000
FZNT02 KNHC 160109 CCA
HSFAT2

HIGH SEAS FORECAST...CORRECTED
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SUN AUG 15 2021

CORRECTED WARNINGS SECTION

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC SUN AUG 15.
24 HOUR FORECAST VALID 1800 UTC MON AUG 16.
48 HOUR FORECAST VALID 1800 UTC TUE AUG 17.

.WARNINGS.

...GULF OF MEXICO TROPICAL STORM WARNING... 
.TROPICAL STORM FRED NEAR 26.8N 85.3W 1007 MB AT 2100 UTC AUG 15
MOVING NNW OR 330 DEG AT 9 KT. MAXIMUM SUSTAINED WINDS 40 KT 
GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM W SEMICIRCLE...
80 NM NE QUADRANT AND 60 NM SE QUADRANT. SEAS TO 12 FT WITHIN 30
NM NE QUADRANT. ELSEWHERE WITHIN 25N83W TO 25N87W TO 27N89W TO 
29N88W TO 29N84W TO 25N83W WINDS 20 TO 33 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST TROPICAL STORM FRED NEAR 29.5N 86.1W. MAXIMUM 
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS 
WITHIN 30 NM W SEMICIRCLE...90 NM NE QUADRANT AND 60 NM SE 
QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM NE QUADRANT AND 60 
NM SE QUADRANT WITH SEAS TO 14 FT. ELSEWHERE WITHIN 28N84W TO 
27N89W TO 29N90W TO 31N88W TO 30N84W TO 28N84W WINDS 20 TO 33 KT.
SEAS 8 TO 12 FT. 
.48 HOUR FORECAST TROPICAL DEPRESSION FRED INLAND NEAR 33.3N 
85.5W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. ELSEWHERE 
WITHIN 28N84W TO 27N89W TO 29N90W TO 31N88W TO 30N84W TO 28N84W 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT. 
.60 HOUR FORECAST POST-TROPICAL FRED NEAR 35.8N 84.3W. MAXIMUM 
SUSTAINED WINDS 20 KT GUSTS 30 KT.
.72 HOUR FORECAST...DISSIPATED.

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 17.0N 67.3W 1011 MB AT 2100 UTC 
AUG 15 MOVING W OR 270 DEG AT 13 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. WITHIN 16N66W TO 16N68W TO 17N68W TO 18N68W TO 
18N65W TO 16N66W WINDS 20 TO 30 KT. SEAS TO 8 FT. 
.24 HOUR FORECAST TROPICAL DEPRESSION GRACE INLAND NEAR 18.2N 
71.0W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 10 FT 
WITHIN NE QUADRANT. WITHIN 19N68W TO 20N70W TO 20N72W TO 22N70W 
TO 21N68W TO 19N68W WINDS 20 TO 30 KT. SEAS LESS THAN 8 TO 10 FT.
.48 HOUR FORECAST TROPICAL DEPRESSION GRACE INLAND NEAR 20.2N 
75.8W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 12 FT 
WITHIN 30 NM IN NE QUADRANT. WITHIN 20N73W TO 22N77W TO 23N77W 
TO 23N74W TO 23N73W TO 20N73W WINDS 20 TO 30 KT. SEAS LESS THAN 
8 TO 12 FT. 
.72 HOUR FORECAST TROPICAL DEPRESSION GRACE NEAR 22.1N 81.8W. 
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE. 
.96 HOUR FORECAST TROPICAL STORM GRACE NEAR 24.0N 87.0W. MAXIMUM 
SUSTAINED WINDS 35 KT GUSTS 45 KT. 
.120 HOUR FORECAST TROPICAL STORM GRACE NEAR 25.0N 91.0W. 
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.

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

$$
.FORECASTER TORRES/AGUIRRE. NATIONAL HURRICANE CENTER.