[Tropical] Public Tropical Cyclone Advisory

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WTNT31 KNHC 152035
TCPAT1
BULLETIN
HURRICANE IGOR ADVISORY NUMBER  31
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL     AL112010
500 PM AST WED SEP 15 2010

...LARGE AND POWERFUL IGOR MAINTAINING ITS STRENGTH...


SUMMARY OF 500 PM AST...2100 UTC...INFORMATION
----------------------------------------------
LOCATION...20.1N 55.6W
ABOUT 505 MI...815 KM ENE OF THE NORTHERN LEEWARD ISLANDS
ABOUT 1015 MI...1635 KM SE OF BERMUDA
MAXIMUM SUSTAINED WINDS...135 MPH...215 KM/HR
PRESENT MOVEMENT...WNW OR 295 DEGREES AT 8 MPH...13 KM/HR
MINIMUM CENTRAL PRESSURE...942 MB...27.82 INCHES


WATCHES AND WARNINGS
--------------------
THERE ARE NO COASTAL WATCHES OR WARNINGS IN EFFECT.


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 500 PM AST...2100 UTC...THE CENTER OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 20.1 NORTH...LONGITUDE 55.6 WEST. IGOR IS MOVING
TOWARD THE WEST-NORTHWEST NEAR 8 MPH...13 KM/HR. A GENERAL MOTION
TOWARD THE WEST-NORTHWEST WITH SOME INCREASE IN FORWARD SPEED IS
EXPECTED OVER THE NEXT COUPLE OF DAYS.

MAXIMUM SUSTAINED WINDS ARE NEAR 135 MPH...215 KM/HR...WITH HIGHER
GUSTS.  IGOR IS A CATEGORY FOUR HURRICANE ON THE SAFFIR-SIMPSON
SCALE.  SOME FLUCTUATIONS IN STRENGTH ARE POSSIBLE DURING THE NEXT
DAY OR TWO...BUT IGOR IS EXPECTED TO REMAIN A LARGE AND DANGEROUS
HURRICANE.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 45 MILES...75 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO
240 MILES...390 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 942 MB...27.82 INCHES.


HAZARDS AFFECTING LAND
----------------------
SURF...LARGE SWELLS GENERATED BY IGOR WILL AFFECT THE LEEWARD
ISLANDS...PUERTO RICO AND THE VIRGIN ISLANDS TODAY AND THURSDAY.
THE SWELLS ARE EXPECTED TO REACH PORTIONS OF THE BAHAMAS TONIGHT
AND THURSDAY AND CONTINUE THROUGH THE WEEKEND.  SWELLS ASSOCIATED
WITH IGOR WILL ALSO REACH THE EAST COAST OF THE UNITED STATES
THURSDAY AND FRIDAY AND CONTINUE OVER THE WEEKEND. THESE SWELLS ARE
LIKELY TO CAUSE LIFE-THREATENING SURF AND RIP CURRENT CONDITIONS.
PLEASE CONSULT PRODUCTS FROM YOUR LOCAL WEATHER OFFICE FOR
ADDITIONAL INFORMATION.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...1100 PM AST.

$$
FORECASTER KIMBERLAIN


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