000
FZNT02 KNHC 221740 AAA
HSFAT2

HIGH SEAS FORECAST...UPDATE
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE AUG 22 2017

UPDATED TO INCLUDE GALE WARNING GULF OF MEXICO

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC TUE AUG 22.
24 HOUR FORECAST VALID 1200 UTC WED AUG 23.
48 HOUR FORECAST VALID 1200 UTC THU AUG 24.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.24 HOUR FORECAST GULF OF MEXICO LOW PRES...POSSIBLE TROPICAL 
CYCLONE...NEAR 21N92W 1009 MB. FROM 21N TO 23N BETWEEN 90W AND 
92W E TO SE WINDS 25 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 
22.5N93W 1007 MB. FROM 21N TO 25N BETWEEN 90W AND 94W WINDS 35 
TO 40 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 20N TO 26N BETWEEN 89W 
AND 96W WINDS 20 TO 33 KT. SEAS 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC 09 HOUR FORECAST S OF 21N BETWEEN 71W AND 73W NE TO E
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.CARIBBEAN 12 HOUR FORECAST S OF 12N BETWEEN 70W AND 74W...
INCLUDING WITHIN 90 NM OF COAST OF COLOMBIA AND GULF OF 
VENEZUELA...NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.36 HOUR FORECAST S OF 12N BETWEEN 69W AND 72W...INCLUDING 90 NM 
OF COAST OF COLOMBIA AND GULF OF VENEZUELA...NE TO E WINDS 20 TO 
25 KT. SEAS LESS THAN 8 FT. 
.48 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.

CONVECTION VALID AT 1545 UTC TUE AUG 22...

.SCATTERED MODERATE ISOLATED STRONG CARIBBEAN AND GULF OF MEXICO
FROM 20N TO 25N BETWEEN 84W AND 92W. 

.TROPICAL WAVE 71W/72W S OF 17N. SCATTERED MODERATE ISOLATED 
STRONG FROM 14N TO 17N BETWEEN 69W AND 73W. 

.SCATTERED MODERATE S OF 24N BETWEEN 73W AND 76W.

$$

.FORECASTER MT. NATIONAL HURRICANE CENTER.