Hurricane Isaac Forecast Advisory Number 9

By | September 28, 2024

683 
WTNT25 KNHC 280237
TCMAT5

HURRICANE ISAAC FORECAST/ADVISORY NUMBER   9
NWS NATIONAL HURRICANE CENTER MIAMI FL       AL102024
0300 UTC SAT SEP 28 2024

HURRICANE CENTER LOCATED NEAR 38.2N  43.4W AT 28/0300Z
POSITION ACCURATE WITHIN  20 NM

PRESENT MOVEMENT TOWARD THE EAST-NORTHEAST OR  75 DEGREES AT  14 KT

ESTIMATED MINIMUM CENTRAL PRESSURE  973 MB
EYE DIAMETER  10 NM
MAX SUSTAINED WINDS  80 KT WITH GUSTS TO 100 KT.
64 KT.......  0NE  25SE  20SW   0NW.
50 KT....... 20NE  45SE  40SW  25NW.
34 KT....... 50NE 130SE 110SW  50NW.
12 FT SEAS..120NE 180SE 180SW 150NW.
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 38.2N  43.4W AT 28/0300Z
AT 28/0000Z CENTER WAS LOCATED NEAR 37.9N  44.3W

FORECAST VALID 28/1200Z 39.5N  40.9W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 10NE  25SE  20SW  10NW.
50 KT... 30NE  50SE  50SW  40NW.
34 KT... 80NE 130SE 110SW  80NW.

FORECAST VALID 29/0000Z 41.0N  38.6W
MAX WIND  75 KT...GUSTS  90 KT.
64 KT... 15NE  20SE  20SW  10NW.
50 KT... 50NE  50SE  50SW  50NW.
34 KT...130NE 120SE 110SW 120NW.

FORECAST VALID 29/1200Z 42.5N  37.0W
MAX WIND  70 KT...GUSTS  85 KT.
64 KT...  0NE  15SE  15SW   0NW.
50 KT... 50NE  50SE  50SW  50NW.
34 KT...170NE 120SE 110SW 140NW.

FORECAST VALID 30/0000Z 43.8N  35.4W
MAX WIND  60 KT...GUSTS  75 KT.
50 KT... 40NE  40SE  40SW  50NW.
34 KT...170NE 130SE 110SW 150NW.

FORECAST VALID 30/1200Z 45.0N  33.7W...POST-TROPICAL
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  30SE  30SW  40NW.
34 KT...160NE 120SE 100SW 140NW.

FORECAST VALID 01/0000Z 46.9N  32.4W...POST-TROP/EXTRATROP
MAX WIND  45 KT...GUSTS  55 KT.
34 KT...180NE  90SE  90SW 150NW.

EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 125 NM
ON DAY 4 AND 175 NM ON DAY 5...AND FOR INTENSITY NEAR 15 KT EACH DAY

OUTLOOK VALID 02/0000Z 50.9N  31.0W...POST-TROP/EXTRATROP
MAX WIND  40 KT...GUSTS  50 KT.
34 KT...180NE  80SE  90SW 120NW.

OUTLOOK VALID 03/0000Z 53.8N  29.5W...POST-TROP/EXTRATROP
MAX WIND  35 KT...GUSTS  45 KT.
34 KT...  0NE   0SE 150SW 160NW.

REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 38.2N  43.4W

NEXT ADVISORY AT 28/0900Z

$$
FORECASTER HAGEN



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