Compact News: Atlantic Hurricane IGOR Advisory Number 46

Sunday, September 19, 2010

Atlantic Hurricane IGOR Advisory Number 46

Atlantic Hurricane IGOR Advisory Number 46
Sun, 19 Sep 2010 09:52:28 -0500

000
WTNT31 KNHC 191452
TCPAT1
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 46
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010
1100 AM AST SUN SEP 19 2010

...HURRICANE FORCE WIND GUSTS REPORTED ON BERMUDA...STRONGER WINDS
YET TO COME...

SUMMARY OF 1100 AM AST...1500 UTC...INFORMATION
-----------------------------------------------
LOCATION...30.4N 65.4W
ABOUT 135 MI...220 KM SSW OF BERMUDA
MAXIMUM SUSTAINED WINDS...85 MPH...140 KM/HR
PRESENT MOVEMENT...N OR 360 DEGREES AT 16 MPH...26 KM/HR
MINIMUM CENTRAL PRESSURE...949 MB...28.02 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 BERMUDA...PLEASE MONITOR PRODUCTS
ISSUED BY THE BERMUDA WEATHER SERVICE.

DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 AM AST...1500 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 30.4 NORTH...LONGITUDE 65.4 WEST. IGOR IS MOVING
TOWARD THE NORTH NEAR 16 MPH...26 KM/HR. THIS GENERAL MOTION WITH
SOME INCREASE IN FORWARD SPEED IS EXPECTED TODAY...FOLLOWED BY A
TURN TOWARD THE NORTHEAST LATE TONIGHT OR MONDAY. ON THE FORECAST
TRACK... THE CENTER OF IGOR WILL PASS NEAR OR OVER BERMUDA THIS
EVENING OR TONIGHT.

MAXIMUM SUSTAINED WINDS ARE NEAR 85 MPH...140 KM/HR...WITH HIGHER
GUSTS. LITTLE CHANGE IN STRENGTH IS FORECAST DURING THE NEXT 48
HOURS...AND IGOR IS EXPECTED TO REMAIN A DANGEROUS HURRICANE AS IT
MOVES NEAR OR OVER BERMUDA.

IGOR IS A VERY LARGE HURRICANE. HURRICANE FORCE WINDS EXTEND OUTWARD
UP TO 90 MILES...150 KM...FROM THE CENTER...AND TROPICAL STORM
FORCE WINDS EXTEND OUTWARD UP TO 345 MILES...555 KM. THE OFFICIAL
WEATHER OBSERVING SITE IN BERMUDA RECENTLY REPORTED A SUSTAINED
WIND OF 46 MPH...74 KM/HR...WITH A GUST TO 71 MPH...115 KM/HR. AN
ELEVATED OBSERVING SITE IN BERMUDA RECENTLY REPORTED A WIND GUST
TO 89 MPH...143 KM/HR.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 949 MB...28.02 INCHES.

HAZARDS AFFECTING LAND
----------------------
WIND...TROPICAL STORM CONDITIONS WILL CONTINUE OVER BERMUDA...AND
HURRICANE CONDITIONS ARE EXPECTED BY THIS AFTERNOON AND WILL
CONTINUE OVERNIGHT.

RAINFALL...IGOR IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS
OF 6 TO 9 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 EAST COAST OF THE
UNITED STATES THROUGH MONDAY. LARGE SWELLS WILL GRADUALLY SUBSIDE
IN THE LEEWARD ISLANDS...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
-------------
NEXT INTERMEDIATE ADVISORY...200 PM AST.
NEXT COMPLETE ADVISORY...500 PM AST.

$$
FORECASTER BROWN

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