North Pacific High Seas Forecast

Hurricane Warnings in Effect
North Pacific High Seas Forecast

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FZPN01 KWBC 202218
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC MON JAN 20 2025

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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 N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT 
TO 50N 160E

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 1800 UTC JAN 20. 
24 HOUR FORECAST VALID 1800 UTC JAN 21.
48 HOUR FORECAST VALID 1800 UTC JAN 22.

.WARNINGS.

...STORM WARNING...
.LOW W OF AREA NEAR 42N152E 1008 MB MOVING NE 35 KT. W OF A LINE
FROM 30N170E TO 40N161E TO 40N170E TO 55N170E WINDS 20 TO 30 KT.
SEAS TO 11 FT.
.06 HOUR FORECAST LOW W OF AREA NEAR 43N154E 1002 MB. W AND N OF
A LINE FROM 48N172E TO 40N165E TO 30N167E WINDS 25 TO 40 KT. SEAS
8 TO 13 FT.
.12 HOUR FORECAST LOW W OF AREA NEAR 45N158E 996 MB. WITHIN 420
NM SE AND E QUADRANTS WINDS 35 TO 50 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 48N166E 986 MB.
WITHIN 360 NM E...480 NM SE...AND 240 NM SW QUADRANTS WINDS 35 TO
50 KT. SEAS 10 TO 22 FT...HIGHEST S OF CENTER. ELSEWHERE FROM 30N
TO 47N W OF 178W...AND N OF 47N W OF 176W WINDS 25 TO 35 KT. SEAS
9 TO 17 FT.
.48 HOUR FORECAST COMBINED LOW 53N179E 982 MB. WITHIN 300 NM
W...240 NM S...AND 540 NM SE QUADRANTS WINDS 35 TO 50 KT. SEAS 10
TO 28 FT...HIGHEST S OF CENTER. ELSEWHERE FROM 44N TO 61N W OF
164W WINDS 25 TO 35 KT. SEAS 9 TO 21 FT...HIGHEST FROM 45N TO 52N
BETWEEN 17W AND 172E.

...STORM WARNING...
.48 HOUR FORECAST NEW LOW 36N163E 988 MB. WITHIN 300 NM N...600
NM NE...300 NM SE...240 NM SW AND W...AND BETWEEN 420 NM AND 780
NM E QUADRANTS WINDS 35 TO 50 KT. SEAS 10 TO 20 FT. ELSEWHERE
FROM 30N TO 44N W OF 170W WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.LOW 50N172W 983 MB MOVING SE 25 KT. WITHIN 360 NM NW...420 NM
W...AND 660 NM SW AND S QUADRANTS WINDS 30 TO 45 KT. SEAS 12 TO
26 FT...HIGHEST W OF CENTER. ELSEWHERE FROM 30N TO 50N BETWEEN
160W AND 172E...AND FROM 50N TO 60N BETWEEN 168W AND 176E WINDS
25 TO 35 KT. SEAS 9 TO 22 FT...HIGHEST S OF CENTER.
.24 HOUR FORECAST LOW 48N160W 995 MB. FROM 40N TO 50N BETWEEN
150W AND 177W WINDS 25 TO 40 KT. SEAS 10 TO 25 FT...HIGHEST SW OF
CENTER. ELSEWHERE FROM 30N TO 40N BETWEEN 155W AND 176W WINDS 20
TO 30 KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 59N158W
DESCRIBED BELOW.

...GALE WARNING...
.LOW 49N160W 997 MB MOVING N 15 KT. WITHIN 360 NM E AND 720 NM SE
QUADRANTS WINDS 30 TO 45 KT. SEAS 8 TO 16 FT. ELSEWHERE WITHIN
600 NM N...480 NM NE AND E...AND 900 NM SE QUADRANTS WINDS 25 TO
35 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 55N162W 987 MB. WITHIN 180 NM NE AND E OF A
LINE FROM 51N140W TO 57N155W...AND FROM 50N TO 56N BETWEEN 163W
AND 171W WINDS 30 TO 45 KT. SEAS 10 TO 19 FT. ELSEWHERE FROM 50N
TO 62N BETWEEN 136W AND 174W...AND FROM 44N TO 50N BETWEEN 136W
AND 150W WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.
.48 HOUR FORECAST LOW 59N158W 1000 MB. FROM 50N TO 60N E OF 164W
WINDS 20 TO 30 KT. SEAS 9 TO 17 FT. ELSEWHERE FROM  44N TO 50N
BETWEEN 143W AND 163W WINDS TO 25 KT. SEAS 8 TO 15 FT.

...GALE WARNING...
.FROM 30N TO 36N BETWEEN 135W AND 150W WINDS 25 TO 35 KT. SEAS 9
TO 17 FT. 
.24 HOUR FORECAST FROM 30N TO 34N BETWEEN 135W AND 150W WINDS TO
25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST CONDITIONS ABSORBED BY LOW 33N155W DESCRIBED
BELOW.

...GALE WARNING...
.12 HOUR FORECAST FROM 30N TO 34N E OF 121W AREA OF NE WINDS 25
TO 35 KT. SEAS TO 10 FT.
.24 HOUR FORECAST CONDITIONS DIMISHED.

...GALE WARNING...
.48 HOUR FORECAST NEW LOW 33N155W 1005 MB. WITHIN 420 NM W AND N
QUADRANTS WINDS 30 TO 45 KT. SEAS 9 TO 18 FT. ELSEWHERE FROM 30N
TO 44N BETWEEN 144W AND 168W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.LOW 60N146W 1014 MB MOVING NE 05 KT. N OF 56N BETWEEN 136W AND
145W WINDS TO 25 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW DISSIPATED INLAND. CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY 1 NM OR LESS W OF A LINE FROM
48N172E TO 53N176W TO 58N177E..N OF 53N BETWEEN 160W AND
170W...AND FROM 56N TO 59N BETWEEN 150W AND 155W.
.24 HOUR FORECAST DENSE FOG N OF 47N W OF 180W...N OF 57N BETWEEN
161W AND 170W..AND FROM 52N TO 57N BETWEEN 153W AND 165W.
.48 HOUR FORECAST DENSE FOG FROM 51N TO 60N BETWEEN 167W AND
174E...N AND NE OF A LINE FROM 57N158W TO 63N172W...AND WITHIN
300 NM W OF A LINE FROM 40N171E TO 47N177E.

.LIGHT TO MODERATE FREEZING SPRAY NW OF A LINE FROM 57N178E TO
60N166W
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 57N
BETWEEN 167W AND 177W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 59N
BETWEEN 164W AND 177W...AND W AND N OF A LINE FROM 49N163E TO
56N176E.

.FORECASTER EHRBAR. 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 1800 UTC MON JAN 20.
24 HOUR FORECAST VALID 1800 UTC TUE JAN 21.
48 HOUR FORECAST VALID 1800 UTC WED JAN 22.

.WARNINGS.

...STORM WARNING...
.WITHIN 15N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 
15N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 25 TO 35 KT.
SEAS 12 TO 14 FT. ELSEWHERE...WITHIN 16N94W TO 16N96W TO 14N97W 
TO 12N97W TO 12N95W TO 13N94W TO 16N94W N TO NE WINDS 20 TO 30 
KT. SEAS 10 TO 13 FT. REMAINDER OF AREA...WITHIN 14N94W TO 16N95W
TO 15N97W TO 12N98W TO 12N95W TO 14N94W NE WINDS 20 TO 25 KT. 
SEAS 8 TO 10 FT.
.24 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 30 
KT. SEAS 8 TO 11 FT.
.30 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N96W TO 14N96W TO
14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 30 TO 40 KT. SEAS 10 TO 12 FT. 
ELSEWHERE...WITHIN 15N93W TO 16N94W TO 16N95W TO 14N96W TO 13N96W
TO 14N94W TO 15N93W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.36 HOUR FORECAST WITHIN 16N94.5W TO 16N95W TO 15N95.5W TO 
15N95W TO 15N94.5W TO 16N94.5W...INCLUDING THE GULF OF 
TEHUANTEPEC...N WINDS 40 TO 50 KT. SEAS 15 TO 24 FT. ELSEWHERE...
WITHIN 16N94W TO 16N95W TO 14N96W TO 12N96W TO 13N94W TO 14N94W 
TO 16N94W N TO NE WINDS 30 TO 40 KT. SEAS 12 TO 18 FT. REMAINDER 
OF AREA...WITHIN 15N93W TO 16N95W TO 13N98W TO 11N99W TO 11N96W 
TO 13N93W TO 15N93W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST WITHIN 14N94W TO 16N94W TO 16N95W TO 13N97W TO
12N96W TO 13N95W TO 14N94W...INCLUDING THE GULF OF 
TEHUANTEPEC...N TO NE WINDS 30 TO 45 KT. SEAS 18 TO 25 FT. 
ELSEWHERE...WITHIN 16N94W TO 15N98W TO 10N100W TO 09N95W TO 
11N93W TO 16N94W NE WINDS 25 TO 30 KT. SEAS 12 TO 20 FT. 
REMAINDER OF AREA...WITHIN 13N92W TO 16N94W TO 14N99W TO 11N102W 
TO 09N97W TO 10N94W TO 13N92W NE WINDS 20 TO 25 KT. SEAS 8 TO 12 
FT.

...GALE WARNING...
.03 HOUR FORECAST WITHIN 31N114W TO 32N114W TO 32N115W TO 
31N115W TO 30N115W TO 30N114W TO 31N114W...INCLUDING THE GULF OF 
CALIFORNIA...NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.12 HOUR FORECAST WITHIN 31N113W TO 31N114W TO 30N115W TO 
30N114W TO 30N113W TO 31N113W...INCLUDING THE GULF OF 
CALIFORNIA..NW TO N WINDS 25 TO 35 KT. SEAS 8 TO 10 FT. 
ELSEWHERE...WITHIN 31N114W TO 31N115W TO 30N115W TO 28N113W TO 
28N112W TO 31N114W NW TO N WINDS 20 TO 30 KT. SEAS LESS THAN 8 
FT.
.24 HOUR FORECAST WITHIN 31N114W TO 31N115W TO 30N115W TO 
30N114W TO 30N113W TO 31N114W...INCLUDING THE GULF OF 
CALIFORNIA...N WINDS 25 TO 35 KT. SEAS 8 TO 11 FT. ELSEWHERE... 
WITHIN 29N112W TO 31N114W TO 30N115W TO 29N113W TO 25N111W TO 
26N110W TO 29N112W NW TO N WINDS 20 TO 30 KT. SEAS LESS THAN 8 
FT.
.30 HOUR FORECAST WITHIN 31N114W TO 30N115W TO 28N113W TO 
24N110W TO 25N110W TO 28N111W TO 31N114W...INCLUDING THE GULF OF 
CALIFORNIA...NW TO N WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST WITHIN 31N113W TO 31N114W TO 28N112W TO 
25N110W TO 26N110W TO 28N112W TO 31N113W...INCLUDING THE GULF OF 
CALIFORNIA... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 27N117W TO 29N116W TO 29N121W TO 27N118W TO 24N116W TO
26N114W TO 27N117W...INCLUDING SEBASTIAN VIZCAINO BAY AND WITHIN
60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN W TO NW
SWELL.
.24 HOUR FORECAST WITHIN 29N114W TO 30N116W TO 29N118W TO 
26N119W TO 23N110W TO 26N115W TO 29N114W...INCLUDING SEBASTIAN 
VIZCAINO BAY AND WITHIN 60 NM OF SHORE...NE WINDS 20 TO 30 KT. 
SEAS 8 TO 10 FT.
.48 HOUR FORECAST WITHIN 25N118W TO 26N120W TO 26N121W TO 
25N121W TO 25N119W TO 25N118W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN N SWELL.

.WITHIN 30N137W TO 30N140W TO 28N140W TO 28N138W TO 29N137W TO
30N137W E WINDS 20 TO 30 KT. SEAS 11 TO 13 FT. ELSEWHERE...WITHIN
20N129W TO 22N133W TO 30N140W TO 18N134W TO 11N136W TO 14N127W 
TO 20N129W E WINDS 20 TO 25 KT. SEAS 9 TO 11 FT. REMAINDER OF
AREA...WITHIN 17N123W TO 30N140W TO 01N140W TO 09N120W TO 
17N123W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 22N131W TO 30N135W TO 30N140W TO 
11N140W TO 06N119W TO 08N117W TO 22N131W E WINDS 20 TO 25 KT. 
SEAS 8 TO 11 FT.
.48 HOUR FORECAST WITHIN 24N135W TO 16N140W TO 07N136W TO 
07N122W TO 10N122W TO 24N135W WINDS 20 KT OR LESS. SEAS 8 TO 10 
FT IN N SWELL.

.03 HOUR FORECAST WITHIN 11N87W TO 11N88W TO 10N88W TO 10N86W TO
11N87W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

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

CONVECTION VALID AT 2100 UTC MON JAN 20...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH EXTENDS FROM 07N78W TO 06N90W. ITCZ FROM 06N90W 
TO 04N115W TO 09N140W. SCATTERED MODERATE FROM 02N TO 07N AND 
EAST OF 98W AND FROM 10N TO 16N W OF 130W.


.FORECASTER KONARIK. NATIONAL HURRICANE CENTER.

$$