000
FZNT02 KNHC 120952
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC THU AUG 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC THU AUG 12.
24 HOUR FORECAST VALID 0600 UTC FRI AUG 13.
48 HOUR FORECAST VALID 0600 UTC SAT AUG 14.

.WARNINGS.

...ATLANTIC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION FRED NEAR 20.2N 73.5W 1010 MB AT 0900 UTC
AUG 12 MOVING WNW OR 300 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS
30 KT GUSTS 40 KT. WITHIN 20N72W TO 20N73W TO 21N74W TO 21N73W
TO 21N71W TO 20N72W WINDS 20 TO 30 KT. SEAS 8 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION FRED NEAR 22.0N 77.2W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 22N76W TO 
21N76W TO 23N78W TO 24N77W TO 24N76W TO 22N76W WINDS 20 TO 30 
KT. SEAS 8 FT.
.36 HOUR FORECAST TROPICAL STORM FRED NEAR 23.0N 79.1W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN
40 NM N SEMICIRCLE AND 0 NM S SEMICIRCLE. ELSEWHERE WITHIN 
23N78W TO 22N79W TO 23N80W TO 24N79W TO 24N78W TO 23N78W WINDS 20
TO 33 KT. SEAS TO 9 FT. 
.48 HOUR FORECAST TROPICAL STORM FRED NEAR 23.8N 80.3W. 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 90 NM NW QUADRANT. ELSEWHERE WITHIN 23N80W TO 23N82W TO 24N82W TO 25N81W TO
25N80W TO 23N80W WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.72 HOUR FORECAST TROPICAL STORM FRED NEAR 26.6N 82.6W. MAXIMUM 
SUSTAINED WINDS 45 KT GUSTS 55 KT. 
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM FRED NEAR 29.5N 84.4W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM FRED INLAND NEAR 32.2N 84.7W. 
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 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 TROPICAL WAVE S OF 20N ALONG 38W. WITHIN 15N38W TO 15N39W 
TO 16N39W TO 16N37W TO 16N36W TO 15N38W NE TO E WINDS 20 TO 25 
KT. SEAS TO 8 FT. 
.24 HOUR FORECAST TROPICAL WAVE S OF 20N ALONG 45W. WITHIN 
16N43W TO 15N45W TO 16N45W TO 17N44W TO 16N43W E WINDS 20 TO 25 
KT. SEAS TO 8 FT.
.48 HOUR FORECAST TROPICAL WAVE S OF 20N ALONG 53W. WITHIN 
17N52W TO 16N54W TO 17N54W TO 17N53W TO 17N52W WINDS 20 KT OR 
LESS. SEAS 8 FT IN NE TO E SWELL.

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

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.