000
FZNT02 KNHC 170408
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN SEP 17 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MEXICO

SYNOPSIS VALID 0000 UTC SUN SEP 17.
24 HOUR FORECAST VALID 0000 UTC MON SEP 18.
48 HOUR FORECAST VALID 0000 UTC TUE SEP 19.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL STORM NIGEL NEAR 22.0N 48.0W 1005 MB AT 0300 UTC SEP
17 MOVING NW OR 325 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 35 KT
GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S
SEMICIRCLE...80 NM NE QUADRANT AND 60 NM NW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 60 NM S SEMICIRCLE...120 NM NE QUADRANT AND 90
NM NW QUADRANT WITH SEAS TO 14 FT. WITHIN 23N47W TO 24N49W TO 
23N49W TO 22N49W TO 21N49W TO 22N47W TO 23N47W E WINDS 20 TO 33 
KT. SEAS 11 TO 13 FT. WITHIN 25N42W TO 28N49W TO 25N52W TO 
19N51W TO 18N47W TO 20N42W TO 25N42W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT MIXED SWELL.
.24 HOUR FORECAST TROPICAL STORM NIGEL NEAR 25.3N 50.6W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS 
WITHIN 100 NM NE QUADRANT...60 NM SE QUADRANT...40 NM SW 
QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 150 NM NE QUADRANT...180 NM SE QUADRANT AND 120 NM W
SEMICIRCLE WITH SEAS TO 20 FT. WITHIN 28N48W TO 29N51W TO 27N53W
TO 24N54W TO 23N49W TO 25N47W TO 28N48W E WINDS 20 TO 33 KT. 
SEAS 11 TO 13 FT. WITHIN 31N41W TO 28N47W TO 31N59W TO 23N56W TO
19N49W TO 24N41W TO 31N41W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT 
IN MIXED SWELL. 
.36 HOUR FORECAST HURRICANE NIGEL NEAR 26.7N 52.2W. MAXIMUM 
SUSTAINED WINDS 65 KT GUSTS 80 KT. 
.48 HOUR FORECAST HURRICANE NIGEL NEAR 27.8N 54.0W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 110 NM NW AND SE QUADRANTS...130 NM NE QUADRANT AND 80 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 180 NM N AND S 
SEMICIRCLES WITH SEAS TO 32 FT. WITHIN 30N50W TO 31N56W TO 
29N58W TO 26N57W TO 24N53W TO 27N50W TO 30N50W E WINDS 20 TO 33 
KT. SEAS 12 TO 16 FT. WITHIN 31N48W TO 31N59W TO 28N60W TO 23N59W
TO 20N53W TO 23N46W TO 31N48W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE NIGEL NEAR 31.3N 56.7W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST HURRICANE NIGEL NEAR 36.0N 55.6W. MAXIMUM 
SUSTAINED WINDS 85 KT GUSTS 105 KT. 
.120 HOUR FORECAST HURRICANE NIGEL NEAR 41.9N 47.3W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT.

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 WITHIN 31N53W TO 30N77W TO 26N78W TO 25N72W TO 25N65W TO
31N53W...INCLUDING ATLANTIC EXPOSURES...WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN N SWELL. WITHIN 31N35W TO 31N49W TO 29N51W TO 
28N47W TO 29N37W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN N SWELL. 
.24 HOUR FORECAST CONDITIONS MERGE WITH WARNING FEATURE.

.CARIBBEAN WITHIN 13N70W TO 13N73W TO 11N74W TO 12N72W TO 11N72W
TO 12N69W TO 13N70W...INCLUDING THE GULF OF VENEZUELA...NE TO E 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$
.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.