000
FZNT02 KNHC 201427
HSFAT2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC FRI APR 20 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC FRI APR 20.
24 HOUR FORECAST VALID 1200 UTC SAT APR 21.
48 HOUR FORECAST VALID 1200 UTC SUN APR 22.

.WARNINGS.

.NONE. 

.SYNOPSIS AND FORECAST.

.ATLC LOW PRES 29N51W 1009 MB WITH COLD FRONT 31N44W TO 23N50W.
N OF 27N BETWEEN 37W AND 51W S TO SW WINDS 20 KT. SEAS TO 10 FT 
IN S SWELL.
.24 HOUR FORECAST FRONTAL TROUGH 31N46W TO 22N47W. WINDS LESS 
THAN 20 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST TROUGH 31N48W TO 26N47W. WINDS LESS THAN 20 
KT. SEAS LESS THAN 8 FT.

.ATLC S OF 09N E OF 53W NE WINDS 20 KT. SEAS TO 8 FT WITH NE 
SWELL.
.24 HOUR FORECAST WINDS LESS THAN 20 KT. SEAS LESS THAN 8 FT.

.ATLC 30 HOUR FORECAST N OF 27N W OF 77W S WINDS 20 KT. SEAS 
LESS THAN 8 FT. 
.36 HOUR FORECAST N OF 24N W OF 76W S WINDS 20 TO 25 KT. SEAS TO 
8 FT NEAR 30N79W. 
.48 HOUR FORECAST COLD FRONT 31N81W TO 29N82W. N OF 28N WITHIN 
360 NM E OF FRONT S TO SW 25 TO 30 KT. SEAS 8 TO 12 FT. 
ELSEWHERE N OF 27N E OF FRONT TO 68W AND S OF 27N W OF 73W S TO 
SW WINDS 20 TO 25 KT. SEAS TO 8 FT.

.GULF OF MEXICO COLD FRONT APPROACH NW PORTION. N OF 26N W OF 
94W S WINDS 20 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST COLD FRONT 30N91W TO 22N97W. N OF 27N W OF 
FRONT N WINDS 20 TO 30 KT. SEAS TO 8 FT. LINE TSTMS AHEAD OF 
FRONT.
.24 HOUR FORECAST COLD FRONT 30N89W TO 19N91W. N OF 21N W OF 
FRONT N WINDS 20 TO 25 KT. SEAS TO 9 FT. SCATTERED TSTMS AHEAD 
OF FRONT.
.36 HOUR FORECAST LOW PRES 28N85W 1006 MB WITH COLD FRONT S TO 
22N85W. W OF FRONT NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 12 FT 
HIGHEST NEAR 26N92W. S OF 28N E OF FRONT S TO SW WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST COLD FRONT 29N83W TO 22N85W. W OF FRONT TO 95W 
NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 12 FT HIGHEST NEAR 24N90W.
E OF FRONT SW TO W WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER NELSON. NATIONAL HURRICANE CENTER.