HURRICANE EARL ADVISORY 24A

[NHC Olney Maryland]

BULLETIN
HURRICANE EARL INTERMEDIATE ADVISORY NUMBER 24A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL/OLNEY MD AL072010
700 AM AST TUE AUG 31 2010

...WEATHER CONDITIONS EXPECTED TO IMPROVE OVER PUERTO RICO AND THE
VIRGIN ISLANDS TODAY AS POWERFUL HURRICANE EARL MOVES AWAY FROM
THESE ISLANDS...


SUMMARY OF 700 AM AST...1100 UTC...INFORMATION
----------------------------------------------
LOCATION...20.7N 67.2W
ABOUT 175 MI...280 KM NNW OF SAN JUAN PUERTO RICO
ABOUT 235 MI...380 KM ESE OF GRAND TURK ISLAND
MAXIMUM SUSTAINED WINDS...135 MPH...215 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 13 MPH...20 KM/HR
MINIMUM CENTRAL PRESSURE...931 MB...27.49 INCHES


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

THE TROPICAL STORM WARNING HAS BEEN DISCONTINUED FOR PUERTO
RICO...INCLUDING THE ISLANDS OF CULEBRA AND VIEQUES...THE U.S.
VIRGIN ISLANDS AND BRITISH VIRGIN ISLAND.


SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* TURKS AND CAICOS ISLANDS

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SOUTHEASTERN BAHAMAS

INTERESTS FROM THE CAROLINAS NORTHWARD TO NEW ENGLAND SHOULD MONITOR
THE PROGRESS OF EARL.

FOR STORM INFORMATION SPECIFIC TO PUERTO RICO AND THE U.S. VIRGIN
ISLANDS...PLEASE MONITOR PRODUCTS ISSUED BY THE SAN JUAN 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 700 AM AST...1100 UTC...THE CENTER OF HURRICANE EARL WAS LOCATED
NEAR LATITUDE 20.7 NORTH...LONGITUDE 67.2 WEST. EARL IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 13 MPH...20 KM/HR. A GRADUAL TURN
TOWARD THE NORTHWEST IS EXPECTED TODAY...WITH THE NORTHWESTWARD
MOTION EXPECTED TO CONTINUE THROUGH WEDNESDAY. ON THE FORECAST
TRACK...THE CENTER OF EARL WILL MOVE AWAY FROM PUERTO AND THE
VIRGIN ISLANDS THIS MORNING...AND CROSS THE OPEN ATLANTIC EAST OF
THE TURKS AND CAICOS ISLANDS LATER TODAY AND TONIGHT.

MAXIMUM SUSTAINED WINDS REMAIN NEAR 135 MPH...215 KM/HR...WITH
HIGHER GUSTS. EARL IS A CATEGORY FOUR HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATIONS IN STRENGTH
ARE LIKELY OVER THE NEXT 24 TO 48 HOURS.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 70 MILES...110 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 200
MILES...325 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 931 MB...27.49 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS WILL GRADUALLY SUBSIDE OVER THE
BRITISH AND U.S. VIRGIN ISLANDS AND PUERTO RICO TODAY. STRONGER
WINDS...ESPECIALLY IN GUSTS...ARE LIKELY OVER ELEVATED TERRAIN IN
PUERTO RICO. TROPICAL STORM CONDITIONS ARE EXPECTED TO BEGIN TO
SPREAD INTO THE TURKS AND CAICOS ISLANDS BY THIS AFTERNOON.

STORM SURGE...STORM SURGE FLOODING AND WAVES WILL BEGIN TO DIMINISH
IN PUERTO AND THE VIRGIN ISLANDS TODAY. ABOVE NORMAL TIDES...
ACCOMPANIED BY LARGE AND DANGEROUS BATTERING WAVES...ARE POSSIBLE
IN THE TURKS AND CAICOS ISLANDS AND THE SOUTHEASTERN BAHAMAS.

RAINFALL...EARL IS EXPECTED TO PRODUCE ADDITIONAL RAINFALL
ACCUMULATIONS OF 1 TO 2 INCHES ACROSS PORTIONS OF THE U. S. VIRGIN
ISLANDS AND PUERTO RICO TODAY. ISOLATED MAXIMUM STORM TOTAL
AMOUNTS OF 12 INCHES ARE POSSIBLE IN ASSOCIATION WITH EARL. THESE
RAINS COULD CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES.


NEXT ADVISORY
-------------
NEXT INTERMEDIATE ADVISORY...900 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST.