Hurricane EARL

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HURRICANE EARL INTERMEDIATE ADVISORY NUMBER  20A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL072010
800 AM AST MON AUG 30 2010
 
...EARL CONTINUES TO STRENGTHEN AS IT MOVES ACROSS THE NORTHERN
LEEWARD ISLANDS...
 
 
SUMMARY OF 800 AM AST...1200 UTC...INFORMATION
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LOCATION...18.4N 62.9W
ABOUT 25 MI...40 KM NNE OF ST. MARTIN
ABOUT 140 MI...220 KM E OF ST. THOMAS
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/HR
PRESENT MOVEMENT...WNW OR 285 DEGREES AT 14 MPH...22 KM/HR
MINIMUM CENTRAL PRESSURE...965 MB...28.50 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* ANTIGUA...BARBUDA...MONTSERRAT...ST. KITTS...NEVIS...AND ANGUILLA
* SAINT MARTIN AND SAINT BARTHELEMY
* ST. MAARTEN...SABA...AND ST. EUSTATIUS
* BRITISH VIRGIN ISLANDS
* U.S. VIRGIN ISLANDS
 
A HURRICANE WATCH IS IN EFFECT FOR...
* PUERTO RICO INCLUDING THE ISLANDS OF CULEBRA AND VIEQUES
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* PUERTO RICO INCLUDING THE ISLANDS OF CULEBRA AND VIEQUES
 
HURRICANE CONDITIONS ARE EXPECTED WITHIN THE HURRICANE WARNING
AREA...IN THIS CASE WITHIN THE NEXT 12 HOURS.  PREPARATIONS
TO PROTECT LIFE AND PROPERTY SHOULD HAVE ALREADY BEEN COMPLETED.
 
HURRICANE CONDITIONS ARE POSSIBLE WITHIN THE WATCH AREA...IN THIS
CASE WITHIN THE NEXT 12 TO 24 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 800 AM AST...1200 UTC...THE CENTER OF HURRICANE EARL WAS LOCATED
NEAR LATITUDE 18.4 NORTH...LONGITUDE 62.9 WEST. EARL IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 14 MPH...22 KM/HR.  A TURN
TOWARD THE NORTHWEST IS EXPECTED ON TUESDAY.  ON THE FORECAST
TRACK...THE CENTER OF EARL WILL PASS NEAR OR OVER THE NORTHERNMOST
LEEWARD ISLANDS THIS MORNING...AND NEAR THE VIRGIN ISLANDS THIS
AFTERNOON AND THIS EVENING.
 
MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 110 MPH...175 KM/HR
...WITH HIGHER GUSTS.  EARL IS A CATEGORY TWO HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE WIND SCALE.  ADDITIONAL STRENGTHENING IS
FORECAST...AND EARL IS EXPECTED TO BECOME A MAJOR HURRICANE LATER
TODAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 50 MILES...85 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 175
MILES...280 KM. ST. MAARTEN RECENTLY REPORTED A SUSTAINED WIND OF 41
MPH...67 KM/HR WITH A GUST TO 61 MPH...98 KM/HR.
 
THE LATEST MINIMUM CENTRAL PRESSURE REPORTED FROM A NOAA HURRICANE
HUNTER AIRCRAFT IS 965 MB...28.50 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
WIND...HURRICANE CONDITIONS ARE NOW SPREADING ACROSS THE NORTHERN
LEEWARD ISLANDS...AND WILL SPREAD WESTWARD INTO THE VIRGIN ISLANDS
LATER TODAY. TROPICAL STORM CONDITIONS ARE EXPECTED TO SPREAD OVER
PUERTO RICO TODAY...WITH HURRICANE CONDITIONS POSSIBLE THIS EVENING
AND TONIGHT.
 
STORM SURGE...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH AS 2 TO
4 FEET ABOVE GROUND LEVEL PRIMARILY NEAR THE COAST IN AREAS OF
ONSHORE WIND WITHIN THE HURRICANE WARNING AREA...AND 1 TO 3 FEET IN
THE TROPICAL STORM WARNING AREA.  THE SURGE WILL BE ACCOMPANIED BY
LARGE AND DANGEROUS BATTERING WAVES.
 
RAINFALL...EARL IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 4 TO 8 INCHES OVER THE 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
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NEXT COMPLETE ADVISORY...1100 AM AST.
 
$$
FORECASTER BROWN/BERG
 
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