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National Weather Service Marine Forecast FZPN02 KWBC

FZPN02 KWBC 260525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC THU APR 26 2018

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SEE ANNOUNCEMENT OF PLANNED INMARSAT I-3 TO I-4 MIGRATION
IN 2018 AT OCEAN.WEATHER.GOV/GMDSS_NOTICE.PHP (LOWERCASE).

SECURITE

PACIFIC N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT
TO 50N 160E

SYNOPSIS VALID 0000 UTC APR 26.
24 HOUR FORECAST VALID 0000 UTC APR 27.
48 HOUR FORECAST VALID 0000 UTC APR 28.

.WARNINGS.

STORM WARNING

.WITHIN 120 NM NW OF A FRONT FROM 37N162W TO 30N175W AREA OF NE
WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST WITHIN 480 NM W OF A FRONT TO EXTEND FROM
38N157W TO 30N167W AREA OF N TO NE WINDS 20 TO 30 KT. SEAS TO 11
FT.
.48 HOUR FORECAST NEW LOW 36N157W 1004 MB. WITHIN 240 NM NW
SEMICIRCLE WINDS 40 TO 50 KT. SEAS 18 TO 24 FT. ELSEWHERE FROM
30N TO 43N BETWEEN 148W AND 169W WINDS 25 TO 40 KT. SEAS 9 TO 18
FT.

GALE WARNING

.OVER FORECAST WATERS FROM 35N TO 47N W OF 163E AREA OF S TO SE
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW W OF AREA NEAR 51N155E 981 MB. WITHIN 840
NM E AND 960 NM SE QUADRANTS WINDS 30 TO 45 KT. SEAS 10 TO 18 FT.

48 HOUR FORECAST LOW 58N178W 986 MB. WITHIN 180 NM N
960 NM
E...780 NM SE...AND 480 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS
8 TO 16 FT.

GALE WARNING

.48 HOUR FORECAST LOW 40N160E 1005 MB. OVER FORECAST WATERS
WITHIN 360 NM SE SEMICIRLCE WINDS 25 TO 40 KT. SEAS 9 TO 13 FT.

...HEAVY FREEZING SPRAY WARNING.
.MODERATE TO HEAVY FREEZING SPRAY N OF 61N W OF THE ALASKAN
COAST.
.24 HOUR FORECAST CONDITIONS DIMINISHED.

.SYNOPSIS AND FORECAST.

.LOW 43N169E 1025 MB MOVING NE 25 KT. WITHIN 240 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED AND ASSOCIATED CONDITIONS
DIMINISHED.

.OVER FORECAST WATERS W OF A LINE FROM 55N170E TO 51N173E AREA
OF SW WINDS TO 25 KT. SEAS TO 9 FT.
.24 HOUR FORECAST LOW 62N74W 998 MB. WITHIN 480 NM SE AND 600 NM
SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DESCRIBED IN WARNINGS SECTION ABOVE WITH LOW 58N178W.

.LOW JUST NW OF AREA NEAR 64N172W 986 MB NEARLY STATIONARY NEXT
12 HOURS THEN WILL MOVE NE. WITHIN 900 NM SE AND 1200 NM S
QUADRANTS WINDS TO 25 KT. SEAS 8 TO 17 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS N OF AREA.

.LOW 40N128W 1015 MB MOVING W 10 KT. WITHIN 720 NM N AND 360 NM
NW QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 43N134W 1013 MB. ASSOCIATED CONDITIONS
DIMINISHED.
.48 HOUR FORECAST LOW DISSIPATED. WITHIN 240 NM SW SEMICIRCLE OF
40N133W AREA OF W TO NW WINDS TO 25 KT. SEAS TO 11 FT.

.48 HOUR FORECAST OVER FORECAST WATERS FROM 49N TO 59N BETWEEN
132W AND 139W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.

.48 HOUR FORECAST OVER FORECAST WATERS FROM 30N TO 35N E OF 122W
AREA OF NW WINDS 20 TO 30 KT. SEAS TO 9 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 40N TO 45N W OF 163E.
.24 HOUR FORECAST DENSE FOG W AND NW OF A LINE FROM 32N165E TO
47N175E.
.48 HOUR FORECAST DENSE FOG WITHIN 240 NM SE OF A LINE FROM
51N172W TO 44N178E TO 42N164E AND W OF A LINE FROM 46N163E TO
33N167E.

.HIGH 38N151W 1034 MB MOVING S 05 KT.
.24 HOUR FORECAST HIGH 35N151W 1026 MB.
.48 HOUR FORECAST HIGH 38N143W 1026 MB.

.HIGH 37N178W 1035 MB MOVING NE 10 KT.
.24 HOUR FORECAST HIGH 40N176W 1037 MB.
.48 HOUR FORECAST HIGH 39N173W 1037 MB.

.FORECASTER BELL. 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 0000 UTC THU APR 26.
24 HOUR FORECAST VALID 0000 UTC FRI APR 27.
48 HOUR FORECAST VALID 0000 UTC SAT APR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FROM 08N TO 18N W OF 125W WINDS 20 KT OR LESS. SEAS 8 FT IN
MIXED NW AND NE SWELL.
.24 HOUR FORECAST FROM 08N TO 14N W OF 125W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED NW AND NE SWELL.
.48 HOUR FORECAST FROM 15N TO 18N BETWEEN 130W AND 137W WINDS 20
KT OR LESS. SEAS 8 FT IN NW SWELL.

.12 HOUR FORECAST FROM 21N TO 25N BETWEEN 110W AND 115W WINDS 20
KT OR LESS. SEAS TO 8 FT IN NW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST N OF 25N E OF 118W NW WINDS 20 TO 25 KT. SEAS
TO 9 FT.
.48 HOUR FORECAST N OF 24N E OF 125W NW WINDS 20 TO 25 KT. SEAS 8
TO 10 FT.

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

CONVECTION VALID AT 0300 UTC THU APR 26...

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH

SURFACE TROUGH FROM 05N77W TO 06N100W. ITCZ FROM 06N100W TO
08N110W TO 05N130W TO BEYOND 07N140W. SCATTERED MODERATE
WITHIN 90 NM N OF THE TROUGH BETWEEN 85W AND 92W. SCATTERED
MODERATE ALONG THE ITCZ FROM 04N TO 11N BETWEEN 110W AND 125W.

.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 0000 UTC APR 26 2018.
24 HOUR FORECAST VALID 0000 UTC APR 27 2018.
48 HOUR FORECAST VALID 0000 UTC APR 28 2018.

.WARNINGS.

GALE WARNING

.24 HOUR FORECAST NEW TROUGH 26N160W 30N161W NEARLY STATIONARY.
.48 HOUR FORECAST TROUGH DISSIPATED. NEW FRONT 30N155W 25N157W
17N165W. WINDS 30 TO 35 KT WITHIN 200 NM SE OF FRONT N OF 27N.
WINDS 20 TO 30 KT ELSEWHERE N OF LINE 30N149W 24N1552 30N155W.

.SYNOPSIS AND FORECAST.

.E TO NE WINDS 20 TO 25 KT BOUNDED BY 27N180W 15N145W 10N160E
25N160E 27N180W.
.24 HOUR FORECAST N TO NE WINDS 20 TO 30 KT W OF LINE 30N165W
25N170W 15N150W 08N160E.
.48 HOUR FORECAST N TO NE WINDS 20 TO 30 KT NW OF LINE 30N160W
20N165W 15N170W 10N160E.

.ITCZ FROM 06N140W 05N160W 08N175E 04N162E. ISOLATED MODERATE
TSTMS WITHIN 200 NM OF ITCZ W OF 175W.

.SEAS 8 TO 11 FT W OF LINE 30N170W 26N175W 15N140W 08N140W
10N160E.
.24 HOUR FORECAST SEAS 8 TO 12 FT N OF 09N W OF 162W.
.48 HOUR FORECAST SEAS 12 TO 14 FT FROM 24N AND 14N BETWEEN 170E
AND 173W SEAS 8 TO 12 FT ELSEWHERE N OF 09N W OF 160W.

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

.ISOLATED MODERATE TSTMS FROM 09N AND 12N BETWEEN 154W AND 159W.


.HONOLULU FORECASTERS.