251
FZNT02 KNHC 171548
HSFAT2
HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED SEP 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC WED SEP 17.
24 HOUR FORECAST VALID 1200 UTC THU SEP 18.
48 HOUR FORECAST VALID 1200 UTC FRI SEP 19.
.WARNINGS.
..ATLC TROPICAL STORM WARNING
.TROPICAL STORM GABRIELLE NEAR 17.5N 46.6W 1006 MB AT 1500 UTC
SEP 17 MOVING NNW OR 330 DEG AT 19 KT. MAXIMUM SUSTAINED WINDS 40
KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM E
SEMICIRCLE AND 0 NM W SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 0 NM
OF CENTER EXCEPT 120 NM NE QUADRANT WITH SEAS TO 4.0 M.
ELSEWHERE...WITHIN 18N39W TO 22N44W TO 19N50W TO 16N48W TO 12N44W
TO 13N41W TO 18N39W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M
.24 HOUR FORECAST TROPICAL STORM GABRIELLE NEAR 20.8N 50.6W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE
WINDS WITHIN 150 NM NE QUADRANT...120 NM SE QUADRANT...0 NM SW
QUADRANT...AND 90 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 270
NM NE QUADRANT AND 150 NM SE AND NW QUADRANTS WITH SEAS TO 5.0
M. ELSEWHERE...WITHIN 24N46W TO 25N50W TO 24N52W TO 21N52W TO
18N45W TO 20N44W TO 24N46W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M.
REMAINDER OF AREA...WITHIN 25N47W TO 25N51W TO 22N54W TO 17N52W
TO 15N45W TO 19N42W TO 25N47W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.5 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM GABRIELLE
NEAR 22.7N 54.6W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
TROPICAL STORM FORCE WINDS WITHIN 90 NM NW AND SE QUADRANTS...150
NM NE QUADRANT AND 0 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN
270 NM NE QUADRANT AND 150 NM SE AND NW QUADRANTS WITH SEAS TO
6.0 M. ELSEWHERE...WITHIN 24N48W TO 26N53W TO 25N55W TO 23N56W TO
21N54W TO 21N49W TO 24N48W WINDS 20 TO 33 KT. SEAS 3.5 TO 4.0 M.
REMAINDER OF AREA...WITHIN 27N49W TO 28N54W TO 26N58W TO 19N57W
TO 18N54W TO 21N45W TO 27N49W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.5 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 KONARIK. NATIONAL HURRICANE CENTER.
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