High Seas Forecast
Issued by NWS

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000
FZPN02 KWBC 210525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC SAT JAN 21 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.
ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

PAN PAN

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

SYNOPSIS VALID 0000 UTC JAN 21.
24 HOUR FORECAST VALID 0000 UTC JAN 22.
48 HOUR FORECAST VALID 0000 UTC JAN 23.

.WARNINGS.

...HURRICANE FORCE WIND WARNING...
.12 HOUR FORECAST LOW 40N162E 982 MB. FRONT TO EXTEND FROM
45N177E TO 42N170E TO LOW CENTER. OVER FORECAST WATERS WITHIN
300 NM SW AND 480 NM S QUADRANTS WINDS 40 TO 50 KT. SEAS 16 TO
28 FT. ELSEWHERE WITHIN 240 NM W QUADRANT AND WITHIN 360 NM SE
AND S OF FRONT WINDS 30 TO 45 KT. SEAS 14 TO 24 FT.
.24 HOUR FORECAST LOW 45N170E 967 MB. BETWEEN 300 NM AND 660 NM
S QUADRANT AND BETWEEN 180 NM AND 480 NM SE QUADRANT WINDS 40 TO
55 KT. SEAS 23 TO 36 FT. ELSEWHERE W OF A LINE FROM 54N180W TO
46N165W TO 42N164W TO 30N180W WINDS 30 TO 40 KT. SEAS 10 TO 18
FT...EXCEPT S OF 44N 1 OF 172W 15 TO 31 FT.
.48 HOUR FORECAST LOW 50N180W 945 MB. FRONT TO EXTEND FROM
52N180W TO 54N172W TO 50N162W TO 40N165W TO 30N175W. FROM 40N TO
46N BETWEEN 175W AND 174E AND BETWEEN 90 NM AND 300 NM W
SEMICIRCLE WINDS 50 TO 65 KT. SEAS 28 TO 42 FT. ALSO BETWEEN 180
NM AND 780 NM S QUADRANT AND WITHIN 480 NM W AND NW QUADRANTS
AND WITHIN 240 NM N AND E OF FRONT N OF 36N WINDS 40 TO 55 KT.
SEAS 19 TO 35 FT...EXCEPT E OF 167W 12 TO 24 FT. ELSEWHERE
WITHIN 960 NM S AND SE...660 NM SW AND 600 NM N QUADRANTS AND
360 NM NE AND E OF FRONT WINDS 25 TO 40 KT. SEAS 16 TO 31
FT...EXCEPT NE AND E OF FRONT 9 TO 19 FT.

...STORM WARNING...
.COMPLEX LOW WITH MAIN CENTER 46N133W 975 MB MOVING NE 15 KT
NEXT 12 HOURS THEN TURNING NW. FROM 35N TO 43N BETWEEN 131W AND
137W AND BETWEEN 120 NM AND 300 NM SW QUADRANT WINDS 35 TO 50
KT. SEAS 28 TO 42 FT. ELSEWHERE BETWEEN 180 NM AND 840 NM S
QUADRANT AND WITHIN 300 NM W QUADRANT WINDS 25 TO 40 KT. SEAS 16
TO 30 FT... HIGHEST IN S QUADRANT.
.24 HOUR FORECAST LOW 50N138W 982 MB. EXCEPT WHERE NOTED WITH
LOW 44N140W BELOW...WITHIN 600 NM W QUADRANT WINDS 25 TO 35 KT.
SEAS 9 TO 16 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
46N132W BELOW.

...STORM WARNING...
.LOW 40N148W 1002 MB MOVING E 30 KT AND RAPIDLY INTENSIFYING
NEXT 24 HOURS THEN TURNING MORE N AND SLOWING. WITHIN 780 NM W
QUADRANT WINDS 25 TO 40 KT. SEAS 13 TO 18 FT.
.24 HOUR FORECAST LOW 41N133W 978 MB. WITHIN 180 NM S AND SE
QUADRANTS WINDS 40 TO 50 KT. SEAS 17 TO 25 FT. ELSEWHERE WITHIN
180 NM NE AND W...300 NM SE AND 600 NM S QUADRANTS WINDS 25 TO
40 KT. SEAS 14 TO 23 FT.
.36 HOUR FORECAST LOW 44N131W 966 MB. WITHIN 180 NM SE AND S AND
120 NM NE QUADRANTS WINDS 45 TO 60 KT. SEAS 18 TO 29 FT.
ELSEWHERE WITHIN 780 NM W AND SW...300 NM SE AND E AND 240 NM N
QUADRANTS WINDS 30 TO 45 KT. SEAS 13 TO 25 FT.
.48 HOUR FORECAST LOW 46N132W 969 MB. WITHIN 360 NM SW AND 240
NM W QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 31 FT...HIGHEST IN
SW QUADRANT. ELSEWHERE FROM 30N TO 50N BETWEEN 130W AND 144W AND
WITHIN 420 NM E QUADRANT WINDS 25 TO 40 KT. SEAS 12 TO 27
FT...HIGHEST NEAR 35N139W.

...STORM WARNING...
.LOW 47N147W 991 MB MOVING SE 15 KT. WITHIN 120 NM SW SEMICIRCLE
WINDS 40 TO 50 KT. SEAS 18 TO 25 FT. ELSEWHERE EXCEPT WHERE
PREVIOUSLY NOTED WITHIN 240 NM SW SEMICIRCLE AND 360 NM S
QUADRANT WINDS 25 TO 40 KT. SEAS 13 TO 23 FT.
.24 HOUR FORECAST LOW 44N140W 980 MB. WITHIN 240 NM W AND 300 NM
SW QUADRANTS WINDS 40 TO 50 KT. SEAS 21 TO 30 FT. ELSEWHERE
WITHIN 180 NM NW AND 300 NM S QUADRANTS AND FROM 30N TO 48N
BETWEEN 140W AND 153W WINDS 25 TO 40 KT. SEAS 12 TO 22 FT.
.48 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
46N132W ABOVE.

...GALE WARNING...
.LOW 48N165E 993 MB MOVING NE 15 KT. FRONT EXTENDS FROM 49N166E
TO 45N176E TO 41N171E. WITHIN 240 NM NW SEMICIRCLE AND WITHIN
180 NM NE AND E OF FRONT EXCEPT BETWEEN THE FRONT AND 179W S OF
45N WINDS 25 TO 40 KT. SEAS 10 TO 15 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS MERGED WITH LOW
45N170E DESCRIBED ABOVE.

...GALE WARNING...
.LOW 38N163E 998 MB MOVING NE 25 KT. OVER FORECAST WATERS WITHIN
420 NM SE SEMICIRCLE WINDS 30 TO 45 KT. SEAS 13 TO 25 FT.
.12 HOUR FORECAST LOW DISSIPATED AND CONDITIONS MERGED WITH LOW
40N162E DESCRIBED ABOVE.

...GALE WARNING...
.COMPLEX LOW WITH MEAN CENTER 57N154W 993 MB MOVING NE 05 KT.
FROM 52N TO 59N BETWEEN 159W AND 165W AREA OF NW WINDS 25 TO 35
KT. SEAS IN ICE FREE WATERS TO 11 FT.
.24 HOUR FORECAST LOW 58N150W 996 MB. WITHIN 360 NM SW QUADRANT
WINDS 25 TO 35 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 59N147W 997 MB. WITHIN 360 NM SE AND S AND
240 NM W QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 33N149W 1009 MB MOVING NE 35 KT. ASSOCIATED CONDITIONS
INCLUDED WITH LOW 40N148W ABOVE.
.12 HOUR FORECAST LOW 36N139W 1000 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 30 TO 45 KT. SEAS 17 TO 23 FT.
.24 HOUR FORECAST LOW AND CONDITIONS MERGED WITH LOW 41N133W
ABOVE.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF A LINE FROM 57N160W TO 57N170W TO 60N179W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N152W TO 57N157W TO 61N176W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 58N151W TO 57N160W TO 60N178W.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF BOGOSLOF VOLCANO ARE URGED TO
EXERCISE CAUTION. IF MARINERS ENCOUNTER ANY VOLCANIC
ASH...REPORT THE OBSERVATION TO THE OCEAN PREDICTION CENTER BY
CALLING 301-683-1520.

.EXCEPT AS DESCRIBED IN WARNINGS SECTION ABOVE LIGHT TO MODERATE
FREEZING SPRAY OVER FORECAST WATERS N OF A LINE FROM 50N172E TO
53N170W TO 56N160W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 57N155W TO 53N160W TO 58N180W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 55N150W TO 54N157W TO 58N178E.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 41N TO 45N
BETWEEN 177E AND 172E.
.24 HOUR FORECAST DENSE FOG WITHIN 360 NM SE OF A LINE FROM
48N170W TO 49N180W TO 44N170E.
.48 HOUR FORECAST DENSE FOG FROM 41N TO 51N BETWEEN 156W AND
164W.

.HIGH 35N174W 1036 MB MOVING SE 25 KT.
.24 HOUR FORECAST HIGH 33N162W 1033 MB.
.48 HOUR FORECAST HIGH 32N151W 1032 MB.

.HIGH 56N146W 1003 MB MOVING E 10 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.48 HOUR FORECAST HIGH 31N164E 1025 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 0000 UTC SAT JAN 21.
24 HOUR FORECAST VALID 0000 UTC SUN JAN 22.
48 HOUR FORECAST VALID 0000 UTC MON JAN 23.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N119W TO 26N128W TO 25N132W. N OF 28N BETWEEN
116W AND 132W W TO NW WINDS 20 TO 25 KT. SEAS 12 TO 18 FT IN NW
SWELL. ELSEWHERE W OF LINE FROM 26N113W TO 06N140W WINDS 20 KT
OR LESS. SEAS 8 TO 17 FT IN NW SWELL.
.24 HOUR FORECAST FIRST FRONT DISSIPATED OVER MEXICO. NEW COLD
FRONT FROM 30N133W TO 26N140W. N OF 27N WITHIN 240 NM E OF FRONT
SW WINDS 20 TO 30 KT. SEAS 16 TO 22 FT IN NW SWELL. W OF FRONT
NW WINDS 20 TO 30 KT. SEAS 15 TO 20 FT IN NW SWELL. ELSEWHERE NW
OF LINE FROM 22N109W 17N109W TO 04N140W WINDS 20 KT OR LESS.
SEAS 8 TO 24 FT IN NW SWELL...HIGHEST N OF 24N.
.48 HOUR FORECAST COLD FRONT FROM 30N123W TO 22N132W. N OF 28N
WITHIN 90 NM E OF FRONT SW WINDS 20 TO 25 KT. SEAS 14 TO 17 FT
IN NW SWELL. N OF 26N W OF FRONT W TO NW WINDS 20 TO 30 KT. SEAS
15 TO 24 FT IN NW SWELL. FROM 12N TO 23N W OF 136W NE WINDS 20
TO 25 KT. SEAS 10 TO 15 FT. ELSEWHERE N OF LINE FROM 16N102W TO
07N109W TO 02N140W WINDS 20 KT OR LESS. SEAS 8 TO 17 FT IN NW
SWELL.

.GULF OF CALIFORNIA N OF 30N SW WINDS 20 TO 30 KT. SEAS TO 9 FT.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.
.48 HOUR FORECST FROM 18N TO 24N BETWEEN 105W AND 109W...
INCLUDING GULF OF CALIFORNIA...NW WINDS 20 TO 25 KT. SEAS TO 12
FT IN NW SWELL.

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

CONVECTION VALID AT 0300 UTC SAT JAN 21...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 05N93W TO 04N140W. NO SIGNIFICANT CONVECTION.

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 0000 UTC JAN 21 2017.
24 HOUR FORECAST VALID 0000 UTC JAN 22 2017.
48 HOUR FORECAST VALID 0000 UTC JAN 23 2017.

.WARNINGS.

...GALE WARNING...
.FRONT 30N153W TO 22N170W TO 20N176E MOVING E 25 KT N OF 23N AND
SE 10 KT ELSEHWERE. WINDS NE 25 TO 35 KT WITHIN 240 NM OF FRONT
W OF 165W. WINDS NE AND E 20 TO 25 KT ELSEWHERE W OF A LINE FROM
30N150W TO 20N170W TO 10N165W.
.24 HOUR FORECAST FRONT 25N140W TO 20N160W TO 19N177W. WINDS E
TO NE 30 TO 35 KT N WITHIN 240 MILES OF FRONT W OF 150W. WINDS
20 TO 30 KT ELSEWHERE N OF A LINE FROM 25N140W TO 06N160W TO
06N175E.
.48 HOUR FORECAST FRONT 19N140W TO 18N165W. WINDS E TO NE 25 TO
35 KT WITHIN 240 NM OF FRONT. WINDS E TO NE 20 TO 30 KT
ELSEWHERE N OF 08N E OF 170W.

...GALE WARNING...
.FRONT APPROACHING FORECAST AREA FROM W.
.12 HOUR FORECAST FRONT NEAR 30N160E. WINDS S TO SW 30 TO 35 KT
N OF 26N W OF 172E. WINDS 20 TO 30 KT ELSEWHERE N OF 25N W OF
175E.
.24 HOUR FORECAST FRONT 30N171E TO 20N160E. WINDS S TO SW 30 TO
40 KT N OF 27N W OF 180E. WINDS 20 TO 30 KT ELSEWHERE N OF 23N W
OF 175E.
.48 HOUR FORECAST FRONT 30N176W TO 23N170E TO 21N160E. WINDS S
AND SW 20 TO 35 KT N OF 27N BETWEEN 165W AND 180E.

.SYNOPSIS AND FORECAST.

.FRONT 28N140W TO 30N143W MOVING E SLOWLY.
.24 HOUR FORECAST MOVED E OF FORECAST WATERS.

.HIGH NEAR 26N147W 1023 MB MOVING E 15 KT. RIDGE FROM HIGH TO
23N140W.
.24 HOUR FORECAST HIGH MOVED E OF FORECAST WATERS.

.RIDGE 30N175E TO 23N160E MOVING SE 15 KT.

.WINDS 20 KT OR LESS ELSEWHERE.

.SEAS 12 TO 16 FT N OF A LINE FROM 26N140W TO 26N150W TO
30N167W. SEAS 8 TO 12 FT ELSEWHERE N OF 05N. SEAS 8 TO 9 FT S OF
05N BETWEEN 150W AND 165W.
.24 HOUR FORECAST SEAS 12 TO 22 FT W OF A LINE FROM 30N175E TO
25N160E. SEAS 12 TO 18 FT N OF 25N E OF 160W. SEAS 12 TO 14 FT
FROM 10N TO 25N BETWEEN 165W TO 175E. SEAS 8 TO 12 FT ELSEWHERE
N OF 05N.
.48 HOUR FORECAST SEAS 12 TO 20 FT W OF A LINE FROM 30N177W TO
18N160E...AND N OF 19N E OF 150W. SEAS 12 TO 14 FT BETWEEN 15N
AND 24N FROM 150W TO 178W. SEAS 8 TO 12 FT ELSEWHERE N OF 04N.

.ISOLATED TSTMS FROM 03N TO 10N BETWEEN 160W TO 175W.

$$

.FORECASTER MORRISON. HONOLULU HI.



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