000
FZNT02 KNHC 160500 CCA
HSFAT2

HIGH SEAS FORECAST...CORRECTED
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC MON AUG 16 2021

CORRECTED 24 HOUR FORECAST UNDER FRED TO INCLUDE 12 FT SEA SW 
QUADRANT SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON AUG 16.
24 HOUR FORECAST VALID 0000 UTC TUE AUG 17.
48 HOUR FORECAST VALID 0000 UTC WED AUG 18.

.WARNINGS.

...GULF OF MEXICO TROPICAL STORM WARNING...
.TROPICAL STORM FRED NEAR 27.3N 85.9W 999 MB AT 0300 UTC AUG 16 
MOVING NNW OR 330 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 45 KT 
GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W 
SEMICIRCLE...80 NM NE QUADRANT AND 60 NM SE QUADRANT. SEAS 12 FT 
OR GREATER WITHIN 75 NM NE QUADRANT...60 NM SE QUADRANT...0 NM SW
QUADRANT...AND 30 NM NW QUADRANT WITH SEAS TO 13 FT. ELSEWHERE 
WITHIN 26N84W TO 25N87W TO 27N88W TO 30N88W TO 29N84W TO 26N84W 
WINDS 20 TO 33 KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST TROPICAL STORM FRED ALONG COAST NEAR 30.2N 
86.1W. MAXIMUM SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM 
FORCE WINDS WITHIN 70 NM E SEMICIRCLE AND 30 NM W SEMICIRCLE. 
SEAS 12 FT OR GREATER WITHIN 60 NM SE AND 30 NM SW QUADRANTS 
WITH SEAS TO 16 FT. ELSEWHERE WITHIN 29N86W TO 28N89W TO 29N89W 
TO 31N87W TO 30N85W TO 29N86W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.36 HOUR FORECAST TROPICAL DEPRESSION FRED TO MOVE INLAND NEAR 
32.3N 85.7W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. OVER 
FORECAST WATERS WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.48 HOUR FORECAST POST-TROPICAL FRED WELL INLAND NEAR 34.4N 
84.9W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. LITTLE CHANGE 
OVER FORECAST WATERS.
.60 HOUR FORECAST...DISSIPATED.

...ATLC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION EIGHT N OF AREA NEAR 33.2N 62.7W 1014 MB AT
0300 UTC AUG 16 MOVING S OR 175 DEG AT 6 KT. MAXIMUM SUSTAINED 
WINDS 25 KT GUSTS 35 KT.
.24 HOUR FORECAST TROPICAL STORM EIGHT NEAR 31.5N 63.3W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS 
WITHIN 0 NM E SEMICIRCLE AND 40 NM W SEMICIRCLE. SEAS 12 FT OR 
GREATER WITHIN 60 NM W SEMICIRCLE WITH SEAS TO 16 FT.
.48 HOUR FORECAST TROPICAL STORM EIGHT NEAR 31.0N 64.9W. MAXIMUM
SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS 
WITHIN 40 NM OF CENTER. SEAS 12 FT OR GREATER WITHIN 90 NM OF 
CENTER WITH SEAS TO 18 FT. ELSEWHERE WITHIN 30.5N63.5W TO 30N64W 
TO 30.5N65W TO 31N65.5W TO 31N63.5W TO 30.5N63.5W WINDS 20 TO 33 
KT. SEAS 8 TO 11 FT.
.72 HOUR FORECAST TROPICAL STORM EIGHT NEAR 31.2N 67.4W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT. EXTENDED OUTLOOK...USE FOR 
GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM EIGHT NEAR 32.0N 68.5W. MAXIMUM
SUSTAINED WINDS 55 KT GUSTS 65 KT.
.120 HOUR FORECAST TROPICAL STORM EIGHT NEAR 33.5N 68.0W. 
MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 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.

.TROPICAL DEPRESSION GRACE NEAR 17.3N 68.6W 1011 MB AT 0300 UTC
AUG 16 MOVING W OR 275 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30
KT GUSTS 40 KT. ELSEWHERE WITHIN 17N67W TO 17N68W TO 18N68W TO 
19N68W TO 19N67W TO 17N67W...INCLUDING THE MONA PASSAGE...WINDS
20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST TROPICAL DEPRESSION GRACE NEAR 18.7N 72.8W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 
20N72W TO 19N73W TO 19N74W TO 22N72W TO 20N70W TO 
20N72W...INCLUDING THE WINDWARD PASSAGE...WINDS 20 TO 30 KT. SEAS
8 TO 10 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION GRACE NEAR 20.4N 78.1W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. ELSEWHERE WITHIN 
22N74W TO 21N77W TO 22N77W TO 23N76W TO 23N75W TO 22N74W WINDS 20
TO 30 KT. SEAS 8 TO 11 FT.
.72 HOUR FORECAST TROPICAL DEPRESSION GRACE INLAND NEAR 22.2N 
84.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. EXTENDED 
OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM GRACE OVER WATER NEAR 23.5N 
89.0W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT.
.120 HOUR FORECAST TROPICAL STORM GRACE NEAR 24.5N 93.5W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.