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Hurricane IGOR


ZCZC MIATCPAT1 ALL
TTAA00 KNHC DDHHMM
BULLETIN
HURRICANE IGOR ADVISORY NUMBER  55
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL     AL112010
500 PM AST TUE SEP 21 2010
 
...IGOR BECOMES POST-TROPICAL...
 
 
SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...49.3N 51.7W
ABOUT 125 MI...200 KM NNE OF ST. JOHNS NEWFOUNDLAND
MAXIMUM SUSTAINED WINDS...80 MPH...130 KM/HR
PRESENT MOVEMENT...NNE OR 25 DEGREES AT 39 MPH...63 KM/HR
MINIMUM CENTRAL PRESSURE...950 MB...28.05 INCHES
 
 
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
 
NONE.
 
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
 
A HURRICANE WATCH IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM STONES COVE NORTHWARD AND EASTWARD
TO FOGO ISLAND
 
A TROPICAL STORM WARNING IS IN EFFECT FOR...
* THE COAST OF NEWFOUNDLAND FROM BURGEO NORTHWARD AND EASTWARD
TO TRITON
* THE ISLANDS OF ST-PIERRE AND MIQUELON
 
THESE WATCHES AND WARNINGS WILL LIKELY BE DISCONTINUED THIS EVENING
OR TONIGHT.
 
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 THE UNITED STATES...PLEASE MONITOR PRODUCTS
ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
 
 
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF POST-TROPICAL CYCLONE IGOR
WAS LOCATED NEAR LATITUDE 49.3 NORTH...LONGITUDE 51.7 WEST.  IGOR IS
MOVING TOWARD THE NORTH-NORTHEAST NEAR 39 MPH...63 KM/HR.  A TURN
TOWARD THE NORTH WITH A DECREASE IN FORWARD SPEED IS EXPECTED BY
WEDNESDAY...FOLLOWED BY A TURN TOWARD THE NORTHWEST BY THURSDAY.
 
MAXIMUM SUSTAINED WINDS ARE NEAR 80 MPH...130 KM/HR...WITH HIGHER
GUSTS.  LITTLE CHANGE IN STRENGTH IS EXPECTED DURING THE NEXT 24
HOURS...BUT THE CYCLONE SHOULD BEGIN TO GRADUALLY WEAKEN BY LATE
WEDNESDAY.
 
HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 85 MILES...140 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 520
MILES...835 KM.
 
ESTIMATED MINIMUM CENTRAL PRESSURE IS 950 MB...28.05 INCHES.
 
 
HAZARDS AFFECTING LAND
----------------------
WIND...WINDS OF TROPICAL STORM FORCE AND VERY NEAR HURRICANE
FORCE...ESPECIALLY IN GUSTS...ARE OCCURRING IN PARTS OF
NEWFOUNDLAND.  THESE WINDS WILL LIKELY DIMINISH TONIGHT AS IGOR
MOVES FARTHER TO THE NORTH.
 
RAINFALL...THE SIGNIFICANT RAINFALL THREAT OVER NEWFOUNDLAND
ASSOCIATED WITH IGOR HAS COME TO AN END.  RAINFALL WILL BE TAPERING
OFF THIS EVENING AS IGOR MOVES RAPIDLY NORTH-NORTHEASTWARD.
 
SURF...LARGE SWELLS ALONG THE EAST COAST OF THE UNITED STATES WILL
BE SUBSIDING TONIGHT.  SWELLS WILL BE SLOW TO SUBSIDE IN NOVA
SCOTIA...NEWFOUNDLAND...PUERTO RICO...THE VIRGIN ISLANDS...
HISPANIOLA...AND PORTIONS OF THE BAHAMAS DURING THE NEXT COUPLE OF
DAYS.  THESE SWELLS ARE LIKELY TO CAUSE LIFE-THREATENING SURF AND
RIP CURRENTS. PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER
OFFICE FOR ADDITIONAL INFORMATION.
 
 
NEXT ADVISORY
-------------
THIS IS THE LAST PUBLIC ADVISORY ISSUED BY THE NATIONAL HURRICANE
CENTER ON IGOR.  ADDITIONAL INFORMATION ON THIS SYSTEM CAN BE FOUND
IN HIGH SEAS FORECASTS ISSUED BY THE NATIONAL WEATHER SERVICE...
UNDER AWIPS HEADER NFDHSFAT1 AND WMO HEADER FZNT01 KWBC.
 
$$
FORECASTER BERG
 
NNNN


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Page last modified: Friday, 15-Apr-2011 12:09:14 UTC