Atlantic Hurricane IGOR Advisory Number 41
Sat, 18 Sep 2010 03:35:00 -0500
000
WTNT31 KNHC 180834
TCPAT1
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 41
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010
500 AM AST SAT SEP 18 2010
...LARGE HURRICANE IGOR EXPECTED TO APPROACH BERMUDA ON SUNDAY...
...CONDITIONS WILL DETERIORATE THIS EVENING...
SUMMARY OF 500 AM AST...0900 UTC...INFORMATION
----------------------------------------------
LOCATION...25.1N 62.8W
ABOUT 510 MI...825 KM SSE OF BERMUDA
MAXIMUM SUSTAINED WINDS...110 MPH...175 KM/HR
PRESENT MOVEMENT...NW OR 310 DEGREES AT 13 MPH...20 KM/HR
MINIMUM CENTRAL PRESSURE...939 MB...27.73 INCHES
WATCHES AND WARNINGS
--------------------
CHANGES WITH THIS ADVISORY...
NONE.
SUMMARY OF WATCHES AND WARNINGS IN EFFECT...
A HURRICANE WARNING IS IN EFFECT FOR...
* BERMUDA
FOR STORM INFORMATION SPECIFIC TO YOUR AREA...PLEASE MONITOR
PRODUCTS ISSUED BY YOUR NATIONAL METEOROLOGICAL SERVICE.
DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 AM AST...0900 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 25.1 NORTH...LONGITUDE 62.8 WEST. IGOR IS MOVING
TOWARD THE NORTHWEST NEAR 13 MPH...20 KM/HR. A TURN TOWARD THE
NORTH-NORTHWEST IS EXPECTED TODAY FOLLOWED BY A TURN TOWARD THE
NORTH ON SUNDAY. ON THE FORECAST TRACK...THE CENTER OF IGOR WILL
APPROACH BERMUDA LATE SUNDAY. HOWEVER...ADVERSE WEATHER CONDITIONS
WILL BEGIN TO AFFECT BERMUDA THIS EVENING.
MAXIMUM SUSTAINED WINDS REMAIN NEAR 110 MPH...175 KM/HR...WITH
HIGHER GUSTS. IGOR IS A CATEGORY TWO HURRICANE ON THE SAFFIR-
SIMPSON SCALE. SOME STRENGTHENING IS POSSIBLE TODAY...AND GRADUAL
WEAKENING IS EXPECTED TO BEGIN ON SUNDAY. IGOR IS EXPECTED TO
REMAIN A DANGEROUS HURRICANE AS IT APPROACHES BERMUDA.
IGOR IS A VERY LARGE HURRICANE. HURRICANE FORCE WINDS EXTEND OUT
UP TO 105 MILES...165 KM...FROM THE CENTER...AND TROPICAL STORM
FORCE WINDS EXTEND OUT UP TO 345 MILES...555 KM. NOAA BUOY 41049
...LOCATED ABOUT 165 MILES...270 KM...NORTH OF THE CENTER OF IGOR
...RECENTLY REPORTED A SUSTAINED WIND OF 51 MPH...82 KM/HR...AND A
GUST OF 60 MPH...97 KM/HR.
THE ESTIMATED MINIMUM CENTRAL PRESSURE IS 939 MB...27.73 INCHES.
HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS ARE EXPECTED IN BERMUDA BY THIS
EVENING...WITH HURRICANE CONDITIONS EXPECTED BY SUNDAY AFTERNOON OR
EVENING.
RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 5 TO 8 INCHES OVER BERMUDA.
STORM SURGE...A DANGEROUS STORM SURGE IS EXPECTED TO PRODUCE
SIGNIFICANT COASTAL FLOODING ON BERMUDA. THE SURGE WILL BE
ACCOMPANIED BY LARGE AND DESTRUCTIVE WAVES...ESPECIALLY ALONG THE
SOUTHERN COAST.
SURF...LARGE SWELLS WILL CONTINUE TO AFFECT THE LEEWARD ISLANDS...
PUERTO RICO...THE VIRGIN ISLANDS...HISPANIOLA...AND PORTIONS OF THE
BAHAMAS DURING THE NEXT COUPLE OF DAYS. SWELLS WILL CONTINUE TO
AFFECT THE EAST COAST OF THE UNITED STATES THROUGH THE WEEKEND.
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
-------------
NEXT INTERMEDIATE ADVISORY...800 AM AST.
NEXT COMPLETE ADVISORY...1100 AM AST.
$$
FORECASTER BRENNAN
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