484
FZNT02 KNHC 240853
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN AUG 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 24.
24 HOUR FORECAST VALID 0600 UTC MON AUG 25.
48 HOUR FORECAST VALID 0600 UTC TUE AUG 26.
.WARNINGS.
..ATLC TROPICAL STORM WARNING
.TROPICAL STORM FERNAND NEAR 29.7N 60.7W 1010 MB AT 0900 UTC AUG
24 MOVING NNE OR 015 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM OF CENTER
EXCEPT 90 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 0 NM OF
CENTER EXCEPT 105 NM SE QUADRANT WITH SEAS TO 5.0 M. ELSEWHERE
WITHIN 30N59W TO 31N59W TO 30N62W TO 28N62W TO 27N60W TO 27N59W
TO 30N59W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M.
.24 HOUR FORECAST TROPICAL STORM FERNAND NEAR 33.6N 59.1W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS AND SEAS 4 M OR GREATER N OF AREA. EXCEPT AS NOTED
BELOW...OVER FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN
2.5 M.
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.
ATLC EXCEPT AS NOTED ABOVE
WITHIN 31N39W TO 30N59W TO 31N74W
TO 23N70W TO 23N61W TO 28N43W TO 31N39W WINDS 20 KT OR LESS. SEAS
2.5 TO 4.0 M IN NW TO N SWELL...EXCEPT N TO NE SWELL W OF 63W.
.24 HOUR FORECAST WITHIN 31N35W TO 31N60W TO 23N46W TO 24N35W TO
31N35W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN NW TO N SWELL...
EXCEPT N TO NE SWELL W OF 55W.
.48 HOUR FORECAST WITHIN 31N35W TO 31N39W TO 30N38W TO 28N35W TO
31N35W WINDS 20 KT OR LESS. SEAS TO 2.5 M IN NW TO N SWELL.
ATLC AND CARIBBEAN LOW PRES...AL99
NEAR 12.5N54W 1010 MB.
WITHIN 15N52W TO 15N53W TO 15N54W TO 14N55W TO 13N53W TO 13N52W
TO 15N52W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN
15N49W TO 17N51W TO 16N54W TO 15N55W TO 13N55W TO 13N50W TO
15N49W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL.
TROPICAL CYCLONE FORMATION POSSIBLE.
24 HOUR FORECAST LOW PRES...AL99...POSSIBLE TROPICAL CYCLONE
NEAR 13N62W 1008 MB. WITHIN 15N61W TO 17N62W TO 17N64W TO
15N64W TO 13N63W TO 14N61W TO 15N61W...INCLUDING ATLANTIC
EXPOSURES AND IN PASSAGES AND ATLANTIC EXPOSURES...WINDS 20 TO
30 KT. SEAS LESS THAN 2.5 M. WITHIN 20N56W TO 20N60W TO 19N63W
TO 14N60W TO 13N57W TO 15N54W TO 20N56W...INCLUDING ATLANTIC
EXPOSURES AND IN PASSAGES AND ATLANTIC EXPOSURES...WINDS 20 KT
OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL.
48 HOUR FORECAST LOW PRES...AL99...POSSIBLE TROPICAL CYCLONE
NEAR 14N71W 1007 MB. WITHIN 16N66W TO 18N67W TO 19N70W TO
18N73W TO 14N75W TO 14N67W TO 16N66W WINDS 20 TO 30 KT. SEAS 2.5
TO 3.0 M.
.ATLC 12 HOUR FORECAST WITHIN 31N72W TO 31N78W TO 28N76W TO
28N74W TO 31N72W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE
SWELL.
.24 HOUR FORECAST WITHIN 31N70W TO 31N77W TO 29N76W TO 29N74W TO
31N70W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.ATLC 36 HOUR FORECAST WITHIN 20.5N70.5W TO 20.5N71.5W TO
20.5N72W TO 20N72W TO 20N71.5W TO 20N70.5W TO 20.5N70.5W E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.48 HOUR FORECAST WITHIN 20N71W TO 21N72W TO 21N74W TO 20N74W TO
20N73W TO 20N72W TO 20N71W...INCLUDING THE APPROACH TO THE
WINDWARD PASSAGE...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.
.CARIBBEAN WITHIN 14N69W TO 15N71W TO 14N74W TO 12N74W TO 11N71W
TO 12N69W TO 14N69W...INCLUDING THE GULF OF VENEZUELA...E WINDS
20 TO 25 KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST WITHIN 14N73W TO 14N77W TO 11N76W TO 11N73W TO
10N72W TO 12N70W TO 14N73W...INCLUDING THE GULF OF VENEZUELA...
E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M...EXCEPT 2.5 TO 3.5 M
FROM 11N TO 14N BETWEEN 72W AND 76.5W.
.48 HOUR FORECAST WITHIN 12N70W TO 13N75W TO 13N77W TO 11N76W TO
11N74W TO 10N71W TO 12N70W...INCLUDING THE GULF OF VENEZUELA...
NE TO E WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M...EXCEPT 2.5 TO
3.0 M FROM 11N TO 13N BETWEEN 73.5W AND 76.5W.
.CARIBBEAN WITHIN 17N87W TO 16N88W TO 16N87W TO 16N86W TO
17N87W...INCLUDING NEAR THE GULF OF HONDURAS...E WINDS 20 TO 25
KT. SEAS LESS THAN 2.5 M.
.24 HOUR FORECAST LITTLE CHANGE.
.42 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.
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