000
FZPN03 KNHC 281511
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC TUE MAR 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 1200 UTC TUE MAR 28.
24 HOUR FORECAST VALID 1200 UTC WED MAR 29.
48 HOUR FORECAST VALID 1200 UTC THU MAR 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 07N TO 15N W OF 135W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 
9 FT. ELSEWHERE W OF A LINE FROM 21N140W TO 14N118W TO 06N116W 
TO 04N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NW AND 
NE SWELL.
.24 HOUR FORECAST W OF A LINE FROM 18N140W TO 19N131W TO 05N140W 
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NW AND NE SWELL.
.48 HOUR FORECAST FROM 07N TO 14N W OF 135W NE TO E WINDS 20 TO 
25 KT. SEAS 8 FT. ELSEWHERE W OF A LINE FROM 18N140W TO 08N132W 
TO 06N140W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NW AND NE 
SWELL.

.FROM 10N TO 11.5N E OF 90W...INCLUDING THE GULF OF PAPAGAYO... 
NE TO E WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10N TO 11.5N E OF 90W...INCLUDING THE 
GULF OF PAPAGAYO...NE TO E WINDS 20 TO 30 KT. SEAS BUILDING TO 8 
FT.
.48 HOUR FORECAST WITHIN 120 NM OF A LINE FROM 11N86W TO 10N91W 
NE TO E WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.24 HOUR FORECAST N OF 15N BETWEEN 95.5W AND 96.5W...INCLUDING 
THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO 30 KT. SEAS 
BUILDING TO 8 FT. 
.48 HOUR FORECAST WITHIN 15 NM OF A LINE FROM 16N95W TO 14.5N95W 
TO 12.5N96W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 
30 KT. SEAS 8 TO 10 FT.

.30 HOUR FORECAST COLD FRONT FROM 30N120W TO 25N130W TO 25N140W.
N OF FRONT WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.36 HOUR FORECAST COLD FRONT FROM 31N114W TO 23N130W TO 23N140W. 
N OF FRONT WINDS 20 KT OR LESS. SEAS 8 TO 13 FT IN N SWELL... 
HIGHEST N OF 29N BETWEEN 125W AND 130W.
.48 HOUR FORECAST COLD FRONT FROM 31N113W TO 22N130W TO 22N140W.
N OF FRONT WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN N SWELL... 
EXCEPT 12 TO 14 FT N OF 29N BETWEEN 121W AND 129W.

.42 HOUR FORECAST GULF OF CALIFORNIA FROM 30N TO 31N SW TO W 
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.42 HOUR FORECAST WITHIN 30N OF A LINE FROM 08N79W TO 06N80W TO 
04N81W...INCLUDING THE GULF OF PANAMA AND NEAR THE AZUERO 
PENINSULA...N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 1500 UTC TUE MAR 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

A SURFACE TROUGH EXTENDS FROM NORTHERN COLOMBIA NEAR 10N75W TO 
05N82W TO 05N92W. THE ITCZ CONTINUES FROM 05N92W TO 07N106W TO 
04N120W TO 02N140W. SCATTERED MODERATE AND ISOLATED STRONG 
CONVECTION IS NOTED FROM 02N TO 06N BETWEEN 110W AND 120W, AND 
FROM 01N TO 06N BETWEEN 120W AND 134W. A SECOND AND ACTIVE ITCZ 
IS SOUTH OF THE EQUATOR.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.