TROPICAL STORM IRENE ADVISORY 2A

[Nws Olney Maryland]

BULLETIN
TROPICAL STORM IRENE INTERMEDIATE ADVISORY NUMBER 2A
NWS NATIONAL HURRICANE CENTER MIAMI FL AL092011
200 AM AST SUN AUG 21 2011

...CENTER OF IRENE REDEVELOPS FARTHER NORTH...STORM STILL
EXPECTED TO MOVE TOWARD THE LEEWARD ISLANDS AND PUERTO RICO...


SUMMARY OF 200 AM AST...0600 UTC...INFORMATION
----------------------------------------------
LOCATION...16.0N 60.4W
ABOUT 75 MI...125 KM ESE OF GUADELOUPE
ABOUT 120 MI...195 KM SE OF ANTIGUA
MAXIMUM SUSTAINED WINDS...50 MPH...85 KM/H
PRESENT MOVEMENT...W OR 280 DEGREES AT 22 MPH...35 KM/H
MINIMUM CENTRAL PRESSURE...1006 MB...29.71 INCHES


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

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PUERTO RICO...U.S. VIRGIN ISLANDS...VIEQUES AND CULEBRA
* SABA...ST. EUSTATIUS...AND ST. MAARTEN
* DOMINICA
* BARBUDA...ST. KITTS...NEVIS...ANTIGUA...ANGUILLA...MONTSERRAT
* BRITISH VIRGIN ISLANDS

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SOUTH COAST OF THE DOMINICAN REPUBLIC FROM THE HAITI BORDER TO
CABO ENGANO

TROPICAL STORM CONDITIONS COULD OCCUR ELSEWHERE IN THE NORTHERN
LEEWARD ISLANDS TONIGHT AND EARLY SUNDAY.

HURRICANE CONDITIONS COULD OCCUR IN THE DOMINICAN REPUBLIC LATE ON
MONDAY.

A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA...IN THIS CASE WITHIN
24 TO 36 HOURS.

A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...IN THIS CASE WITHIN 36 TO 48 HOURS.

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...REPORTS FROM RADAR...SATELLITE...AND
SURFACE OBSERVATIONS INDICATE THE CENTER OF TROPICAL STORM IRENE
HAS REDEVELOPED FARTHER NORTH NEAR LATITUDE 16.0 NORTH...LONGITUDE
60.4 WEST. IRENE IS MOVING TOWARD THE WEST NEAR 22 MPH...35
KM/H...AND A MOTION TOWARD THE WEST-NORTHWEST AT A SLOWER RATE OF
SPEED IS EXPECTED DURING THE NEXT 48 HOURS. ON THE FORECAST
TRACK...IRENE WILL PASS THROUGH THE LEEWARD ISLANDS THIS
MORNING...AND MOVE INTO THE NORTHEASTERN CARIBBEAN SEA THIS
AFTERNOON. IRENE COULD APPROACH PUERTO RICO AND THE DOMINICAN
REPUBLIC ON MONDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 50 MPH...85 KM/H...WITH HIGHER
GUSTS. SOME STRENGTHENING IS FORECAST DURING THE NEXT 48 HOURS AND
IRENE COULD BECOME A HURRICANE BY MONDAY.

TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 130 MILES...215
KM...MAINLY TO THE NORTH AND EAST OF THE CENTER.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 1006 MB...29.71 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED IN THE LEEWARD ISLANDS
LATER TODAY. TROPICAL STORM CONDITIONS ARE EXPECTED TO BEGIN THIS
AFTERNOON IN THE VIRGIN ISLANDS AND PUERTO RICO. HURRICANE
CONDITIONS ARE POSSIBLE OVER THE DOMINICAN REPUBLIC BY LATE MONDAY
WITH TROPICAL STORM CONDITIONS POSSIBLE BY MONDAY AFTERNOON.

RAINFALL...IRENE IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 4 TO 7 INCHES IN THE LEEWARD ISLANDS...PUERTO RICO AND THE
VIRGIN ISLANDS...WITH ISOLATED MAXIMUM AMOUNTS OF UP TO 10 INCHES.
THESE RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES
IN AREAS OF STEEP TERRAIN.

STORM SURGE...A STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS
1 TO 3 FEET ABOVE NORMAL TIDE LEVELS ALONG THE IMMEDIATE COAST IN
THE WARNING AREA. NEAR THE COAST...THE SURGE WILL BE ACCOMPANIED
BY LARGE AND DANGEROUS WAVES.


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