High Seas Forecast
Issued by NWS

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000
FZPN02 KWBC 220525
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0545 UTC WED NOV 22 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

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

SYNOPSIS VALID 0000 UTC NOV 22.
24 HOUR FORECAST VALID 0000 UTC NOV 23.
48 HOUR FORECAST VALID 0000 UTC NOV 24.

.WARNINGS.

...STORM WARNING...
.OVER ICE FREE FORECAST WATERS N OF 62N AND W OF ALASKA WINDS 40
TO 50 KT. SEAS 12 TO 24 FT. ELSEWHERE NE OF A LINE FROM 62N175W
TO 58N166W TO 49N165W TO 49N159W WINDS 25 TO 40 KT. SEAS 8 TO 16
FT.
.24 HOUR FORECAST CONDITIONS N OF AREA.

...STORM WARNING...
.LOW 51N170E 1002 MB MOVING NE 35 KT AND RAPIDLY INTENSIFYING.
OVER FORECAST WATERS WITHIN 540 NM E...840 NM SE...AND 960 NM SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 15 FT.
.24 HOUR FORECAST LOW 61N171W 968 MB. WITHIN 360 NM S AND 420 NM
SW QUADRANTS WINDS 45 TO 60 KT. SEAS 18 TO 28 FT. ELSEWHERE
WITHIN 240 NM N...720 NM SE...AND 600 NM SW QUADRANTS WINDS 30
TO 45 KT. SEAS 11 TO 22 FT.
.48 HOUR FORECAST LOW 56N154W 981 MB. WITHIN 420 NM SW
SEMICIRCLE WINDS 45 TO 60 KT. SEAS 18 TO 34 FT. ELSEWHERE WITHIN
840 NM SE...600 NM SW...AND 660 NM NW QUADRANTS WINDS 30 TO 45
KT. SEAS 12 TO 24 FT.

...GALE WARNING...
.LOW 43N143W 990 MB MOVING SE 20 KT. BETWEEN 480 NM AND 720 NM
SE...360 NM AND 840 NM SW...AND 240 NM AND 600 NM NW QUADRANTS
WINDS 30 TO 45 KT. SEAS 12 TO 28 FT.
.24 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS
DESCRIBED BELOW WITH LOW 49N135W.

...GALE WARNING...
.LOW 48N139W 986 MB MOVING NE 05 KT. OVER FORECAST WATERS WITHIN
420 NM NE...960 NM SE...AND 360 NM NW QUADRANTS WINDS 25 TO 40
KT. SEAS 12 TO 20 FT.
.24 HOUR FORECAST LOW 49N135W 990 MB. WITHIN 480 NM NE...660 NM
SE...420 NM SW...AND 360 NM NW QUADRANTS WINDS 30 TO 45 KT. SEAS
12 TO 21 FT.
.48 HOUR FORECAST LOW DISSIAPTED. FROM 43N TO 47N E OF 130W
WINDS 25 TO 35 KT. SEAS 11 TO 14 FT.

...GALE WARNING...
.24 HOUR FORECAST LOW 38N172E 1012 MB. WITHIN 420 NM NE...360 NM
SE...AND 240 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 44N177E 1012 MB. WITHIN 300 NM N
SEMICIRCLE AND 360 NM SE QUADRANT WINDS 30 TO 45 KT. SEAS 10 TO
20 FT.

...GALE WARNING...
.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 56N172E
TO 43N164E TO 37N160E AREA OF S TO SE WINDS 30 TO 45 KT. SEAS 10
TO 20 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 62N W OF ALASKA.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 65N W OF
ALASKA.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF 61N W OF
ALASKA.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST OVER FORECAST WATERS FROM 33N TO 36N BETWEEN
120W AND 123W AREA OF N TO NW WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 36N TO 50N
BETWEEN 125W AND 135W AND FROM 43N TO 50N BETWEEN 178W AND 168E.
.24 HOUR FORECAST DENSE FOG FROM 34N TO 48N BETWEEN 125W AND
130W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM SE OF A LINE FROM
38N125W TO 34N129W AND WITHIN 90 NM OF 44N179E.

.HIGH 31N124W 1019 MB MOVING W 05 KT.
.24 HOUR FORECAST HIGH 31N128W 1019 MB.
.48 HOUR FORECAST HIGH 32N129W 1021 MB.

.HIGH 54N170W 1030 MB MOVING E 20 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 40N174W 1032 MB MOVING SE 05 KT.
.24 HOUR FORECAST HIGH 38N171W 1033 MB.
.48 HOUR FORECAST HIGH 41N168W 1034 MB.

.24 HOUR FORECAST HIGH 48N166E 1034 MB.
.48 HOUR FORECAST HIGH 52N176W 1041 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 WED NOV 22.
24 HOUR FORECAST VALID 0000 UTC THU NOV 23.
48 HOUR FORECAST VALID 0000 UTC FRI NOV 24.

.WARNINGS.

...GALE WARNING...

.21 HOUR FORECAST WITHIN 60 NM OF THE GULF OF TEHUANTEPEC N
WINDS INCREASING 20 TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94W AND
96W N WINDS 25 TO 35 KT. SEAS BUILDING TO 9 FT.
.36 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 15N95W TO
13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT.
SEAS 12 TO 17 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM 16N95W TO
15N95W TO 11.5N97W N TO NE WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 14N95.5W
TO 13N96W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO
40 KT. SEAS 12 TO 14 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM
16N95W TO 14N95.5W TO 11N97.5W N TO NE WINDS 20 TO 30 KT. SEAS
TO 8 TO 12 FT.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N134W TO 23N138W. NW OF LINE FROM 30N132W TO
23N140W WINDS 20 KT OR LESS. SEAS 8 TO 11 FT IN MIXED NW AND S
SWELL..HIGHEST SEAS FAR NW CORNER.
.24 HOUR FORECAST COLD FRONT DISSIPATED WITH NEW COLD FRONT NW
OF AREA. NW OF LINE FROM 30N135W TO 26N140W WINDS 20 KT OR LESS.
SEAS 8 TO 12 FT IN NW SWELL...HIGHEST SEAS FAR NW CORNER.
.48 HOUR FORECAST FRONTAL TROUGH NW OF AREA. W OF LINE FROM
30N126W TO 25N130W TO 17N140W WINDS 20 KT OR LESS. SEAS 8 TO 13
FT PRIMARILY IN NW SWELL...HIGHEST SEAS 22N TO 26N W OF 137W.

.GULF OF CALIFORNIA N OF 26N NW TO N WINDS 20 TO 25 KT. SEAS
LESS THAN 8 FT.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.18 HOUR FORECAST FROM 03N TO 07N BETWEEN 103W AND 113W WINDS 20
KT OR LESS. SEAS TO 8 FT IN MIXED SW AND SE SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.36 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 0315 UTC WED NOV 22...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N75W TO 08N96W. ITCZ FROM 08N96W TO
08N110W TO 10N130W. SCATTERED MODERATE TO STRONG FROM 10N TO 15N
W OF 136W...AND WITHIN 60 NM OF 14N132.5W.

.FORECASTER COBB. NATIONAL HURRICANE CENTER.

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

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

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.
.TROUGH FROM 29N164E TO 25N170E TO 19N171E TO 13N167E NEARLY
STATIONARY. SE WINDS 20 TO 30 KT BETWEEN TROUGH AND 180W N OF
19N. ISOLATED MODERATE TO STRONG TSTMS WITHIN 420 NM E OF TROUGH
FROM 22N TO 25N.
.24 HOUR FORECAST TROUGH FROM 30N167E TO 25N170E TO 18N170E. SE
WINDS 20 TO 25 KT BETWEEN TROUGH AND 180W.
.48 HOUR FORECAST TROUGH FROM 30N170E TO 18N170E. SE WINDS 20 TO
25 KT BETWEEN TROUGH AND 180W.

.E WINDS 20 TO 25 KT N OF 19N BETWEEN 165W AND 180W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 18N TO 28N BETWEEN
160W AND 180W.
.24 HOUR FORECAST E WINDS 20 TO 25 KT FROM 14N TO 28N BETWEEN
158W AND 180W.

.FRONT FROM 30N143W TO 26N148W TO 23N154W MOVING SE 15 KT. WINDS
20 TO 30 KT N OF LINE FROM 28N140W TO 28N150W TO 22N165W.
.24 HOUR FORECAST FRONT FROM 27N140W TO 22N147W. N TO NE WINDS
20 TO 25 KT N OF 26N BETWEEN 150W AND 160W.
.48 HOUR FORECAST FRONT WEAKENED TO A TROUGH 27N140W TO 23N141W
TO 16N141W. NE WINDS 20 TO 25 KT N OF LINE FROM 30N149W TO
15N158W.

.WEAK STATIONARY FRONT FROM 22N140W TO 19N141W.
.24 HOUR FORECAST FRONT WEAKENED TO A TROUGH FROM 22N140W TO
16N143W.
.48 HOUR FORECAST TROUGH MERGED WITH FRONT DESCRIBED IN
PARAGRAPH DIRECTLY ABOVE.

.TROUGH FROM 12N140W TO 10N147W NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 120 NM OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 15N140W TO 10N145W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 30N170W TO 22N160W TO 19N145W NEARLY STATIONARY.

.RIDGE FROM 30N163E TO 27N160E MOVING E SLOWLY.

.WINDS 20 KT OR LESS OVER REST OF FORECAST AREA.

.SEAS 12 TO 16 FT N OF LINE FROM 30N150W TO 25N160W TO 30N164W.
SEAS 12 TO 14 FT IN AREA BOUNDED BY 30N167E TO 30N177E TO
24N175W TO 23N177E TO 30N167E. SEAS 8 TO 12 FT ELSEWHERE N OF
LINE FROM 15N140W TO 10N150W TO 11N175E TO 20N160E.
.24 HOUR FORECAST SEAS 12 TO 18 FT N OF LINE FROM 29N140W TO
23N150W TO 21N165W TO 30N168W. SEAS 8 TO 12 FT ELSEWHERE N OF
LINE FROM 26N140W TO 10N170W TO 10N180W TO 26N160E.
.48 HOUR FORECAST SEAS 12 TO 16 FT N OF LINE FROM 22N140W TO
17N155W TO 17N174W 30N175W. SEAS 8 TO 12 FT ELSEWHERE N OF 11N W
OF 170E. SEAS 8 TO 9 FT N OF 26N W OF 170E.

.SEAS 8 FT OR LESS OVER REST OF FORECAST AREA.

.ITCZ FROM 11N151W TO 10N165W TO 09N177W. ISOLATED MODERATE
TSTMS WITHIN 90 NM OF ITCZ E OF 165W.

.ISOLATED MODERATE TSTMS FROM 10N TO 13N BETWEEN 176E AND 171E.

$$

.FORECASTER WROE. HONOLULU HI.



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