000
FZNT02 KNHC 191003
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC TUE SEP 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC TUE SEP 19.
24 HOUR FORECAST VALID 0600 UTC WED SEP 20.
48 HOUR FORECAST VALID 0600 UTC THU SEP 21.

.WARNINGS.

...ATLC HURRICANE WARNING...
.HURRICANE NIGEL NEAR 29.6N 53.6W 979 MB AT 0900 UTC SEP 19 
MOVING NW OR 325 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 75 KT 
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 150 NM NE 
QUADRANT...120 NM SE QUADRANT...80 NM SW QUADRANT...AND 130 NM 
NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM NE QUADRANT... 
240 NM SE QUADRANT...180 NM SW QUADRANT 210 NM NW QUADRANT WITH 
SEAS TO 34 FT. ELSEWHERE WITHIN 330 NM NE QUADRANT...300 NM SE 
QUADRANT...210 NM SW QUADRANT AND 240 NW QUADRANT WINDS 20 TO 33 
KT. SEAS 10 TO 14 FT. REMAINDER OF AREA FROM 20019N TO 31N 
BETWEEN 44W AND 61W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN 
MIXED SWELL. 
.24 HOUR FORECAST HURRICANE NIGEL N OF AREA NEAR 33.8N 54.8W. 
MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE 
WINDS WITHIN 150 NM E SEMICIRCLE AND 100 NM W SEMICIRCLE. SEAS 
12 FT OR GREATER WITHIN 240 NM OF CENTER...EXCEPT 210 NM NW 
QUADRANT WITH SEAS TO 36 FT. ELSEWHERE WITHIN 330 NM E AND 300 
NM W SEMICIRCLES WINDS 20 TO 33 KT. SEAS 10 TO 16 FT. REMAINDER 
OF AREA OVER FORECAST WATERS FROM 24N TO 31N BETWEEN 47W AND 63W 
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE NIGEL WELL N OF AREA NEAR 39.6N 
49.2W. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL 
STORM FORCE WINDS WITHIN 150 NM NE AND SW QUADRANTS...120 NM NW 
QUADRANT AND 170 NM SE QUADRANT. SEAS 12 FT OR GREATER WITHIN 
210 NM NE QUADRANT...270 NM SE AND SW QUADRANTS AND 300 NM NW 
QUADRANT WITH SEAS TO 40 FT. ELSEWHERE WITHIN 360 NM OF CENTER 
OF NIGEL...EXCEPT 300 NM NE QUADRANT WINDS 20 TO 33 KT. SEAS 10 
TO 14 FT. REMAINDER OF AREA OVER FORECAST WATERS FROM 30N TO 31N 
BETWEEN 48W AND 55W WINDS 20 KT OR LESS. SEAS 8 FT IN DECAYING 
NW TO N SWELL.  
.72 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NIGEL NEAR WELL N 
OF AREA NEAR 45.0N 34.7W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 
KT. EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE 
LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NIGEL WELL N OF 
AREA NEAR 51.8N 21.8W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL NIGEL WELL N OF 
AREA NEAR 58.5N 21.0W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 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 FROM 18N TO 29N E OF 41W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NE SWELL.
.24 HOUR FORECAST TROPICAL WAVE ALONG 42W S OF 22N. FROM 16N TO 
26N E OF 48W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.48 HOUR FORECAST TROPICAL WAVE ALONG 49W S OF 22N. FROM 16N TO 
24N E OF 48W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.

.CARIBBEAN 12 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 
74W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 
73W...INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST FROM 11N TO 13N BETWEEN 70W AND 73W... 
INCLUDING THE GULF OF VENEZUELA...NE TO E WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.