392
FZPN02 KWBC 180525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC SAT MAY 18 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC MAY 18.
24 HOUR FORECAST VALID 0000 UTC MAY 19.
48 HOUR FORECAST VALID 0000 UTC MAY 20.

.WARNINGS.

...GALE WARNING...
.FROM 37N TO 44N BETWEEN 124W AND 129W AREA OF NW WINDS 25 TO 35
KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST FROM 36N TO 43N BETWEEN 124W AND 128W AREA OF
NW WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST FROM 35N TO 43N BETWEEN 122W AND 128W AREA OF
NW WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW 60N178W 1000 MB MOVING SE 10 KT. WITHIN 360 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 58N163W 1001 MB
AND NEW SECOND CENTER 57N158W 1000 MB. WITHIN AN AREA BOUNDED BY
A LINE FROM 50N145W TO 54N170W TO 61N158W TO 57N145W TO 50N145W
WINDS 20 TO 30 KT. SEAS TO 11 FT.
.30 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 57N154W 1000 MB.
WITHIN 240 NM N AND NE...AND 180 NM S QUADRANTS WINDS 25 TO 35
KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 58N146W 1010 MB. WITHIN 300 NM S AND SW
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 10 FT.

...GALE WARNING...
.LOW 31N168W 996 MB NEARLY STATIONARY. S OF A LINE FROM 30N180W
TO 36N180W TO 40N171W TO 40N159W TO 30N152W WINDS 25 TO 35 KT.
SEAS 8 TO 17 FT.
.24 HOUR FORECAST LOW 31N169W 1002 MB. S OF A LINE FROM 30N180W
TO 40N172W TO 40N154W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.48 HOUR FORECAST LOW 33N167W 1006 MB. FROM 30N TO 38N BETWEEN
161W AND 156W WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW W OF AREA NEAR 54N165E 1000 MB. WITHIN 300
NM NE...AND 480 NM E QUADRANTS WINDS 20 TO 30 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 54N164E 994 MB. WITHIN 600 NM NE...AND 540
NM S AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.

.SYNOPSIS AND FORECAST.

.FROM 47N TO 50N BETWEEN 125W AND 128W AREA OF NW WINDS TO 25 KT.
SEAS TO 9 FT.
.24 HOUR FORECAST CONDITIONS DIMINISHED.
.48 HOUR FORECAST FROM 47N TO 50N BETWEEN 125W AND 128W AREA OF
NW WINDS 25 KT. SEAS TO 9 FT.

.LOW 51N169W 1010 MB MOVING NE 20 KT. WITHIN 300 NM E AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS ABSORBED BY LOW
58N164W DESCRIBED IN WARNING SECTIONS ABOVE.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 58N W OF
165W...FROM 47N TO 52N BETWEEN 172W AND 165W...AND W OF A LINE
FROM 44N173E TO 52N165E.
.24 HOUR FORECAST DENSE FOG FROM 57N TO 62N BETWEEN 172W AND
152W...FROM 40N TO 44N BETWEEN 167W AND 158W...AND FROM 42N TO
54N BETWEEN 171E AND 176E.
.48 HOUR FORECAST DENSE FOG FROM 40N TO 50N BETWEEN 169W AND
145W...AND FROM 53N TO 56N W OF 170W.

.FORECASTER BYRD. 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 0000 UTC SAT MAY 18.
24 HOUR FORECAST VALID 0000 UTC SUN MAY 19.
48 HOUR FORECAST VALID 0000 UTC MON MAY 20.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 08N TO 13N W OF 136W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT
IN SW SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.FROM 08N TO 10N BETWEEN 100W AND 105W WINDS 20 KT OR LESS. SEAS
8 FT IN S TO SW SWELL.
.24 HOUR FORECAST FROM 08N TO 10N BETWEEN 103W AND 105W WINDS 20
KT OR LESS. SEAS 8 FT IN S TO SW SWELL.
.36 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.NW OF A LINE FROM 30N138W TO 29N140W WINDS 20 KT OR LESS. SEAS
8 TO 9 FT IN NE SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.

.12 HOUR FORECAST S OF 02S BETWEEN 113 AND 117W WINDS 20 KT OR
LESS. SEAS 8 TO 10 FT IN S TO SW SWELL.
.24 HOUR FORECAST S OF 02S BETWEEN 113 AND 117W...AND S OF 02S
BETWEEN 100W AND 105W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S
TO SW SWELL.
.36 HOUR FORECAST S OF 01S BETWEEN 100W AND 105W WINDS 20 KT OR
LESS. SEAS 8 TO 9 FT IN S TO SW SWELL.
.48 HOUR FORECAST S OF 02S BETWEEN 104W AND 106W WINDS 20 KT OR
LESS. SEAS 8 FT IN S TO SW SWELL.

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

CONVECTION VALID AT 0300 UTC SAT MAY 18...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
THE MONSOON TROUGH EXTENDS FROM A 1008 MB LOW PRESSURE LOCATED
OVER NORTHERN COLOMBIA NEAR 10N74W TO 14N97W TO A 1007 MB LOW
PRESSURE SITUATED NEAR 11N105W TO 06N120W. THE ITCZ THEN
CONTINUES FROM 06N120W TO 06N140W. SCATTERED MODERATE AND
ISOLATED STRONG CONVECTION IS NOTED FROM 09N TO 14N BETWEEN 90W
AND 110W.

.FORECASTER GR. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 0000 UTC MAY 18 2024.
24 HOUR FORECAST VALID 0000 UTC MAY 19 2024.
48 HOUR FORECAST VALID 0000 UTC MAY 20 2024.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.TROUGH 30N157W 24N157W 20N161W MOVING W 10 KT. SEE WINDS AND SEAS
BELOW. ISOLATED MODERATE TSTMS WITHIN 120 NM E OF FRONT N OF 22N.
.24 HOUR FORECAST TROUGH 30N160W 24N162W 17N165W. SEE WINDS AND
SEAS
BELOW.
.48 HOUR FORECAST TROUGH 30N160W 23N164W 16N170W. SEE WINDS AND
SEAS
BELOW.

.WINDS 20 TO 30 KT N OF 25N BETWEEN 176E AND 160W...AND N OF 21N
BETWEEN 157W AND 150W. WINDS 20 TO 25 KT ELSEWHERE N OF LINE
18N160E 11N170E 11N178W 25N175W 24N162W 30N160W.
.24 HOUR FORECAST WINDS 20 TO 25 KT W OF LINE 25N160E 12N179W
09N160E...AND E OF 163W BETWEEN 06N AND 19N. WINDS 20 TO 30 KT N
OF LINE 30N179W 24N167W 25N159W 30N150W.
.48 HOUR FORECAST WINDS 20 TO 25 KT W OF LINE 21N160E 12N179E
09N160E...AND E OF 166W BETWEEN 06N AND 20N. WINDS 20 TO 30 KT IN
AREA 30N161W 20N165W 20N160W 25N158W 30N151W.

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

.SEAS 12 TO 16 FT N OF LINE 30N180W 24N178W 25N169W 30N162W. SEAS
8
TO 12 FT ELSEWHERE N OF LINE 15N160E 09N171E 10N172W 14N157W
30N151W. SEAS 8 TO 9 FT E OF 156W BETWEEN 05N AND 15N.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF LINE 11N160E 08N172E
14N170W
24N170W 30N155W. SEAS 8 TO 10 FT IN AREA 05N140W 03N151W 14N169W
20N161W 20N150W 13N140W.
.48 HOUR FORECAST SEAS 8 TO 10 FT W OF LINE 22N160E 13N178W
09N160E.
SEAS 8 TO 10 FT N OF LINE 30N168W 23N159W 30N156W. SEAS 8 TO 9 FT
E
OF 165W BETWEEN 04N AND 20N.

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

.ITCZ 05N140W 05N153W 08N170W 05N172E. ISOLATED MODERATE TSTMS
WITHIN 120 NM OF ITCZ W OF 165W.

.ISOLATED MODERATE TSTMS W OF 173E BETWEEN 03N AND 09N.

$$

.FORECASTER POWELL. HONOLULU HI.