HURRICANE EARL ADVISORY 23B

[NHC Olney Maryland]

BULLETIN
HURRICANE EARL INTERMEDIATE ADVISORY NUMBER 23B
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FLOLNEY MD AL072010
300 AM AST TUE AUG 31 2010

...EARL MOVING AWAY FROM PUERTO RICO...


SUMMARY OF 300 AM AST...0700 UTC...INFORMATION
----------------------------------------------
LOCATION...20.2N 66.4W
ABOUT 125 MI...200 KM N OF SAN JUAN PUERTO RICO
MAXIMUM SUSTAINED WINDS...135 MPH...215 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 13 MPH...21 KM/HR
MINIMUM CENTRAL PRESSURE...931 MB...27.49 INCHES


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

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PUERTO RICO...INCLUDING THE ISLANDS OF CULEBRA AND VIEQUES
* U.S. VIRGIN ISLANDS
* BRITISH VIRGIN ISLANDS
* 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...INCLUDING POSSIBLE INLAND WATCHES AND WARNINGS...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 300 AM AST...0700 UTC...THE CENTER OF HURRICANE EARL WAS LOCATED
NEAR LATITUDE 20.2 NORTH...LONGITUDE 66.4 WEST. EARL IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 13 MPH...21 KM/HR. THIS GENERAL
MOTION IS EXPECTED TO CONTINUE THIS MORNING...FOLLOWED BY A TURN
TOWARD THE NORTHWEST LATER TODAY. ON THE FORECAST TRACK...THE
CENTER OF EARL WILL MOVE AWAY FROM PUERTO RICO THIS MORNING...AND
PASS EAST OF THE TURKS AND CAICOS ISLANDS ON TONIGHT AND WEDNESDAY.

MAXIMUM SUSTAINED WINDS ARE 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.

THE LATEST MINIMUM CENTRAL PRESSURE REPORTED BY AN AIR FORCE RESERVE
HURRICANE HUNTER AIRCRAFT IS 931 MB...27.49 INCHES.


HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS WILL GRADUALLY SUBSIDE OVER THE
BRITISH AND U.S. VIRGIN ISLANDS THIS MORNING. TROPICAL STORM
CONDITIONS WILL AFFECT PORTIONS OF PUERTO RICO THIS MORNING.
STRONGER WINDS...ESPECIALLY IN GUSTS...ARE LIKELY OVER ELEVATED
TERRAIN IN PUERTO RICO. TROPICAL STORM CONDITIONS OVER PUERTO RICO
WILL BEGIN TO SUBSIDE LATER TODAY. 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
OVER THE TROPICAL STORM WARNING AREA LATER TODAY.

RAINFALL...EARL IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 4 TO 8 INCHES OVER THE NORTHERN LEEWARD ISLANDS...THE VIRGIN
ISLANDS AND PUERTO RICO...WITH POSSIBLE ISOLATED MAXIMUM AMOUNTS OF
12 INCHES...ESPECIALLY OVER HIGHER ELEVATIONS. THESE RAINS COULD
CAUSE LIFE-THREATENING FLASH FLOODS AND MUDSLIDES.


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