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Hurricane HELENE


ZCZC MIATCMAT3 ALL
TTAA00 KNHC DDHHMM
HURRICANE HELENE FORECAST/ADVISORY NUMBER  37
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   AL082006
1500 UTC THU SEP 21 2006
 
HURRICANE CENTER LOCATED NEAR 29.6N  56.9W AT 21/1500Z
POSITION ACCURATE WITHIN  25 NM
 
PRESENT MOVEMENT TOWARD THE NORTH OR   5 DEGREES AT  11 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  970 MB
MAX SUSTAINED WINDS  70 KT WITH GUSTS TO  85 KT.
64 KT....... 30NE  30SE  25SW  25NW.
50 KT....... 70NE  70SE  60SW  60NW.
34 KT.......175NE 175SE 175SW 175NW.
12 FT SEAS..400NE 300SE 300SW 350NW.
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 29.6N  56.9W AT 21/1500Z
AT 21/1200Z CENTER WAS LOCATED NEAR 29.0N  57.0W
 
FORECAST VALID 22/0000Z 31.4N  56.3W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 30NE  30SE  25SW  25NW.
50 KT... 70NE  70SE  60SW  60NW.
34 KT...175NE 175SE 175SW 175NW.
 
FORECAST VALID 22/1200Z 34.1N  54.5W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 30NE  30SE  25SW  25NW.
50 KT... 70NE  70SE  60SW  60NW.
34 KT...175NE 175SE 175SW 175NW.
 
FORECAST VALID 23/0000Z 36.8N  51.2W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT... 30NE  30SE  20SW  20NW.
50 KT... 80NE  80SE  60SW  60NW.
34 KT...200NE 200SE 175SW 175NW.
 
FORECAST VALID 23/1200Z 39.6N  46.6W...BECOMING EXTRATROPICAL
MAX WIND  65 KT...GUSTS  80 KT.
50 KT...100NE 100SE 100SW 100NW.
34 KT...225NE 225SE 200SW 200NW.
 
FORECAST VALID 24/1200Z 45.2N  36.4W...EXTRATROPICAL
MAX WIND  60 KT...GUSTS  75 KT.
50 KT...120NE 150SE 150SW 120NW.
34 KT...240NE 300SE 300SW 240NW.
 
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 25/1200Z 49.5N  28.5W...EXTRATROPICAL
MAX WIND  60 KT...GUSTS  75 KT.
 
OUTLOOK VALID 26/1200Z 54.0N  20.0W...EXTRATROPICAL
MAX WIND  55 KT...GUSTS  65 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 29.6N  56.9W
 
NEXT ADVISORY AT 21/2100Z
 
$$
FORECASTER BROWN/AVILA 
 
 
NNNN


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Page last modified: Thursday, 21-Sep-2006 14:50:02 UTC