000
FZPN03 KNHC 310331
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC SUN OCT 31 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC SUN OCT 31.
24 HOUR FORECAST VALID 0000 UTC MON NOV  1.
48 HOUR FORECAST VALID 0000 UTC TUE NOV  2.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 05N104W TO 07N107W TO 09N108W TO 10N106W TO 09N103W TO
05N104W SW WINDS 20 TO 25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 09N102W TO 08N104W TO 08N107W TO
11N106W TO 11N103W TO 09N102W WINDS 20 KT OR LESS. SEAS 8 FT
IN NW SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 15N95W TO 14N95W TO 15N96W TO 16N95W TO
15N95W...INCLUDING THE GULF OF TEHUANTEPEC...N TO NE WINDS 20
TO 25 KT. SEAS 8 FT.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.30 HOUR FORECAST WITHIN 15N94W TO 14N95W TO 14N96W TO 16N96W TO
16N94W TO 15N94W...INCLUDING THE GULF OF TEHUANTEPEC...NE WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.12 HOUR FORECAST COLD FRONT N OF AREA. WITHIN 28N139W TO 28N140W 
TO 30N140W TO 30N137W TO 28N139W SW WINDS 20 TO 25 KT. SEAS 8 TO 
9 FT.
.24 HOUR FORECAST COLD FRONT FROM 30N137W TO 28N140W. WITHIN 26N139W 
TO 26N140W TO 30N140W TO 30N132W TO 26N139W W WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT.
.48 HOUR FORECAST FRONT DISSIPATED. WITHIN 23N133W TO 20N140W TO 
30N140W TO 30N127W TO 23N133W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT
IN NW SWELL.

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

CONVECTION VALID AT 0230 UTC SUN OCT 31...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 11N86W TO 1011 MB LOW PRES NEAR 10N115W TO 
1012 MB LOW PRES NEAR 11N125W TO 1011 MB LOW PRES NEAR 10N137W. 
ITCZ FROM 10N137W TO BEYOND 09N140W. SCATTERED MODERATE FROM 08N
TO 12N AND E OF 87W...FROM 06N TO 11N BETWEEN 100W AND 122W...AND
FROM 07N TO 13N AND W OF 134W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.