000
FZNT02 KNHC 242206
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC FRI SEP 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI SEP 24.
24 HOUR FORECAST VALID 1800 UTC SAT SEP 25.
48 HOUR FORECAST VALID 1800 UTC SUN SEP 26.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE SAM NEAR 12.1N 44.8W 986 MB AT 2100 UTC SEP 24 MOVING
W OR 280 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90
KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N SEMICIRCLE...40 NM
SE QUADRANT AND 30 NM SW QUADRANT.  SEAS 12 FT OR GREATER WITHIN
90 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WITH SEAS TO 22 FT.
ELSEWHERE WITHIN 11N42W TO 10N46W TO 13N47W TO 15N45W TO 14N42W 
TO 11N42W WINDS 20 TO 33 KT. SEAS 9 TO 12 FT. REMAINDER OF AREA
WITHIN 13N40W TO 10N43W TO 10N47W TO 15N47W TO 17N42W TO 13N40W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N SWELL.
.24 HOUR FORECAST HURRICANE SAM NEAR 12.7N 48.1W. MAXIMUM 
SUSTAINED WINDS 105 KT GUSTS 130 KT. TROPICAL STORM FORCE WINDS 
WITHIN 60 NM NW AND SE QUADRANTS...70 NM NE QUADRANT AND 40 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 120 NM N SEMICIRCLE AND 
90 NM S SEMICIRCLE WITH SEAS TO 29 FT. ELSEWHERE WITHIN 12N46W TO
11N47W TO 10N50W TO 15N50W TO 15N47W TO 12N46W WINDS 20 TO 33 
KT. SEAS 9 TO 12 FT. REMAINDER OF AREA WITHIN 10N47W TO 10N51W TO
15N52W TO 18N49W TO 16N45W TO 10N47W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN MIXED SWELL.
.48 HOUR FORECAST HURRICANE SAM NEAR 13.5N 50.5W. MAXIMUM 
SUSTAINED WINDS 120 KT GUSTS 145 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NW AND SE QUADRANTS...90 NM NE QUADRANT AND 60 NM SW
QUADRANT. SEAS 12 FT OR GREATER WITHIN 150 NM N SEMICIRCLE AND 
120 NM S SEMICIRCLE WITH SEAS TO 34 FT. ELSEWHERE WITHIN 13N48W 
TO 11N50W TO 12N53W TO 16N53W TO 15N48W TO 13N48W WINDS 20 TO 33 
KT. SEAS 9 TO 12 FT. REMAINDER OF AREA WITHIN 13N48W TO 10N50W TO
12N55W TO 16N55W TO 18N49W TO 13N48W WINDS 20 KT OR LESS. SEAS 8
TO 11 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE SAM NEAR 15.1N 52.9W. MAXIMUM 
SUSTAINED WINDS 115 KT GUSTS 140 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST HURRICANE SAM NEAR 16.9N 55.1W. MAXIMUM 
SUSTAINED WINDS 110 KT GUSTS 135 KT.
.120 HOUR FORECAST HURRICANE SAM NEAR 18.9N 58.1W. 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.

.ATLC WITHIN 30N53W TO 30N54.5W TO 30.5N55.5W TO 31N55.5W TO
31N52W TO 30N53W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.06 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 HAGEN. NATIONAL HURRICANE CENTER.