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Hurricane IRENE


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HURRICANE IRENE FORECAST/ADVISORY NUMBER  22
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL092011
2100 UTC THU AUG 25 2011
 
CHANGES IN WATCHES AND WARNINGS WITH THIS ADVISORY...
 
THE GOVERNMENT OF THE BAHAMAS HAS DISCONTINUED THE HURRICANE WARNING
FOR THE CENTRAL BAHAMAS.
 
A TROPICAL STORM WARNING HAS BEEN ISSUED FOR THE COAST OF SOUTH
CAROLINA FROM EDISTO BEACH NORTHWARD TO LITTLE RIVER INLET.
 
A HURRICANE WARNING HAS BEEN ISSUED FOR THE COAST OF NORTH CAROLINA
FROM LITTLE RIVER INLET NORTHWARD TO THE VIRGINIA BORDER...
INCLUDING THE PAMLICO...ALBEMARLE...AND CURRITUCK SOUNDS
 
A HURRICANE WATCH HAS BEEN ISSUED FOR THE EAST COAST OF THE UNITED
STATES FROM THE VIRGINIA/NORTH CAROLINA BORDER NORTHWARD TO SANDY
HOOK NEW JERSEY...INCLUDING DELAWARE BAY...AND THE CHESAPEAKE
BAY SOUTH OF SMITH POINT.
 
A TROPICAL STORM WATCH HAS BEEN ISSUED FOR THE CHESAPEAKE BAY FROM
SMITH POINT NORTHWARD AND THE TIDAL POTOMAC.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WARNING IS IN EFFECT FOR...
* THE NORTHWESTERN BAHAMAS
* THE COAST OF NORTH CAROLINA FROM LITTLE RIVER INLET NORTHWARD TO
THE VIRGINIA BORDER...INCLUDING THE PAMLICO...ALBEMARLE...AND
CURRITUCK SOUNDS
 
A HURRICANE WATCH IS IN EFFECT FOR...
* THE VIRGINIA/NORTH CAROLINA BORDER NORTHWARD TO SANDY HOOK NEW
JERSEY...INCLUDING DELAWARE BAY...AND CHESAPEAKE BAY SOUTH OF SMITH
POINT.
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* NORTH OF EDISTO BEACH SOUTH CAROLINA TO LITTLE RIVER INLET
 
A TROPICAL STORM WATCH IS IN EFFECT FOR...
* CHESAPEAKE BAY FROM SMITH POINT NORTHWARD AND THE TIDAL POTOMAC.
 
A HURRICANE WARNING MEANS THAT HURRICANE CONDITIONS ARE EXPECTED
SOMEWHERE WITHIN THE WARNING AREA.  A WARNING IS TYPICALLY ISSUED
36 HOURS BEFORE THE ANTICIPATED FIRST OCCURRENCE OF
TROPICAL-STORM-FORCE WINDS...CONDITIONS THAT MAKE OUTSIDE
PREPARATIONS DIFFICULT OR DANGEROUS. PREPARATIONS TO PROTECT LIFE
AND PROPERTY SHOULD BE RUSHED TO COMPLETION.
 
A TROPICAL STORM WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE
EXPECTED SOMEWHERE WITHIN THE WARNING AREA WITHIN 36 HOURS.
 
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA.  A WATCH IS TYPICALLY ISSUED 48 HOURS
BEFORE THE ANTICIPATED FIRST OCCURRENCE OF TROPICAL-STORM-FORCE
WINDS...CONDITIONS THAT MAKE OUTSIDE PREPARATIONS DIFFICULT OR
DANGEROUS.
 
A TROPICAL STORM WATCH MEANS THAT TROPICAL STORM CONDITIONS ARE
POSSIBLE WITHIN THE WATCH AREA...GENERALLY WITHIN 48 HOURS.
 
INTERESTS ELSEWHERE IN THE MID-ATLANTIC STATES AND NEW ENGLAND
SHOULD MONITOR THE PROGRESS OF IRENE.
 
HURRICANE CENTER LOCATED NEAR 27.0N  77.3W AT 25/2100Z
POSITION ACCURATE WITHIN  15 NM
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 335 DEGREES AT  12 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  950 MB
MAX SUSTAINED WINDS 100 KT WITH GUSTS TO 120 KT.
64 KT....... 70NE  60SE  25SW  50NW.
50 KT.......110NE 100SE  50SW  75NW.
34 KT.......250NE 200SE 125SW 160NW.
12 FT SEAS..330NE 300SE  90SW 270NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT.  RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.
 
REPEAT...CENTER LOCATED NEAR 27.0N  77.3W AT 25/2100Z
AT 25/1800Z CENTER WAS LOCATED NEAR 26.5N  77.2W
 
FORECAST VALID 26/0600Z 28.7N  77.8W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 70NE  60SE  25SW  50NW.
50 KT...110NE 100SE  50SW  75NW.
34 KT...250NE 200SE 125SW 160NW.
 
FORECAST VALID 26/1800Z 30.6N  77.8W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 70NE  60SE  25SW  50NW.
50 KT...110NE 100SE  50SW  75NW.
34 KT...250NE 200SE 125SW 160NW.
 
FORECAST VALID 27/0600Z 32.5N  77.4W
MAX WIND 100 KT...GUSTS 120 KT.
64 KT... 70NE  60SE  25SW  50NW.
50 KT...110NE 100SE  50SW  75NW.
34 KT...250NE 200SE 125SW 160NW.
 
FORECAST VALID 27/1800Z 34.5N  76.9W
MAX WIND  95 KT...GUSTS 115 KT.
50 KT...120NE 120SE  60SW  75NW.
34 KT...270NE 240SE 140SW 140NW.
 
FORECAST VALID 28/1800Z 39.8N  74.6W...INLAND
MAX WIND  75 KT...GUSTS  90 KT.
50 KT...120NE 120SE  60SW  75NW.
34 KT...270NE 270SE 140SW 140NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 175 NM
ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 29/1800Z 48.5N  68.0W...POST-TROP/EXTRATROP
MAX WIND  50 KT...GUSTS  60 KT.
 
OUTLOOK VALID 30/1800Z 56.0N  54.0W...POST-TROP/EXTRATROP
MAX WIND  45 KT...GUSTS  55 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 27.0N  77.3W
 
NEXT ADVISORY AT 26/0300Z
 
$$
FORECASTER BROWN
 
 
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