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National Weather Service Marine Forecast FZPN02 KWBC

FZPN02 KWBC 212325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC TUE NOV 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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).

SECURITE

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

SYNOPSIS VALID 1800 UTC NOV 21.
24 HOUR FORECAST VALID 1800 UTC NOV 22.
48 HOUR FORECAST VALID 1800 UTC NOV 23.

.WARNINGS.

STORM WARNING

.LOW 48N138W 985 MB MOVING NW 10 KT WILL SLOW AND BECOME
STATIONARY AFTER 12 HOURS. FROM 48N TO 50N BETWEEN 126W AND 130W
WINDS 35 TO 50 KT. SEAS 10 TO 20 FT. ELSEWHERE WITHIN 360 NM NW
AND 480 NM NE QUADRANTS...AND WITHIN 600 NM E OF A FRONT FROM
THE LOW TO 30N140W WINDS 25 TO 40 KT. SEAS 8 TO 18 FT.
.24 HOUR FORECAST LOW 49N140W 985 MB. WITHIN 300 NM W SEMICIRCLE
WINDS 35 TO 45 KT. SEAS 12 TO 20 FT. ELSEWHERE E OF 158W WITHIN
780 NM NW AND 1200 NM SW QUADRANTS...AND WITHIN 480 NM E AND NE
OF A FRONT FROM 50N133W TO 30N142W WINDS 25 TO 40 KT. SEAS 10 TO
20 FT...EXCEPT E OF THE FRONT 8 TO 16 FT.
.48 HOUR FORECAST LOW 48N131W 1002 MB. WITHIN 360 NM S
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 12 TO 20 FT.

STORM WARNING

.LOW WELL N OF AREA 68N175W 969 MB MOVING NE 10 KT. OVER
FORECAST WATERS N OF 61N W OF 167W WINDS 35 TO 50 KT. SEAS 16 TO
26 FT. ELSEWHERE N OF 56N BETWEEN 173E AND 158W...AND FROM 56N
TO 51N BETWEEN 161W AND 170W WINDS 25 TO 35 KT. SEAS 9 TO 18
FT...EXCEPT S OF THE ALEUTIAN ISLANDS SEAS TO 10 FT.
.24 HOUR FORECAST LOW AND ASSOCIATED CONDITIONS N OF FORECAST
AREA.

STORM WARNING

.LOW 47N163E 1002 MB MOVING NE 40 KT AND RAPIDLY INTENSIFYING.
WITHIN 240 NM W SEMICIRCLE WINDS 25 TO 35 KT. SEAS 10 TO 15 FT.
ELSEWHERE FROM 30N TO 51N BETWEEN 178E AND 160E WINDS 20 TO 30
KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 60N175W 972 MB. WITHIN 240 NM SW AND
BETWEEN 120 NM AND 300 NM SE QUADRANTS WINDS 35 TO 50 KT. SEAS
11 TO 22 FT. ELSEWHERE WITHIN 180 NM NW...300 NM NE...780 NM
SE...AND 720 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 9 TO 18 FT.
.48 HOUR FORECAST LOW 58N159W 974 MB. WITHIN 360 NM SW
SEMICIRCLE WINDS 45 TO 60 KT. SEAS 20 TO 38 FT...HIGHEST ACROSS
THE BERING SEA. ELSEWHERE WITHIN 540 NM W AND 660 NM S QUADRANTS
WINDS 35 TO 45 KT. SEAS 12 TO 24 FT. ALSO WITHIN 600 NM W
SEMICIRCLE AND 960 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS 10 TO
20 FT.

GALE WARNING

.LOW 43N151W 992 MB MOVING S 20 KT. WITHIN 240 NM W SEMICIRCLE
WINDS 35 TO 45 KT. SEAS 18 TO 27 FT. ELSEWHERE N OF 30N WITHIN
600 NM NW AND 900 NM SW SEMICIRCLES WINDS 25 TO 35 KT. SEAS 9 TO
18 FT...EXCEPT SW SEMICIRCLE 12 TO 24 FT. 
.24 HOUR FORECAST LOW DISSIPATED. CONDITIONS DESCRIBED WITH LOW
49N140W ABOVE.

GALE WARNING

.24 HOUR FORECAST LOW 37N170E 1012 MB. WITHIN 420 NM NW AND E
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 43N176E 1015 MB. WITHIN 420 NM N
SEMICIRCLE WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN
360 NM E OF A FRONT FROM THE LOW TO 30N171E WINDS 20 TO 30 KT.
SEAS TO 12 FT.

GALE WARNING

.48 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 55N177E
TO 50N167E TO 35N161E WINDS 25 TO 35 KT. SEAS 8 TO 14 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.

.FROM 30N TO 36N BETWEEN 147W AND 155W N TO NE WINDS TO 25 KT.
SEAS 10 TO 14 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 48N
BETWEEN 124W AND 137W...AND FROM 40N TO 47N BETWEEN 180W AND
164E.
.24 HOUR FORECAST DENSE FOG FROM 32N TO 51N BETWEEN 131W AND
124W...AND WITHIN 300 NM OF 48N175W.
.48 HOUR FORECAST DENSE FOG WITHIN 90 NM OF 36N126W AND 43N178E.

.HIGH 31N124W 1021 MB DRIFTING NW.
.24 HOUR FORECAST HIGH 32N125W 1021 MB.
.48 HOUR FORECAST HIGH 34N128W 1023 MB.

.HIGH 51N175W 1032 MB MOVING E 20 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 40N174W 1032 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 39N171W 1033 MB.
.48 HOUR FORECAST HIGH 38N167W 1034 MB.

.24 HOUR FORECAST HIGH 46N162E 1032 MB.
.48 HOUR FORECAST HIGH 52N180W 1040 MB.

.FORECASTER COLLINS. 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 TUE NOV 21.
24 HOUR FORECAST VALID 1800 UTC WED NOV 22.
48 HOUR FORECAST VALID 1800 UTC THU NOV 23.

.WARNINGS.

GALE WARNING

.27 HOUR FORECAST WITHIN 60 NM OF THE GULF OF TEHUANTEPEC
N WINDS INCREASING 20 TO 25 KT. SEAS LESS THAN 8 FT.
.30 HOUR FORECAST GULF OF TEHUANTEPEC N OF 14.5N BETWEEN 94W AND
96W N WINDS 25 TO 35 KT. SEAS BUILDING 8 TO 10 FT. 
.36 HOUR FORECAST WITHIN 45 NM OF LINE FROM 16N95W TO 15N95W TO
13.5N96W...INCLUDING GULF OF TEHUANTEPEC...N WINDS 30 TO 40 KT.
SEAS 10 TO 14 FT. ELSEWHERE WITHIN ELSEWHERE WITHIN 90 NM OF
LINE FROM 16N95W TO 15N95W TO 12.5N96W N TO NE WINDS 20 TO 30
KT. SEAS 8 TO 11 FT.
.48 HOUR FORECAST WITHIN 60 NM OF LINE FROM 16N95W TO 14N95.5W
TO 12N97W...INCLUDING GULF OF TEHUANTEPEC...N TO NE WINDS 30 TO
40 KT. SEAS 12 TO 16 FT. ELSEWHERE WITHIN 90 NM OF LINE FROM
16N95W TO 14N95.5W TO 11N97W N TO NE WINDS 20 TO 30 KT. SEAS TO
8 TO 12 FT.

.SYNOPSIS AND FORECAST.

.TROUGH FROM 30N135W TO BEYOND 21N140W. N OF 28N WITHIN 180 NM
SE OF TROUGH S TO SW WINDS 20 TO 25 KT. SEAS 8 TO 10 FT. N OF
29N W OF TROUGH SW WINDS 20 TO 25 KT. SEAS 9 TO 12 FT. ELSEWHERE
NW OF LINE FROM 30N132W TO 23N140W WINDS 20 KT OR LESS. SEAS 8
TO 9 FT IN MIXED NW AND S SWELL.
.24 HOUR FORECAST TROUGH DISSIPATED WITH COLD FRONT NW OF AREA.
NW OF LINE FROM 30N135W TO 27N140W WINDS 20 KT OR LESS. SEAS 8
TO 10 FT IN NW SWELL.
.48 HOUR FORECAST STATIONARY FRONT FROM 30N138W TO 28.5N140W. W
OF LINE FROM 30N129W TO 19N140W WINDS 20 KT OR LESS. SEAS 8 TO
14 FT PRIMARILY IN NW SWELL...HIGHEST SEAS FAR NW PORTION.

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

.24 HOUR FORECAST FROM 03N TO 06N BETWEEN 103W AND 113W WINDS 20
KT OR LESS. SEAS TO 8 FT IN MIXED SW AND SE SWELL.
.42 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 2115 UTC TUE NOV 21...

INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH

MONSOON TROUGH FROM 10N75W TO 08N94W. ITCZ FROM 08N94W TO
08N110W TO 10N130W TO LOW PRES NEAR 12.5N140W 1011 MB. SCATTERED
MODERATE TO STRONG W OF LINE FROM 10N TO 15N W OF 135W.

.FORECASTER COBB. NATIONAL HURRICANE CENTER.

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

SYNOPSIS VALID 1800 UTC NOV 21 2017.
24 HOUR FORECAST VALID 1800 UTC NOV 22 2017.
48 HOUR FORECAST VALID 1800 UTC NOV 23 2017.

.WARNINGS.

GALE WARNING

.TROUGH FROM 30N165E TO 25N170E TO 22N172E TO 18N171E TO 13N167E
NEARLY STATIONARY. SE WINDS 25 TO 35 KT WITHIN 330 NM E OF
TROUGH FROM 22N TO 25N. E TO SE WINDS 20 TO 25 KT ELSEWHERE N OF
19N BETWEEN TROUGH AND 165W. ISOLATED STRONG TSTMS WITHIN 360 NM
E OF TROUGH FROM 22N TO 25N.
.24 HOUR FORECAST TROUGH FROM 30N167E TO 25N170E TO 16N170E. E
TO SE WINDS 20 TO 25 KT BETWEEN TROUGH AND 165W.
.48 HOUR FORECAST TROUGH FROM 30N169E TO TO 25N170E TO 15N168E.
E TO SE WINDS 20 TO 30 KT BETWEEN TROUGH AND 155W.

.SYNOPSIS AND FORECAST.

.WEAK FRONT FROM 22N140W TO 17N143W. WINDS 20 TO 30 KT N OF LINE
FROM 29N140W TO 28N150W TO 22N165W.
.24 HOUR FORECAST FRONT WEAKENED TO A TROUGH FROM 22N140W TO
16N143W. N TO NE WINDS 20 TO 25 KT N OF 28N BETWEEN 150W AND
165W.
.48 HOUR FORECAST TROUGH FROM 24N140W TO 15N145W. NE WINDS 20 TO
30 KT N OF LINE FROM 30N149W TO 20N153W TO 15N155W.

.TROUGH FROM 12N140W TO 10N147W NEARLY STATIONARY. ISOLATED
MODERATE TSTMS WITHIN 180 NM OF TROUGH.
.24 HOUR FORECAST TROUGH FROM 13N140W TO 09N145W.
.48 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 30N171W 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 15 FT N OF 23N BETWEEN 149W AND 165W. SEAS 12 TO 14
FT IN AREA BOUNDED BY 30N168E TO 30N178E TO 24N175W TO 21N178E
TO 30N168E. SEAS 8 TO 12 FT ELSEWHERE N OF LINE FROM 22N140W TO
12N150W TO 09N170W TO 20N160E.
.24 HOUR FORECAST SEAS 12 TO 18 FT N OF LINE FROM 30N140W TO
24N150W TO 22N165W TO 30N170W. SEAS 8 TO 12 FT ELSEWHERE N OF
LINE FROM 27N140W TO 10N170W TO 12N175E TO 25N160E.
.48 HOUR FORECAST SEAS 12 TO 17 FT IN AREA BOUNDED BY 30N165W
30N140W 23N140W 18N155W 20N175W 30N165W. SEAS 8 TO 12 FT
ELSEWHERE N OF LINE FROM 17N140W TO 10N170W TO 11N175E TO
28N160E.

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

.ITCZ FROM 11N151W TO 10N164W TO 09N175W. ISOLATED MODERATE
TSTMS WITHIN 90 NM OF ITCZ E OF 164W.

.ISOLATED MODERATE TSTMS FROM 05N TO 10N W OF 166E.



.FORECASTER WROE. HONOLULU HI.