000
FZPN03 KNHC 101504
HSFEP2

HIGH SEAS FORECAST
NWS NATIONAL HURRICANE CENTER MIAMI FL
1630 UTC WED APR 10 2019

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 WED APR 10.
24 HOUR FORECAST VALID 1200 UTC THU APR 11.
48 HOUR FORECAST VALID 1200 UTC FRI APR 12.

.WARNINGS.

...GALE WARNING...
.GULF OF CALIFORNIA COLD FRONT FROM 29N112W TO 29N113.5W. N OF
30N W OF 113.5W NW TO N WINDS 25 TO 35 KT. SEAS 8 TO 10 FT.
ELSEWHERE N OF FRONT NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.03 HOUR FORECAST GULF OF CALIFORNIA DISSIPATING COLD FRONT FROM
28.5N112W TO 27.5N113W. N OF FRONT NW TO N WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT N OF 29N.
.12 HOUR FORECAST GULF OF CALIFORNIA COLD FRONT DISSIPATED. FROM
24N TO 29N W OF 109W NW TO N WINDS 20 TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA S OF 27N NW TO N WINDS 20 TO
25 KT. SEAS TO 8 FT.
.30 HOUR FORECAST GULF OF CALIFORNIA WINDS 20 KT OR LESS. SEAS 
LESS THAN 8 FT.
.39 HOUR FORECAST GULF OF CALIFORNIA TROUGH FROM 31.5N113.5W TO 
30.5N115W. S OF TROUGH TO 29.5N W OF 113.5W SW TO W WINDS 20 TO 
30 KT. SEAS LESS THAN 8 FT.
.42 HOUR FORECAST GULF OF CALIFORNIA TROUGH FROM 31.5N113.5W TO 
30.5N115W. S OF TROUGH TO 29.5N SW TO W WINDS 25 TO 35 KT. SEAS 
LESS THAN 8 FT. ELSEWHERE S OF TROUGH TO 28N SW WINDS 20 TO 25 
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY 30N115W TO 30N140W TO 16N140W TO 19N126W 
TO 24N115W TO 30N115W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 16 FT
IN NW TO N SWELL...EXCEPT N TO NE SWELL W OF 123W...HIGHEST NEAR
29N119W. ELSEWHERE WITHIN AREA BOUNDED BY 27N115W TO 19N126W TO 
16N140W TO 04N140W TO 07N101W TO 27N115W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N118W TO 30N140W TO 
14N140W TO 19N125W TO 30N118W N TO NE WINDS 20 TO 25 KT. SEAS 10 
TO 15 FT IN NW TO N SWELL...EXCEPT N TO NE SWELL W OF 124W. 
ELSEWHERE WITHIN AREA BOUNDED BY 30N116W TO 17N128W TO 12N140W 
TO 06N140W TO 09N117W TO 08N101W TO 30N116W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT PRIMARILY IN NW SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 29N115W TO 30N130W TO
28N140W TO 16N140W TO 19N126W TO 29N115W NE TO E WINDS 20 TO 25
KT...EXCEPT NW TO N 20 TO 30 KT E OF 128W. SEAS 10 TO 14 FT IN N
TO NE SWELL...EXCEPT 10 TO 16 FT IN NW TO N SWELL E OF 128W.
ELSEWHERE WITHIN AREA BOUNDED BY 28N115W TO 20N125W TO 29N140W 
TO 18N128W TO 06N140W TO 16N108W TO 28N115W WINDS 20 KT OR LESS. 
SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.

.S OF 05N BETWEEN 98W AND 112W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN MIXED SW AND NW SWELL.
.24 HOUR FORECAST S OF 04N BETWEEN 94W AND 117W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN MIXED SW AND NW SWELL.
.48 HOUR FORECAST S OF 01S W OF 110W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN MIXED SW AND NW SWELL.

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

CONVECTION VALID AT 1500 UTC WED APR 10...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM 08N83W TO 06N95W. ITCZ AXIS EXTENDS 
FROM 06N95W TO 08N110W TO 05N125W TO 04N140W. SCATTERED MODERATE 
ISOLATED STRONG FROM 04N TO 09N BETWEEN 80W AND 88W...FROM 03N TO
07N BETWEEN 105W AND 109W...FROM 08N TO 12N BETWEEN 111W AND 
117W...FROM 05N TO 10N BETWEEN 126W AND 134W...AND FROM 04N TO 
07N W OF 137W.

$$
.FORECASTER LEWITSKY. NATIONAL HURRICANE CENTER.