000
FZNT02 KNHC 201517
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON NOV 20 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MON NOV 20.
24 HOUR FORECAST VALID 1200 UTC TUE NOV 21.
48 HOUR FORECAST VALID 1200 UTC WED NOV 22.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N31W TO 21N52W. WITHIN 90 NM N OF FRONT 
BETWEEN 37W AND 49W NE WINDS 20 TO 25 KT. SEAS TO 9 FT. 
ELSEWHERE WITHIN 250 NM N OF FRONT BETWEEN 43W AND 55W WINDS 20 
KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. 
.24 HOUR FORECAST DISSIPATING COLD FRONT FROM LOW PRES NEAR 
24N36W 1012 MB TO 21N41W. FROM 20N TO 25N BETWEEN 35W AND 37 AND 
BETWEEN 44W AND 57W NE WINDS 20 TO 25 KT. SEAS TO 10 FT. 
ELSEWHERE FROM 20N TO 25N BETWEEN 36W AND 57W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST TROUGH FROM 24N39W TO 19N40W. FROM 23N TO 25N 
BETWEEN 39W AND 47W WINDS 20 TO 25 KT. SEAS TO 9 FT. ELSEWHERE 
FROM 22N TO 26W BETWEEN 38W AND 47W WINDS 20 KT OR LESS. SEAS TO 
9 FT IN MIXED SWELL.

.ATLC 12 HOUR FORECAST COLD FRONT FROM 31N60W TO 29N63W. FROM 
27N TO 29N BETWEEN 68W AND 78W NE WINDS 20 TO 25 KT. SEAS TO 9 
FT. N OF 30N BETWEEN 63W AND 67W WINDS 20 KT OR LESS. SEAS TO 9 
FT IN MIXED SWELL.
.24 HOUR FORECAST WEAKENING COLD FRONT FROM 31N54W TO 29N57W. 
FROM 25N TO 30N BETWEEN 61W AND 77W NE WINDS 20 TO 25 KT. SEAS 9 
TO 11 FT...HIGHEST NEAR 28N70W. ELSEWHERE N OF 25N BETWEEN 62W 
AND 78W WINDS 20 KT OR LESS. SEAS TO 9 FT IN MIXED SWELL.
.48 HOUR FORECAST FRONT DISSIPATED. N OF 19N BETWEEN 54W AND 71W 
E TO SE WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. ELSEWHERE N OF 18N 
BETWEEN 50W TO 74W AND N OF 29N BETWEEN 41W AND 50W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.

.GULF OF MEXICO COLD FRONT FROM 25N80W TO 22N89W THEN STATIONARY 
TO 18N94W. S OF 20N AND W OF 94W NE WINDS 20 TO 25 KT. SEAS TO 
10 FT. ELSEWHERE S OF 23N AND W OF 92W WINDS 20 KT OR LESS. SEAS 
TO 9 FT IN N SWELL.
.12 HOUR FORECAST WEAKENING STATIONARY FRONT FROM 25N82W TO 
20N94W TO 18.5N93W. WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

$$

.FORECASTER ERA. NATIONAL HURRICANE CENTER.