000
FZNT02 KNHC 200323
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SAT NOV 20 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT NOV 20.
24 HOUR FORECAST VALID 0000 UTC SUN NOV 21.
48 HOUR FORECAST VALID 0000 UTC MON NOV 22.

.WARNINGS.

...GULF OF MEXICO GALE WARNING...
.GULF OF MEXICO COLD FRONT FROM 28N83W TO 27N86W THEN STATIONARY 
TO 24N93W TO 18N95W. S OF 20.5N W OF FRONT NW WINDS 30 TO 35 KT. 
SEAS 9 TO 12 FT. ELSEWHERE NW OF FRONT TO A LINE FROM 29N83W TO 
26N90W TO 23N97W NE WINDS 20 TO 25 KT...EXCEPT N TO NE WINDS 25 
TO 30N S OF 23N W OF 94W. SEAS TO 8 FT...EXCEPT 8 TO 9 FT S OF 
23N W OF 94W.
.06 HOUR FORECAST WEAKENING COLD FRONT FROM 26N82W TO 22N94W TO 
18.5N94W. S OF 20.5N W OF FRONT NW WINDS 20 TO 30 KT. SEAS 8 TO 
10 FT. N OF FRONT AND E OF 87W NE WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT.
.24 HOUR FORECAST FRONT DISSIPATING COLD FRONT FROM 25N81W TO 
23N90W TO 18.5N94W. N OF 26N E OF 86W NE WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.ATLC SHEAR LINE FROM 30N34W TO 23N51W. N OF A LINE FROM 31N35W 
TO 26N40W TO 23N45W TO 25N53W N TO NE WINDS 20 TO 25 KT.  SEAS 8 
TO 11 FT PRIMARILY IN NE SWELL. ELSEWHERE FROM 30N35W TO 22N45W 
TO 22N57W TO 25N61W TO 31N55W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NE SWELL.
.24 HOUR FORECAST N OF 30N E OF 40W NW WINDS 20 TO 25 KT. SEAS 9 
TO 12 FT IN NW TO N SWELL. ELSEWHERE E OF A LINE FROM 31N45W TO 
26N40W TO 25N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N 
SWELL. 
.48 HOUR FORECAST N OF 30N E OF 37W NW WINDS 20 TO 25 KT. SEAS 9 
TO 12 FT IN N SWELL. ELSEWHERE E OF A LINE FROM 31N43W TO 28N44W 
TO 24N40W TO 23N35W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N 
SWELL. 

.ATLC COLD FRONT FROM 31N74W TO 28N80.5W. NW OF FRONT NE WINDS 
20 TO 25 KT. SEAS 8 TO 10 FT. FROM 26N TO 28N BETWEEN 73W AND 
80W NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST COLD FRONT FROM 31N63W TO 29N70W TO 27N80W. N 
OF FRONT NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN NE 
SWELL...HIGHEST W OF 77W. FROM 25N TO 27N BETWEEN 75W AND 80W NE 
TO E WINDS 20 TO 25 KT. SEAS 8 TO 9 FT E OF THE BAHAMAS. 
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 31N55W TO 28N70W. N 
OF FRONT TO 66W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N 
SWELL. FROM 27N TO 29N BETWEEN 66W AND 73W...AND FROM 27N TO 29N 
BETWEEN 75W AND 80W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.