National Weather Service National Headquarters

• Home
• Site Map
• News
• Organization
• Search for: NWS All NOAA 

000
FZPN02 KWBC 222325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC MON APR 22 2024

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC APR 22.
24 HOUR FORECAST VALID 1800 UTC APR 23.
48 HOUR FORECAST VALID 1800 UTC APR 24.

.WARNINGS.

...STORM WARNING...
.LOW 54N176E 973 MB MOVING E 10 KT. BETWEEN 120 NM AND 360 NM
S...240 NM AND 420 NM SW AND WITHIN 120 NM NW QUADRANTS AND
WITHIN 240 NM N AND NE OF A LINE FROM 56N180W TO 52N169W WINDS 30
TO 45 KT. SEAS 14 TO 23 FT...HIGHEST SW QUADRANT. ELSEWHERE
WITHIN 660 NM NE...600 NM SE...BETWEEN 120 NM AND 540 NM SW
QUADRANTS AND WITHIN 600 NM E AND SE OF A FRONT FROM 50N171W TO
42N177W TO 36N173E WINDS 25 TO 35 KT. SEAS 8 TO 16 FT.
.12 HOUR FORECAST LOW NEAR 54N179E 970 MB. WITHIN 300 NM SE...360
NM S AND BETWEEN 120 NM AND 420 NM SW QUADRANTS WINDS 35 TO 50
KT. SEAS 12 TO 27 FT...HIGHEST SW QUADRANT.
.24 HOUR FORECAST COMBINED LOW 55N179W 968 MB. WITHIN 240 NM
NE...480 NM SW AND 360 NM W QUADRANTS WINDS 30 TO 40 KT. SEAS 12
TO 24 FT...HIGHEST SW QUADRANT. ELSEWHERE WITHIN 360 NM NE...480
NM SE...720 NM SW AND 240 NM NW QUADRANTS AND WITHIN 300 NM NE
AND E OF A LINE FROM 58N166W TO 51N155W WINDS 20 TO 30 KT. SEAS 8
TO 16 FT.
.48 HOUR FORECAST LOW 58N177W 978 MB. BETWEEN 120 NM AND 480 NM
SW QUADRANT WINDS 25 TO 40 KT. SEAS 9 TO 16 FT. ELSEWHERE WITHIN
180 NM NE...660 NM SE AND 780 NM SW QUADRANTS AND WITHIN 240 NM N
AND NE OF A LINE FROM 46N172E TO 47N160E WINDS 20 TO 30 KT. SEAS
8 TO 14 FT IN MIXED SWELL.

...GALE WARNING...
.LOW 53N146W 1000 MB MOVING SE 15 KT. BETWEEN 90 NM AND 300 NM
NE...90 NM AND 420 NM SE...60 NM AND 180 NM NW QUADRANTS AND
BETWEEN 60 NM AND 180 NM SW SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8
TO 14 FT...HIGHEST NEAR 52N147W. ELSEWHERE WITHIN 420 NM NE...540
NM SE AND 300 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 52N136W 1003 MB. WITHIN 180 NM SE
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 9 TO 15 FT. ELSEWHERE FROM 47N
TO 57N E OF 143W WINDS TO 25 KT. SEAS TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

...GALE WARNING...
.LOW 40N125W 1009 MB NEARLY STATIONARY. FROM 39N TO 43N E OF 128W
WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE FROM 35N TO 45N E OF
130W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 40N125W 1011 MB. WITHIN 180 NM W OF A LINE
FROM 45N125W TO THE LOW TO 38N126W WINDS 20 TO 30 KT. SEAS TO 11
FT.
.48 HOUR FORECAST LOW 37N124W 1016 MB. WITHIN 90 NM W OF A LINE
FROM 35N125W TO 38N125W WINDS TO 25 KT. SEAS TO 8 FT.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST LOW 48N148W 1006 MB. WITHIN 300 NM SE AND S
QUADRANTS AND WITHIN 180 NM SE AND S OF A LINE FROM 46N150W TO
35N174W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 180 NM S AND SW OF A
LINE FROM 48N132W TO 43N149W AREA OF SW WINDS TO 25 KT. SEAS TO 8
FT.

.24 HOUR FORECAST NEW LOW 39N169E 1008 MB. WITHIN 180 NM W
SEMICIRCLE AND WITHIN 120 NM SE AND S OF A LINE FROM 42N169W TO
36N175E WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 40N179E 1008 MB. WITHIN 300 NM NW OF A LINE
FROM 39N177W TO 34N175E AND WITHIN 60 NM N OF A LINE FROM 33N179W
TO 32N176E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT...HIGHEST NEAR LOW
CENTER.

.48 HOUR FORECAST NEW LOW 55N156W 1003 MB. FROM 53N TO 56N
BETWEEN 153W AND 159W WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 52N TO 56N
BETWEEN 142W TO 152W...FROM 45N TO 55N BETWEEN 160W AND 173W AND
N OF A LINE FROM 55N169W TO 49N170E.
.24 HOUR FORECAST DENSE FOG N OF 56N BETWEEN 162W AND 166W AND N
OF 50N W BETWEEN 173W AND 172E.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE FROM
52N152W TO 44N141W TO 43N157W TO 52N152W...N OF 56N BETWEEN 155W
AND 159W AND N OF 56N W OF 173W.

.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 MON APR 22.
24 HOUR FORECAST VALID 1800 UTC TUE APR 23.
48 HOUR FORECAST VALID 1800 UTC WED APR 24.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 16N94W TO 16N95W TO 16N96W TO 14N96W TO 14N95W TO 15N94W
TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO
25 KT. SEAS 8 TO 9 FT.
.24 HOUR FORECAST WITHIN 14N95W TO 15N95W TO 13N97W TO 12N97W TO
12N96W TO 13N95W TO 14N95W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN
NE SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 10N136W TO 11N140W TO 06N140W TO 06N138W TO 08N136W TO
10N136W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL AND NE
WIND WAVES.
.24 HOUR FORECAST WITHIN 09N138W TO 11N140W TO 06N140W TO
07N138W TO 08N138W TO 09N138W WINDS 20 KT OR LESS. SEAS 8 FT IN
NW SWELL AND NE WIND WAVES.
.48 HOUR FORECAST WITHIN 11N133W TO 13N140W TO 08N140W TO
09N135W TO 11N133W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW
SWELL AND NE WIND WAVES.

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

CONVECTION VALID AT 2000 UTC MON APR 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 08N78W TO 06N91W. ITCZ FROM 06N91W TO
06N115W TO BEYOND 02N140W. SCATTERED MODERATE FROM 03N TO 09N E
OF 88W...AND FROM 05N TO 10N BETWEEN 110W AND 130W.

.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1800 UTC APR 22 2024.
24 HOUR FORECAST VALID 1800 UTC APR 23 2024.
48 HOUR FORECAST VALID 1800 UTC APR 24 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT 30N178E 25N170E MOVING E 15 KT ALONG 30N.
.24 HOUR FORECAST FRONT WEAKENED TO TROUGH 30N180W 26N173E.
.48 HOUR FORECAST TROUGH 30N180W 25N170E.

.WINDS 20 TO 25 KT FROM 05N TO 15N BETWEEN 170E AND 180W...AND
FROM 05N TO 20N BETWEEN 180W AND 150W...AND FROM 05N TO 10N
BETWEEN 150W AND 140W.
.24 HOUR FORECAST WINDS 20 TO 25 KT FROM 05N TO 15N ACROSS
ENTIRE FORECAST AREA...AND FROM 15N TO 25N BETWEEN 160W AND 145W.
.48 HOUR FORECAST WINDS 20 TO 25 KT FROM 05N TO 15N W OF 170W...
AND FROM 05N TO 25N BETWEEN 170W AND 150W...AND FROM 05N TO 20N
E OF 150W.

.SEAS 8 TO 10 FT N OF 25N BETWEEN 162E AND 175E...AND FROM 05N
TO 15N BETWEEN 180W AND 160W.
.24 HOUR FORECAST SEAS 8 TO 10 FT FROM 05N TO 13N BETWEEN 170E
AND 160W.
.48 HOUR FORECAST SEAS 8 TO 10 FT FROM 05N TO 15N BETWEEN 175E
AND 170W.

.WINDS 20 KT OR LESS AND SEAS 8 FT OR LOWER OVER REMAINDER OF
AREA.

.ITCZ 04N160E 04N180W 02N170W 04N163W 03N150W 02N140W. SCATTERED
MODERATE TO STRONG TSTMS WITHIN 300 NM N OF ITCZ BETWEEN 170E AND
165W AND BETWEEN 155W AND 145W.


$$

.FORECASTER PECHACEK. HONOLULU HI.