553 
FZNT02 KNHC 112149
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE AUG 11 2020

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE AUG 11.
24 HOUR FORECAST VALID 1800 UTC WED AUG 12.
48 HOUR FORECAST VALID 1800 UTC THU AUG 13.

.WARNINGS.

...ATLC TROPICAL STORM WARNING...
.TROPICAL DEPRESSION ELEVEN NEAR 11.7N 40.2W 1007 MB AT 2100 UTC 
AUG 11 MOVING W OR 280 DEG AT 14 KT. MAXIMUM SUSTAINED WINDS 30 
KT GUSTS 40 KT. WITHIN 180 NM SEMICIRCLE WINDS 20 TO 30 KT. SEAS
8 TO 10 FT. 
.24 HOUR FORECAST TROPICAL DEPRESSION ELEVEN NEAR 12.4N 44.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 180 NM 
SEMICIRCLE AND 30 NM SE QUADRANT WINDS 20 TO 30 KT. SEAS
8 TO 12 FT.
.36 HOUR FORECAST TROPICAL STORM ELEVEN NEAR 13.0N 46.9W.
MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE 
WINDS AND SEAS 9 TO 12 FT WITHIN 30 NM N SEMICIRCLE AND 0 NM S 
SEMICIRCLE. ELSEWHERE WITHIN 180 NM N SEMICIRCLE AND 60 NM S 
SEMICIRCLE WINDS 20 TO 33 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST TROPICAL STORM ELEVEN NEAR 13.9N 49.4W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. LITTLE CHANGE IN 
RADIUS OF TROPICAL STORM FORCE WINDS. SEAS 12 FT OR GREATER 
WITHIN 30 NM N SEMICIRCLE WITH SEAS TO 13 FT. ELSEWHERE WITHIN 
210 NM N SEMICIRCLE AND 60 NM S SEMICIRCLE WINDS 20 TO 33 KT. SEAS 
8 TO 11 FT.
.72 HOUR FORECAST TROPICAL STORM ELEVEN NEAR 16.4N 54.3W.
MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST TROPICAL STORM ELEVEN NEAR 18.5N 59.5W.
MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT.
.120 HOUR FORECAST TROPICAL STORM ELEVEN NEAR 21.0N 64.0W.
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.

.CARIBBEAN WITHIN AREA BOUNDED BY 12N74W TO 11N76W TO 12N78W TO 
13N78W TO 13N75W TO 12N74W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
9 FT. WITHIN AREA BOUNDED BY 11N80W TO 11N82W TO 12N83W TO 
13N81W TO 13N80W TO 11N80W WINDS 20 KT OR LESS. SEAS 8 FT IN NE 
SWELL.
.12 HOUR FORECAST WITHIN AREA BOUNDED BY 11N70W TO 11N79W TO 
13N79W TO 14N74W TO 13N71W TO 11N70W...INCLUDING GULF OF 
VENEZUELA...NE TO E WINDS 20 TO 30 KT EXCEPT 20 TO 25 KT GULF OF 
VENEZUELA. SEAS 8 TO 10 FT...EXCEPT LESS THAN 8 FT GULF OF 
VENEZUELA.
.24 HOUR FORECAST WITHIN 11N70W TO 11N74W TO 11N78W TO 14N78W TO 
13N73W TO 11N70W...INCLUDING GULF OF VENEZUELA...NE TO E WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT...EXCEPT LESS THAN 8 FT GULF OF 
VENEZUELA.
.30 HOUR FORECAST WITHIN AREA BOUNDED BY 11N70W TO 11N79W TO 
13N79W TO 14N74W TO 13N71W TO 11N70W...INCLUDING GULF OF 
VENEZUELA...NE TO E WINDS 20 TO 30 KT EXCEPT 20 TO 25 KT GULF OF 
VENEZUELA. SEAS 8 TO 9 FT...EXCEPT LESS THAN 8 FT GULF OF 
VENEZUELA.
.48 HOUR FORECAST LITTLE CHANGE.

.GULF OF MEXICO 06 HOUR FORECAST WITHIN AREA BOUNDED BY 20N91W 
TO 20N92W TO 21N91W TO 20N91W...INCLUDING WITHIN 60 NM OF 
CAMPECHE...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.