Hurricane Earl Update

By: NHC
By: NHC

000
WTNT32 KNHC 021139
TCPAT2
BULLETIN
HURRICANE EARL INTERMEDIATE ADVISORY NUMBER 32A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072010
800 AM EDT THU SEP 02 2010

...INTENSE HURRICANE EARL CONTINUES ON A NORTH-NORTHWESTWARD
TRACK...EXPECTED TO PASS NEAR THE OUTER BANKS TONIGHT...

SUMMARY OF 800 AM EDT...1200 UTC...INFORMATION
----------------------------------------------
LOCATION...30.1N 74.8W
ABOUT 355 MI...575 KM S OF CAPE HATTERAS NORTH CAROLINA
ABOUT 820 MI...1315 KM SSW OF NANTUCKET MASSACHUSETTS
MAXIMUM SUSTAINED WINDS...145 MPH...230 KM/HR
PRESENT MOVEMENT...NNW OR 330 DEGREES AT 18 MPH...30 KM/HR
MINIMUM CENTRAL PRESSURE...932 MB...27.52 INCHES

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

NONE.

SUMMARY OF WATCHES AND WARNINGS IN EFFECT...

A HURRICANE WARNING IS IN EFFECT FOR...
* BOGUE INLET NORTH CAROLINA NORTHEASTWARD TO THE NORTH
CAROLINA/VIRGINIA BORDER INCLUDING THE PAMLICO AND ALBEMARLE
SOUNDS.

A HURRICANE WATCH IS IN EFFECT FOR...
* NORTH OF THE NORTH CAROLINA/VIRGINIA BORDER TO CAPE HENLOPEN
DELAWARE.
* WESTPORT TO PLYMOUTH MASSACHUSETTS...INCLUDING MARTHAS
VINEYARD AND NANTUCKET.

A TROPICAL STORM WARNING IS IN EFFECT FOR...
* CAPE FEAR TO WEST OF BOGUE INLET NORTH CAROLINA.
* NORTH OF THE NORTH CAROLINA/VIRGINIA BORDER TO SANDY HOOK NEW
JERSEY...INCLUDING DELAWARE BAY SOUTH OF SLAUGHTER BEACH AND THE
CHESAPEAKE BAY SOUTH OF NEW POINT COMFORT.
* THE COAST OF LONG ISLAND NEW YORK FROM FIRE ISLAND INLET NORTHWARD
AND EASTWARD TO PORT JEFFERSON HARBOR.

A TROPICAL STORM WATCH IS IN EFFECT FOR...
* SANDY HOOK NEW JERSEY TO WOODS HOLE MASSACHUSETTS...INCLUDING
BLOCK ISLAND AND LONG ISLAND SOUND.
* THE COAST OF LONG ISLAND NEW YORK WEST OF FIRE ISLAND INLET AND
PORT JEFFERSON HARBOR.
* NORTH OF PLYMOUTH MASSACHUSETTS TO EASTPORT MAINE.
* THE COAST OF NOVA SCOTIA FROM PORT MAITLAND TO MEDWAY HARBOUR.

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 EDT...1200 UTC...THE EYE OF HURRICANE EARL WAS LOCATED
NEAR LATITUDE 30.1 NORTH...LONGITUDE 74.8 WEST. EARL IS MOVING
TOWARD THE NORTH-NORTHWEST NEAR 18 MPH...30 KM/HR BUT A TURN TOWARD
THE NORTH IS EXPECTED SOON. A TURN TOWARD THE NORTH-NORTHEAST AND
AN INCREASE IN FORWARD SPEED IS EXPECTED ON FRIDAY. ON THE
FORECAST TRACK...THE CENTER OF EARL WILL PASS NEAR THE NORTH
CAROLINA OUTER BANKS TONIGHT...AND BE VERY NEAR SOUTHEASTERN NEW
ENGLAND FRIDAY NIGHT.

MAXIMUM SUSTAINED WINDS REMAIN NEAR 145 MPH...230 KM/HR...WITH
HIGHER GUSTS. EARL IS A CATEGORY FOUR HURRICANE ON THE
SAFFIR-SIMPSON HURRICANE WIND SCALE. A GRADUAL WEAKENING IS
EXPECTED TO START LATER TODAY...BUT EARL IS EXPECTED TO BE A MAJOR
HURRICANE WHEN IT PASSES NEAR THE OUTER BANKS.

HURRICANE-FORCE WINDS EXTEND OUTWARD UP TO 90 MILES...150 KM...FROM
THE CENTER...AND TROPICAL-STORM-FORCE WINDS EXTEND OUTWARD UP TO 230
MILES...370 KM.

THE MINIMUM CENTRAL PRESSURE ESTIMATED FROM THE HURRICANE HUNTER
DATA IS 932 MB...27.52 INCHES.

HAZARDS AFFECTING LAND
----------------------
WINDS...TROPICAL-STORM-FORCE WINDS ARE EXPECTED TO REACH THE NORTH
CAROLINA COAST WITHIN THE WARNING AREA BY THIS AFTERNOON. EVEN IF
THE CENTER OF EARL REMAINS OFFSHORE...HURRICANE FORCE WINDS ARE
EXPECTED TO OCCUR ON THE OUTER BANKS BY THURSDAY NIGHT.
TROPICAL-STORM-FORCE WINDS WILL LIKELY REACH THE COAST FROM
VIRGINIA NORTHWARD TO NEW JERSEY BY LATE THURSDAY NIGHT OR EARLY
FRIDAY.

STORM SURGE...A DANGEROUS STORM SURGE WILL RAISE WATER LEVELS BY AS
MUCH AS 3 TO 5 FEET ABOVE GROUND LEVEL WITHIN THE HURRICANE WARNING
AREA AND THE LOWER CHESAPEAKE BAY. ELSEWHERE WITHIN THE TROPICAL
STORM WARNING AREA...STORM SURGE WILL RAISE WATER LEVELS BY AS MUCH
AS 1 TO 3 FEET ABOVE GROUND LEVEL. NEAR THE COAST...THE SURGE WILL
BE ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES.

RAINFALL...ACCUMULATIONS OF 2 TO 4 INCHES...WITH ISOLATED
MAXIMUM AMOUNTS OF 6 INCHES...ARE EXPECTED OVER PORTIONS OF EASTERN
NORTH CAROLINA INCLUDING THE OUTER BANKS. ACCUMULATIONS OF 1 TO 2
INCHES ARE POSSIBLE FARTHER TO THE NORTH ALONG THE IMMEDIATE
MID-ATLANTIC COAST.

SURF...LARGE SWELLS FROM EARL WILL CONTINUE TO AFFECT THE BAHAMAS
AND THE EAST COAST OF THE UNITED STATES THROUGH FRIDAY. THESE
SWELLS WILL LIKELY CAUSE DANGEROUS SURF CONDITIONS AND RIP
CURRENTS.


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