000
FZPN03 KNHC 182017
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
2230 UTC TUE MAR 18 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC TUE MAR 18.
24 HOUR FORECAST VALID 1800 UTC WED MAR 19.
48 HOUR FORECAST VALID 1800 UTC THU MAR 20.

.WARNINGS.

...GALE WARNING...
.39 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW TO N WINDS 20 TO
30 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST LITTLE CHANGE...EXCEPT WINDS TO 35 KT AND SEAS
BUILDING TO 8 FT.
.48 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 15N96W TO 14N95W TO
14N94W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC 
...N TO NE WINDS 30 TO 40 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN
16N94W TO 14N95W TO 16N96W TO 14N96W TO 12N96W TO 14N94W TO 
16N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.

.SYNOPSIS AND FORECAST.

.DISSIPATING COLD FRONT FROM 28N110.5W TO 27.5N113.5W. WITHIN
28N111W TO 30N113W TO 29N113W TO 28N113W TO 26N111W TO 28N111W
...INCLUDING THE GULF OF CALIFORNIA...NW TO N WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FRONT DISSIPATED. WITHIN 26N109W TO 28N111W TO
29N113W TO 27N112W TO 22N109W TO 22N108W TO 26N109W...INCLUDING 
THE GULF OF CALIFORNIA...NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 10
FT.
.48 HOUR FORECAST LITTLE CHANGE.

.DISSIPATING COLD FRONT FROM 27.5N113.5W TO 23N127W. WITHIN 
30N116W TO 30N120W TO 27N120W TO 22N117W TO 25N115W TO 25N112W TO
30N116W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF 
SHORE...NW TO N WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN NW SWELL...
HIGHEST NEAR 30N119W. ELSEWHERE WITHIN 17N128W TO 22N117W TO 
28N120W TO 24N140W TO 06N139W TO 09N120W TO 17N128W NE TO E WINDS
20 TO 25 KT. SEAS 8 TO 12 FT IN MIXED NE AND NW SWELL...HIGHEST
NE PART. REMAINDER OF AREA WITHIN 30N121W TO 24N140W TO 17N128W
TO 04N140W TO 03N122W TO 17N126W TO 30N121W WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST COLD FRONT DISSIPATED. WITHIN 14N118W TO 
30N126W TO 24N140W TO 04N140W TO 00N126W TO 08N97W TO 14N118W 
...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN 60 NM OF SHORE... 
WINDS 20 KT OR LESS. SEAS 8 TO 12 FT IN MIXED NE AND NW SWELL...
HIGHEST NEAR 26N117.5W.
.48 HOUR FORECAST WITHIN 30N117W TO 24N140W TO 04N140W TO 
06N117W TO 04N106W TO 30N117W...INCLUDING WITHIN 60 NM OF 
SHORE...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW
SWELL.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 30 KT. SEAS 8 TO 11 FT. ELSEWHERE WITHIN 15N94W TO 14N102W TO
10N104W TO 07N102W TO 06N99W TO 08N94W TO 15N94W WINDS 20 KT OR 
LESS. SEAS 8 TO 11 FT IN NE SWELL.
.24 HOUR FORECAST CONDITIONS IMPROVE IN THE TEHUANTEPEC REGION. 
WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN 11N86W TO 12N87W TO 11N90W TO 09N91W TO 08N89W TO 11N86W
...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25 KT. 
SEAS 8 TO 9 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE...EXCEPT SEAS LESS THAN 8 FT.

.WITHIN 07N79W TO 08N80W TO 05N83W TO 04N83W TO 04N81W TO 06N79W
TO 07N79W...INCLUDING THE GULF OF PANAMA AND NEAR THE AZUERO
PENINSULA...N TO NE WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.

.WITHIN 01S108W TO 01S115W TO 01S120W TO 03.4S120W TO 03.4S104W
TO 01S108W WINDS 20 KT OR LESS. SEAS 8 FT IN MERGING SW AND NW 
SWELL.
.24 HOUR FORECAST WITHIN 03S94W TO 03S106W TO 01S110W TO 
03.4S117W TO 03.4S93W TO 03S94W WINDS 20 KT OR LESS. SEAS 8 FT 
IN MERGING N TO NE AND SW SWELL.
.48 HOUR FORECAST WITHIN 01S98W TO 01S103W TO 03.4S105W TO 
03.4S95W TO 01S98W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED
SWELL.

.45 HOUR FORECAST DISSIPATING STATIONARY FRONT JUST N OF AREA. 
WITHIN 30N136W TO 30N140W TO 28N140W TO 29N138W TO 30N136W WINDS 
20 KT OR LESS. SEAS 8 FT IN NW SWELL.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 1940 UTC TUE MAR 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 07.5N78W TO 07.5N86W. ITCZ FROM 07.5N86W TO 
02S115W TO 03.5N140W. SCATTERED MODERATE FROM 02N TO 07.5N 
BETWEEN 78W AND 83W...FROM 03N TO 08N BETWEEN 83W AND 90.5W... 
FROM 06N TO 10N BETWEEN 104W AND 109W...FROM 03.4S TO 01S BETWEEN
109W AND 120W...FROM 00.5N TO 03N BETWEEN 120W AND 126W...AND 
FROM 03N TO 05N BETWEEN 134.5W AND 140W. 

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.