Tropical Storm Gabrielle

Forecast Advisory 4

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000
WTNT22 KNHC 082041
TCMAT2
TROPICAL STORM GABRIELLE FORECAST/ADVISORY NUMBER 4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL072007
2100 UTC SAT SEP 08 2007

AT 5 PM EDT...2100Z...THE TROPICAL STORM WATCH FOR A PORTION OF THE
COAST OF NORTH CAROLINA FROM SOUTH OF SURF CITY SOUTHWARD TO CAPE
FEAR HAS BEEN DISCONTINUED.

A TROPICAL STORM WARNING REMAINS IN EFFECT FROM SURF CITY NORTH
CAROLINA NORTHWARD TO THE NORTH CAROLINA/VIRGINIA BORDER...
INCLUDING THE PAMLICO AND ALBEMARLE SOUNDS. A TROPICAL STORM
WARNING MEANS THAT TROPICAL STORM CONDITIONS ARE EXPECTED WITHIN
THE WARNING AREA WITHIN THE NEXT 24 HOURS.

A TROPICAL STORM WATCH REMAINS IN EFFECT FOR PORTIONS OF
SOUTHEASTERN VIRGINIA FROM NORTH OF THE NORTH CAROLINA/VIRGINIA
BORDER NORTHWARD TO CAPE CHARLES LIGHT ON THE ATLANTIC COAST AND TO
NEW POINT COMFORT ALONG CHESAPEAKE BAY. A TROPICAL STORM WATCH
MEANS THAT TROPICAL STORM CONDITIONS ARE POSSIBLE WITHIN THE WATCH
AREA...GENERALLY WITHIN 36 HOURS.

TROPICAL STORM CENTER LOCATED NEAR 32.4N 74.7W AT 08/2100Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTHWEST OR 320 DEGREES AT 7 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1009 MB
MAX SUSTAINED WINDS 35 KT WITH GUSTS TO 45 KT.
34 KT....... 0NE 0SE 0SW 90NW.
12 FT SEAS.. 75NE 30SE 30SW 60NW.
WINDS AND SEAS VARY GREATLY IN EACH QUADRANT. RADII IN NAUTICAL
MILES ARE THE LARGEST RADII EXPECTED ANYWHERE IN THAT QUADRANT.

REPEAT...CENTER LOCATED NEAR 32.4N 74.7W AT 08/2100Z
AT 08/1800Z CENTER WAS LOCATED NEAR 31.8N 74.1W

FORECAST VALID 09/0600Z 33.2N 75.4W
MAX WIND 40 KT...GUSTS 50 KT.
34 KT... 90NE 0SE 0SW 90NW.

FORECAST VALID 09/1800Z 34.6N 75.8W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 90NE 0SE 0SW 90NW.

FORECAST VALID 10/0600Z 36.0N 74.8W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 90NE 75SE 0SW 60NW.

FORECAST VALID 10/1800Z 37.6N 72.8W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 90NE 75SE 60SW 60NW.

FORECAST VALID 11/1800Z 41.5N 65.5W...BECOMING EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.
34 KT... 90NE 90SE 60SW 30NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 225 NM
ON DAY 4 AND 300 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY

OUTLOOK VALID 12/1800Z 46.0N 55.0W...EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.

OUTLOOK VALID 13/1800Z...DISSIPATED

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 32.4N 74.7W

NEXT ADVISORY AT 09/0300Z

$$
FORECASTER KNABB