North Pacific High Seas Forecast

Hurricane Warnings in Effect
North Pacific High Seas Forecast

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FZPN01 KWBC 071624
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC TUE FEB 07 2023

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS 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).

THE NWS IS PROPOSING A CHANGE TO THE HIGH SEAS TEXT FORECASTS.
FOR INFORMATION AND TO COMMENT, SEE
HTTPS://WWW.WEATHER.GOV/MEDIA/NOTIFICATION/PDF_2023_24/PNS23-05_
HIGH_SEAS_TEXT_FORECAST_CHANGE.PDF(ALL 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 1200 UTC FEB 07. 
24 HOUR FORECAST VALID 1200 UTC FEB 08.
48 HOUR FORECAST VALID 1200 UTC FEB 09.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.18 HOUR FORECAST LOW W OF AREA NEAR 36N159E 990 MB. FROM 33N
TO 36N W OF 165E WINDS 35 TO 50 KT. SEAS 10 TO 14 FT.
.24 HOUR FORECAST LOW 38N165E 985 MB. WITHIN 420 NM SE AND 360 NM
S QUADRANTS WINDS 40 TO 55 KT. SEAS 12 TO 20 FT. ELSEWHERE FROM
30N TO 42N BETWEEN 180W AND 160E WINDS 25 TO  40 KT. SEAS 9 TO 16
FT. 
.36 HOUR FORECAST LOW 43N173E 970 MB. WITHIN 90 NM SW SEMICIRCLE
WINDS 50 TO 65 KT. SEAS 20 TO 32 FT. 
.48 HOUR FORECAST LOW 47N179E 960 MB. WITHIN 180 NM SE AND 120 NM
SW QUADRANTS WINDS 50 TO 65 KT. SEAS 24 TO 46 FT. ELSEWHERE
WITHIN 300 NM S AND 240 NM W QUADRANTS WINDS 40 TO 50 KT. SEAS 14
TO 22 FT. ALSO FROM 35N TO 53N BETWEEN 163W AND 172E WINDS 25 TO
40 KT. SEAS 9 TO 18 FT.

...STORM WARNING...
.LOW 48N171E 992 MB MOVING E 15 KT. WITHIN 120 NM SW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE FROM 42N TO 50N
BETWEEN 176E AND 160E WINDS 25 TO 40 KT. SEAS 9 TO 15 FT. 
.24 HOUR FORECAST LOW 51N177W 995 MB. WITHIN 240 NM S SEMICIRCLE
WINDS 30 TO 45 KT. SEAS 14 TO 26 FT. ELSEWHERE WITHIN AN AREA
BOUNDED BY A LINE FROM 53N177W TO 44N163W TO 39N165W TO 39N177W
TO 50N176E TO 53N177W WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. 
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...STORM WARNING...
.LOW 42N168W 995 MB MOVING NE 35 KT. FROM 30N TO 45N BETWEEN 155W
AND 179E WINDS 25 TO 40 KT. SEAS 9 TO 18 FT. 
.06 HOUR FORECAST LOW 42N165W 993 MB. WITHIN 120 NM W SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 15 TO 22 FT. 
.24 HOUR FORECAST LOW 43N153W 981 MB. WITHIN 300 NM SW QUADRANT
WINDS 40 TO 50 KT. SEAS 18 TO 32 FT. ELSEWHERE WITHIN AN AREA
BOUNDED BY A LINE FROM 52N148W TO 47N130W TO 32N144W TO 33N161W
TO 42N164W TO 52N148W WINDS 25 TO 40 KT. SEAS 10 TO 20 FT. 
.48 HOUR FORECAST LOW 51N141W 985 MB. FROM 49N TO 55N BETWEEN
124W AND 133W AND FROM 45N TO 51N BETWEEN 138W AND 145W WINDS 40
TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE FROM 35N TO 59N BETWEEN
125W AND 153W WINDS 25 TO 40 KT. SEAS 9 TO 16 FT...EXCEPT S OF
52N W OF 137W SEAS 14 TO 28 FT. 

...GALE WARNING...
.LOW 52N139W 997 MB MOVING E 25 KT. FROM 45N TO 53N BETWEEN 130W
AND 150W WINDS 25 TO 40 KT. SEAS 12 TO 20 FT. ELSEWHERE FROM 42N
TO 54N BETWEEN 124W AND 155W WINDS 20 TO 30 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW INLAND AND CONDITIONS DIMINISHED.

...GALE WARNING...
.48 HOUR FORECAST LOW NW OF AREA. FROM 54N TO 59N BETWEEN 170W
AND 176E WINDS 25 TO 35 KT. SEAS TO 10 FT. 

...GALE WARNING...
.48 HOUR FORECAST LOW 40N162E 1001 MB. FROM 30N TO 41N BETWEEN
160E AND 166E WINDS 25 TO 35 KT. SEAS TO 12 FT. 

...HEAVY FREEZING SPRAY WARNING... 
.MODERATE TO HEAVY FREEZING SPRAY NE OF A LINE FROM 58N163W TO
58N170W TO 61N178W. ELSEWHERE LIGHT TO MODERATE FREEZING SPRAY N
OF 55N W OF 158W AND N OF 46N W OF 163E.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N165W TO 60N178W. ELSEWHERE LIGHT TO MODERATE FREEZING
SPRAY N OF 55N W OF 155W AND NW OF A LINE FROM 48N165E TO
46N160E.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 58N164W TO 60N178W AND N OF A LINE FROM 47N165E TO 45N160E.

.SYNOPSIS AND FORECAST.

.LOW 59N152W 993 MB MOVING NE 25 KT. WITHIN 360 NM SE AND 540 NM
SW QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW INLAND AND CONDITIONS DIMINISHED.

.LOW 55N172W 1002 MB MOVING E 20 KT. WITHIN 120 NM OF LOW CENTER
WINDS TO 25 KT. SEAS TO 12 FT. 
.24 HOUR FORECAST LOW 55N167W 1004 MB. WITHIN 180 NM NW
SEMICIRCLE WINDS TO 25 KT. SEAS TO 8 FT. 
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.FROM 33N TO 39N BETWEEN 121W AND 127W WINDS TO 25 KT. SEAS TO 10
FT. 
.24 HOUR FORECAST CONDITIONS DIMINISHED. 

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 42N TO 46N
BETWEEN 160W AND 171W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW OF A LINE FROM
44N155W TO 49N142W...FROM 39N TO 45N W OF 175E AND N OF 59N W OF
ALASKA.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 52N BETWEEN 167W AND 175E
AND FROM 49N TO 58N BETWEEN 140W AND 148W.

.HIGH 35N133W 1034 MB NEARLY STATIONARY.
.24 HOUR FORECAST HIGH 35N132W 1032 MB.
.48 HOUR FORECAST HIGH 33N130W 1027 MB. 

.HIGH 39N141W 1030 MB MOVING NE 25 KT. 
.24 HOUR FORECAST HIGH 43N127W 1032 MB. 
.48 HOUR FORECAST HIGH INLAND.

.HIGH 34N175E 1029 MB MOVING NE 25 KT. 
.24 HOUR FORECAST HIGH 35N169W 1032 MB.
.48 HOUR FORECAST HIGH 34N157W 1035 MB.

.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 TUE FEB 7.
24 HOUR FORECAST VALID 1200 UTC WED FEB  8.
48 HOUR FORECAST VALID 1200 UTC THU FEB  9.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 24N128W TO 24N140W TO 11N140W TO 10N136W TO 17N128W TO
24N128W NE TO E WINDS 20 TO 25 KT. SEAS 10 TO 13 FT. ELSEWHERE
WITHIN
13N110W TO 30N116W TO 29N140W TO 04N140W TO 03S113W TO 06N95W TO
13N110W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN NE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WITHIN 15N136W TO 18N140W TO 09N140W TO 
09N134W TO 10N131W TO 15N136W NE TO E WINDS 20 TO 25 KT. SEAS 10 
TO 12 FT. ELSEWHERE WITHIN 30N125W TO 30N140W TO 03N140W TO 
06N109W TO 30N125W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N 
SWELL.

.WITHIN 32N114W TO 31N115W TO 27N112W TO 22N109W TO 22N108W TO
26N109W TO 32N114W...INCLUDING THE GULF OF CALIFORNIA... NW TO N
WINDS 20 TO 30 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST WITHIN 27N109W TO 27N112W TO 23N110W TO
22N109W TO 22N108W TO 23N107W TO 27N109W...INCLUDING THE GULF OF
CALIFORNIA... NW TO N WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.WITHIN 11N86W TO 12N87W TO 12N90W TO 09N92W TO 09N91W TO 09N87W
TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20
TO 30 KT. SEAS 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 1500 UTC TUE FEB 7...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM NEAR 10N75W TO 03N82W TO 03N102W. ITCZ 
FROM 03N102W TO 05N125W TO BEYOND 05N140W. SCATTERED MODERATE 
FROM 05N TO 07N BETWEEN 125W AND 127W. 


.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

$$