000
FZPN03 KNHC 230912
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1030 UTC MON APR 23 2018

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MON APR 23.
24 HOUR FORECAST VALID 0600 UTC TUE APR 24.
48 HOUR FORECAST VALID 0600 UTC WED APR 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.W OF LINE FROM 21N140W TO 15N131W TO 11N130W TO 09N140W WINDS 
20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL. 
.24 HOUR FORECAST W OF LINE FROM 17N140W TO 13N128W TO 09N131W 
WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL. 
.48 HOUR FORECAST W OF LINE FROM 17N140W TO 14N128W TO 11N130W TO 
09N137W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL. 

.N OF 28.5N BETWEEN 122W AND 130W WINDS 20 KT OR LESS. SEAS 8 FT 
IN NW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 10.5N TO 11.5N E OF 88W...INCLUDING GULF OF PAPAGAYO...NE 
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 10.5N TO 11.5N E OF 87.5W...INCLUDING 
GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST FROM 10.5N TO 11.5N E OF 87.5W...INCLUDING 
GULF OF PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.S OF 02S W OF 100W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST S OF 00N W OF 85W WINDS 20 KT OR LESS. SEAS 8 
TO 9 FT IN SW SWELL.
.48 HOUR FORECAST S OF 00N W OF 90W WINDS 20 KT OR LESS. SEAS 8 
FT IN SW SWELL.

.24 HOUR FORECAST COLD FRONT APPROACH 30N140W. N OF 29N W OF 139W 
WINDS 20 KT OR LESS. SEAS 8 FT IN FRESH NW SWELL.
.48 HOUR FORECAST WEAKENING COLD FRONT FROM 30N135W TO BEYOND 
27N140W. NW OF FRONT WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW 
SWELL.

.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94.5W 
AND 95W N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.36 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 0845 UTC MON APR 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 10N73W TO 09N80W TO 06N87W TO 05N95W. ITCZ CONTINUES 
FROM 05N95W TO 06N113W TO BEYOND 05N140W. SCATTERED MODERATE 
ISOLATED STRONG FROM 03N TO 10N BETWEEN 76W AND 87W AND WITHIN 
AREA BOUNDED BY 11N109W TO 15N116W TO 05N131W TO 05N108W TO 
11N109W. SCATTERED MODERATE FROM 08N TO 12N W OF 130W.

$$
.FORECASTER MCELROY. NATIONAL HURRICANE CENTER.