000
FZNT02 KNHC 131552
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI AUG 13 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 FRI AUG 13.
24 HOUR FORECAST VALID 1200 UTC SAT AUG 14.
48 HOUR FORECAST VALID 1200 UTC SUN AUG 15.

.WARNINGS.

...ATLC AND GULF OF MEXICO TROPICAL STORM WARNING...
.TROPICAL DEPRESSION FRED NEAR 22.3N 78.4W 1013 MB AT 1500 UTC 
AUG 13 MOVING WNW OR 295 DEG AT 10 KT. MAXIMUM SUSTAINED WINDS 
30 KT GUSTS 40 KT. WITHIN 23N76W TO 22N77W TO 23N78W TO 24N78W 
TO 24N76W TO 23N76W WINDS 20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST TROPICAL STORM FRED NEAR 24.2N 81.3W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN AREA OF TROPICAL STORM FORCE WINDS WITH SEAS TO 
14 FT. ELSEWHERE WITHIN 24N80W TO 24N82W TO 25N82W TO 25N80W TO 
24N80W...INCLUDING THE STRAITS OF FLORIDA...WINDS 20 TO 33 KT. 
SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM FRED NEAR 27.2N 83.6W. MAXIMUM 
SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM N SEMICIRCLE...30 NM SE QUADRANT AND 0 NM SW 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 45 NM N SEMICIRCLE AND 30 
NM S SEMICIRCLE WITH SEAS TO 16 FT. ELSEWHERE WITHIN 27N82W TO 
26N84W TO 27N84W TO 28N84W TO 28N83W TO 27N82W WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT.
.72 HOUR FORECAST TROPICAL STORM FRED INLAND NEAR 30.2N 85.4W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL DEPRESSION FRED INLAND NEAR 33.0N
86.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT.
.120 HOUR FORECAST POST-TROPICAL FRED NEAR 36.5N 86.5W. MAXIMUM
SUSTAINED WINDS 20 KT GUSTS 30 KT.

...ATLC AND CARIBBEAN TROPICAL STORM WARNING...
.POTENTIAL TROPICAL CYCLONE SEVEN NEAR 15.3N 49.3W 1010 MB AT
1500 UTC AUG 13 MOVING W OR 280 DEG AT 18 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 16N45W TO 14N47W TO 15N49W TO 
17N49W TO 18N45W TO 16N45W WINDS 20 TO 30 KT. SEAS 8 
TO 9 FT.
.24 HOUR FORECAST TROPICAL STORM SEVEN NEAR 16.2N 55.9W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. SEAS TO 12 FT WITHIN 
45 NM N SEMICIRCLE. ELSEWHERE WITHIN 16N53W TO 15N56W TO 17N57W TO 
18N55W TO 18N53W TO 16N53W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST TROPICAL STORM SEVEN NEAR 17.2N 63.0W. MAXIMUM
SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE IN TROPICAL STORM 
FORCE WINDS AND SEAS 12 FT OR GREATER. ELSEWHERE WITHIN 17N60W 
TO 16N63W TO 17N64W TO 19N62W TO 19N59W TO 17N60W WINDS 20 TO 
33 KT. SEAS 8 TO 12 FT. 
.72 HOUR FORECAST TROPICAL STORM SEVEN INLAND NEAR 18.4N 68.7W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM SEVEN OVER WATER NEAR 20.0N
73.5W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST TROPICAL STORM SEVEN NEAR 23.0N 77.0W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 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 ERA. NATIONAL HURRICANE CENTER.