000
FZPN03 KNHC 041603
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC SUN APR 4 2021

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 SUN APR 4.
24 HOUR FORECAST VALID 1200 UTC MON APR  5.
48 HOUR FORECAST VALID 1200 UTC TUE APR  6.

.WARNINGS.

...GALE WARNING...
.WITHIN 15N95W TO 14N95W TO 15N96W TO 16N95W TO 
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO 
40 KT. SEAS 10 TO 12 FT. ELSEWHERE... WITHIN 12N95W TO 11N97W TO 
13N97W TO 16N95W TO 14N94W TO 12N95W N TO NE WINDS 25 TO 30 KT. 
SEAS 10 TO 12 FT. REMAINDER OF AREA...WITHIN 08N90W TO 03N96W TO 
03N103W TO 07N114W TO 16N95W TO 08N90W NE TO E WINDS 20 TO 30 KT.
SEAS 8 TO 10 FT.
.09 HOUR FORECAST WITHIN 15N95W TO 15N96W TO 16N96W TO 16N94W TO
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 30 TO 35 
KT. SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 11N97W TO 11N99W TO 
13N97W TO 16N95W TO 14N94W TO 11N97W N TO NE WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. REMAINDER OF AREA...WITHIN 03N95W TO 02N103W TO 
10N106W TO 11N100W TO 16N94W TO 03N95W WINDS 20 KT OR LESS. SEAS 
8 TO 10 FT IN E SWELL.
.24 HOUR FORECAST WITHIN 15N94W TO 15N96W TO 16N95W TO 16N94W TO
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35 
KT. SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 14N94W TO 12N95W TO 
12N96W TO 16N95W TO 14N94W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 9
FT.
.30 HOUR FORECAST WITHIN 14N95W TO 12N96W TO 14N96W TO 16N95W TO
16N94W TO 14N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE 
WINDS 20 TO 30 KT. SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 13N94W TO 
11N96W TO 11N97W TO 16N95W TO 16N94W TO 13N94W WINDS 20 KT OR 
LESS. SEAS 8 TO 9 FT IN SE SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE.

.SYNOPSIS AND FORECAST.

.WITHIN 07N117W TO 03N121W TO 05N140W TO 10N140W TO 14N128W TO
07N117W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 05N117W TO 09N128W TO 07N135W TO 
12N135W TO 11N121W TO 05N117W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN N SWELL.
.48 HOUR FORECAST WITHIN 08N136W TO 08N137W TO 09N138W TO 
09N135W TO 09N135W TO 08N136W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN MIXED SWELL.

.WITHIN 10N86W TO 08N89W TO 10N89W TO 11N88W TO 11N86W TO
10N86W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT. ELSEWHERE...WITHIN 10N86W TO 08N89W TO 09N90W 
TO 11N90W TO 12N86W TO 10N86W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN SW SWELL.
.24 HOUR FORECAST WITHIN 09N88W TO 09N89W TO 10N89W TO 11N86W TO
09N88W...INCLUDING THE GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. 
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST WITHIN 10N86W TO 11N88W TO 11N87W TO 11N86W TO
10N86W...INCLUDING THE GULF OF PAPAGAYO...NE TO E WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.

.WITHIN 04N81W TO 04N82W TO 04N82W TO 06N81W TO 05N80W TO 04N81W
N TO NE WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE.

.WITHIN 28N115W TO 30N116W TO 30N115W TO 29N115W TO 28N115W NW 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 28N115W TO 29N116W TO 28N117W TO 
30N116W TO 29N115W TO 28N115W NW TO N WINDS 20 TO 25 KT. SEAS TO 
8 FT.
.48 HOUR FORECAST WITHIN 29N115W TO 29N116W TO 30N116W TO 
29N115W NW WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.COLD FRONT FROM 30N135W TO 22N140W. WITHIN 29N139W TO 29N140W 
TO 30N140W TO 30N138W TO 29N139W W WINDS 20 TO 25 KT. SEAS 9 TO 
11 FT. ELSEWHERE...WITHIN 29N139W TO 28N140W TO 30N140W TO 
30N138W TO 29N139W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW 
SWELL.
.09 HOUR FORECAST COLD FRONT FROM 30N134W TO 21N140W. WITHIN 
29N139W TO 29N140W TO 30N140W TO 30N138W TO 29N139W WINDS 20 KT 
OR LESS. SEAS 11 TO 13 FT IN NW SWELL. ELSEWHERE...WITHIN 28N138W
TO 26N140W TO 30N140W TO 30N136W TO 28N138W WINDS 20 KT OR LESS.
SEAS 8 TO 11 FT IN W TO NW SWELL.
.24 HOUR FORECAST STATIONARY FRONT FROM 30N132W TO 20N140W. 
WITHIN 29N139W TO 29N140W TO 30N140W TO 30N138W TO 29N139W WINDS 
20 KT OR LESS. SEAS 11 TO 13 FT IN NW SWELL. ELSEWHERE...WITHIN 
27N135W TO 23N140W TO 30N140W TO 30N134W TO 27N135W WINDS 20 KT 
OR LESS. SEAS 8 TO 11 FT IN NW SWELL.
.30 HOUR FORECAST DISSIPATING STATIONARY FRONT FROM 30N132W TO 
20N140W. WITHIN 26N134W TO 22N138W TO 22N140W TO 30N140W TO 
30N134W TO 26N134W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NW 
SWELL.
.48 HOUR FORECAST STATIONARY FRONT DISSIPATED. WITHIN 20N135W TO
21N138W TO 18N140W TO 30N140W TO 25N136W TO 20N135W WINDS 20 KT 
OR LESS. SEAS 8 TO 10 FT IN NW SWELL.

.24 HOUR FORECAST WITHIN 07N96W TO 05N100W TO 06N103W TO 11N101W
TO 10N96W TO 07N96W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.45 HOUR FORECAST CONDITIONS IMPROVE. 

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

CONVECTION VALID AT 1200 UTC SUN APR 4...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ AXIS EXTENDS FROM 04N98W TO 03N125W TO 02N140W. SCATTERED 
MODERATE FROM 02N TO 05N BETWEEN 100W AND 108W.


$$
.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.