000
FZNT02 KNHC 120409
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC THU AUG 12.
24 HOUR FORECAST VALID 0000 UTC FRI AUG 13.
48 HOUR FORECAST VALID 0000 UTC SAT AUG 14.

.WARNINGS.

...ATLANTIC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION FRED OVER LAND NEAR 19.5N 72.2W 1009 MB AT 0300 UTC
AUG 12 MOVING WNW OR 300 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT. OVER FORECAST WATERS WITHIN 20N70W TO 20N71W TO 
20N72W TO 21N72W TO 21N70W TO 20N70W E TO SE WINDS 20 TO 30 KT. 
SEAS TO 8 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION FRED NEAR 21.6N 76.1W. MAXIMUM
SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 21N75W TO 21N76W TO 
23N77W TO 23N75W TO 21N75W E TO SE WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT.
.36 HOUR FORECAST TROPICAL STORM FRED NEAR 22.5N 78.1W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM N SEMICIRCLE. ELSEWHERE WITHIN 22N77W TO 22N78W TO 
23N79W TO 24N79W TO 23N77W TO 22N77W WINDS 20 TO 33 KT. SEAS
LESS THAN 8 FT OVER ENTIRE AREA DUE TO SHALLOW WATERS.
.48 HOUR FORECAST TROPICAL STORM FRED NEAR 23.5N 79.8W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM N SEMICIRCLE...30 NM SE QUADRANT AND 0 NM SW 
QUADRANT. ELSEWHERE WITHIN 23N79W TO 23N81W TO 25N80W TO 24N79W 
TO 23N79W WINDS 20 TO 33 KT. SEAS 8 TO 11 FT ENTIRE AREA.
.72 HOUR FORECAST TROPICAL STORM FRED NEAR 26.2N 82.4W. 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 29.2N 84.2W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT.
.120 HOUR FORECAST TROPICAL STORM FRED INLAND NEAR 31.7N 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 ALONG 37W. WITHIN 14N35W TO 13N36W TO 14N37W
TO 16N37W TO 17N35W TO 14N35W NE TO E WINDS 20 TO 25 KT. SEAS 8 
FT.
.24 HOUR FORECAST TROPICAL WAVE ALONG 44W. WITHIN 15N41W TO 
14N43W TO 15N45W TO 17N44W TO 18N42W TO 15N41W E WINDS 20 TO 30 
KT. SEAS TO 9 FT.
.48 HOUR FORECAST TROPICAL WAVE ALONG 52W. WITHIN 15N49W TO 
15N53W TO 18N54W TO 19N50W TO 18N48W TO 15N49W E WINDS 20 TO 30 
KT. SEAS 8 TO 10 FT.

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

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.