659
FZNT02 KNHC 171012
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN AUG 17 2025
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS
SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE
HEIGHT OF THE HIGHEST 1/3 OF THE WAVES. INDIVIDUAL WAVES MAY BE
MORE THAN TWICE THE SIGNIFICANT WAVE HEIGHT.
SECURITE
ATLANTIC FROM 07N TO 31N W OF 35W INCLUDING CARIBBEAN SEA AND
GULF OF AMERICA
SYNOPSIS VALID 0600 UTC SUN AUG 17.
24 HOUR FORECAST VALID 0600 UTC MON AUG 18.
48 HOUR FORECAST VALID 0600 UTC TUE AUG 19.
.WARNINGS.
..HURRICANE WARNING
.HURRICANE ERIN NEAR 20.6N 66.4W 940 MB AT 0900 UTC AUG 17
MOVING WNW OR 285 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 110 KT
GUSTS 135 KT. TROPICAL STORM FORCE WINDS WITHIN 180 NM NE
QUADRANT...110 NM SE QUADRANT...70 NM SW QUADRANT...AND 150 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 180 NM S SEMICIRCLE...240
NM NE QUADRANT AND 165 NM NW QUADRANT WITH SEAS TO 11.5 M.
ELSEWHERE WITHIN 28N62W TO 28N68W TO 22N71W TO 18N69W TO 17N64W
TO 19N59W TO 28N62W...INCLUDING IN MONA PASSAGE AND IN ATLANTIC
EXPOSURES AND PASSAGES...WINDS 20 TO 33 KT. SEAS 3.0 TO 4.5 M.
.24 HOUR FORECAST HURRICANE ERIN NEAR 22.5N 69.5W. MAXIMUM
SUSTAINED WINDS 125 KT GUSTS 150 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM NE QUADRANT...140 NM SE QUADRANT...120 NM SW
QUADRANT...AND 160 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN
300 NM NE QUADRANT...240 NM SE QUADRANT...150 NM SW QUADRANT AND
270 NM NW QUADRANT WITH SEAS TO 14.5 M. ELSEWHERE WITHIN 25N64W
TO 27N67W TO 26N72W TO 20N72W TO 18N68W TO 20N64W TO
25N64W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 TO 33 KT. SEAS
4.0 TO 5.5 M. REMAINDER OF AREA WITHIN 26N62W TO 31N69W TO
25N76W TO 21N73W TO 18N65W TO 22N61W TO 26N62W...INCLUDING IN
ATLANTIC EXPOSURES AND PASSAGES...WINDS 20 KT OR LESS. SEAS 3.0
TO 4.5 M IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE ERIN NEAR 25.2N 71.5W. MAXIMUM
SUSTAINED WINDS 115 KT GUSTS 140 KT. TROPICAL STORM FORCE WINDS
WITHIN 180 NM E SEMICIRCLE...150 NM SW QUADRANT AND 170 NM NW
QUADRANT. SEAS 4 M OR GREATER WITHIN 300 NM E SEMICIRCLE...180
NM SW QUADRANT AND 345 NM NW QUADRANT WITH SEAS TO 15 M.
ELSEWHERE WITHIN 28N66W TO 30N69W TO 29N75W TO 24N76W TO 20N70W
TO 22N66W TO 28N66W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 TO
33 KT. SEAS 4.0 TO 5.5 M. REMAINDER OF AREA WITHIN 31N64W TO
29N75W TO 31N81W TO 24N77W TO 19N68W TO 26N62W TO
31N64W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN MIXED SWELL.
FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.
.SYNOPSIS AND FORECAST.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.
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