735
FZPN02 KWBC 191125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI APR 19 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC APR 19.
24 HOUR FORECAST VALID 0600 UTC APR 20.
48 HOUR FORECAST VALID 0600 UTC APR 21.

.WARNINGS.

...GALE WARNING...
.LOW 51N157W 996 MB MOVING E 05 KT. WITHIN 420 NM W
QUADRANT...AND FROM 58N TO 60N BETWEEN 149W AND 154W WINDS 35 TO
45 KT. SEAS 9 TO 18 FT. ELSEWHERE WITHIN 660 NM S AND 600 NM W
AND NW QUADRANTS...AND WITHIN 300 NM NE AND E OF A FRONT
EXTENDING FROM 57N155W TO 53N145W TO 46N141W TO 41N140W WINDS 25
TO 35 KT. SEAS 10 TO 20 FT...HIGHEST NEAR 55N143W AND 49N161W.
.24 HOUR FORECAST LOW 50N153W 1000 MB. FROM 58N TO 60N BETWEEN
148W AND 154W WINDS 25 TO 35 KT. SEAS 8 TO 14 FT. ELSEWHERE
WITHIN 720 NM SW SEMICIRCLE...AND WITHIN 180 NM NE AND E OF A
FRONT TO EXTEND FROM 58N153W TO 54N143W TO 50N139W WINDS 20 TO
30 KT. SEAS 8 TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED. CONDITIONS DIMINSIHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 38N161E 1000 MB. W OF A LINE FROM
30N169E TO 38N169E TO 47N160E WINDS 25 TO 35 KT. SEAS 8 TO 15
FT. .48 HOUR FORECAST LOW 44N163E 996 MB. NW OF A LINE FROM
50N174E TO 43N160E WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 48N136W 1007 MB. FROM 38N TO 50N
BETWEEN 131W AND 140W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.30 HOUR FORECAST LOW 47N133W 1004 MB. FROM 43N TO 48N BETWEEN
129W AND 136W WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 52N134W 1006 MB. FROM 47N TO 53N BETWEEN
126W AND 140W WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.

...GALE WARNING...
.48 HOUR FORECAST LOW 39N161E 989 MB. WITHIN 540 NM S SEMICIRCLE
AND WITHIN 240 NM E OF A FRONT TO EXTEND FROM 42N175E TO 38N175E
TO 30N168E WINDS 25 TO 35 KT. SEAS 9 TO 21 FT...HIGHEST NEAR
37N160E.

...GALE WARNING...
.48 HOUR FORECAST LOW 43N161W 1000 MB. FROM 34N TO 43N BETWEEN
153W AND 167W WINDS 25 TO 40 KT. SEAS 8 TO 16 FT.

.SYNOPSIS AND FORECAST.

.FROM 43N TO 50N BETWEEN 173E AND 179E AREA OF SE WINDS 20 TO 30
KT. SEAS TO 9 FT.
.24 HOUR FORECAST NEW LOW 46N176W 1007 MB. FROM 35N TO 47N
BETWEEN 170W AND 177W WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW ABSORBED. CONDITIONS DESCRIBED IN WARNINGS
SECTION ABOVE WITH LOW 43N161W.

.48 HOUR FORECAST LOW NW OF AREA 57N172E 1003 MB. WITHIN 300 NM
SW QUADRANT WINDS 20 TO 30 KT. SEAS TO 12 FT.

.48 HOUR FORECAST FROM 33N TO 41N BETWEEN 120W AND 127W AREA OF
NW TO N WINDS 20 TO 30 KT. SEAS TO 9 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM NE
AND E OF A LINE FROM 46N157W TO 53N169W TO 58N169W...WITHIN 90
NM NE OF A LINE FROM 55N179W TO 58N177E...AND FROM 44N TO 52N
BETWEEN 160E AND 177E.
.24 HOUR FORECAST DENSE FOG WITHIN 120 NM N OF A LINE FROM
56N159W TO 59N172W...AND FROM 42N TO 47N BETWEEN 172W AND 160E.
.48 HOUR FORECAST DENSE FOG FROM 47N TO 49N BETWEEN 155W AND
162W...N OF A LINE FROM 57N172W TO 59N180W...WITHIN 150 NM NE
AND E OF A LINE FROM 57N176E TO 55N179E TO 50N170E...AND FROM
43N TO 46N BETWEEN 163E AND 174E.

.LIGHT TO MODERATE FREEZING SPRAY N OF A LINE FROM 57N164W TO
55N170W TO 60N179W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 56N170W TO 60N179W.
.48 HOUR FORECAST CONDITIONS IMPROVED.

.FORECASTER HUFFMAN. 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 FRI APR 19.
24 HOUR FORECAST VALID 0600 UTC SAT APR 20.
48 HOUR FORECAST VALID 0600 UTC SUN APR 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 12N137W TO 13N140W TO 09N140W TO 11N136W TO 12N137W
WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN 11N138W TO 12N140W TO 08N140W TO
09N138W TO 11N138W WINDS 20 KT OR LESS. SEAS 8 FT IN NE SWELL.
.48 HOUR FORECAST WITHIN 09N128W TO 09N134W TO 10N140W TO
08N140W TO 08N136W TO 08N132W TO 09N128W WINDS 20 KT OR LESS.
SEAS 8 FT IN NE SWELL.

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

CONVECTION VALID AT 0830 UTC FRI APR 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
SURFACE TROUGH FROM 09N84W TO 07N102W. ITCZ FROM 07N102W TO
08N118W. ANOTHER SURFACE TROUGH FROM 10N120W TO 05N120W. ITCZ
RESUMES FROM 05N123W TO 03N140W. SCATTERED MODERATE S OF 07N AND
E OF 88W...AND FROM 04N TO 10N BETWEEN 110W AND 124W.

$$
.FORECASTER ERA. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC APR 19 2024.
24 HOUR FORECAST VALID 0600 UTC APR 20 2024.
48 HOUR FORECAST VALID 0600 UTC APR 21 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK STATIONARY FRONT FROM 30N141W TO 25N143W TO 19N147W.
.24 HOUR FORECAST FRONT DISSIPATED. TROUGH FROM 25N140W TO
22N146W.
.48 HOUR FORECAST TROUGH FROM 26N140W TO 21N147W.

.WEAK STATIONARY FRONT FROM 30N172E TO 26N165E THENCE A TROUGH TO
25N160E. TROUGH MOVING NE SLOWLY.
.24 HOUR FORECAST FRONT AND TROUGH MOVED N OF AREA.

.24 HOUR FORECAST NEW FRONT FROM 30N162E TO 27N160E. SW WINDS 20
TO 30 KT N OF A LINE FROM 30N165E TO 26N160E.
.48 HOUR FORECAST FRONT FROM 30N167E TO 24N160E. ASSOCIATED WINDS
LOWERED TO 20 KT OR LESS.

.NE TO E WINDS 20 TO 25 KT AND SEAS 8 TO 10 FT FROM 05N TO 15N
E OF 175W.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT
FROM 06N TO 18N BETWEEN 180W AND 150W...AND FROM 08N TO 15N
BETWEEN 150W AND 140W.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT AND SEAS 8 TO 9 FT
FROM 04N TO 14N E OF 175E.

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

.ITCZ FROM 04N160E TO 08N174E TO 03N170W...AND FROM 04N145W TO
03N140W. SCATTERED MODERATE TSTMS WITHIN 300 NM N OF ITCZ W OF
170W.


$$

.FORECASTER PECHACEK. HONOLULU HI.