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Tropical Storm ISAAC


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TROPICAL STORM ISAAC FORECAST/ADVISORY NUMBER   5
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL092006
2100 UTC THU SEP 28 2006
 
TROPICAL STORM CENTER LOCATED NEAR 28.9N  54.9W AT 28/2100Z
POSITION ACCURATE WITHIN  30 NM
 
PRESENT MOVEMENT TOWARD THE NORTH-NORTHWEST OR 330 DEGREES AT   7 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE 1006 MB
MAX SUSTAINED WINDS  40 KT WITH GUSTS TO  50 KT.
34 KT.......100NE  75SE   0SW  45NW.
12 FT SEAS..125NE 150SE  50SW 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 28.9N  54.9W AT 28/2100Z
AT 28/1800Z CENTER WAS LOCATED NEAR 28.6N  54.7W
 
FORECAST VALID 29/0600Z 29.7N  55.6W
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...100NE  75SE   0SW  45NW.
 
FORECAST VALID 29/1800Z 30.5N  57.0W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...100NE  75SE  50SW  50NW.
 
FORECAST VALID 30/0600Z 31.4N  58.1W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 40NE  30SE   0SW  30NW.
34 KT...100NE  75SE  50SW  75NW.
 
FORECAST VALID 30/1800Z 32.8N  59.2W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 40NE  30SE   0SW  30NW.
34 KT...100NE  75SE  50SW  75NW.
 
FORECAST VALID 01/1800Z 36.5N  60.0W...BECOMING EXTRATROPICAL
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 50NE  40SE  25SW  40NW.
34 KT...100NE 100SE  50SW  75NW.
 
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 02/1800Z 42.0N  56.0W...EXTRATROPICAL
MAX WIND  50 KT...GUSTS  60 KT.
 
OUTLOOK VALID 03/1800Z 47.0N  47.0W...EXTRATROPICAL
MAX WIND  50 KT...GUSTS  60 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 28.9N  54.9W
 
NEXT ADVISORY AT 29/0300Z
 
$$
FORECASTER BLAKE/STEWART
 
 
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