924 
FZNT02 KNHC 261610
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC THU AUG 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 THU AUG 26.
24 HOUR FORECAST VALID 1200 UTC FRI AUG 27.
48 HOUR FORECAST VALID 1200 UTC SAT AUG 28.

.WARNINGS.

...HURRICANE WARNING...
.TROPICAL DEPRESSION NINE NEAR 16.9N 79.2W 1005 MB AT 1500 UTC
AUG 26 MOVING NW OR 325 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT. ELSEWHERE WITHIN 17N76W TO 15N78W TO 16N80W TO 
20N80W TO 20N78W TO 17N76W E TO SE WINDS 20 TO 25 KT. SEAS 8 TO
10 FT.
.12 HOUR FORECAST TROPICAL STORM NINE NEAR 18.2N 80.4W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. ELSEWHERE WITHIN 17N78W TO 
17N80W TO 20N81W TO 21N79W TO 19N77W TO 17N78W E TO SE WINDS 20 
TO 33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL STORM NINE NEAR 20.3N 82.0W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 80 NM NE QUADRANT...50 NM SE QUADRANT...20 NM SW 
QUADRANT...AND 60 NM NW QUADRANT. SEAS 12 FT OR GREATER 
WITHIN 30 NM NE QUADRANT...150 NM SE QUADRANT...AND 0 NM W
SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE WITHIN 17N79W TO 19N83W
TO 20N84W TO 22N82W TO 21N78W TO 17N79W SE WINDS 20 TO 33 KT. 
SEAS 8 TO 11 FT.
.48 HOUR FORECAST HURRICANE NINE OVER SOUTHEASTERN GULF NEAR 
24.4N 86.0W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL 
STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...80 NM SE 
QUADRANT...60 NM SW QUADRANT...AND 90 NM NW QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 90 NE QUADRANT...150 NM SE QUADRANT...AND 30 NM
W SEMICIRCLE WITH SEAS TO 18 FT. ELSEWHERE WITHIN 22N85W TO 
24N88W TO 27N87W TO 27N84W TO 25N82W TO 22N85W...INCLUDING THE 
STRAITS OF FLORIDA AND THE YUCATAN CHANNEL...SE WINDS 20 TO 33 
KT. SEAS 8 TO 11 FT. REMAINDER OF AREA WITHIN 21N81W TO 20N82W TO
21N84W TO 22N84W TO 22N82W TO 21N81W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN MIXED SWELL.
.72 HOUR FORECAST HURRICANE NINE NEAR 27.7N 90.0W. MAXIMUM 
SUSTAINED WINDS 95 KT GUSTS 115 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST HURRICANE NINE INLAND NEAR 30.5N 92.0W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. 
.120 HOUR FORECAST TROPICAL DEPRESSION NINE INLAND NEAR 33.7N 
91.2W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 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 12N39W TO 12N42W TO 17N47W TO 20N42W TO 17N35W TO
12N39W NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. 
.24 HOUR FORECAST WITHIN 12N43W TO 11N46W TO 13N49W TO 18N48W TO
16N44W TO 12N43W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN E 
SWELL. 
.48 HOUR FORECAST WITHIN 15N42W TO 14N44W TO 16N46W TO 18N45W TO
17N42W TO 15N42W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE TO E
SWELL.

.CARIBBEAN 24 HOUR FORECAST WITHIN 12N71W TO 12N74W TO 14N74W TO
14N72W TO 13N70W TO 12N71W E WINDS 20 TO 25 KT. SEAS LESS THAN 8
FT.
.48 HOUR FORECAST WITHIN 12N73W TO 11N75W TO 11N77W TO 13N76W TO
13N74W TO 12N73W E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.CARIBBEAN 48 HOUR FORECAST WITHIN 17N71W TO 16N74W TO 17N74W TO
18N73W TO 18N72W TO 17N71W 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 RAMOS. NATIONAL HURRICANE CENTER.