186
FZPN02 KWBC 121125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC SUN MAY 12 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 MAY 12.
24 HOUR FORECAST VALID 0600 UTC MAY 13.
48 HOUR FORECAST VALID 0600 UTC MAY 14.

.WARNINGS.

...GALE WARNING...
.LOW 49N178W 996 MB MOVING E 20 KT. WITHIN 420 NM S AND SW...AND
240 NM NW AND N QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 21 FT...
HIGHEST NEAR 46N180W. ELSEWHERE WITHIN 780 NM S SEMICIRCLE...420
NM NW AND 360 NM NE QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 16
FT...HIGHEST S AND SW OF LOW.
.24 HOUR FORECAST LOW 49N166W 1006 MB. FROM 37N TO 58N BETWEEN
166W AND 177E WINDS 20 TO 30 KT. SEAS 8 TO 13 FT...EXCEPT N OF
ALEUTIAN ISLANDS SEAS TO 9 FT.
.48 HOUR FORECAST LOW 47N158W 1010 MB. FROM 30N TO 54N BETWEEN
163W AND 178W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW 59N149W 998 MB MOVING NE 05 KT. WITHIN 120 NM E AND NE OF A
FRONT FROM 60N146W TO 59N142W TO 55N139W WINDS 25 TO 40 KT. SEAS
10 TO 17 FT. ELSEWHERE WITHIN 300 NM E...660 NM SE AND 1140 NM S
QUADRANTS WINDS TO 25 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DIMINISHED.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 55N154W 997 MB. WITHIN 240 NM S AND SE
QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN
300 NM SW...AND 540 NM S QUADRANTS...FROM 47N TO 56N BETWEEN
143W AND 160W AND WITHIN 240 NM E OF A LINE FROM 47N156W TO
39N169W WINDS TO 25 KT. SEAS TO 10 FT.
.36 HOUR FORECAST LOW 57N145W 1000 MB. WITHIN 360 NM E AND 240
NM NE QUADRANTS WINDS 25 TO 35 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 58N143W 1004 MB. N OF A LINE FROM 43N149W
TO 53N131W WINDS TO 25 KT. SEAS TO 11 FT.

...GALE WARNING....
.FROM 43N TO 51N E OF 129W AREA OF NW WINDS 20 TO 30 KT. SEAS TO
8 FT.
.24 HOUR FORECAST FROM 36N TO 44N E OF 128W AREA OF N TO NW
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 38N TO 43N BETWEEN 123W AND 127W AREA OF
N TO NW WINDS 25 TO 35 KT. SEAS 9 TO 14 FT. ELSEWHERE FROM 35N
TO 51N E OF 130W WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.36 HOUR FORECAST N OF A LINE FROM 40N160E TO 50N173E AREA OF S
TO SW WINDS 20 TO 30 KT. SEAS TO 12 FT...HIGHEST NEAR 49N160E.
.42 HOUR FORECAST N OF A LINE FROM 43N160E TO 55N175E AREA OF S
TO SW WINDS 25 TO 35 KT. SEAS 9 TO 16 FT...HIGHEST NEAR 49N160E.
.48 HOUR FORECAST LOW NW OF AREA 56N163E 988 MB. N OF A LINE
FROM 43N160E TO 48N170E TO 57N180W WINDS 25 TO 40 KT. SEAS 9 TO
18 FT. ELSEWHERE N OF A LINE FROM 40N160E TO 50N179E TO 56N174W
WINDS 20 TO 30 KT. SEAS TO 12 FT.

.SYNOPSIS AND FORECAST.

.W OF A LINE FROM 30N170E TO 33N175E AREA OF NE WINDS TO 25 KT.
SEAS TO 8 FT.
.24 HOUR FORECAST FROM 30N TO 33N W OF 178W AREA OF E TO NE
WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST FROM 30N TO 37N W OF 177W AREA OF E TO NE
WINDS TO 25 KT. SEAS TO 9 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 35N TO 43E OF
127W...N OF 59N BETWEEN 140W AND 155W AND FROM 47N TO 52N
BETWEEN 159W AND 178E.
.24 HOUR FORECAST DENSE FOG FROM 54N TO 56N BETWEEN 149W AND
161W...AND N OF 50N W OF 170E.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM E OF A LINE FROM
52N148W TO 42N157W...AND FROM 46N TO 49N W OF 162E.

.24 HOUR FORECAST LIGHT FREEZING SPRAY N OF 58N BETWEEN 167W AND
171W.
.48 HOUR FORECAST CONDITIONS DIMINISHED.

.FORECASTER BANCROFT. 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 SUN MAY 12.
24 HOUR FORECAST VALID 0600 UTC MON MAY 13.
48 HOUR FORECAST VALID 0600 UTC TUE MAY 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 13N138W TO 14N140W TO 09N140W TO 10N137W TO 11N137W TO
13N138W WINDS 20 KT OR LESS. SEAS 8 FT IN NW AND NE SWELL.
.24 HOUR FORECAST WITHIN 12N137W TO 15N140W TO 09N140W TO
09N137W TO 12N137W WINDS 20 KT OR LESS. SEAS 8 FT IN NW AND NE
SWELL.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.WITHIN 02S99W TO 02S101W TO 02S102W TO 03.4S103W TO 03.4S98W TO
02S99W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. 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 0830 UTC SUN MAY 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 10N107W TO 06N120W. ITCZ FROM
06N120W TO 03N140W. SCATTERED MODERATE N OF 00N AND E OF 90W.
SCATTERED MODERATE ISOLATED STRONG FROM 04N TO 11N BETWEEN 96W
AND 110W...AND FROM 02N TO 08N BETWEEN 110W AND 131W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0600 UTC MAY 12 2024.
24 HOUR FORECAST VALID 0600 UTC MAY 13 2024.
48 HOUR FORECAST VALID 0600 UTC MAY 14 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N155W 24N156W 16N159W MOVING W SLOWLY. ISOLATED
MODERATE TSTMS WITHIN 180 NM E OF TROUGH.
.24 HOUR FORECAST TROUGH 27N160W 15N162W.
.48 HOUR FORECAST TROUGH 30N163W 19N164W.

.WEAK FRONT FROM 30N169W 27N160W MOVING E 15 KT.
.24 HOUR FORECAST DISSIPATING FRONT 30N176E 26N169E 26N160E.
.48 HOUR FORECAST FRONT DISSIPATED.

.TROUGH 30N173E 19N166E. NEARLY STATIONARY.
.24 HOUR FORECAST TROUGH ABSORBED BY FRONT MENTIONED ABOVE.

.WINDS NE 20 TO 25 KT N OF A LINE 30N172E 22N160E. NE TO E
WINDS 20 TO 25 KT N OF A LINE 30N151W 24N155W 22N163W 30N168W.
.24 HOUR FORECAST WINDS NE TO E 20 TO 25 KT N OF 09N W OF
178E. NE WINDS 20 TO 25 KT FROM 12N TO 07N BETWEEN 144W AND
153W.
.48 HOUR FORECAST WINDS NE TO E 20 TO 30 KT N OF A LINE 30N165W
12N174E 12N160E.

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

.SEAS 8 TO 9 FT FROM 27N TO 23N BETWEEN 158W AND 167W.
.24 HOUR FORECAST SEAS 8 TO 9 FT N OF A LINE 30N174E 24N160E.
.48 HOUR FORECAST SEAS 8 TO 9 FT N OF A LINE 30N172W 22N172E
17N171E 16N160E.

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

.ITCZ 04N140W 01N151W 02N159W 02N164W. ISOLATED MODERATE TSTMS
WITHIN 180 NM OF ITCZ.


$$

.FORECASTER THOMAS. HONOLULU HI.