H...AND THIS
GENERAL MOTION IS EXPECTED TO CONTINUE FOR THE NEXT COUPLE OF DAYS.
ON THE FORECAST TRACK...BERTHA IS EXPECTED TO PASS NEAR BARBADOS
THIS AFTERNOON AND MOVE THROUGH THE CENTRAL LESSER ANTILLES FRIDAY
EVENING.

MAXIMUM SUSTAINED WINDS REMAIN NEAR 45 MPH...75 KM/H...WITH
HIGHER GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT
48 HOURS.

TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM
FROM THE CENTER.

THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 1008 MB...29.77 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED TO FIRST REACH THE
WARNING AREA BY MIDDAY TODAY...MAKING OUTSIDE PREPARATIONS
DIFFICULT OR DANGEROUS. TROPICAL STORM CONDITIONS ARE POSSIBLE IN
THE WATCH AREA IN PUERTO RICO AND THE VIRGIN ISLANDS ON SATURDAY.

RAINFALL...BERTHA IS EXPECTED TO PRODUCE RAINFALL AMOUNTS OF 1 TO
3 INCHES WITH ISOLATED AMOUNTS UP TO 5 INCHES ACROSS PORTIONS OF THE
LEEWARD ISLANDS...PUERTO RICO...AND THE VIRGIN ISLANDS THROUGH
SATURDAY NIGHT.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...500 AM AST.

$$
FORECASTER AVILA

NNNN

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