Atlantic Hurricane IGOR Advisory Number 20

Atlantic Hurricane IGOR Advisory Number 20
Sun, 12 Sep 2010 21:46:19 -0500

000
WTNT31 KNHC 130246
TCPAT1
BULLETIN
HURRICANE IGOR ADVISORY NUMBER 20
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL112010
1100 PM AST SUN SEP 12 2010

...IGOR STILL INTENSIFYING...


SUMMARY OF 1100 PM AST...0300 UTC...INFORMATION
-----------------------------------------------
LOCATION...17.6N 47.8W
ABOUT 1005 MI...1620 KM E OF THE NORTHERN LEEWARD ISLANDS
MAXIMUM SUSTAINED WINDS...150 MPH...240 KM/HR
PRESENT MOVEMENT...W OR 270 DEGREES AT 13 MPH...20 KM/HR
MINIMUM CENTRAL PRESSURE...935 MB...27.61 INCHES


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


DISCUSSION AND 48-HOUR OUTLOOK
------------------------------
AT 1100 PM AST...0300 UTC...THE EYE OF HURRICANE IGOR WAS LOCATED
NEAR LATITUDE 17.6 NORTH...LONGITUDE 47.8 WEST. IGOR IS MOVING
TOWARD THE WEST NEAR 13 MPH...20 KM/HR. A TURN TOWARD THE
WEST-NORTHWEST WITH SOME DECREASE IN FORWARD SPEED IS EXPECTED TO
BEGIN LATE MONDAY AND TUESDAY.

MAXIMUM SUSTAINED WINDS HAVE INCREASED TO NEAR 150 MPH...240
KM/HR...WITH HIGHER GUSTS. IGOR IS A CATEGORY FOUR HURRICANE ON
THE SAFFIR-SIMPSON HURRICANE WIND SCALE. SOME FLUCTUATION IN
INTENSITY IS LIKELY DURING THE NEXT 48 HOURS...AND IGOR COULD
BECOME A CATEGORY FIVE HURRICANE ON MONDAY.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 40 MILES...65 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 160
MILES...260 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 935 MB...27.61 INCHES.


HAZARDS AFFECTING LAND
----------------------
NONE.


NEXT ADVISORY
-------------
NEXT COMPLETE ADVISORY...500 AM AST.

$$
FORECASTER BERG

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