High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 232220
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC SAT MAR 23 2024

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

FROM APRIL 1 TO OCTOBER 15, DUE TO THE CLIMATOLOGY OF THE NORTH
PACIFIC, HIGH SEAS FORECASTS WILL ONCE AGAIN INCLUDE ALL
FORECASTS OF WINDS 20 TO 30 KNOTS AND SEAS 8 FEET OR GREATER.
ALSO, PLEASE SEE HTTPS://OCEAN.WEATHER.GOV/PROPOSED_HIGH_SEAS
_TROPICAL.PHP FOR A PROPOSAL, AND A REQUEST FOR COMMENTS, TO
INCREASE READABILITY OF THE HIGH SEAS FORECAST (WEB ADDRESS
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 MAR 23.
24 HOUR FORECAST VALID 1800 UTC MAR 24.
48 HOUR FORECAST VALID 1800 UTC MAR 25.

.WARNINGS.

...GALE WARNING...
.LOW 49N177W 979 MB DRIFTING E. WITHIN 360 NM N OF A LINE FROM
42N179E TO 40N174W TO 44N160W WINDS 30 TO 45 KT. SEAS 14 TO 26
FT...HIGHEST NEAR 44N174W. ELSEWHERE FROM 40N TO 50N BETWEEN 160W
AND 163E AND FROM 50N TO 59N W OF 170W WINDS 25 TO 35 KT. SEAS 10
TO 22 FT...EXCEPT SEAS TO 12 FT N OF THE ALEUTIAN ISLANDS.
.24 HOUR FORECAST LOW 49N175W 987 MB. FROM 47N TO 50N BETWEEN
160W AND 170W AND WITHIN 120 NM S SEMICIRCLE WINDS 30 TO 40 KT.
SEAS 14 TO 23 FT. ELSEWHERE FROM 44N TO 50N BETWEEN 160W AND
170W...FROM 37N TO 50N BETWEEN 170W AND 180W AND WITHIN 840 NM SW
AND 720 NM W QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
51N169W DESCRIBED BELOW.

...GALE WARNING...
.LOW 54N163W 978 MB MOVING NW 05 KT. WITHIN 180 NM N AND NE OF A
LINE FROM 58N161W TO 56N154W TO 49N148W WINDS 30 TO 40 KT. SEAS 9
TO 17 FT...HIGHEST NEAR 54N153W. ELSEWHERE FROM 40N TO 60N
BETWEEN 144W AND 160W...AND N OF THE ALEUTIAN ISLANDS FROM 52N TO
62N BETWEEN 158W AND 170E WINDS 25 TO 35 KT. SEAS 9 TO 16
FT...EXCEPT TO 12 FT N OF THE ALEUTIAN ISLANDS.
.24 HOUR FORECAST LOW 56N166W 982 MB. WITHIN 240 NM W OF A LINE
FROM 55N171W TO 59N168W AND FROM 48N TO 50N BETWEEN 154W AND 160W
WINDS 30 TO 40 KT. SEAS 12 TO 23 FT...HIGHEST NEAR 48N158W. SEAS
9 TO 17 N OF THE ALEUTIAN ISLANDS. ELSEWHERE FROM 44N TO 52N
BETWEEN 139W AND 160W...FROM 58N TO 60N BETWEEN 142W AND
153W...INCLUDING THE SHELIKOF STRAIT...AND N OF THE ALEUTIAN
ISLANDS N OF 52N BETWEEN 165W AND 171E WINDS 25 TO 35 KT. SEAS 8
TO 16 FT...EXCEPT TO 12 FT IN SHELIKOF STRAIT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 51N169W AND SECOND
NEW LOW 47N169W 997 MB. WITHIN 420 NM S AND SW QUADRANTS OF
SECOND LOW WINDS 30 TO 40 KT. SEAS 12 TO 21 FT. ELSEWHERE WITHIN
360 NM NE...600 NM S...720 NM SW...W AND 360 NM NW QUADRANTS OF
SECOND LOW AND FROM 50N TO 55N BETWEEN 140W AND 160W AND WITHIN
480 NM N AND 600 NM NW QUADRANTS OF MAIN LOW WINDS 25 TO 35 KT.
SEAS 8 TO 15 FT...EXCEPT TO 12 FT N OF THE ALEUTIAN ISLANDS.

...GALE WARNING...
.LOW 45N126W 996 MB MOVING SE 10 KT. WITHIN 180 NM W OF A LINE
FROM 32N128W TO 44N128W WINDS 25 TO 35 KT. SEAS 9 TO 16
FT...HIGHEST NEAR 43N130W. ELSEWHERE FROM 30N TO 47N BETWEEN 123W
AND 136W WINDS 20 TO 30 KT. SEAS 8 TO 14 FT IN MIXED SWELL.
.24 HOUR FORECAST LOW DISSIPATED INLAND. FROM 30N TO 42N E OF
130W AREA OF NW WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.30 HOUR FORECAST FROM 30N TO 36N E OF 122W AREA OF NW WINDS 25
TO 35 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST FROM 30N TO 36N E OF 123W AREA OF NW WINDS 20
TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 35N174W 1012 MB MOVING NE 40 KT. WITHIN 480 NM SW AND 600 NM
W QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 18 FT.
.24 HOUR FORECAST LOW 42N162W 1012 MB. WITHIN 180 NM FROM THE LOW
WINDS LESS THAN 25 KT. SEAS 12 TO 18 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 47N169W.

...HEAVY FREEZING SPRAY WARNING...
.LIGHT TO MODERATE FREEZING SPRAY N AND NE OF A LINE FROM 57N165W
TO 57N172W TO 59N180W AND NW OF A LINE FROM 51N167E TO 55N174E.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N168W TO 57N171W TO 60N178W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N AND NE OF A LINE FROM 56N166W TO 56N172W TO
58N177E.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 57N164W TO 57N170W TO 60N179W. ELSEWHERE LIGHT TO MODERATE
FREEZING SPRAY N AND NE OF A LINE FROM 54N163W TO 54N175W TO
57N175E.

.SYNOPSIS AND FORECAST.

.WITHIN 300 NM E AND SE OF A FRONT FROM 40N157W TO 30N177W AREA
OF S TO SW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT...HIGHEST N OF 38N
.24 HOUR FORECAST WITHIN 300 NM E AND SE OF A FRONT FROM 30N171W
TO 39N160W AND WITHIN 300 NM SE AND S OF FRONT FROM 39N160W TO
41N151W TO 40N140W AREA OF SW TO W WINDS 20 TO 30 KT. SEAS 8 TO
12 FT.
.48 HOUR FORECAST WITHIN 240 NM E AND SE OF A FRONT FROM 32N164W
TO 39N155W...WITHIN 180 NM SE AND S OF FRONT FROM 39N155W TO
42N146W AREA OF SW TO W WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 43N BETWEEN
148W AND 156W...INCLUDING COOK INLET...N OF A LINE FROM 55N163W
TO 53N169W...WITHIN 60 NM N OF A LINE FROM 51N162W TO 49N174W AND
FROM 46N TO 55N BETWEEN 176W AND 173E.
.24 HOUR FORECAST DENSE FOG N OF 54N BETWEEN 140W AND 152W...N OF
50N BETWEEN 161W AND 173W...FROM 46N TO 50N BETWEEN 179E AND
173E.
.48 HOUR FORECAST DENSE FOG N OF 53N BETWEEN 149W AND 157W...N OF
53N BETWEEN 160W AND 166W...N OF 59N W OF 174W...FROM 41N TO 43N
BETWEEN 142W AND 147W AND N OF 46N W OF 167E.

.FORECASTER FUTTERMAN. 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 SAT MAR 23.
24 HOUR FORECAST VALID 1800 UTC SUN MAR 24.
48 HOUR FORECAST VALID 1800 UTC MON MAR 25.

.WARNINGS.

...GALE WARNING...
.06 HOUR FORECAST WITHIN 31N113W TO 31N115W TO 30N115W TO
29N113W TO 28N113W TO 28N112W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA...SW TO W WINDS 25 TO 35 KT. SEAS TO 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 31N113W TO 32N115W TO 30N115W TO
27N111W TO 29N113W TO 31N113W...INCLUDING THE GULF OF
CALIFORNIA...W WINDS 20 TO 30 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.SYNOPSIS AND FORECAST.

.WITHIN 30N124W TO 30N140W TO 26N138W TO 25N133W TO 26N129W TO
30N124W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL. WITHIN
24N132W TO 26N140W TO 17N140W TO 22N132W TO 24N132W NE WINDS 20
TO 25 KT. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST WITHIN 29N115W TO 30N126W TO 30N140W TO
23N132W TO 23N121W TO 24N116W TO 29N115W WINDS 20 KT OR LESS.
SEAS 9 TO 11 FT IN NW TO N SWELL. WITHIN 30N116W TO 30N125W TO
28N121W TO 28N117W TO 29N115W TO 30N116W...INCLUDING SEBASTIAN
VIZCAINO BAY... NW WINDS 20 TO 25 KT. SEAS 10 TO 12 FT. WITHIN
20N124W TO 25N140W TO 02N140W TO 06N130W TO 12N132W TO 20N124W NE
WINDS 20 TO 25 KT. SEAS 8 TO 10 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 30N116W TO 30N134W TO 25N132W TO 20N124W
TO 19N110W TO 20N108W TO 30N116W...INCLUDING NEAR CABO CORRIENTES
AND THE GULF OF CALIFORNIA AND SEBASTIAN VIZCAINO BAY AND WITHIN
60 NM OF SHORE...WINDS 20 KT OR LESS. SEAS 10 TO 12 FT. WITHIN
18N118W TO 24N133W TO 25N140W TO 03N140W TO 13N122W TO 18N118W NE
WINDS 20 TO 25 KT. SEAS 8 TO 11 FT.

.WITHIN 08N121W TO 11N126W TO 13N140W TO 02N140W TO 03N129W TO
08N121W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO NE SWELL.
.09 HOUR FORECAST CONDITIONS MERGED WITH SECTION ABOVE.

.03 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO
15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...NW WINDS
20 TO 25 KT. SEAS LESS THAN 8 FT.
.18 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

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

CONVECTION VALID AT 2150 UTC SAT MAR 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
A SURFACE TROUGH EXTENDS OFF THE COAST OF PANAMA NEAR 08N82W TO
05N110W TO 00N129W. THE ITCZ CONTINUES FROM 00N129W TO 01S140W.
SCATTERED MODERATE FROM 03N TO 09N E OF 90W...AND FROM 03N TO
11N BETWEEN 100W AND 123W.


.FORECASTER RAMOS. NATIONAL HURRICANE CENTER.

$$


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