High Seas Forecast
Issued by NWS

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071
FZPN01 KWBC 291605
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC MON APR 29 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

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 APR 29.
24 HOUR FORECAST VALID 1200 UTC APR 30.
48 HOUR FORECAST VALID 1200 UTC MAY 01.

.WARNINGS.

...STORM WARNING...
.LOW 48N169E 984 MB MOVING N 30 KT AND INTENSIFYING WILL SLOW
AND TURN E AFTER 24 HOURS. WITHIN 360 NM S AND SE QUADRANTS
WINDS 35 TO 50 KT. SEAS 10 TO 19 FT. ELSEWHERE N OF 31N W OF
179E WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.24 HOUR FORECAST LOW 52N168E 972 MB. WITHIN 360 NM NE AND 300
NM S AND SW QUADRANTS WINDS 35 TO 50 KT. SEAS 14 TO 24 FT.
ELSEWHERE WITHIN 540 NM NE...960 NM SE...660 NM S AND SW...AND
180 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 11 TO 22 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 51N177E 1001 MB.
WITHIN 300 NM S QUADRANT WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
ELSEWHERE N OF 43N BETWEEN 170E AND 154W WINDS 20 TO 30 KT. SEAS
8 TO 16 FT.

...GALE WARNING...
.FROM 31N TO 35N E OF 123W N TO NW WINDS 25 TO 35 KT. SEAS 9 TO
14 FT. ELSEWHERE FROM 30N TO 40N E OF 128W N TO NW WINDS 20 TO
30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST FROM 32N TO 39N BETWEEN 120W AND 123W N TO NW
WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. ELSEWHERE FROM 30N TO 41N
BETWEEN 118W AND 128W N TO NW WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 33N TO 40N BETWEEN 120W AND 125W N TO NW
WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 30N TO 41N
BETWEEN 118W AND 129W N TO NW WINDS 20 TO 30 KT. SEAS 8 TO 13
FT.
...GALE WARNING...
.LOW 52N135W 1001 MB MOVING SE 15 KT. WITHIN 120 NM OF LOW
CENTER...EXCEPT 180 NM S AND SW QUADRANTS WINDS 25 TO 40 KT.
SEAS 9 TO 17 FT. ELSEWHERE FROM 42N TO 56N BETWEEN 128W AND 146W
WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 47N126W 1017 MB. WITHIN 180 NM SW
SEMICIRCLE WINDS 20 TO 30 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED INLAND. CONDITIONS DIMINISHED.

...GALE WARNING...
.48 HOUR FORECAST LOW W OF AREA NEAR 48N157E 985 MB. FROM 36N TO
50N W OF 167E WINDS 30 TO 45 KT. SEAS 14 TO 21 FT. ELSEWHERE W
OF A LINE FROM 32N167E TO 39N173E TO 51N164E WINDS 25 TO 35 KT.
SEAS 8 TO 17 FT.

.SYNOPSIS AND FORECAST.

.LOW 51N163W 1010 MB MOVING NE 15 KT. WITHIN 180 NM N SEMICIRCLE
AND WITHIN 180 NM E OF A FRONT FORM THE LOW TO 42N153W WINDS TO
25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST COMPLEX LOW WITH ONE CENTER 52N157W 1009 MB
AND A SECOND NEW CENTER 49N148W 1013 MB. WITHIN 180 NM W
SEMICIRCLE OF FIRST CENTER...AND WITHIN 180 NM NE AND 300 NM SE
QUADRANTS OF SECOND CENTER WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST COMBINED LOW 51N138W 1007 MB. WITHIN 240 NM S
SEMICIRCLE AND WITHIN 180 NM N AND NE OF A LINE FROM 54N145W TO
THE LOW WINDS 20 TO 30 KT. SEAS TO 10 FT.

.LOW 35N165W 1011 MB MOVING E 10 KT. WITHIN 180 NM NW QUADRANT
AND FROM 30N TO 38N BETWEEN 154W AND 160W WINDS TO 25 KT. SEAS
TO 9 FT.
.24 HOUR FORECAST LOW 36N164W 1013 MB. WITHIN 240 NM E QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 56N
BETWEEN 165W AND 159W...FROM 40N TO 46N BETWEEN 155W AND
163W...AND FROM 46N TO 53N BETWEEN 165E AND 172E.
.24 HOUR FORECAST DENSE FOG FROM 38N TO 44N BETWEEN 153W AND
162W...FROM 50N TO 53N BETWEEN 175E AND 165E.
.48 HOUR FORECAST DENSE FOG N OF 49N BETWEEN 179W AND
162W...FROM 41N TO 45N BETWEEN 158W AND 144W...AND FROM 37N TO
50N W OF 162E.

.LIGHT FREEZING SPRAY N OF 58N BETWEEN 170W AND 177W.
.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 57N BETWEEN 166W AND
177W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 58N172W TO 60N179W.


.FORECASTER MUSONDA. 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 1200 UTC MON APR 29.
24 HOUR FORECAST VALID 1200 UTC TUE APR 30.
48 HOUR FORECAST VALID 1200 UTC WED MAY  1.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N117W TO 30N127W TO 27N126W TO 25N123W TO 26N119W TO
30N117W N WINDS 20 TO 25 KT. SEAS 8 TO 12 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 30N117W TO 30N130W TO 27N130W TO
24N125W TO 25N118W TO 30N117W N WINDS 20 TO 25 KT. SEAS 8 TO 12
FT IN N SWELL.
.48 HOUR FORECAST WITHIN 30N117W TO 30N133W TO 24N132W TO
23N122W TO 27N117W TO 30N117W N WINDS 20 TO 25 KT. SEAS 8 TO 11
FT IN N SWELL.

.WITHIN 16N125W TO 24N140W TO 06N140W TO 10N120W TO 16N125W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.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 MON APR 29...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 10N90W TO 08N100W. ITCZ FROM
08N100W TO 07N110W TO 08N120W...AND FROM 06N130W TO 05N140W.
SCATTERED MODERATE TO ISOLATED STRONG FROM 05N TO 10N BETWEEN
96W AND 102W...AND WITHIN 90 NM EITHER SIDE OF THE ITCZ BETWEEN
105W AND 115W. SCATTERED MODERATE WITHIN 90 NM EITHER SIDE OF
THE ITCZ BETWEEN 120W AND 125W AND W OF 130W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.