000
WTPZ24 KNHC 091445
TCMEP4
HURRICANE HERNAN FORECAST/ADVISORY NUMBER  12
NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL   EP092008
1500 UTC SAT AUG 09 2008
 
HURRICANE CENTER LOCATED NEAR 15.7N 123.3W AT 09/1500Z
POSITION ACCURATE WITHIN  10 NM
 
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 295 DEGREES AT   8 KT
 
ESTIMATED MINIMUM CENTRAL PRESSURE  956 MB
EYE DIAMETER  15 NM
MAX SUSTAINED WINDS 105 KT WITH GUSTS TO 130 KT.
64 KT....... 20NE  20SE  20SW  20NW.
50 KT....... 45NE  45SE  35SW  45NW.
34 KT....... 90NE  90SE  75SW  90NW.
12 FT SEAS..180NE 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 15.7N 123.3W AT 09/1500Z
AT 09/1200Z CENTER WAS LOCATED NEAR 15.5N 122.8W
 
FORECAST VALID 10/0000Z 16.2N 124.4W
MAX WIND 105 KT...GUSTS 130 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 45NE  45SE  35SW  45NW.
34 KT... 90NE  90SE  75SW  90NW.
 
FORECAST VALID 10/1200Z 16.8N 125.9W
MAX WIND  95 KT...GUSTS 115 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 45NE  45SE  35SW  45NW.
34 KT... 90NE  90SE  75SW  90NW.
 
FORECAST VALID 11/0000Z 17.3N 127.3W
MAX WIND  80 KT...GUSTS 100 KT.
64 KT... 20NE  20SE  20SW  20NW.
50 KT... 45NE  45SE  35SW  45NW.
34 KT... 90NE  90SE  75SW  90NW.
 
FORECAST VALID 11/1200Z 17.6N 128.7W
MAX WIND  65 KT...GUSTS  80 KT.
50 KT... 45NE  30SE  30SW  45NW.
34 KT... 90NE  75SE  75SW  90NW.
 
FORECAST VALID 12/1200Z 18.0N 131.0W
MAX WIND  45 KT...GUSTS  55 KT.
34 KT... 75NE  50SE  50SW  75NW.
 
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 13/1200Z 17.5N 133.5W
MAX WIND  35 KT...GUSTS  45 KT.
 
OUTLOOK VALID 14/1200Z 16.5N 136.0W
MAX WIND  30 KT...GUSTS  40 KT.
 
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 15.7N 123.3W
 
NEXT ADVISORY AT 09/2100Z
 
$$
FORECASTER KNABB