000
FZNT02 KNHC 071532
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE SEP 07 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC TUE SEP 07.
24 HOUR FORECAST VALID 1200 UTC WED SEP 08.
48 HOUR FORECAST VALID 1200 UTC THU SEP 09.

.WARNINGS.

...ATLC HURRICANE WARNING...
.HURRICANE LARRY NEAR 24.4N 55.6W 967 MB AT 1500 UTC SEP 07 
MOVING NW OR 315 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 100 KT 
GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 160 NM NE 
QUADRANT...150 NM SE QUADRANT...100 NM SW QUADRANT...AND 140 NM 
NW QUADRANT.  SEAS 12 FT OR GREATER WITHIN 330 NM N 
SEMICIRCLE...270 NM SE QUADRANT AND 240 NM SW QUADRANT WITH SEAS 
TO 42 FT. ELSEWHERE WITHIN 300 NM NE AND 210 NM SW SEMICIRCLES 
WINDS 20 TO 33 KT. ELSEWHERE FROM 16N TO 31N BETWEEN 48W AND A 
LINE FROM 31N61W TO 21N68W TO 16N61W SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE LARRY NEAR 27.3N 58.1W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS 
WITHIN 170 NM NE QUADRANT...160 NM SE QUADRANT...120 NM SW 
QUADRANT...AND 140 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
300 NM OF CENTER...EXCEPT 330 NM NE QUADRANT WITH SEAS TO 40 FT. 
ELSEWHERE WITHIN 300 NM NE AND 210 NM SW SEMICIRCLES WINDS 20 TO 
33 KT. ELSEWHERE FROM 19N TO 31N BETWEEN 50W AND 70W SEAS 8 TO 
12 FT.
.48 HOUR FORECAST HURRICANE LARRY NEAR 31.8N 61.3W. MAXIMUM 
SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS 
WITHIN 180 NM NE QUADRANT...170 NM SE QUADRANT...130 NM SW 
QUADRANT...AND 140 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 
300 NM OF CENTER...EXCEPT 360 NM NE QUADRANT WITH SEAS TO 40 FT. 
ELSEWHERE WITHIN 180 NM OF CENTER...EXCEPT 150 NM SW QUADRANT 
WINDS 20 TO 33 KT. ELSEWHERE OVER FORECAST WATERS N OF 22N 
BETWEEN 52W AND 74W SEAS 8 TO 12 FT. PLEASE...SEE PART ONE OF 
THE HIGH SEAS FORECAST FOR 8 FT OF GREATER SEAS N OF 31N.
.72 HOUR FORECAST HURRICANE LARRY NEAR 39.0N 60.0W. MAXIMUM 
SUSTAINED WINDS 80 KT GUSTS 100 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LARRY NEAR 50.0N 
50.0W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT.
.120 HOUR FORECAST POST-TROPICAL EXTRATROPICAL LARRY NEAR 58.0N 
42.0W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 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.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.