High Seas Forecast
Issued by NWS

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000
FZPN02 KWBC 232325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC THU FEB 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC FEB 23.
24 HOUR FORECAST VALID 1800 UTC FEB 24.
48 HOUR FORECAST VALID 1800 UTC FEB 25.

.WARNINGS.

...STORM WARNING...
.LOW W OF FORECAST AREA 43N153E 984 MB MOVING NE 25 KT. OVER
FORECAST WATERS W OF A LINE FROM 31N160E TO 37N165E TO 45N165E
WINDS 25 TO 40 KT. SEAS 11 TO 18 FT.
.06 HOUR FORECAST LOW W OF FORECAST AREA 46N156E 979 MB. W OF A
LINE FROM 37N160E TO 46N166E AREA OF S WINDS 40 TO 50 KT. SEAS
15 TO 25 FT.
.24 HOUR FORECAST LOW 51N164E 966 MB. WITHIN 240 NM S
SEMICIRCLE...AND WITHIN 120 NM EITHER SIDE OF A LINE FROM
55N176E TO 49N175E TO 42N170E WINDS 40 TO 50 KT. SEAS 20 TO 30
FT. ELSEWHERE WITHIN 840 NM NE AND E...AND 1140 NM S QUADRANTS
WINDS 25 TO 40 KT. SEAS 13 TO 26 FT.
.48 HOUR FORECAST LOW NW OF FORECAST AREA 62N176E 979 MB. OVER
ICE FREE FORECAST WATERS WITHIN 300 NM SE QUADRANT WINDS 40 TO
50 KT. SEAS IN ICE FREE WATERS 27 TO 37 FT. ELSEWHERE WITHIN 780
NM SE AND SW AND 540 NM S QUADRANTS...AND WITHIN 180 NM EITHER
SIDE OF A LINE FROM 54N171W TO 43N177E TO 33N163E WINDS 25 TO 40
KT. SEAS IN ICE FREE WATERS 12 TO 24 FT...HIGHEST SE...S...AND
SW QUADRANTS.

...GALE WARNING...
.LOW 38N155W 1025 MB MOVING S 10 KT WITH SECOND LOW 35N149W 1020
MB MOVING SE 05 KT. WITHIN 360 NM NE QUADRANT OF FIRST LOW...AND
WITHIN 300 NM NE AND BETWEEN 90 NM AND 360 NM SE QUADRANTS OF
SECOND LOW WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE WITHIN
540 NM SW QUADRANT OF FIRST LOW...AND WITHIN 360 NM SW AND 420
NM SE QUADRANTS OF SECOND LOW WINDS TO 25 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST FIRST LOW ABSORBED BY SECOND LOW 33N146W 1008
MB. BETWEEN 120 NM AND 360 NM N QUADRANT WINDS 30 TO 40 KT. SEAS
9 TO 16 FT. ELSEWHERE WITHIN 660 NM N AND E...180 NM S...AND 480
NM W QUADRANTS WIND 20 TO 30 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 35N146W 1010 MB. WITHIN 360 NM NW AND 420
NM NE QUADRANTS WINDS 30 TO 40 KT. SEAS 12 TO 22 FT...HIGHEST NW
QUADRANT. ELSEWHERE WITHIN 600 NM N...180 NM E...240 NM S...AND
360 NM W QUADRANTS...AND FROM 30N TO 35N BETWEEN 131W AND 135W
WINDS 20 TO 30 KT. SEAS 10 TO 19 FT.

...GALE WARNING...
.LOW 44N165W 1016 MB MOVING NE 25 KT. EXCEPT AS DESCRIBED WITH
LOW 56N169W BELOW...WITHIN 540 NM NE AND 300 NM SE QUADRANTS
WINDS 25 TO 35 KT. SEAS 12 TO 20 FT. ELSEWHERE WITHIN 90 NM
EITHER SIDE OF A LINE FROM 40N164W TO 35N167W TO 31N172W WINDS
20 TO 30 KT. SEAS 9 TO 16 FT. ALSO WITHIN 240 NM W QUADRANT
WINDS LESS THAN 25 KT. SEAS 12 TO 18 FT.
.24 HOUR FORECAST LOW DISSIPATED. FROM 50N TO 55N BETWEEN 155W
AND 159W AREA OF S TO SW WINDS TO 25 KT. SEAS 10 TO 15 FT.
.48 HOUR FORECAST FROM 50N TO 55N BETWEEN 155W AND 159W WINDS
LESS THAN 25 KT. SEAS TO 12 FT.

...GALE WARNING...
.LOW JUST NW OF FORECAST AREA 57N175E 972 MB MOVING NE 15 KT.
OVER FORECAST WATERS WITHIN 360 NM SE SEMICIRCLE WINDS 35 TO 45
KT. SEAS 18 TO 30 FT. ELSEWHERE WITHIN 360 NM NE...660 NM SE AND
SW...AND 840 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 15 TO 27 FT.
.24 HOUR FORECAST LOW NW OF FORECAST AREA 63N178W 996 MB. EXCEPT
AS DESCRIBED WITH LOW 51N164E ABOVE...OVER ICE FREE FORECAST
WATERS WITHIN 540 NM SE QUADRANT WINDS 25 TO 40 KT. SEAS IN ICE
FREE AREAS 12 TO 20 FT.
.48 HOUR FORECAST LOW AND CONDITIONS ABSORBED BY LOW 62N176E
ABOVE.

...GALE WARNING...
.LOW 56N169W 1002 MB MOVING N 35 KT. OVER ICE FREE FORECAST
WATERS WITHIN 480 NM E...660 NM SE...AND 240 NM S QUADRANTS
WINDS 25 TO 40 KT. SEAS IN ICE FREE WATERS 18 TO 25 FT.
.24 HOUR FORECAST LOW MOVED N OF AREA. CONDITIONS DESCRIBED IN
WARNINGS SECTION ABOVE AND IN SYNOPSIS AND FORECAST SECTION
BELOW.

...GALE WARNING...
.24 HOUR FORECAST FROM 56N TO 59N BETWEEN 145W AND 155W AREA OF
SW TO W WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.36 HOUR FORECAST FROM 57N TO 59N BETWEEN 145W AND 152W AREA OF
W TO NW WINDS 25 TO 35 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST OVER FORECAST WATERS WITHIN 420 NM NE OF A
LINE FROM 56N154W TO 49N135W WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 35N162W 1019 MB. FROM 30N TO 48N
BETWEEN 161W AND 170W WINDS 20 TO 30 KT. SEAS 9 TO 15 FT.
.42 HOUR FORECAST LOW 35N162W 1014 MB. WITHIN 240 NM N QUADRANT
WINDS 30 TO 40 KT. SEAS 12 TO 18 FT.
.48 HOUR FORECAST LOW 34N163W 1011 MB. EXCEPT AS DESCRIBED WITH
LOW 35N146W ABOVE...WITHIN 420 NM W...540 NM N...AND 360 NM E
QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 19 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 54N168W IS IN A STATE OF UNREST. MARINERS
TRAVELING IN THE VICINITY OF THE 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.

.LOW 49N139W 1028 MB MOVING SE 15 KT. WITHIN 90 NM N AND 240 NM
S QUADRANTS WINDS TO 25 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
48N127W BELOW.

.OVER FORECAST WATERS E OF A LINE FROM 30N122W TO 39N125W AREA
OF N TO NW WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST FROM 30N TO 34N E OF 122W WINDS TO 25 KT. SEAS
TO 8 FT.
.48 HOUR FORECAST LITTLE CHANGE.

.EXCEPT AS DESCRIBED IN WARNINGS SECTION ABOVE...OVER FORECAST
WATERS FROM 30N TO 44N BETWEEN 170W AND 166E WINDS TO 25 KT.
SEAS 11 TO 18 FT.
.24 HOUR FORECAST WITHIN 240 NM EITHER SIDE OF A LINE FROM
53N165W TO 38N177W WINDS TO 25 KT. SEAS 9 TO 16 FT.
.48 HOUR FORECAST WINDS TO 25 KT. SEAS TO 9 FT.

.24 HOUR FORECAST NEW LOW 48N127W 1016 MB. WITHIN 540 NM NW AND
420 NM W QUADRANTS AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 8 TO
14 FT.
.48 HOUR FORECAST LOW 39N126W 1018 MB. WITHIN 300 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 12 FT.

.48 HOUR FORECAST EXCEPT AS DESCRIBED IN WARNINGS SECTION
ABOVE...OVER FORECAST WATERS W OF A LINE FROM 32N172E TO 50N171W
WINDS TO 25 KT. SEAS 10 TO 20 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 46N TO 51N
BETWEEN 162W AND 164W AND FROM 55N TO 58N BETWEEN 160W AND 166W.
.24 HOUR FORECAST DENSE FOG WITHIN 90 NM EITHER SIDE OF A LINE
FROM 49N159W TO 56N156W AND WITHIN 120 NM EITHER SIDE OF A LINE
FROM 50N175E TO 39N166E.
.48 HOUR FORECAST DENSE FOG WITHIN 90 NM EITHER SIDE OF A LINE
FROM 43N175E TO 48N179W AND WITHIN 90 NM OF 58N171W.

.HIGH 48N150W 1040 MB MOVING N 05 KT.
.24 HOUR FORECAST HIGH 51N150W 1040 MB.
.48 HOUR FORECAST HIGH 50N156W 1045 MB.

.HIGH 33N162W 1028 MB MOVING SE 05 KT.
.24 HOUR FORECAST HIGH 30N160W 1025 MB.
.48 HOUR FORECAST HIGH S OF AREA.

.HIGH 33N174E 1030 MB MOVING NE 40 KT.
.24 HOUR FORECAST HIGH 45N172W 1038 MB.
.48 HOUR FORECAST HIGH 53N157W 1044 MB.

.24 HOUR FORECAST NEW HIGH 36N128W 1029 MB.
.48 HOUR FORECAST HIGH 32N127W 1025 MB.

.48 HOUR FORECAST HIGH 44N167E 1025 MB.

.FORECASTER FIGURSKEY. 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 1800 UTC THU FEB 23.
24 HOUR FORECAST VALID 1800 UTC FRI FEB 24.
48 HOUR FORECAST VALID 1800 UTC SAT FEB 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 24.5N E OF 120W NW TO N WINDS 20 TO 25 KT. SEAS 8 TO 12
FT. FROM 22.5N TO 25N W OF 136W E WINDS 20 TO 25 KT. SEAS 8 TO 9
FT. ELSEWHERE N OF LINE 07N140W TO 06N132W TO 03.5N126W TO
21N111W...EXCEPT N OF 24.5N W OF 124W...WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN MIXED NW AND NE SWELL.
.24 HOUR FORECAST COLD FRONT W OF AREA. N OF 29N W OF 137W S
WINDS 20 TO 25 KT. SEAS 9 FT. ELSEWHERE NW OF LINE FROM 30N135W
TO 21N140W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN NW SWELL. N OF
17.5N BETWEEN 110W AND 122W WINDS 20 KT OR LESS. SEAS TO 10 FT
IN MIXED NW AND N SWELL. N OF 18N BETWEEN 110W AND 122W WINDS 20
KT OR LESS. SEAS 8 TO 9 FT IN MIXED NW AND NE SWELL.
.36 HOUR FORECAST COLD FRONT FROM 30N138.5W TO 27N140W. N OF E
OF FRONT TO 135W S WINDS 20 TO 30 KT. SEAS 8 TO 11 FT. W OF
FRONT WINDS 20 KT OR LESS. SEAS 9 TO 10 FT IN NW SWELL.
ELSEWHERE W OF LINE FROM 30N131W TO 16N140W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 30N135W TO 25N140W. N OF 28N E
OF FRONT TO 133W S WINDS 20 TO 25 KT. SEAS 8 TO 10 FT.
ELSEWHERE W OF LINE FROM 30N131W TO 19N132W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN NW SWELL.

.GULF OF CALIFORNIA FROM 26N TO 29N NW TO N WINDS 20 TO 25 KT.
SEAS LESS THAN 8 FT.
.12 HOUR FORECAST GULF OF CALIFORNIA WINDS 20 KT OR LESS. SEAS
LESS THAN 8 FT.
.24 HOUR FORECAST LITTLE CHANGE.
.30 HOUR FORECAST GULF OF CALIFORNIA FROM 23N TO 28N NW TO N
WINDS 20 TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST 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 2130 UTC THU FEB 23...

.SURFACE TROUGH FROM 06N90W TO 03N93W. ISOLATED MODERATE FROM
04N TO 06N BETWEEN 85W AND 88W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

THERE IS NO ITCZ OVER THE FORECAST WATERS NORTH OF THE EQUATOR.
NO SIGNIFICANT CONVECTION.


.FORECASTER STRIPLING. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1800 UTC FEB 23 2017.
24 HOUR FORECAST VALID 1800 UTC FEB 24 2017.
48 HOUR FORECAST VALID 1800 UTC FEB 25 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.FRONT FROM 30N173W TO 25N178W TO 20N179E. FRONT MOVING E 15 KT
N OF 26N...NEARLY STATIONARY ELSEWHERE. NE WINDS 20 TO 25 KT
WITHIN 180 NM N OF FRONT. ISOLATED MODERATE TSTMS WITHIN 180 NM
SE OF FRONT E OF 176E.
.24 HOUR FORECAST FRONT FROM 30N165W TO 28N171W TO 24N175E. NE
WINDS 20 TO 25 KT WITHIN 180 NM N OF FRONT E OF 179E.
.48 HOUR FORECAST FRONT FROM 30N158W TO 27N163W TO 25N172W.
WINDS DIMINISHED TO 20 KT OR LESS.

.FRONT FROM 30N147W TO 27N152W TO 26N159W MOVING SE 10 KT.
ISOLATED TSTMS WITHIN 90 NM E OF FRONT N OF 29N.
.24 HOUR FORECAST FRONT FROM 30N143W TO 28N144W TO 25N148W.
WINDS 20 TO 25 KT WITHIN 180 NM NW OF FRONT.
.48 HOUR FORECAST FRONT MOVED E OF AREA AND MERGED WITH TROUGH
DESCRIBED BELOW. WINDS DIMINISHED TO 20 KT OR LESS.

.TROUGH FROM 26N143W TO 21N146W TO 15N147W MOVING E 10 KT. WINDS
20 TO 25 KT FROM 22N TO 24N E OF 142W. SCATTERED MODERATE TSTMS
WITHIN 240 NM E OF TROUGH N OF 19N. ISOLATED TSTMS WITHIN 90 NM
OF TROUGH S OF 19N.
.24 HOUR FORECAST TROUGH FROM 28N142W TO 19N143W TO 13N146W.
WINDS DIMINISHED TO 20 K OR LESS.
.48 HOUR FORECAST TROUGH FROM 20N140W TO 16N142W.

.NE TO E WINDS 20 TO 25 KT FROM 12N TO 16N BETWEEN 156W AND
178E...AND FROM 06N TO 14N W OF 178E.
.24 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 06N TO 15N W OF
168E.
.48 HOUR FORECAST NE TO E WINDS 20 TO 25 KT FROM 08N TO 16N W OF
164E.

.RIDGE FROM 30N164W TO 25N176W NEARLY STATIONARY AND ERODING
FROM THE W.

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

.SEAS 12 TO 14 FT N OF A LINE FROM 30N172W TO 23N178E TO
20N168E. SEAS 8 TO 12 FT ELSEWHERE N OF A LINE FROM 30N143W TO
08N154W TO 02N176W TO 06N171E...AND N OF 14N W OF 171E.
.24 HOUR FORECAST SEAS 8 TO 11 FT N OF A LINE FROM 19N140W TO
02N178E TO 06N160E.
.48 HOUR FORECAST SEAS 8 TO 10 FT N OF A LINE FROM 24N140W TO
06N170W TO 05N160E.

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

.ITCZ FROM 08N140W TO 06N154W TO 06N162W TO 03N179W. ISOLATED
MODERATE TSTMS WITHIN 90 NM OF ITCZ.

.SCATTERED MODERATE TSTMS FROM 03N TO 07N W OF 170E...AND FROM
01N TO 06N BETWEEN 170E AND 179W.

$$

.FORECASTER BRAVENDER. HONOLULU HI.


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