High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 260953
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC TUE MAR 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAR 26.
24 HOUR FORECAST VALID 0600 UTC MAR 27.
48 HOUR FORECAST VALID 0600 UTC MAR 28.

.WARNINGS.

...STORM WARNING...
.LOW 44N148W 1006 MB MOVING NE 15 KT AND RAPIDLY INTENSIFYING.
FROM 36N TO 44N BETWEEN 143W AND 153W WINDS 20 TO 30 KT. SEAS 10
TO 14 FT.
.24 HOUR FORECAST LOW 47N141W 980 MB. WITHIN 240 NM W AND S
SEMICIRCLES...ALSO FROM 39N TO 46N BETWEEN 135W AND 152W...AND
FROM 48N TO 51N BETWEEN 134W AND 142W WINDS 30 TO 45 KT. SEAS 12
TO 23 FT.
.36 HOUR FORECAST LOW 46N136W 980 MB. WITHIN 240 NM SW QUADRANT
WINDS 35 TO 50 KT. SEAS 15 TO 24 FT.
.48 HOUR FORECAST LOW 46N133W 984 MB. FROM 38N TO 47N BETWEEN
128W AND 141W WINDS 30 TO 45 KT. SEAS 15 TO 25 FT.

...STORM WARNING...
.24 HOUR FORECAST LOW 49N134W 989 MB. WITHIN 240 NM E
QUADRANT...AND WITHIN 180 NM N AND NE OF A LINE FROM 49N134W TO
47N130W TO 43N130W WINDS 30 TO 45 KT. SEAS 9 TO 16 FT.
.30 HOUR FORECAST LOW 50N134W 984 MB. WITHIN 120 NM N AND NE OF
A LINE FROM 50N134W TO 50N131W TO 48N127W WINDS 35 TO 50 KT.
SEAS 10 TO 18 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH
LOW 46N133W.

...STORM WARNING...
.24 HOUR FORECAST LOW 38N162E 990 MB. WITHIN 240 NM S AND 300 NM
SW QUADRANTS WINDS 35 TO 50 KT. SEAS 12 TO 20 FT. ELSEWHERE W OF
A LINE FROM 40N170E TO 34N170E TO 30N160E WINDS 25 TO 40 KT.
SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW 47N178E 984 MB. WITHIN AN AREA BOUNDED BY
48N177E...46N170W...44N170W...36N179W...35N174E...45N175E
...48N177E WINDS 30 TO 45 KT. SEAS 12 TO 21 FT. ELSEWHERE FROM
30N TO 42N BETWEEN 165E AND 175E...ALSO S OF 40N W OF 165E WINDS
20 TO 30 KT. SEAS 9 TO 15 FT.

...GALE WARNING...
.LOW 41N171E 1003 MB MOVING NE 30 KT. FRONT EXTENDS FROM CENTER
TO 40N174E TO 37N172E TO 36N167E. WITHIN 180 NM E AND SE OF
FRONT WINDS 25 TO 40 KT. SEAS 9 TO 15 FT.
.24 HOUR FORECAST LOW 47N176W 995 MB. FRONT WILL EXTEND FROM
CENTER TO 46N170W TO 45N168W TO 41N175W TO 40N180W TO 39N170E.
WITHIN 300 NM S AND SE OF FRONT...ALSO WITHIN 180 NM S
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 10 TO 19 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 38N TO 43N BETWEEN 148W
AND 153W WINDS 25 TO 35 KT. SEAS 10 TO 14 FT.

...GALE WARNING...
.LOW 48N162W 998 MB MOVING E 25 KT. FROM 39N TO 47N BETWEEN 160W
AND 170W WINDS 25 TO 35 KT. SEAS 10 TO 17 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH
LOW 47N141W.

...GALE WARNING...
.LOW 46N168E 1000 MB MOVING N 20 KT. WITHIN 120 NM NE AND E OF A
LINE FROM 51N162E TO 50N166E TO 45N168E WINDS 25 TO 35 KT. SEAS
TO 11 FT.
.24 HOUR FORECAST LOW 51N166E 993 MB. WITHIN 120 NM NW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 46N163E 1000 MB. FROM 39N TO 47N W OF 165E
WINDS 25 TO 35 KT. SEAS TO 12 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 50N170E 993 MB. WITHIN 240 NM N AND 180 NM
NW QUADRANTS WINDS 25 TO 35 KT. SEAS TO 11ND FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF A LINE FROM 59N179E TO
57N176W TO 58N171W...ALSO N OF 56N BETWEEN 161W AND 167W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 56N W OF
171W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 55N W OF
170W.

.SYNOPSIS AND FORECAST.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 56N BETWEEN
157W AND 161W...ALSO N OF 58N W OF 178W...AND FROM 46N TO 51N
BETWEEN 164E AND 169E.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM N AND NE OF A LINE
FROM 45N165W TO 47N170W TO 47N177E.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 52N BETWEEN 176W AND
176E.

.FORECASTER SHAW. OCEAN PREDICTION CENTER.

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 0600 UTC TUE MAR 26.
24 HOUR FORECAST VALID 0600 UTC WED MAR 27.
48 HOUR FORECAST VALID 0600 UTC THU MAR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 10N138W TO 11N138W TO 11N140W TO 09N140W TO 10N138W NE
TO E WINDS 20 TO 25 KT. SEAS 10 TO 12 FT IN N TO NE SWELL.
ELSEWHERE WITHIN 21N111W TO 29N115W TO 24N140W TO 03N140W TO
11N124W TO 21N111W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20
KT OR LESS. SEAS 8 TO 10 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 20N130W TO 28N130W TO 30N140W TO
03N140W TO 07N118W TO 20N130W WINDS 20 KT OR LESS. SEAS 8 TO 10
FT IN NW TO N SWELL.
.48 HOUR FORECAST WITHIN 13N125W TO 20N130W TO 21N140W TO
05N140W TO 05N120W TO 10N119W TO 13N125W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW TO N SWELL.

.WITHIN 19N105W TO 20N106W TO 18N107W TO 17N106W TO 17N104W TO
19N105W...INCLUDING WATERS NEAR CABO CORRIENTES...NW WINDS 20 TO
25 KT. SEAS 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 15N95W TO 15N94W TO
16N94W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT.
SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 0800 UTC TUE MAR 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

EQUATORIAL TROUGH AXIS EXTENDS FROM 08N82W TO 05N110W TO 00N132W.
ITCZ AXIS EXTENDS FROM 00N132W TO BEYOND 02N140W. SCATTERED
MODERATE FROM 03N TO 09N BETWEEN 90W AND 126W.

$$

.FORECASTER CHAN. NATIONAL HURRICANE CENTER.


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