FZPN02 KWBC 261727
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1745 UTC SUN MAR 26 2023 

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAR 26. 
24 HOUR FORECAST VALID 1200 UTC MAR 27. 
48 HOUR FORECAST VALID 1200 UTC MAR 28. 

.WARNINGS. 

...STORM WARNING... 
.LOW 41N147W 1015 MB MOVING E 20 KT. WITHIN 420 NM N AND NE 
SEMICIRCLES WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 41N134W 1005 MB. WITHIN 240 NM NE...360 NM 
SE...300 NM SW...AND 420 NM NW QUADRANTS WINDS 25 TO 40 KT. SEAS 
9 TO 15 FT.
.36 HOUR FORECAST LOW 43N130W 979 MB. FROM 40N TO 46N BETWEEN 
124W AND 134W WINDS 40 TO 55 KT. SEAS 12 TO 21 FT.
.48 HOUR FORECAST LOW 43N129W 979 MB. WITHIN 300 NM W AND 180 NM 
E SEMICIRCLES WINDS 40 TO 55 KT. SEAS 18 TO 24 FT. ELSEWHERE 
FROM 32N TO 54N BETWEEN 122W AND 139W WINDS 25 TO 40 KT. SEAS 12 
TO 18 FT.

...STORM WARNING... 
.24 HOUR FORECAST FROM 40N TO 51N W OF 166E WINDS 35 TO 50 KT. 
SEAS 12 TO 21 FT. ELSEWHERE N OF 38N AND W OF 168E WINDS 25 TO 
35 KT. SEAS 9 TO 15 FT.
.48 HOUR FORECAST LOW 56N171E 990 MB. WITHIN 300 NM S AND 420 NM 
E QUADRANTS WINDS 35 TO 50 KT. SEAS 21 TO 30 FT. ELSEWHERE 
WITHIN 540 NM NE...480 NM SE...AND 600 NM SW QUADRANTS WINDS 25 
TO 35 KT. SEAS 12 TO 21 FT.

...GALE WARNING... 
.LOW 54N135W 1019 MB MOVING SE 15 KT. WITHIN 360 NM SW 
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. 
.24 HOUR FORECAST LOW 46N133W 1012 MB. WITHIN 300 NM E AND NE 
QUADRANTS...AND 420 NM W AND NW QUADRANTS WINDS 25 TO 35 KT. 
SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 43N129W 
DESCRIBED ABOVE.

...GALE WARNING... 
.LOW 37N175E 1016 MB MOVING NE 20 KT. WITHIN 300 NM W OF A LINE 
FROM 45N180W TO 36N174E WINDS 25 TO 35 KT. SEAS 9 TO 15 FT.
.24 HOUR FORECAST LOW DISSIPATED. WITHIN 360 NM W OF A LINE FROM 
50N170W TO 42N175W TO 36N177W WINDS 25 TO 35 KT. SEAS 10 TO 18 
FT.
.48 HOUR FORECAST CONDITIONS ABSORBED BY LOW 40N163W DESCRIBED 
BELOW.

...GALE WARNING... 
.WITHIN 300 NM E OF A FRONT FROM 59N167W TO 50N176W WINDS 25 TO 
35 KT. SEAS 9 TO 17 FT. 
.24 HOUR FORECAST CONDITIONS DIMINISHED.

...GALE WARNING... 
.LOW 36N167W 1008 MB MOVING NE 10 KT. WITHIN 600 NM N AND 420 NM 
E QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 39N164W 1007 MB. WITHIN 720 NM NE QUADRANT 
WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE FROM 30N TO 39N 
BETWEEN 153W AND 160W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 40N163W 1011 MB. BETWEEN 300 NM AND 720 NM 
NE QUADRANT...AND BETWEEN 180 NM AND 480 NM NW QUADRANT WINDS 25 
TO 35 KT. SEAS 9 TO 17 FT.

.SYNOPSIS AND FORECAST. 

.FROM 30N TO 40N E OF 128W WINDS 20 TO 30 KT. SEAS 9 TO 15 FT. 
.24 HOUR FORECAST FROM 30N TO 35N E OF 125W WINDS TO 25 KT. SEAS 
TO 11 FT. 
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.FROM 47N TO 51N E OF 130W WINDS LESS THAN 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED. 

.FROM 48N TO 62N W OF 177W WINDS 20 TO 30 KT. SEAS 12 TO 18 FT.
.24 HOUR FORECAST FROM 56N TO 61N W OF 172W WINDS 20 TO 30 KT. 
SEAS 9 TO 15 FT.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.48 HOUR FORECAST NEW LOW 31N168W 1011 MB. WITHIN 840 NM W AND 
NW QUADRANTS WINDS 20 TO 30 KT. SEAS 9 TO 15 FT.

.48 HOUR FORECAST NEW LOW 60N147W 1024 MB. WITHIN 300 NM S AND 
SW QUADRANTS WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 52N E OF 135W 
AND WITHIN 300 NM E OF A LINE FROM 59N171W TO 45N176E. 
.24 HOUR FORECAST DENSE FOG FROM 45N TO 53N W OF 170E...AND 
WITHIN 180 NM E OF A LINE FROM 60N163W TO 50N173W.
.48 HOUR FORECAST DENSE FOG FROM 38N TO 44N BETWEEN 150W AND 
162W...AND N OF 50N BETWEEN 175W AND 170E.

.LIGHT FREEZING SPRAY NW OF A LINE FROM 53N170E TO 63N167W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE 
FROM 59N162W TO 58N177W TO 56N174E.
.48 HOUR FORECAST LIGHT FREEZING SPRAY N OF A LINE FROM 57N160W 
TO 58N170W TO 61N178W.

.HIGH 43N134W 1033 MB MOVING SE 30 KT. 
.24 HOUR FORECAST HIGH 31N131W 1028 MB. 
.48 HOUR FORECAST HIGH S OF AREA.

.HIGH 54N154W 1036 MB MOVING NE 10 KT. 
.24 HOUR FORECAST HIGH 55N146W 1037 MB. 
.48 HOUR FORECAST HIGH 52N148W 1037 MB.

.HIGH 44N161E 1033 MB MOVING NE 25 KT.
.24 HOUR FORECAST HIGH 47N176E 1037 MB. 
.48 HOUR FORECAST HIGH INLAND OVER ALASKA.

.48 HOUR FORECAST NEW HIGH 42N177E 1031 MB.

.FORECASTER NOLT. 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 SUN MAR 26.
24 HOUR FORECAST VALID 1200 UTC MON MAR 27.
48 HOUR FORECAST VALID 1200 UTC TUE MAR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N118W TO 30N125W TO 28N125W TO 26N122W TO 26N120W TO
30N118W N WINDS 20 TO 25 KT. SEAS 12 TO 16 FT IN NW TO N SWELL.
WITHIN 13N134W TO 14N140W TO 06N140W TO 08N130W TO 13N134W NE TO
E WINDS 20 TO 25 KT. SEAS 12 TO 14 FT. ELSEWHERE WITHIN 23N110W 
TO 30N116W TO 27N140W TO 00N140W TO 00N120W TO 06N111W TO 23N110W
NE TO E WINDS 20 TO 25 KT. SEAS 8 TO 11 FT IN N SWELL.
.24 HOUR FORECAST WITHIN 22N111W TO 30N116W TO 25N140W TO 
00N140W TO 04N122W TO 22N111W WINDS 20 KT OR LESS. SEAS 8 TO 11 
FT IN N TO NE SWELL.
.48 HOUR FORECAST WITHIN 15N113W TO 24N140W TO 03N140W TO 
07N113W TO 15N113W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN N TO 
NE SWELL.

.WITHIN 11N86W TO 12N86W TO 12N88W TO 10N88W TO 10N87W TO
11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20 TO
25 KT. SEAS LESS THAN 8 FT.
.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 SUN MAR 26...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 10N84W TO 06N95W. ITCZ FROM 06N95W TO 
05N120W TO BEYOND 02N140W. SCATTERED MODERATE FROM 07N TO 09N 
BETWEEN 118W AND 120W. SCATTERED MODERATE WITHIN 90 NM NORTH OF 
ITCZ BETWEEN 130W AND 135W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 1200 UTC MAR 26 2023.
24 HOUR FORECAST VALID 1200 UTC MAR 27 2023.
48 HOUR FORECAST VALID 1200 UTC MAR 28 2023.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N162W TO 23N168W TO 22N178W TO 23N174E MOVING E
SLOWLY E OF 178W...AND NEARLY STATIONARY ELSEWHERE. S WINDS 20 TO
30 KT WITHIN 210 NM E OF FRONT N OF 26N. NUMEROUS STRONG TSTMS
WITHIN 210 NM E AND SE OF FRONT E OF 169W.
.24 HOUR FORECAST FRONT FROM 30N160W TO 23N166W...CONTINUING AS A
TROUGH TO 20N169W TO 17N172W. S WINDS 20 TO 30 KT WITHIN 270 NM E
OF FRONT N OF 27N.
.48 HOUR FORECAST FRONT FROM 30N160W TO 26N163W...CONTINUING AS A
TROUGH TO 19N170W TO 16N172W. S WINDS 20 TO 25 KT WITHIN 180 NM E
OF FRONT N OF 28N.

.FRONT FROM 30N149W TO 28N152W NEARLY STATIONARY...AND
DISSIPATING.
.24 HOUR FORECAST FRONT DISSIPATED.

.FRONT JUST N OF AREA MOVING SSE 15 KT.
.24 HOUR FORECAST FRONT FROM 30N179E TO 27N177E TO 30N164E.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH FROM 21N170W TO 17N173W MOVING ENE SLOWLY.
.24 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED IN FIRST
SECTION ABOVE.

.NE TO E WINDS 20 TO 25 KT FROM 04N TO 22N E OF 150W...FROM 05N TO
18N BETWEEN 150W AND 164W...AND FROM 11N TO 22N W OF 177E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 05N TO 16N E OF
154W...AND FROM 09N TO 21N W OF 175E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 07N TO 12N E OF
145W...AND FROM 08N TO 20N W OF 175E. N TO NE WINDS 20 TO 25 KT N
OF 25N BETWEEN 175W AND 175E.

.24 HOUR FORECAST NEW FRONT FROM 30N164W TO 22N173W.
.48 HOUR FORECAST FRONT MERGED WITH FRONT DESCRIBED IN FIRST
SECTION ABOVE.

.HIGH 28N162E 1023 MB MOVING N SLOWLY. RIDGE FROM 28N160E TO HIGH
TO 24N174W MOVING N SLOWLY.
.24 HOUR FORECAST HIGH 30N161E 1025 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.RIDGE FROM 30N140W TO 28N149W MOVING N SLOWLY.

.OTHERWISE...WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 8 TO 10 FT E OF A LINE FROM 23N150W TO 17N155W TO 15N162W TO
03N162W...AND WITHIN 210 NM OF A LINE FROM 30N164W TO 26N169W TO
21N170E TO 18N160E.
.24 HOUR FORECAST SEAS 8 TO 10 FT E OF A LINE FROM 20N150W TO
10N161W TO 03N161W...AND FROM 11N TO 21N W OF 177E.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF 27N BETWEEN 176W AND 172E.
SEAS 8 TO 9 FT FROM 04N TO 11N E OF 157W...AND FROM 11N TO 18N W 
OF
171E.

.OTHERWISE...SEAS 8 FT OR LOWER OVER REMAINDER OF FORECAST AREA.

.ISOLATED MODERATE TSTMS S OF 07N BETWEEN 175E AND 166E...AND FROM
08N TO 22N W OF 167E.

.ITCZ FROM 03N140W TO 02N169W. SCATTERED MODERATE TO LOCALLY 
STRONG
TSTMS WITHIN 210 NM N OF ITCZ. ISOLATED MODERATE TSTMS WITHIN 90 
NM
S OF ITCZ.

$$

.FORECASTER HOUSTON. HONOLULU HI.