000
FZNT02 KNHC 211441
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC MON MAR 21 2011

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAR 21.
24 HOUR FORECAST VALID 1200 UTC TUE MAR 22.
48 HOUR FORECAST VALID 1200 UTC WED MAR 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES 27N47W 1007 MB WITH TROUGH TO 20N44W TO 15N50W AND
COLD FRONT 31N48W TO 23N60W TO 24N78W. OVER FORECAST WATERS 
WITHIN 420 NM NE SEMICIRCLE OF LOW WINDS 20 TO 25 KT. SEAS TO 11 
FT. S OF 15N E OF 45W WINDS LESS THAN 20 KT. SEAS TO 8 FT IN N 
SWELL. N OF 29N BETWEEN 55W AND 67W NE WINDS 25 TO 30 KT. SEAS 
12 TO 16 FT IN N SWELL. ELSEWHERE NW OF FRONT NE WINDS 20 TO 25 
KT. SEAS TO 11 FT NE OF BAHAMAS.
.24 HOUR FORECAST COLD FRONT 31N36W TO 22N38W TO 15N45W. N OF 
22N E OF FRONT S TO SW WINDS 20 KT. SEAS TO 8 FT. N OF 27N W OF 
FRONT TO 50W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 16 FT IN NW 
SWELL. FROM 18N TO 22N BETWEEN 50W AND 77W NE WINDS 20 KT. SEAS 
8 TO 11 FT IN NE SWELL. ELSEWHERE W OF FRONT TO 77W WINDS LESS 
THAN 20 KT. SEAS 9 TO 14 FT PRIMARILY IN N SWELL.
.36 HOUR FORECAST FRONTAL TROUGH 26N35W TO 16N42W. N OF 23N E OF 
FRONT SW WINDS 20 KT. SEAS LESS THAN 8 FT. N OF 28N BETWEEN 55W 
AND 75W SW TO W WINDS 20 TO 25 KT. SEAS 8 FT. FROM 18N TO 22N 
BETWEEN 55W AND 76W NE WINDS 20 KT. SEAS 8 TO 11 FT PRIMARILY IN 
NE SWELL. ELSEWHERE W OF FRONT TO 75W WINDS LESS THAN 20 KT. 
SEAS 9 TO 15 FT PRIMARILY IN N SWELL...HIGHEST SEAS NEAR 30N45W.
.48 HOUR FORECAST FRONTAL TROUGH 25N35W TO 17N42W. N OF 28N 
BETWEEN 48W AND 65W SW TO W WINDS 20 TO 25 KT. SEAS 10 TO 15 FT 
IN NW SWELL. N OF 22N E OF 43W AND ELSEWHERE N OF 18N BETWEEN 
43W AND 73W WINDS LESS THAN 20 KT. SEAS 8 TO 14 FT PRIMARILY IN 
N SWELL...HIGHEST SEAS N OF 27N E OF 43W.

.CARIBBEAN S OF 14N BETWEEN 73W AND 79W NE WINDS 20 TO 25 KT. 
SEAS TO 11 FT. ELSEWHERE W OF 65W NE WINDS 20 TO 25 KT. SEAS TO 
9 FT.
.24 HOUR FORECAST S OF 14N BETWEEN 74W AND 78W NE WINDS 25 TO 30 
KT. SEAS 8 TO 12 FT. ELSEWHERE S OF 17N W OF 65W AND N OF 17N E 
OF 84W NE WINDS 20 KT. SEAS TO 8 FT.
.48 HOUR FORECAST S OF 13N BETWEEN 69W AND 78W NE WINDS 20 TO 25 
KT. SEAS 8 TO 12 FT. ELSEWHERE S OF 14N BETWEEN 68W AND 81W AND 
FROM 14N TO 19N E OF 79W NE TO E WINDS 20 KT. SEAS TO 8 FT.

.GULF OF MEXICO S OF 25N E OF 93W E WINDS 20 KT. SEAS TO 8 FT. 
FROM 23N TO 28N W OF 95W SE WINDS 20 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. 
.30 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.