000
FZNT02 KNHC 212145
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC SAT APR 21 2012

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SAT APR 21.
24 HOUR FORECAST VALID 1800 UTC SUN APR 22.
48 HOUR FORECAST VALID 1800 UTC MON APR 23.

.WARNINGS.

.NONE. 

.SYNOPSIS AND FORECAST.

.ATLC N OF 24N W OF 75W SE TO S WINDS 20 TO 25 KT. SEAS LESS 
THAN 8 FT. SCATTERED TSTMS.
.24 HOUR FORECAST COLD FRONT 31N79W TO 29N81W. N OF 27N E OF 
FRONT TO 70W S TO SW WINDS 25 TO 30 KT. SEAS 9 TO 13 FT. 
ELSEWHERE N OF 23N E OF FRONT TO 67W S TO SW WINDS 20 TO 25 KT. 
SEAS TO 8 FT N OF 26N E OF BAHAMAS. 
.48 HOUR FORECAST COLD FRONT 31N73W TO 22N77W. N OF 27N E OF 
FRONT TO 62W S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 12 FT. N OF 
27N W OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.

.ATLC TROUGH 31N45W TO 22N40W. N OF 29N E OF TROUGH TO 38W S TO 
SW WINDS 20 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST TROUGH DISSIPATED. WINDS LESS THAN 20 KT. SEAS 
LESS THAN 8 FT.

.CARIBBEAN COLD FRONT APPROACH YUCATAN CHANNEL. N OF 19N W OF 82W
S TO SW WINDS 20 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST COLD FRONT YUCATAN CHANNEL. W OF FRONT W TO NW 
WINDS 20 TO 25 KT. SEAS TO 8 FT. N OF 19N E OF FRONT TO 80W S TO 
SW WINDS 20 KT. SEAS LESS THAN 8 FT. 
.24 HOUR FORECAST COLD FRONT 22N80W TO 16N83W. W OF FRONT W TO 
NW WINDS 20 TO 25 KT. SEAS TO 8 FT IN YUCATAN CHANNEL. N OF 19N 
E OF FRONT TO 78W S TO SW WINDS 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WEAKENING COLD FRONT 20N76W TO 15N78W. N OF 
15N W OF FRONT NW WINDS 20 KT. SEAS TO 8 FT IN YUCATAN CHANNEL. 
FROM 11N TO 15N W OF 81W N WINDS 20 KT. SEAS LESS THAN 8 FT.

.GULF OF MEXICO LOW PRES 28N86W 1004 MB WITH COLD FRONT SW TO 
20N91W AND WARM FRONT SE TO 24N82W. NW OF COLD FRONT NW TO N 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. E OF WARM FRONT SE TO S 
WINDS 20 KT. SEAS LESS THAN 8 FT. S OF 25N E OF 87W S TO SW 
WINDS 20 KT. SEAS LESS THAN 8 FT.SCATTERED SHOWERS AND TSTMS 
AHEAD OF COLD FRONT AND WITHIN 120 NM NE OF WARM FRONT. WINDS 
AND SEAS HIGHER NEAR TSTMS.
.24 HOUR FORECAST LOW PRES AND WARM FRONT INLAND...COLD FRONT 
26N82W TO 22N85W. W OF FRONT TO 90W NW WINDS 20 TO 25 KT. SEAS 8 
TO 12 FT. E OF FRONT SW WINDS 20 TO 25 KT. SEAS TO 8 FT. 
SCATTERED TSTMS E OF FRONT. N OF 20N BETWEEN 90W AND 95W NW TO N 
WINDS 20 KT. SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT E OF AREA. N OF 26N E OF 90W AND S 
OF 26N E OF 88W NW TO N WINDS 20 KT. SEAS 8 TO 9 FT IN NW 
SWELL...HIGHEST NEAR 23N852W. 

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

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.