Hurricane BILL

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BULLETIN
HURRICANE BILL INTERMEDIATE ADVISORY NUMBER  25A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL032009
200 PM AST FRI AUG 21 2009
 
...HURRICANE BILL EXPECTED TO TURN TOWARD THE NORTH-NORTHWEST LATER
TODAY...
 
A TROPICAL STORM WARNING AND A HURRICANE WATCH ARE IN EFFECT FOR
BERMUDA.
 
INTERESTS ALONG THE COAST OF NEW ENGLAND AND IN THE CANADIAN
MARITIMES SHOULD MONITOR THE PROGRESS OF BILL.
 
FOR STORM INFORMATION SPECIFIC TO YOUR AREA IN THE UNITED
STATES PLEASE MONITOR PRODUCTS ISSUED BY YOUR LOCAL NATIONAL WEATHER
SERVICE FORECAST OFFICE.  FOR STORM INFORMATION SPECIFIC TO YOUR
AREA OUTSIDE OF THE UNITED STATES...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR NATIONAL METEOROLOGICAL SERVICE.
 
AT 200 PM AST...1800 UTC...THE CENTER OF HURRICANE BILL WAS LOCATED
NEAR LATITUDE 28.5 NORTH...LONGITUDE 66.8 WEST OR ABOUT 290 MILES...
465 KM...SOUTH-SOUTHWEST OF BERMUDA AND ABOUT 695 MILES...1115 KM...
SOUTHEAST OF CAPE HATTERAS NORTH CAROLINA.
 
BILL IS MOVING TOWARD THE NORTHWEST NEAR 18 MPH...30 KM/HR. A
GRADUAL TURN TO THE NORTH-NORTHWEST AND THEN NORTH IS EXPECTED
LATER TODAY AND SATURDAY. ON THE FORECAST TRACK...THE CORE OF
HURRICANE BILL IS EXPECTED TO PASS OVER THE OPEN WATERS BETWEEN
BERMUDA AND THE EAST COAST OF THE UNITED STATES ON SATURDAY.
 
DATA FROM AN AIR FORCE PLANE CURRENTLY INVESTIGATING BILL SUGGEST
THAT THE MAXIMUM SUSTAINED WINDS HAVE DECREASED TO NEAR 110
MPH...175 KM/HR...WITH HIGHER GUSTS.  BILL IS NOW A CATEGORY TWO
HURRICANE ON THE SAFFIR-SIMPSON SCALE.  SOME FLUCTUATIONS IN
INTENSITY ARE LIKELY TODAY AND SATURDAY.
 
BILL REMAINS A LARGE TROPICAL CYCLONE. HURRICANE FORCE WINDS EXTEND
OUTWARD UP TO 115 MILES...185 KM...FROM THE CENTER...AND TROPICAL
STORM FORCE WINDS EXTEND OUTWARD UP TO 290 MILES...465 KM. RADAR
FROM BERMUDA SHOWS MORE RAINBANDS APPROACHING THE ISLAND.
 
THE LATEST MINIMUM CENTRAL PRESSURE RECENTLY REPORTED BY AN AIR
FORCE HURRICANE HUNTER AIRCRAFT IS 957 MB...28.26 INCHES.
 
BILL IS EXPECTED TO PRODUCE TOTAL RAIN ACCUMULATIONS OF 1 TO 3
INCHES OVER BERMUDA...WITH MAXIMUM AMOUNTS OF 5 INCHES.
 
THE BERMUDA WEATHER SERVICE FORECAST THAT THE STORM TIDE WILL RAISE
WATER LEVELS BY AS MUCH AS 3 FEET ABOVE GROUND LEVEL ALONG THE
COAST...ALONG WITH LARGE AND DANGEROUS BATTERING WAVES...IN ADVANCE
OF BILL.
 
LARGE SWELLS GENERATED BY THIS HURRICANE ARE AFFECTING PUERTO
RICO...HISPANIOLA...THE BAHAMAS...AND BERMUDA...AND SHOULD BEGIN
AFFECTING MOST OF THE U.S. EAST COAST AND THE ATLANTIC MARITIMES OF
CANADA DURING THE NEXT DAY OR TWO.  THESE SWELLS WILL LIKELY CAUSE
EXTREMELY DANGEROUS SURF AND LIFE-THREATENING RIP CURRENTS.
  
...SUMMARY OF 200 PM AST INFORMATION...
LOCATION...28.5N 66.8W
MAXIMUM SUSTAINED WINDS...110 MPH
PRESENT MOVEMENT...NORTHWEST OR 325 DEGREES AT 18 MPH
MINIMUM CENTRAL PRESSURE...957 MB
 
THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
500 PM AST.
 
$$
FORECASTER AVILA
 
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