Hurricane Gustav: Tuesday Afternoon Update

HURRICANE GUSTAV INTERMEDIATE ADVISORY NUMBER 6A
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072008
200 PM EDT TUE AUG 26 2008

...GUSTAV MADE LANDFALL ON THE SOUTHWEST PENINSULA OF HAITI...

A HURRICANE WARNING REMAINS IN EFFECT FROM BARAHONA IN THE DOMINICAN
REPUBLIC WESTWARD TO LE MOLE ST NICHOLAS HAITI.

A HURRICANE WARNING IS IN EFFECT FOR CUBA...FOR THE PROVINCES OF
GUANTANAMO...SANTIAGO DE CUBA...AND GRANMA. A HURRICANE WARNING
MEANS THAT HURRICANE CONDITIONS ARE EXPECTED WITHIN THE WARNING
AREA...GENERALLY WITHIN 24 HOURS.

A HURRICANE WATCH REMAINS IN EFFECT FOR HAITI FROM LE MOLE ST
NICHOLAS TO THE NORTHERN HAITI/DOMINICAN REPUBLIC BORDER.

A HURRICANE WATCH REMAINS IN EFFECT FOR THE CUBAN PROVINCES OF LAS
TUNAS AND HOLGUIN. A HURRICANE WATCH IS ALSO IN EFFECT FOR JAMAICA.
A HURRICANE WATCH MEANS THAT HURRICANE CONDITIONS ARE POSSIBLE
WITHIN THE WATCH AREA...GENERALLY WITHIN 36 HOURS.

INTERESTS IN CENTRAL AND WESTERN CUBA AND THE CAYMAN ISLANDS SHOULD
CLOSELY MONITOR THE PROGRESS OF GUSTAV.

FOR STORM INFORMATION SPECIFIC TO YOUR AREA...INCLUDING POSSIBLE
INLAND WATCHES AND WARNINGS...PLEASE MONITOR PRODUCTS ISSUED
BY YOUR LOCAL WEATHER OFFICE.

THE EYE OF HURRICANE GUSTAV MADE LANDFALL ON THE SOUTHWEST PENINSULA
OF HAITI ABOUT 10 MILES...16 KM...WEST OF JACMEL...SHORTLY AFTER
100 PM EDT...1700 UTC.

AT 200 PM EDT...1800Z...THE CENTER OF HURRICANE GUSTAV WAS LOCATED
JUST INLAND NEAR LATITUDE 18.2 NORTH...LONGITUDE 72.8 WEST OR ABOUT
40 MILES...60 KM...SOUTHWEST OF PORT AU PRINCE HAITI AND ABOUT 190
MILES...310 KM ...SOUTHEAST OF GUANTANAMO CUBA.

GUSTAV IS MOVING TOWARD THE NORTHWEST NEAR 10 MPH...16 KM/HR.
A TURN TOWARD THE WEST-NORTHWEST WITH A DECREASE IN FORWARD SPEED
FORECAST IS EXPECTED LATER TODAY...AND A GENERAL WEST-NORTHWESTWARD
MOTION IS EXPECTED WEDNESDAY. ON THIS TRACK THIS HURRICANE SHOULD
MOVE ACROSS THE SOUTHWESTERN PENINSULA OF HAITI LATER TODAY AND NEAR
OR JUST SOUTH OF EASTERN CUBA ON WEDNESDAY.

MAXIMUM SUSTAINED WINDS ARE NEAR 90 MPH...150 KM/HR...WITH HIGHER
GUSTS. GUSTAV IS A CATEGORY ONE HURRICANE ON THE SAFFIR-SIMPSON
SCALE. SOME WEAKENING IS LIKELY WHILE GUSTAV MOVES OVER HAITI...
HOWEVER RESTRENGTHENING IS FORECAST AS THE CENTER APPROACHES
EASTERN CUBA ON WEDNESDAY.

HURRICANE FORCE WINDS EXTEND OUTWARD UP TO 25 MILES...35 KM...FROM
THE CENTER...AND TROPICAL STORM FORCE WINDS EXTEND OUTWARD UP TO 70
MILES...110 KM.

ESTIMATED MINIMUM CENTRAL PRESSURE IS 981 MB...28.97 INCHES.

GUSTAV IS EXPECTED TO PRODUCE TOTAL RAINFALL ACCUMULATIONS OF 4 TO 8
INCHES OVER HISPANIOLA...EASTERN CUBA...AND JAMAICA...WITH ISOLATED
MAXIMUM AMOUNTS OF UP TO 20 INCHES POSSIBLE. THESE RAINS WILL
LIKELY PRODUCE LIFE-THREATENING FLASH FLOODS AND MUD SLIDES.

COASTAL STORM SURGE FLOODING OF 2 TO 4 FEET ABOVE NORMAL TIDE LEVELS
ALONG WITH LARGE AND DANGEROUS BATTERING WAVES CAN BE EXPECTED IN
AREAS OF ONSHORE WINDS IN THE HURRICANE WARNING AREA.

REPEATING THE 200 PM EDT POSITION...18.2 N...72.8 W. MOVEMENT
TOWARD...NORTHWEST NEAR 10 MPH. MAXIMUM SUSTAINED WINDS...90 MPH.
MINIMUM CENTRAL PRESSURE...981 MB.

THE NEXT ADVISORY WILL BE ISSUED BY THE NATIONAL HURRICANE CENTER AT
500 PM EDT.


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