000
FZNT02 KNHC 142217
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU SEP 14 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC THU SEP 14.
24 HOUR FORECAST VALID 1800 UTC FRI SEP 15.
48 HOUR FORECAST VALID 1800 UTC SAT SEP 16.

.WARNINGS.

...ATLC HURRICANE WARNING...
.HURRICANE LEE NEAR 31.7N 68.3W 957 MB AT 2100 UTC SEP 14 MOVING 
N OR 360 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 
KT. TROPICAL STORM FORCE WINDS WITHIN 300 NM E SEMICIRCLE...200 
NM SW QUADRANT AND 210 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 450 NM NW AND SE QUADRANTS...435 NM NE QUADRANT AND 420 
NM SW QUADRANT WITH SEAS TO 46 FT. ELSEWHERE WITHIN 480 NM E 
SEMICIRCLE...450 NM SW QUADRANT AND 510 NM NW QUADRANT WINDS 20 
TO 33 KT. SEAS 10 TO 16 FT. REMAINDER OF AREA FROM 19N TO 27N 
BETWEEN 55W AND THE BAHAMAS AND ALSO N OF 27N BETWEEN 55W AND 
80W WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. 
.24 HOUR FORECAST HURRICANE LEE NEAR 37.0N 66.9W. MAXIMUM 
SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS 
WITHIN 270 NM E SEMICIRCLE...200 NM SW QUADRANT AND 230 NM NW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 360 NM NE QUADRANT...480 
NM SE QUADRANT...450 NM SW QUADRANT AND 420 NM NW QUADRANT WINDS 
20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF AREA FROM 23N TO 27N 
BETWEEN 55W AND THE BAHAMAS AND N OF 27N BETWEEN 55W AND 80W 
WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW TO N SWELL...EXCEPT 
IN N TO NE SWELL W OF 70W.
.48 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LEE NEAR 43.3N 
66.4W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM 
FORCE WINDS WITHIN 240 NM NE QUADRANT...270 NM SE QUADRANT...180 
NM SW QUADRANT...AND 140 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 390 NM NE QUADRANT...510 NM SE QUADRANT...540 NM SW 
QUADRANT AND 120 NM NW QUADRANT WITH SEAS TO 35 FT. ELSEWHERE 
WITHIN 450 NE QUADRANT...540 NM SE QUADRANT...600 NM SW AND 0 NM 
NW QUADRANT WINDS 20 TO 33 KT. SEAS 8 TO 12 FT. REMAINDER OF 
AREA N OF 24N BETWEEN 55W AND THE BAHAMAS AND N OF 27N BETWEEN 
55W AND 80W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N 
SWELL...EXCEPT IN N TO NE SWELL W OF 70W.
.72 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LEE NEAR 48.6N 
61.4W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LEE NEAR 53.7N 
48.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST...DISSIPATED.

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.

.HURRICANE MARGOT WELL N OF AREA NEAR 37N39W MB AT 2100 UTC SEP 
14 MOVING NE OR 050 DEG AT 4 KT. MAXIMUM SUSTAINED WINDS 70 KT 
GUSTS 85 KT. OVER FORECAST WATERS N OF LINE FROM 31N36W TO 
26N47W TO 23N55W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE 
SWELL...EXCEPT IN MIXED SWELL W OF 48W, 
.24 HOUR FORECAST N OF 30N BETWEEN 39N AND 45W AND NW OF LINE 
FROM 30N53W TO 29N55W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N 
TO NE SWELL...EXCEPT IN MIXED SWELL W OF 48W.
.48 HOUR FORECAST N OF LINE FROM 29N36W TO 27N44W TO 28N51W TO 
27N55W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N TO NE SWELL... 
EXCEPT IN MIXED SWELL W OF 49W. 

.ATLC LOW PRES NEAR 13N39W 1009 MB. FROM 13N TO 21N BETWEEN 35W 
AND 39W E WINDS 20 TO 25 KT OR LESS. SEAS 8 TO 9 FT.
.24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
15N43W 1006 MB. FROM 15N TO 20N BETWEEN 35W AND 45W E WINDS 20 
TO 25 KT. SEAS 8 TO 10 FT. FROM 13N TO 16N BETWEEN 40W AND 43W 
SE TO S WINDS 20 TO 25 KT. SEAS 8 TO 9 FT. ELSEWHERE FROM 13N TO 
23N BETWEEN 36W AND 47W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN 
MIXED E AND NW SWELL.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
18N46W 1004 MB. FROM 18N TO 24N BETWEEN 41W AND 49W E TO SE 
WINDS 20 TO 25 KT...EXCEPT N TO NE BETWEEN 46W AND 49W. SEAS 10 
TO 12 FT IN SE SWELL. ELSEWHERE FROM 16N TO 27N BETWEEN 38W AND 
50W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.