000
FZNT02 KNHC 230939
HSFAT2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1030 UTC SUN APR 23 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC SUN APR 23.
24 HOUR FORECAST VALID 0600 UTC MON APR 24.
48 HOUR FORECAST VALID 0600 UTC TUE APR 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.ATLC COLD FRONT FROM 31N34W TO 28N43W TO 26N56W. WITHIN 31N35W 
TO 31N51W TO 30N50W TO 30N46W TO 30N36W TO 31N35W W WINDS 20 TO 
25 KT. SEAS 10 TO 12 FT IN NW SWELL. ELSEWHERE WITHIN 31N35W TO 
30N45W TO 31N50W TO 31N58W TO 26N50W TO 27N35W TO 31N35W WINDS 
20 KT OR LESS. SEAS 8 TO 10 FT IN NW TO N SWELL.
.18 HOUR FORECAST COLD FRONT WEAKENING E OF AREA. NEW COLD FRONT 
FROM 31N40W TO 29N55W. WITHIN 31N35W TO 31N59W TO 28N56W TO 
24N43W TO 25N35W TO 31N35W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT 
IN NW TO N SWELL...HIGHEST N OF 28N E OF 45W.
.24 HOUR FORECAST COLD FRONT FROM 31N38W TO 27N55W. LITTLE 
CHANGE IN CONDITIONS.
.48 HOUR FORECAST COLD FRONT FROM 30N35W TO 25N42W TO 23N50W. 
WITHIN 31N35W TO 31N48W TO 31N54W TO 29N51W TO 29N44W TO 31N35W 
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW TO N SWELL.

.ATLC WEAK LOW PRES NEAR 23N63W 1009 MB WITH TROUGH TO 24N70W 
AND TO 28N74W. WITHIN 26N65W TO 27N66W TO 27N67W TO 27N69W TO 
26N69W TO 26N67W TO 26N65W WINDS 20 KT OR LESS. SEAS TO 8 FT IN 
NE TO E SWELL.
.06 HOUR FORECAST WEAK LOW PRES NEAR 23N63W 1010 MB. WINDS 20 KT 
OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 12 HOUR FORECAST WITHIN 25N96W TO 25N97W TO 
24N98W TO 23N97W TO 24N96W TO 25N96W E TO SE WINDS 20 TO 25 KT. 
SEAS TO 8 FT.
.12 HOUR FORECAST LOW PRES INLAND NE MEXICO NEAR 26N99W 1007 MB 
WITH TROUGH NE TO JUST INLAND THE TEXAS COAST. WITHIN 28N95W TO 
28N96W TO 27N97W TO 26N96W TO 26N95W TO 27N94W TO 28N95W E WINDS 
20 TO 25 KT. SEAS 8 TO 9 FT.
.18 HOUR FORECAST TROUGH FROM 28N94W TO 22N95W. WITHIN 28N93W TO 
27N96W TO 25N97W TO 24N94W TO 26N92W TO 28N93W NE TO E WINDS 20 
TO 30 KT. SEAS 8 TO 10 FT.
.24 HOUR FORECAST TROUGH FROM 28N94W TO 22N95W. LITTLE CHANGE 
IN CONDITIONS.
.36 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF MEXICO 18 HOUR FORECAST WITHIN 22N89W TO 23N90W TO 
23N91W TO 21N91W TO 21N89W TO 22N89W NE TO E WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE. 
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

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

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.