000
FZPN03 KNHC 310233
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
0430 UTC TUE OCT 31 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 TUE OCT 31.
24 HOUR FORECAST VALID 0000 UTC WED NOV 01.
48 HOUR FORECAST VALID 0000 UTC THU NOV 02.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.S OF A LINE FROM 18N140W TO 18N133W TO 14N125W TO 25N115W TO 
14N106W TO 04N112W TO 03.4S112W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.
.24 HOUR FORECAST S OF A LINE FROM 00N127W TO 12N110W TO 07N95W 
TO 03.4S105W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. 
.48 HOUR FORECAST FROM 00N TO 09N BETWEEN 97W AND 115W WINDS 20 
KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. S OF 02S BETWEEN 96W AND 
107W WINDS 20 KT OR LESS. SEAS 8 FT IN NW SWELL.

.GULF OF CALIFORNIA N OF 29.5N S TO SW WINDS 20 TO 25 KT. SEAS 
LESS THAN 8 FT.
.12 HOUR FORECAST LITTLE CHANGE.
.18 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.

CONVECTION VALID AT 0200 UTC TUE OCT 31...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM 11N86W TO 1010 MB LOW PRESSURE 
NEAR 11N93W TO A SECOND 1011 MB LOW PRESSURE NEAR 13N104W TO 
11N112W TO A THIRD 1010 MB LOW PRESSURE NEAR 12N122W TO 10N129W.
THE ITCZ CONTINUES FROM 10N129W TO BEYOND 09N140W. SCATTERED 
MODERATE IS FROM 12N TO 15N BETWEEN 100W AND 105W. SCATTERED 
MODERATE ISOLATED STRONG IS FROM 08N TO 14N BETWEEN 118W AND 
125W, AND WITHIN ABOUT 90 NM SOUTH OF THE ITCZ BETWEEN 130W AND 
135W.

$$
.FORECASTER GR. NATIONAL HURRICANE CENTER.