Tropical Storm Laura

Forecast Advisory 4

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000
WTNT22 KNHC 300233
TCMAT2
SUBTROPICAL STORM LAURA FORECAST/ADVISORY NUMBER 4
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL122008
0300 UTC TUE SEP 30 2008

SUBTROPICAL STORM CENTER LOCATED NEAR 39.0N 48.4W AT 30/0300Z
POSITION ACCURATE WITHIN 20 NM

PRESENT MOVEMENT TOWARD THE NORTH OR 360 DEGREES AT 8 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 995 MB
MAX SUSTAINED WINDS 50 KT WITH GUSTS TO 60 KT.
50 KT....... 70NE 60SE 0SW 0NW.
34 KT.......175NE 190SE 150SW 180NW.
12 FT SEAS..360NE 360SE 400SW 360NW.
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 39.0N 48.4W AT 30/0300Z
AT 30/0000Z CENTER WAS LOCATED NEAR 38.6N 48.4W

FORECAST VALID 30/1200Z 40.3N 48.4W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 70NE 60SE 0SW 0NW.
34 KT...175NE 190SE 150SW 180NW.

FORECAST VALID 01/0000Z 42.6N 47.9W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 75NE 75SE 0SW 0NW.
34 KT...210NE 180SE 150SW 150NW.

FORECAST VALID 01/1200Z 45.3N 46.8W...EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...210NE 180SE 150SW 150NW.

FORECAST VALID 02/0000Z 48.5N 45.5W...EXTRATROPICAL
MAX WIND 40 KT...GUSTS 50 KT.
34 KT...240NE 210SE 150SW 150NW.

FORECAST VALID 03/0000Z 53.5N 39.0W...EXTRATROPICAL
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...375NE 325SE 200SW 350NW.

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 04/0000Z 55.0N 27.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.

OUTLOOK VALID 05/0000Z 55.0N 13.0W...EXTRATROPICAL
MAX WIND 55 KT...GUSTS 65 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 39.0N 48.4W

NEXT ADVISORY AT 30/0900Z

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FORECASTER FRANKLIN