Hurricane Isaac

Forecast Advisory 8

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935
WTNT24 KNHC 291429
TCMAT4
TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER 8
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL AL092006
1500 UTC FRI SEP 29 2006

TROPICAL STORM CENTER LOCATED NEAR 29.4N 56.2W AT 29/1500Z
POSITION ACCURATE WITHIN 30 NM

PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 5 KT

ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB
MAX SUSTAINED WINDS 40 KT WITH GUSTS TO 50 KT.
34 KT.......100NE 90SE 60SW 60NW.
12 FT SEAS..125NE 150SE 60SW 100NW.
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 29.4N 56.2W AT 29/1500Z
AT 29/1200Z CENTER WAS LOCATED NEAR 29.2N 55.9W

FORECAST VALID 30/0000Z 29.9N 57.1W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...100NE 90SE 60SW 60NW.

FORECAST VALID 30/1200Z 30.7N 58.3W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...120NE 120SE 60SW 75NW.

FORECAST VALID 01/0000Z 31.9N 59.6W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 40NE 30SE 0SW 30NW.
34 KT...120NE 120SE 60SW 90NW.

FORECAST VALID 01/1200Z 33.8N 60.5W
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 40NE 30SE 0SW 30NW.
34 KT...120NE 120SE 60SW 90NW.

FORECAST VALID 02/1200Z 41.6N 58.4W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.
50 KT... 50NE 40SE 30SW 40NW.
34 KT...150NE 150SE 60SW 90NW.

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 03/1200Z 47.0N 49.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.

OUTLOOK VALID 04/1200Z 49.0N 37.0W...EXTRATROPICAL
MAX WIND 50 KT...GUSTS 60 KT.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.4N 56.2W

NEXT ADVISORY AT 29/2100Z

$$
FORECASTER BLAKE/STEWART