507 
FZNT02 KNHC 022110
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC THU SEP 2 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC THU SEP 2.
24 HOUR FORECAST VALID 1800 UTC FRI SEP  3.
48 HOUR FORECAST VALID 1800 UTC SAT SEP  4.

.WARNINGS.

...ATLC HURRICANE WARNING... 
.HURRICANE LARRY NEAR 13.7N 35.8W 985 MB AT 2100 UTC SEP 02 
MOVING W OR 280 DEG AT 16 KT. MAXIMUM SUSTAINED WINDS 70 KT GUSTS
85 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM N 
SEMICIRCLE...140 NM SE QUADRANT AND 80 NM SW QUADRANT. SEAS 12 FT
OR GREATER WITHIN 180 NM NW AND SE QUADRANTS...120 NM NE 
QUADRANT AND 105 NM SW QUADRANT WITH SEAS TO 28 FT. ELSEWHERE 
WITHIN 11N35W TO 12N36W TO 14N37W TO 17N36W TO 17N35W TO 11N35W 
WINDS 20 TO 33 KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 
09N35W TO 12N37W TO 15N37W TO 17N37W TO 18N35W TO 09N35W WINDS 20
KT OR LESS. SEAS 8 TO 12 FT IN MIXED SWELL. 
.24 HOUR FORECAST HURRICANE LARRY NEAR 14.7N 41.3W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS 
WITHIN 130 NM NW AND SE QUADRANTS...140 NM NE QUADRANT AND 80 NM 
SW QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM E SEMICIRCLE AND
180 NM W SEMICIRCLE WITH SEAS TO 37 FT. ELSEWHERE WITHIN 13N36W 
TO 11N40W TO 12N43W TO 18N43W TO 16N36W TO 13N36W WIND 20 TO 33 
KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 12N35W TO 09N41W 
TO 17N45W TO 21N40W TO 20N35W TO 12N35W WIND 20 KT OR LESS. SEAS 
8 TO 12 FT IN MIXED SWELL. 
.48 HOUR FORECAST HURRICANE LARRY NEAR 16.9N 46.3W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT. TROPICAL STORM FORCE WINDS 
WITHIN 140 NM N SEMICIRCLE...120 NM SE QUADRANT AND 100 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 270 NM E SEMICIRCLE AND 
300 NM W SEMICIRCLE WITH SEAS TO 42 FT. ELSEWHERE WITHIN 14N43W 
TO 15N48W TO 21N48W TO 22N45W TO 19N41W TO 14N43W WIND 20 TO 33 
KT. SEAS 10 TO 12 FT. REMAINDER OF AREA WITHIN 14N39W TO 10N48W 
TO 13N52W TO 22N51W TO 23N41W TO 14N39W WIND 20 KT OR LESS. SEAS 
8 TO 12 FT IN MIXED SWELL. 
.72 HOUR FORECAST HURRICANE LARRY NEAR 19.7N 50.6W. MAXIMUM 
SUSTAINED WINDS 120 KT GUSTS 145 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST HURRICANE LARRY NEAR 22.2N 54.0W. MAXIMUM 
SUSTAINED WINDS 115 KT GUSTS 140 KT. 
.120 HOUR FORECAST HURRICANE LARRY NEAR 25.1N 57.0W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 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.

.CARIBBEAN 06 HOUR FORECAST WITHIN 12N68W TO 11N77W TO 13N78W TO
14N76W TO 14N71W TO 12N68W NE TO E WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. 
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

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

$$
.FORECASTER TORRES/CHRISTENSEN. NATIONAL HURRICANE CENTER.