Hurricane HERNAN

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HURRICANE HERNAN FORECAST/ADVISORY NUMBER  17
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP092008
2100 UTC SUN AUG 10 2008
 
HURRICANE CENTER LOCATED NEAR 18.2N 127.5W AT 10/2100Z
POSITION ACCURATE WITHIN  10 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT   9 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  980 MB
EYE DIAMETER  20 NM
MAX SUSTAINED WINDS  75 KT WITH GUSTS TO  90 KT.
64 KT....... 30NE  30SE  30SW  30NW.
50 KT....... 50NE  50SE  50SW  50NW.
34 KT....... 90NE 100SE 100SW  90NW.
12 FT SEAS..240NE 180SE  90SW 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 18.2N 127.5W AT 10/2100Z
AT 10/1800Z CENTER WAS LOCATED NEAR 18.0N 127.1W
 
FORECAST VALID 11/0600Z 18.5N 128.7W
MAX WIND  65 KT...GUSTS  80 KT.
64 KT... 30NE  30SE  30SW  30NW.
50 KT... 50NE  50SE  50SW  50NW.
34 KT... 90NE  90SE  90SW  90NW.
 
FORECAST VALID 11/1800Z 18.5N 130.2W
MAX WIND  55 KT...GUSTS  65 KT.
50 KT... 40NE  40SE  40SW  40NW.
34 KT... 75NE  75SE  75SW  75NW.
 
FORECAST VALID 12/0600Z 18.3N 131.6W
MAX WIND  50 KT...GUSTS  60 KT.
50 KT... 30NE  30SE  30SW  30NW.
34 KT... 60NE  60SE  60SW  60NW.
 
FORECAST VALID 12/1800Z 17.9N 133.0W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 60NE  45SE  45SW  60NW.
 
FORECAST VALID 13/1800Z 17.0N 135.5W
MAX WIND  35 KT...GUSTS  45 KT.
34 KT... 45NE   0SE   0SW  45NW.
 
EXTENDED OUTLOOK. NOTE...ERRORS FOR TRACK HAVE AVERAGED NEAR 200 NM
ON DAY 4 AND 225 NM ON DAY 5...AND FOR INTENSITY NEAR 20 KT EACH DAY
 
OUTLOOK VALID 14/1800Z 16.5N 138.5W
MAX WIND  30 KT...GUSTS  40 KT.
 
OUTLOOK VALID 15/1800Z 16.0N 142.0W
MAX WIND  30 KT...GUSTS  40 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 18.2N 127.5W
 
NEXT ADVISORY AT 11/0300Z
 
$$
FORECASTER KNABB
 
 
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