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HURRICANE HERNAN FORECAST/ADVISORY NUMBER 20
NATIONAL WEATHER SERVICE MIAMI FL EP1002
0300Z WED SEP 04 2002
HURRICANE CENTER LOCATED NEAR 19.7N 121.2W AT 04/0300Z
POSITION ACCURATE WITHIN 15 NM
PRESENT MOVEMENT TOWARD THE WEST-NORTHWEST OR 290 DEGREES AT 8 KT
ESTIMATED MINIMUM CENTRAL PRESSURE 983 MB
MAX SUSTAINED WINDS 70 KT WITH GUSTS TO 85 KT.
64 KT....... 35NE 35SE 35SW 35NW.
50 KT....... 70NE 70SE 50SW 70NW.
34 KT.......150NE 150SE 100SW 150NW.
12 FT SEAS..420NE 300SE 300SW 300NW.
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 19.7N 121.2W AT 04/0300Z
AT 04/0000Z CENTER WAS LOCATED NEAR 19.5N 120.8W
FORECAST VALID 04/1200Z 20.2N 122.4W
MAX WIND 65 KT...GUSTS 80 KT.
64 KT... 30NE 30SE 30SW 30NW.
50 KT... 50NE 50SE 50SW 50NW.
34 KT...120NE 120SE 90SW 120NW.
FORECAST VALID 05/0000Z 21.5N 123.7W
MAX WIND 55 KT...GUSTS 65 KT.
50 KT... 30NE 30SE 30SW 30NW.
34 KT...100NE 100SE 70SW 100NW.
FORECAST VALID 05/1200Z 23.0N 124.6W
MAX WIND 45 KT...GUSTS 55 KT.
34 KT...100NE 100SE 70SW 100NW.
REQUEST FOR 3 HOURLY SHIP REPORTS WITHIN 300 MILES OF 19.7N 121.2W
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE
OUTLOOK VALID 06/0000Z 24.5N 124.5W
MAX WIND 30 KT...GUSTS 40 KT.
OUTLOOK VALID 07/0000Z 26.5N 124.0W...DISSIPATING
MAX WIND 25 KT...GUSTS 35 KT.
NEXT ADVISORY AT 04/0900Z
FORECASTER STEWART/MOLLEDA
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