000
FZPN03 KNHC 221545
HSFEP2

HIGH SEAS FORECAST 
NWS NATIONAL HURRICANE CENTER MIAMI FL 
1630 UTC SUN APR 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC SUN APR 22.
24 HOUR FORECAST VALID 1200 UTC MON APR 23.
48 HOUR FORECAST VALID 1200 UTC TUE APR 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.W OF LINE FROM 30N140W TO 05N125W TO 10N121W TO 19N130W TO 
28N137W TO 28N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED 
NE AND NW SWELL. 
.24 HOUR FORECAST W OF LINE FROM 07N140W TO 10N124W TO 12N126W 
TO 20N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND 
NW SWELL. 
.48 HOUR FORECAST FROM 07.5N TO 15.5N W OF 124W WINDS 20 KT OR 
LESS. SEAS TO 8 FT IN MIXED NE AND NW SWELL.

.N OF 28N BETWEEN 119W AND 131W WINDS 20 KT OR LESS. SEAS 8 TO 9 
FT IN NW SWELL.
.24 HOUR FORECAST N OF 28.5N BETWEEN 121W AND 131W WINDS 20 KT 
OR LESS. SEAS TO 8 FT IN NW SWELL.
.42 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.WITHIN 30 NM OF LINE FROM 11N86W TO 10.5N88W...INCLUDING GULF OF 
PAPAGAYO...NE WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.06 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.12 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.
.24 HOUR FORECAST WITHIN 30 NM OF LINE FROM 11N86W TO 
10.5N88W...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.
.36 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 WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST S OF 02.5S W OF 105W WINDS 20 KT OR LESS. SEAS 
8 FT IN SW SWELL.
.24 HOUR FORECAST S OF 01.5S W OF 95W WINDS 20 KT OR LESS. SEAS 
TO 8 FT IN SW SWELL.
.48 HOUR FORECAST S OF 0.05N BETWEEN 82W AND 120W WINDS 20 KT OR 
LESS. SEAS TO 9 FT IN SW SWELL...HIGHEST BETWEEN 90W AND 100W.

.42 HOUR FORECAST COLD FRONT APPROACHING AREA FROM THE NW. NW OF 
LINE FROM 30N137W TO 28N140W WINDS 20 KT OR LESS. SEAS 8 FT IN 
FRESH NW SWELL.
.48 HOUR FORECAST COLD FRONT JUST NW OF AREA. NW OF LINE FROM 
30N133W TO 25N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW 
SWELL.

.48 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14N BETWEEN 94.5W AND 
95W N WINDS 20 TO 25 KT. SEAS TO 8 FT.

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

CONVECTION VALID AT 1445 UTC SUN APR 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 10N72W TO 07N85W TO 06.5N99W. ITCZ CONTINUES FROM 
06.5N99W TO 07.5N107W TO 04N124W TO 07N134W TO BEYOND 06N140W. 
SCATTERED MODERATE TO STRONG CONVECTION FROM 04N TO 09N BETWEEN 
75W AND 98W...FROM 05N TO 13N BETWEEN 108W AND 123W...AND WITHIN 
150 NM N AND 90 NM S OF ITCZ W OF 124W.

$$
.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.