764
FZNT02 KNHC 201005
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC WED AUG 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED AUG 20.
24 HOUR FORECAST VALID 0600 UTC THU AUG 21.
48 HOUR FORECAST VALID 0600 UTC FRI AUG 22.

.WARNINGS.

...ATLC HURRICANE WARNING...
.HURRICANE ERIN NEAR 28.9N 73.3W 954 MB AT 0900 UTC AUG 20
MOVING NNW OR 345 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 85 KT
GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 220 NM NE
QUADRANT...230 NM SE QUADRANT...130 NM SW QUADRANT...AND 160 NM
NW QUADRANT. SEAS 4 M OR GREATER WITHIN 450 NM NE QUADRANT...330
NM SE QUADRANT...210 NM SW QUADRANT...AND 420 NM NW QUADRANT
WITH SEAS TO 13.5 M. ELSEWHERE WITHIN 31N68W TO 31N77W TO 25N77W
TO 24N73W TO 25N67W TO 31N68W...INCLUDING ATLC EXPOSURES...WINDS
20 TO 33 KT. SEAS 3 TO 5.5 M. REMAINDER OF AREA WITHIN 31N64W TO
31N81W TO 29N81W TO 23N72W TO 23N68W TO 27N64W TO 31N64W...INCLUDING
ATLC EXPOSURES...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED
SWELL.
.24 HOUR FORECAST HURRICANE ERIN N OF AREA NEAR 33.0N 72.8W.
MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE
WINDS WITHIN 230 NM NE QUADRANT...240 NM SE QUADRANT...190 NM SW
QUADRANT...AND 180 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 420 NM
NE QUADRANT...390 NM SE QUADRANT...450 NM SW QUADRANT...AND 420 NM
NW QUADRANT WITH SEAS TO 17 M. ELSEWHERE OVER FORECAST WATERS S OF
31N WITHIN 31N65W TO 30N71W TO 31N79W TO 27N75W TO 26N70W TO 28N67W
TO 31N65W WINDS 20 TO 33 KT. SEAS 3 TO 6.5 M. REMAINDER OF AREA
WITHIN 31N64W TO 31N81W TO 26N79W TO 25N74W TO 25N71W TO 26N66W TO
31N64W...INCLUDING ATLC EXPOSURES...WINDS 20 KT OR LESS. SEAS 2.5 TO
3 M IN NW TO N SWELL.
.48 HOUR FORECAST HURRICANE ERIN WELL N OF AREA NEAR 37.4N
67.3W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM
FORCE WINDS WITHIN 280 NM NE QUADRANT...310 NM SE QUADRANT...240 NM
SW QUADRANT...AND 250 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 420
NM NE QUADRANT...480 NM SE QUADRANT...600 NM SW QUADRANT...AND 480
NM NW QUADRANT WITH SEAS TO 16.5 M. ELSEWHERE OVER FORECAST WATERS S
OF 31N WITHIN 31N61W TO 31N71W TO 29N69W TO 29N64W TO 31N61W S TO SW
WINDS 20 TO 30 KT. SEAS 3 TO 4.5 M IN W TO NW SWELL. ELSEWHERE
WITHIN 31N59W TO 30N70W TO 31N71W TO 31N81W TO 27N74W TO 27N69W TO
31N59W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN NW TO N 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.

.CARIBBEAN 18 HOUR FORECAST WITHIN 13N69W TO 13N73W TO 13N75W TO
12N74W TO 12N72W TO 11N71W TO 13N69W...INCLUDING THE GULF OF
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 12N70W TO 12N71W TO 12N72W TO 11N72W TO
11N71W TO 11N70W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.