High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 261600
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAR 26.
24 HOUR FORECAST VALID 1200 UTC MAR 27.
48 HOUR FORECAST VALID 1200 UTC MAR 28.

.WARNINGS.

...STORM WARNING...
.LOW 46N146W 998 MB MOVING NE 10 KT AND INTENSIFYING. WITHIN 300
NM E...360 NM SE...540 NM S AND 360 NM SW QUADRANTS WINDS 25 TO
35 KT. SEAS 9 TO 14 FT.  ELSEWHERE FROM 34N TO 48N BETWEEN 138W
AND 150W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 46N138W 980 MB AND
SECOND NEW LOW 50N134W 985 MB. WITHIN 360 NM S...480 NM SW AND
300 NM W QUADRANTS OF MAIN LOW...WITHIN 120 NM NW AND N OF A
FRONT FROM 48N140W TO THE SECOND LOW...WITHIN 120 NM N AND NE OF
FRONT FROM THE SECOND LOW TO 50N130W AND WITHIN 90 NM NE AND E OF
FRONT FROM 50N130W TO 49N126W WINDS 35 TO 50 KT. SEAS 13 TO 26
FT...HIGHEST SW QUADRANT OF MAIN LOW. ELSEWHERE FROM 38N TO 52N E
OF 150W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST COMBINED LOW 46N130W 988 MB. WITHIN 300 NM SE
AND S...AND BETWEEN 90 NM AND 360 NM SW QUADRANTS WINDS 30 TO 45
KT. SEAS 14 TO 26 FT...HIGHEST S AND SW QUADRANTS. ELSEWHERE FROM
36N TO 50N E OF 141W WINDS 25 TO 35 KT. SEAS 8 TO 18 FT.

...STORM WARNING...
.COMPLEX LOW WITH MAIN LOW W OF THE AREA 35N146E 993 MB AND
SECOND LOW 36N168E 1008 MB. WITHIN 180 NM S OF A FRONT FROM
37N170E TO THE SECOND LOW TO 36N165E WINDS 30 TO 40 KT. SEAS 9 TO
16 FT. ELSEWHERE S OF FRONT FROM 37N170E TO THE SECOND LOW TO
36N170E WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST COMBINED LOW 39N167E 989 MB. WITHIN 420 NM
NE...240 NM SE AND 540 NM SW QUADRANTS WINDS 35 TO 50 KT. SEAS 13
TO 24 FT...HIGHEST SW QUADRANT. ELSEWHERE WITHIN AN AREA BOUNDED
BY A LINE FROM 41N180W TO 43N169E TO 42N160E TO 30N160E TO
30N169E TO 34N180W TO 41N180W WINDS 25 TO 35 KT. SEAS 9 TO 17
FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 49N179W 982 MB.
WITHIN 300 NM E...420 NM SE AND 540 NM S QUADRANTS WINDS 30 TO 45
KT. SEAS 11 TO 22 FT.  ELSEWHERE FROM 780 NM NE...840 NM SE AND
1080 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.

...STORM WARNING...
.LOW 43N177E 1000 MB MOVING NE 20 KT. WITHIN 120 NM E...360 NM SE
AND S QUADRANTS AND WITHIN 180 NM S OF A FRONT FROM 38N175E TO
37N170E WINDS 30 TO 45 KT. SEAS 12 TO 18 FT. ELSEWHERE WITHIN 180
NM N...240 NM NE...420 NM SE...720 NM SW QUADRANTS AND 300 NM W
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.06 HOUR FORECAST LOW 44N179E 996 MB. WITHIN 180 NM E AND SE OF A
FRONT FROM 44N178W TO 42N177W TO 40N180W...WITHIN 180 NM SE AND S
OF FRONT FROM 40N180W TO 37N170E WINDS 35 TO 50 KT. SEAS 10 TO 20
FT...HIGHEST NEAR 39N179E.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 47N172W 997 MB.WITHIN
180 NM SE AND S OF A FRONT FROM 44N162W TO 42N168W TO 41N180W
WINDS 30 TO 45 KT. SEAS 10 TO 20 FT. ELSEWHERE WITHIN 360 NM
NE...720 NM SE AND 900 NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8
TO 16 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 43N145W 1010 MB.
WITHIN 360 NM SE...600 NM SW AND NW QUADRANTS WINDS 20 TO 30 KT.
SEAS 8 TO 15 FT IN MIXED SWELL

...GALE WARNING...
.COMPLEX LOW WITH MAIN LOW JUST W OF THE AREA 48N158E 992 MB
MOVING SE 15 KT AND SECOND LOW 48N168E MOVING NW 10 KT. WITHIN
300 NM SE AND 180 NM S QUADRANTS OF SECOND LOW...FROM 42N TO 47N
W OF 162E AND WITHIN 120 NM N AND NE OF A FRONT FROM 52N164E TO
THE SECOND LOW WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST FIRST LOW ABSORBED WITH LOW 47N172W DESCRIBED
ABOVE AND SECOND LOW 50N165E 994 MB. WITHIN 360 NM NE...480 NM
E...240 NM SW AND 120 NM NW QUADRANTS OF SECOND LOW WINDS TO 25
KT. SEAS 8 TO 14 FT IN MIXED SWELL...HIGHEST NEAR 51N164E.

...GALE WARNING...
.LOW 48N160W 1000 MB MOVING SE 20 KT. WITHIN 780 NM SE...660 NM
S...600 NM SW AND 180 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 9
TO 17 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 46N138W.

...GALE WARNING...
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 49N170E 994 MB. FROM
30N TO 56N W OF 180W WINDS 25 TO 35 KT. SEAS 8 TO 20 FT...HIGHEST
FROM 40N TO 47N BETWEEN 180W AND 178E. SEAS TO 10 FT N OF THE
ALEUTIAN ISLANDS.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY N OF 59N W OF 177W. ELSEWHERE
LIGHT TO MODERATE FREEZING SPRAY N AND NE OF A LINE FROM 56N156W
TO 54N164W TO 57N175E.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF LINE FROM
57N154W TO 58N171W TO 55N175W TO 56N172E.
.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
150W AND 161W...WITHIN 90 NM N AND NE OF A LINE FROM 59N178E TO
57N177W...WITHIN 120 NM N AND NE OF A LINE FROM 52N164E TO
42N178E AND FROM 41N TO 45 BETWEEN 136W AND 140W.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM NW AND N OF A LINE FROM
40N164E TO 43N175E...WITHIN 120 NM NW AND N OF A LINE FROM
50N164E TO 51N171E TO 48N179W...WITHIN 120 NM N AND NE OF A LINE
FROM 48N176W TO 45N159W AND WITHIN 90 NM NW OF A LINE FROM
45N141W TO 50N135W.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 55N BETWEEN 164W AND
174E...WITHIN 60 NM NE OF A LINE FROM 46N166W TO 42N160W AND
WITHIN 60 NM NW OF A LINE FROM 55N173W TO 58N169W.

.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 1200 UTC TUE MAR 26.
24 HOUR FORECAST VALID 1200 UTC WED MAR 27.
48 HOUR FORECAST VALID 1200 UTC THU MAR 28.

.WARNINGS.

...GALE WARNING...
.42 HOUR FORECAST N OF 15N BETWEEN 94.5W AND 95.5W...INCLUDING
GULF OF TEHUANTEPEC...N WINDS 20 TO 30 KT. SEAS BUILDING TO 8 FT.
.48 HOUR FORECAST WITHIN 15 NM OF A LINE FROM 16N95W TO 14.5N95W
N TO NE WINDS 30 TO 35 KT. SEAS 8 TO 10 FT. ELSEWHERE WITHIN 45
NM OF A LINE FROM 16N95W TO 14N96W N TO NE WINDS 20 TO 30 KT.
SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.N OF 19N BETWEEN 111W AND 123W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN NW SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.FROM 09N TO 20N W OF 130W NE TO E WINDS 20 TO 25 KT. SEAS 8 TO
9 FT. ELSEWHERE W OF A LINE FROM 30N134W TO 26N139W TO 12N122W
TO 04N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND
NW SWELL.
.24 HOUR FORECAST W OF A LINE FROM 30N125W TO 20N131W TO 12N126W
TO 04N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN MIXED NE AND
NW SWELL. FROM 04N TO 10N BETWEEN 119W AND 130W WINDS 20 KT OR
LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 05N TO 20N W OF 129W...AND FROM 05N TO
12N BETWEEN 120W AND 129W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
MIXED NE AND NW SWELL.

.FROM 18N TO 20N BETWEEN 105W AND 107W NW WINDS 20 TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST FROM 17N TO 20.5N BETWEEN 104W AND 108W...
INCLUDING WATERS NEAR CABO CORRIENTES...NW TO N WINDS 20 TO 25
KT. SEAS 8 TO 9 FT.
.36 HOUR FORECAST FROM 19N TO 23N BETWEEN 105W AND 109W...
INCLUDING WATERS NEAR CABO CORRIENTES...NW TO N WINDS 20 TO 25
KT. SEAS TO 8 FT.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.GULF OF CALIFORNIA 36 HOUR FORECAST S OF 27N NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST 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 1500 UTC TUE MAR 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

AN EQUATORIAL TROUGH EXTENDS WESTWARD FROM A 1008 MB LOW
PRESSURE LOCATED OVER NORTHERN COLOMBIA NEAR 09N95W TO 06N95W TO
05N110W TO ANOTHER 1009 MB LOW PRESSURE SITUATED NEAR 03N123W.
THE ITCZ CONTINUES FROM 03N123W TO BEYOND 01N140W. CLUSTERS OF
MODERATE TO ISOLATED STRONG CONVECTION ARE NOTED FROM 05N TO 08N
BETWEEN 110W AND 120W. SCATTERED MODERATE CONVECTION CAN BE
FOUND ELSEWHERE FROM 00N TO 06N BETWEEN 90W AND 110W... FROM 04N
TO 07N BETWEEN 120W AND 130W...AND FROM 02N TO 04N W OF 137W.



.FORECASTER GR. NATIONAL HURRICANE CENTER.

$$


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