North Pacific High Seas Forecast

FZPN01 KWBC 241556
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI APR 24 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 1200 UTC APR 24. 
24 HOUR FORECAST VALID 1200 UTC APR 25.
48 HOUR FORECAST VALID 1200 UTC APR 26.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.18 HOUR FORECAST LOW W OF AREA 45N174E 985 MB AND RAPIDLY
INTENSIFYING. WITHIN AN AREA BOUNDED BY A LINE FROM 40N180W TO
45N175W TO 47N180W TO 40N180W WINDS 35 TO 45 KT. SEAS 2.5 TO 5 M.

.24 HOUR FORECAST LOW W OF AREA 47N178E 972 MB. WITHIN 360 NM NE
AND 540 NM SE QUADRANTS WINDS 30 TO 45 KT. SEAS 3 TO 6 M.
ELSEWHERE WITHIN 480 NM NE AND 660 NM SE QUADRANTS WINDS 20 TO 30
KT. SEAS 2.5 TO 5 M.
.30 HOUR FORECAST LOW 50N180W 959 MB. WITHIN 240 NM SE QUADRANT
WINDS 40 TO 55 KT. SEAS 4 TO 7 M. 
.36 HOUR FORECAST LOW 51N179W 950 MB. WITHIN 180 NM S SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 7 TO 10 M. ELSEWHERE WITHIN 300 NM S
SEMICIRCLE AND 90 NM N OF A LINE FROM 53N180W TO 53N170W WINDS 40
TO 55 KT. SEAS 4 TO 8 M. 
.48 HOUR FORECAST LOW 54N174W 955 MB. WITHIN 300 NM S SEMICIRCLE
WINDS 40 TO 55 KT. SEAS 8 TO 12 M. ELSEWHERE WITHIN 720 NM N AND
900 NM S SEMICIRCLES WINDS 25 TO 40 KT. SEAS 3 TO 6 M. ALSO N OF
38N W OF 155W WINDS TO 25 KT. SEAS TO 3 M. 

...GALE WARNING...
.LOW 50N172W 1004 MB MOVING NE 25 KT. FROM 41N TO 49N W OF 163W
WINDS 25 TO 35 KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST LOW 55N159W 1010 MB. WITHIN 180 NM OF LOW
CENTER WINDS 20 TO 30 KT. SEAS TO 3 M.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.LOW 62N178W 995 MB MOVING NW 10 KT. BETWEEN 360 NM AND 540 NM S
AND WITHIN 540 NM SW QUADRANTS AND S OF THE ALEUTIAN ISLANDS N OF
50N BETWEEN 163W AND 171W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. 
.24 HOUR FORECAST LOW W OF THE AREA AND CONDITIONS DIMINISHED. 

.FROM 45N TO 60N BETWEEN 143W AND 152W AREA OF S WINDS 20 TO 30
KT. SEAS 2.5 TO 5 M.
.24 HOUR FORECAST CONDITIONS DIMINISHED. 

.FROM 39N TO 56N BETWEEN 126W AND 135W AREA OF NW TO N WINDS TO
25 KT. SEAS TO 3.5 M. 
.24 HOUR FORECAST FROM 46N TO 56N BETWEEN 128W AND 136W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 3 M. 
.48 HOUR FORECAST FROM 40N TO 56N BETWEEN 127W AND 136W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 90 N AND NE
OF A LINE FROM 55N155W TO 60N144W AND IN THE BERING SEA WITHIN
180 NM N AND NE OF A LINE FROM 53N168W TO 57N176W. 
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM
55N157W TO 52N161W AND FROM 46N TO 49N W OF 174W. 
.48 HOUR FORECAST DENSE FOG IN THE BERING SEA N OF 52N W OF 173W
AND WITHIN 180 NM N AND NE OF A LINE FROM 56N172W TO 53N158W. 

.LIGHT FREEZING SPRAY WITHIN 60 NM NW OF A LINE FROM 55N173E TO
59N179W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY WITHIN 90 NM NW OF A LINE
FROM 57N177E TO 59N175W. 
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER KREKELER. 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 1200 UTC FRI APR 24.
24 HOUR FORECAST VALID 1200 UTC SAT APR 25.
48 HOUR FORECAST VALID 1200 UTC SUN APR 26.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 10N128W TO 13N130W TO 15N138W TO 09N138W TO 06N133W TO
06N129W TO 10N128W WINDS 20 KT OR LESS. SEAS 2.5 M IN N SWELL. 
.24 HOUR FORECAST 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 1515 UTC FRI APR 24...

.SCATTERED MODERATE WITHIN 60 NM OF 12N121W AND WITHIN 30 NM OF
11N124W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM 07N78W TO 09N91W TO 07N102W TO 08N112W.
ITCZ EXTENDS FROM 08N112W TO 07N125W TO 05N132W TO 04N140W.
SCATTERED MODERATE WITHIN 120 NM N OF THE ITCZ BETWEEN 125W AND
132W. SCATTERED MODERATE WITHIN 60 NM OF TROUGH BETWEEN 85W AND
88W.


.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.

$$