High Seas Forecast
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000
FZPN02 KWBC 271125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC THU APR 27 2017

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 0600 UTC APR 27.
24 HOUR FORECAST VALID 0600 UTC APR 28.
48 HOUR FORECAST VALID 0600 UTC APR 29.

.WARNINGS.

...STORM WARNING...
.LOW W OF AREA 46N156E 992 MB MOVING NE 20 KT AND RAPIDLY
INTENSIFYING THEN TURNING MORE SE AFTER 24 HOURS. OVER FORECAST
WATERS FROM 38N TO 47N W OF 163E AREA OF S WINDS 25 TO 35 KT.
SEAS 8 TO 12 FT. ELSEWHERE FROM 30N TO 51N W OF 166E WINDS TO 25
KT. SEAS TO 8 FT.
.12 HOUR FORECAST COMPLEX LOW WITH MAIN LOW NW OF AREA 51N160E
976 MB AND A SECONDARY LOW 44N161E 982 MB. FRONT TO EXTEND FROM
MAIN LOW TO SECONDARY LOW TO 32N153E. WITHIN 240 NM E AND SE
QUADRANTS OF SECONDARY LOW AND WITHIN 240 NM E OF FRONT N OF 35N
WINDS 40 TO 50 KT. SEAS 15 TO 26 FT. ELSEWHERE WITHIN 360 NM NE
AND E OF FRONT WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST MERGED LOW NW OF AREA 53N161E 968 MB. FRONT TO
EXTEND FROM LOW TO 53N167E TO 48N172E TO 40N168E TO 30N151E.
WITHIN 180 NM NE AND E OF FRONT N OF 37N WINDS 35 TO 50 KT. SEAS
12 TO 22 FT. ELSEWHERE WITHIN 360 NM S AND SE QUADRANTS AND
WITHIN 300 NM NE AND E OF FRONT N OF 32N WINDS 25 TO 40 KT. SEAS
8 TO 19 FT.
.48 HOUR FORECAST LOW 52N167E 975 MB. FRONT TO EXTEND FROM
57N176E TO 52N174W TO 45N171W TO 33N160E. FROM 45N TO 52N W OF
173E AND WITHIN 240 NM E OF FRONT FROM 38N TO 53N WINDS 25 TO 40
KT. SEAS 14 TO 22 FT...EXCEPT E OF FRONT 10 TO 16 FT.

...GALE WARNING...
.LOW 56N140W 996 MB MOVING NE 10 KT. WITHIN 120 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 9 TO 13 FT. ELSEWHERE WITHIN 240 NM SW
AND 480 NM S AND SE QUADRANTS WINDS TO 25 KT. SEAS 8 TO 14
FT...HIGHEST NEAR 51N131W.
.24 HOUR FORECAST LOW DISSIPATED INLAND AND ASSOCIATED
CONDITIONS DIMINISHED.

...GALE WARNING...
.FROM 30N TO 40N BETWEEN 118W AND 126W AREA OF N TO NW WINDS 20
TO 30 KT. SEAS 8 TO 12 FT.
.12 HOUR FORECAST FROM 30N TO 35N BETWEEN 118W AND 122W AREA OF
N TO NW WINDS 25 TO 35 KT. SEAS 9 TO 13 FT.
.24 HOUR FORECAST FROM 30N TO 36N BETWEEN 118W AND 123W N TO NW
WINDS 25 TO 35 KT. SEAS 10 TO 15 FT. ELSEWHERE FROM 30N TO 41N E
OF 127W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST FROM 30N TO 43N E OF 128W AREA OF N TO NW
WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.

...GALE WARNING...
.LOW 34N160W 1016 MB MOVING NE 20 KT. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.24 HOUR FORECAST LOW 39N151W 1013 MB. FRONT TO EXTEND FROM LOW
TO 30N158W. WITHIN 360 NM OF LOW AND 540 NM SW QUADRANT AND
BETWEEN THE FRONT AND 169W S OF 38N WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 49N141W 1007 MB. FRONT TO EXTEND FROM LOW
TO 37N148W. WITHIN 180 NM NE AND 300 NM E QUADRANTS WINDS 25 TO
35 KT. SEAS 8 TO 12 FT. ELSEWHERE FROM 45N TO 51N BETWEEN 132W
AND 147W AND WITHIN 180 NM N AND 300 NM NE QUADRANTS AND WITHIN
240 NM E OF FRONT WINDS TO 25 KT. SEAS TO 9 FT.

.SYNOPSIS AND FORECAST.

.LOW 54N171W 996 MB MOVING NE 10 KT. WITHIN 540 NM SW AND 960 NM
S QUADRANTS WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 55N165W 1008 MB. WITHIN 660 NM S QUADANT
WINDS LESS THAN 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.LOW 48N154W 1009 MB MOVING NE 15 KT. WITHIN 240 NM S AND SE
QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 52N148W 1016 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.36 HOUR FORECAST LOW DISSIPATED.

.24 HOUR FORECAST EXCEPT WHERE NOTED IN WARNINGS SECTION OVER
FORECAST WATERS W OF A LINE FROM 57N175E TO 45N180W TO 30N170E
WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST EXCEPT WHERE NOTED WITH LOW 52N167E AND FRONT
IN WARNINGS SECTION...W OF A LINE FROM 60N177W TO 52N164W TO
42N163W AND WITHIN 480 NM E OF FRONT FROM 36N TO 42N AND WITHIN
240 NM SE OF FRONT S OF 36N WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 360 NM S OF
A LINE FROM 44N135W TO 38N159W AND OVER FORECAST WATERS FROM 41N
TO 50N W OF 167E.
.24 HOUR FORECAST DENSE FOG WITHIN 360 NM S OF A LINE FROM
44N134W TO 45N143W TO 39N153W AND FROM 40N TO 49N BETWEEN 177E
AND 170E.
.48 HOUR FORECAST DENSE FOG WITHIN AN AREA BOUNDED BY A LINE
FROM 49N140W TO 43N132W TO 37N148W TO 49N140W...FROM 40N TO 47N
BETWEEN 170W AND 174W AND FROM 30N TO 35N W OF 165E.

.HIGH 33N139W 1030 MB MOVING NE 05 KT.
.24 HOUR FORECAST HIGH 35N137W 1029 MB.
.48 HOUR FORECAST HIGH 38N134W 1030 MB.

.HIGH 34N172E 1031 MB MOVING E 25 KT.
.24 HOUR FORECAST HIGH 35N179W 1031 MB.
.48 HOUR FORECAST HIGH 33N172W 1029 MB.

.24 HOUR FORECAST NEW HIGH 47N136W 1028 MB.
.48 HOUR FORECAST HIGH 45N129W 1030 MB.

.48 HOUR FORECAST HIGH 39N169E 1019 MB.

.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 THU APR 27.
24 HOUR FORECAST VALID 0600 UTC FRI APR 28.
48 HOUR FORECAST VALID 0600 UTC SAT APR 29.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 29N BETWEEN 119W AND 122W NW TO N WINDS 20 TO 25 KT. SEAS
10 TO 11 FT. ELSEWHERE N OF 23N BETWEEN 116W AND 126W WINDS 20
KT OR LESS. SEAS TO 10 FT PRIMARILY IN NW SWELL.
.12 HOUR FORECAST N OF 29N BETWEEN 118W AND 124W NW WINDS 20 TO
25 KT. SEAS 9 TO 12 FT. ELSEWHERE N OF 24N BETWEEN 116W AND 127W
WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN NW SWELL.
.24 HOUR FORECAST N OF 28N BETWEEN 118W AND 124W NW TO N WINDS
20 TO 25 KT. SEAS 9 TO 12 FT. ELSEWHERE N OF 23N BETWEEN 115W
AND 130W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 119W AND 125W NW TO N WINDS
20 TO 25 KT. SEAS 9 TO 11 FT IN NW SWELL. ELSEWHERE N OF 20N
BETWEEN 115W AND 140W WINDS 20 KT OR LESS. SEAS TO 9 FT PRIMARILY
IN NW SWELL.

.FROM 06N TO 16N W OF 130W WINDS 20 KT OR LESS. SEAS TO 8 FT IN
MIXED NE AND NW SWELL.
.12 HOUR FORECAST FROM 06N TO 25N W OF 130W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST FROM 07N TO 22N W OF 130W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 08N TO 12N W OF 138W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED SWELL.

.12 HOUR FORECAST S OF LINE FROM 03.4S104W TO 00N120W WINDS 20 KT
OR LESS. SEAS TO 9 FT PRIMARILY IN S SWELL.
.24 HOUR FORECAST S OF LINE FROM 03.4S100W TO 03N128W WINDS 20 KT
OR LESS. SEAS TO 10 FT PRIMARILY IN S SWELL.
.48 HOUR FORECAST S OF LINE FROM 03.4S90W TO 10N109W TO 10N127W
WINDS 20 KT OR LESS. SEAS TO 10 FT PRIMARILY IN S SWELL.

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

CONVECTION VALID AT 0900 UTC THU APR 27...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH FROM 08N87W TO 08N90W TO 07N107W. ITCZ FROM 07N107W TO
03N127W TO 02N140W. SCATTERED MODERATE ISOLATED STRONG WITHIN 45
NM OF 09.5N85.5W...AND WITHIN 120 NM OF LINE FROM 03N90W TO
07N110W TO 05N133W.

.FORECASTER NELSON. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0600 UTC APR 27 2017.
24 HOUR FORECAST VALID 0600 UTC APR 28 2017.
48 HOUR FORECAST VALID 0600 UTC APR 29 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N164W TO 25N169W TO 22N175W TO 18N172E TO 19N160E
MOVING E 15 KT E OF 175W AND NEARLY STATIONARY ELSEWHERE. NE TO
E WINDS 20 TO 25 KT BETWEEN FRONT AND A LINE FROM 30N171W TO
26N180W TO 25N163E TO 23N160E.
.24 HOUR FORECAST FRONT FROM 30N156W TO 23N161W TO 20N175W. NE
TO E WINDS 20 TO 25 KT BETWEEN FRONT AND 170W...AND FROM 08N TO
24N BETWEEN 170W AND 167W.
.48 HOUR FORECAST FRONT FROM 30N153W TO 27N153W TO 21N157E. S TO
SE WINDS 20 TO 25 KT N OF 28N BETWEEN 147W AND 151W. N TO NE
WINDS 20 TO 25 KT BETWEEN FRONT AND 160W...AND IN AREA BETWEEN
18N AND 26N FROM 160W TO 170W. NE TO E WINDS 20 TO 25 KT FROM
08N TO 23N BETWEEN 170W AND 168E.

.SE WINDS 20 TO 25 KT N AND W OF LINE FROM 30N163E TO 26N160E.
.24 HOUR FORECAST S WINDS 20 TO 25 KT N OF LINE FROM 30N166E TO
27N160E.
.48 HOUR FORECAST S TO SW WINDS 20 TO 25 KT N OF LINE FROM
30N165E TO 28N160E.

.RIDGE FROM 30N153W TO 28N160W TO 25N166W MOVING E 10 KT AND
ERODING FROM THE W.

.RIDGE FROM 30N166E TO 27N160E MOVING SE SLOWLY.

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

.SEAS 8 TO 9 FT W OF A LINE FROM 26N177W TO 23N179W TO 17N163E.
SEAS 8 TO 9 FT FROM 06N TO 10N BETWEEN 155W AND 166W.
.24 HOUR FORECAST SEAS 8 TO 11 FT IN AREA BOUNDED BY 30N167W
25N165W 15N173E 20N160E 25N173E 25N174W 30N167W.
.48 HOUR FORECAST SEAS 8 TO 10 FT IN AREA BOUNDED BY 27N162W
27N156W 20N162W 16N171W 24N171W 27N162W...AND FROM 08N TO 23N
BETWEEN 171W AND 169E.

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

.ISOLATED MODERATE TSTMS S OF 06N W OF 177W...S OF 08N E OF
170W...AND WITHIN 60 NM OF 11N172W.

$$

.HONOLULU HI.


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