FZPN01 KWBC 150418
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC WED APR 15 2026

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

SECURITE

PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0000 UTC APR 15.
24 HOUR FORECAST VALID 0000 UTC APR 16.
48 HOUR FORECAST VALID 0000 UTC APR 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COMPLEX LOW WITH MEAN CENTER INLAND 54N125W 996 MB. WITHIN 960
NM SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 3.5 M.
.24 HOUR FORECAST LOW INLAND 49N116W 1004 MB. WITHIN 1020 NM SW
AND 840 NM NW QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW DISSIPATED. FROM 30N TO 45N BETWEEN 116W
AND 130W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.LOW 38N164W 1010 MB. WITHIN 660 NM NE AND 840 NM SE QUADRANTS
WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 41N157W 1012 MB. WITHIN 600 NM NE AND 780
NM SE QUADRANTS WINDS TO 25 KT. SEAS TO 2.5M.
.48 HOUR FORECAST LOW 44N148W 1012 MB. WITHIN 360 NM NE AND 780
NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3 M.

.LOW W OF AREA NEAR 60N176E 998 MB MOVING SW 10 KT. WITHIN 720 NM
SE QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST LOW 55N174E 1002 MB. WITHIN 480 NM NE AND 840
NM SE QUADRANTS WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.
.48 HOUR FORECAST LOW 57N180W 1010 MB. WITHIN 180 NM NW...300 NM
NE...840 NM SE AND 360 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 3
M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 36N TO 45N
BETWEEN 153W AND 170W AND FROM 49N TO 60N W OF 160W.
.24 HOUR FORECAST DENSE FOG FROM 52N TO 59N BETWEEN 140W AND 143W
AND FROM 32N TO 40N BETWEEN 148W AND 155W AND FROM 45N TO 55N
BETWEEN 158W AND 165W AND N OF 55N W OF 170W.
.48 HOUR FORECAST DENSE FOG FROM 55N TO 59N BETWEEN 141W AND 150W
AND FROM 38N TO 45N BETWEEN 140W AND 150W.

.LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 58N158W TO
60N178W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 60N W OF
170W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 57NW W OF
170W.

.FORECASTER HOLLEY. OCEAN PREDICTION CENTER.

NWS NATIONAL HURRICANE CENTER MIAMI FL

E PACIFIC FROM THE EQUATOR TO 30N E OF 140W AND 03.4S TO THE
EQUATOR E OF 120W

SYNOPSIS VALID 0000 UTC WED APR 15.
24 HOUR FORECAST VALID 0000 UTC THU APR 16.
48 HOUR FORECAST VALID 0000 UTC FRI APR 17.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 11N86.5W TO 11N87W TO 11.5N87W TO 10.5N87W TO 10.5N86.5W
TO 11N86.5W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20
TO 25 KT. SEAS LESS THAN 2.5 M. WITHIN 09.5N89W TO 09.5N90W TO
09N91.5W TO 08.5N91.5W TO 08.5N90W TO 09.5N89W WINDS 20 KT OR
LESS. SEAS 2.5 M IN NE SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 03S97W TO 03S99.5W TO 03.4S101.5W TO 03.4S95W TO 03S97W
WINDS 20 KT OR LESS. SEAS 2.5 M IN MIXED SW AND SE SWELL.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0200 UTC WED APR 15...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS FROM 09.5N74W TO 02N82W TO 04N92W TO
03.5N106W. ITCZ EXTENDS FROM 03.5N108W TO 04.5N126W TO 03N135W
TO BEYOND 04N140W. SOUTHERN HEMISPHERIC ITCZ EXTENDS FROM
03.4S95W TO 02.5N99W TO 03.4S108W TO 02.5S112W TO BEYOND 03S120W.
SCATTERED MODERATE ISOLATED STRONG CONVECTION S OF 04N BETWEEN
80W AND 97W. NUMEROUS MODERATE TO STRONG CONVECTION FROM 04N TO
06.5N BETWEEN 89W AND 107W. SCATTERED MODERATE ISOLATED STRONG
CONVECTION IS NOTED FROM 03.5N TO 09.5N BETWEEN 117W AND 140W.


.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

$$