High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 192204
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 UTC THU JAN 19 2017

SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JAN 19.
24 HOUR FORECAST VALID 1800 UTC JAN 20.
48 HOUR FORECAST VALID 1800 UTC JAN 21.

.WARNINGS.

...STORM WARNING...
.LOW 47N149W 974 MB MOVING E 25 KT. FROM 38N TO 44N BETWEEN 143W
AND 159W AREA OF W TO NW WINDS 45 TO 60 KT. SEAS 24 TO 43 FT.
ELSEWHERE WITHIN 900 NM SE...600 NM SW...300 NM NW...AND 360 NM
NE QUADRANTS WINDS 30 TO 45 KT. SEAS 18 TO 30 FT...HIGHEST SE
AND SW QUADRANTS. ALSO WITHIN 1140 NM SE...720 NM SW...AND 420
NM NW AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS 15 TO 25 FT.
.24 HOUR FORECAST LOW 47N134W 974 MB. WITHIN 180 NM EITHER SIDE
OF A LINE FROM 45N144W TO 36N131W AREA OF W TO NW WINDS 40 TO 55
KT. SEAS 30 TO 45 FT. ELSEWHERE OVER FORECAST WATERS WITHIN 1260
NM SE...720 NM SW...540 NM NW...AND 300 NM NE QUADRANTS WINDS 25
TO 40 KT. SEAS 15 TO 30 FT...HIGHEST SE AND SW QUADRANTS.
.48 HOUR FORECAST LOW 48N139W 977 MB. WITHIN 360 NM W AND
NW...420 NM NE...AND 720 NM SE QUADRANTS WINDS 25 TO 40 KT. SEAS
15 TO 30 FT...HIGHEST SE QUADRANT.

...STORM WARNING...
.LOW 40N173W 1011 MB MOVING E 35 KT. FROM 32N TO 39N BETWEEN
171W AND 172E WINDS 25 TO 35 KT. SEAS 10 TO 19 FT. ELSEWHERE
FROM 39N TO 47N BETWEEN 170W AND 171E AREA OF W TO NW WINDS 20
TO 30 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW 40N154W 1000 MB. WITHIN AN AREA BOUNDED BY
30N171W TO 50N176W TO 50N159W TO LOW TO 30N152W TO 30N171W WINDS
25 TO 40 KT. SEAS 10 TO 19 FT.
.48 HOUR FORECAST LOW 40N134W 983 MB. WITHIN 300 NM S QUADRANT
WINDS 40 TO 50 KT. SEAS 15 TO 28 FT. ELSEWHERE EXCEPT AS
DESCRIBED WITH LOW 45N139W ABOVE...OVER FORECAST WATERS FROM 30N
TO 40N BETWEEN 129W AND 160W WINDS 30 TO 40 KT. SEAS 12 TO 24 FT.

...STORM WARNING...
.LOW W OF FORECAST AREA 42N153E 1001 MB MOVING NE 20 KT. OVER
FORECAST WATERS FROM 40N TO 43N W OF 162E WINDS 25 TO 35 KT.
SEAS 9 TO 16 FT.
.18 HOUR FORECAST LOW 46N161E 992 MB. WITHIN 240 NM S QUADRANT
WINDS 40 TO 50 KT. SEAS 15 TO 25 FT.
.24 HOUR FORECAST LOW 47N162E 992 MB. WITHIN 240 NM S QUADRANT
WINDS 40 TO 50 KT. SEAS 15 TO 25 FT. ELSEWHERE WITHIN 240 NM
N...600 NM E...AND 300 NM S QUADRANTS WINDS 25 TO 40 KT. SEAS 11
TO 20 FT.
.48 HOUR FORECAST LOW 51N179E 995 MB. WITHIN 300 NM NE AND 720
NM SE...BETWEEN 180 NM AND 540 NM SW...AND WITHIN 540 NM W AND
360 NM NW QUADRANTS WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.

...STORM WARNING...
.OVER FORECAST WATERS W OF A LINE FROM 32N160E TO 36N163E TO
40N162E WINDS 25 TO 35 KT. SEAS 9 TO 16 FT.
.24 HOUR FORECAST LOW 37N162E 1007 MB. WITHIN 180 NM EITHER SIDE
OF A LINE FROM 33N160E TO 41N176E AREA OF S TO SW WINDS 35 TO 45
KT. SEAS 15 TO 25 FT. ELSEWHERE WITHIN 660 NM NE...720 NM
SE...AND 420 NM S QUADRANTS WINDS 25 TO 35 KT. SEAS 10 TO 20 FT.
.42 HOUR FORECAST LOW DISSIPATED WITH ANOTHER LOW W OF FORECAST
AREA 37N157E 981 MB. WITHIN 120 NM EITHER SIDE OF A LINE FROM
39N168E TO 33N160E WINDS 40 TO 50 KT. SEAS 20 TO 30 FT.
.48 HOUR FORECAST LOW 39N162E 975 MB. WITHIN 420 NM S AND 540 NM
E QUADRANTS WINDS 45 TO 55 KT. SEAS 24 TO 42 FT. ELSEWHERE W OF
A LINE FROM 30N176W TO 45N165W WINDS 30 TO 45 KT. SEAS 15 TO 30
FT.
...STORM WARNING...
.24 HOUR FORECAST NEW LOW 48N147W 992 MB. EXCEPT AS DESCRIBED
WITH LOW 47N134W...WITHIN 480 NM S AND 360 NM W QUADRANTS WINDS
30 TO 45 KT. SEAS 14 TO 28 FT...HIGHEST S QUADRANT.
.42 HOUR FORECAST LOW 45N142W 980 MB. WITHIN 180 NM S AND W
QUADRANTS WINDS 40 TO 50 KT. SEAS 18 TO 30 FT.
.48 HOUR FORECAST LOW 45N139W 978 MB. WITHIN 240 NM S AND W
QUADRANTS WINDS 40 TO 50 KT. SEAS 20 TO 35 FT. ELSEWHERE EXCEPT
AS DESCRIBED WITH LOW 48N139W ABOVE...WITHIN 720 NM NW AND 840
NM W QUADRANTS WINDS 25 TO 40 KT. SEAS 13 TO 26 FT.

...GALE WARNING...
.LOW 59N141W 981 MB MOVING SE 15 KT. OVER FORECAST WATERS FROM
54N TO 61N BETWEEN 142W AND 150W AREA OF N TO NW WINDS 25 TO 35
KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW DISSIPATED. WINDS LESS THAN 25 KT. SEAS TO
9 FT.
.48 HOUR FORECAST LITTLE CHANGE.

...GALE WARNING...
.LOW 58N167W 974 MB MOVING NE 15 KT. WITHIN 240 NM NW AND 180 NM
SE QUADRANTS WINDS 35 TO 45 KT. SEAS IN ICE FREE WATERS 12 TO 20
FT. ELSEWHERE OVER FORECAST WATERS WITHIN 360 NM N...240 NM
E...600 NM S...720 NM SW...AND 420 NM W QUADRANTS WINDS 25 TO 35
KT. SEAS 9 TO 18 FT.
.24 HOUR FORECAST LOW INLAND 61N157W 994 MB. FROM 50N TO 60N
BETWEEN 159W AND 176W...AND FROM 55N TO 60N BETWEEN 150W AND
153W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.30 HOUR FORECAST LOW WELL INLAND WITH NEW LOW 59N151W 996 MB.
BETWEEN 420 NM AND 720 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS 9
TO 16 FT.
.48 HOUR FORECAST LOW DISSIPATED. FROM 50N TO 58N BETWEEN 150W
AND 160W AREA OF NW WINDS 25 TO 35 KT. SEAS 9 TO 18 FT.

...GALE WARNING...
.48 HOUR FORECAST OVER FORECAST WATERS FROM 30N TO 33N E OF 120W
WINDS 25 TO 35 KT. SEAS 17 TO 24 FT. ELSEWHERE FROM 30N TO 40N E
OF 128W WINDS TO 25 KT. SEAS 18 TO 30 FT.

...HEAVY FREEZING SPRAY WARNING...
.MODERATE TO HEAVY FREEZING SPRAY OVER ICE FREE FORECAST WATERS
N OF 58N W OF 167W.
.24 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 56N160W TO 57N166W TO 60N179W.
.48 HOUR FORECAST MODERATE TO HEAVY FREEZING SPRAY N OF A LINE
FROM 55N155W TO 61N177W.

.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...OVER FORECAST
WATERS FROM 30N TO 52N BETWEEN 120W AND 133W WINDS 20 TO 30 KT.
SEAS 12 TO 24 FT...HIGHEST FROM 32N TO 48N BETWEEN 124W AND 133W.
.24 HOUR FORECAST CONDITIONS DESCRIBED WITH LOW 47N134W IN
WARNINGS SECTION ABOVE.

.EXCEPT AS DESCRIBED IN WARNINGS SECTION ABOVE LIGHT TO MODERATE
FREEZING SPRAY OVER FORECAST WATERS N OF A LINE FROM 47N160E TO
56N166W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 54N160W TO 53N167E.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 55N151W TO 51N159W TO 55N171E.

.DENSE FOG. 48 HOUR FORECAST VSBY OCCASIONALLY LESS THAN 1 NM
WITHIN 420 NM SE OF A LINE FROM 43N167E TO 48N174W.

.HIGH 31N170E 1028 MB MOVING NE 25 KT.
.24 HOUR FORECAST HIGH 34N178W 1035 MB.
.48 HOUR FORECAST HIGH 34N166W 1034 MB.

.HIGH 56N154W 1000 MB MOVING E 10 KT.
.24 HOUR FORECAST HIGH 56N148W 1004 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 33N146W 1020 MB.
.48 HOUR FORECAST HIGH MOVED S OF AREA.

.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 JAN 19.
24 HOUR FORECAST VALID 1800 UTC FRI JAN 20.
48 HOUR FORECAST VALID 1800 UTC SAT JAN 21.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.COLD FRONT FROM 30N120W TO 28N126W. W OF LINE FROM 30N119W TO
23N140W TO 15N136W TO 13N126W TO 06N140W WINDS 20 KT OR LESS.
SEAS 8 TO 16 FT IN NW SWELL...HIGHEST NW PART.
.24 HOUR FORECAST COLD FRONT DISSIPATED. NEW COLD FRONT FROM
30N127W TO 28N136W. N OF 29N BETWEEN 123W AND 129W W WINDS 20 TO
25 KT. SEAS 13 TO 16 FT. ELSEWHERE W OF LINE FROM 28N115W TO
07N140W WINDS 20 KT OR LESS. SEAS 8 TO 15 FT IN NW SWELL.
.48 HOUR FORECAST COLD FRONT FROM 28N111W ACROSS BAJA PENINSULA
TO 24N119W. N OF 28N E OF 118W W TO NW WINDS 20 TO 25 KT. SEAS
14 TO 22 FT IN NW SWELL. NEW COLD FRONT FROM 30N136W TO 27N140W.
N OF 27N WITHIN 180 NM E OF FRONT SW TO W WINDS 20 TO 30 KT.
SEAS 18 TO 23 FT IN NW SWELL. W OF FRONT NW WINDS 20 TO 30 KT.
SEAS 16 TO 20 FT. ELSEWHERE W OF LINE FROM 22N110W TO 04N140W
WINDS 20 KT OR LESS. SEAS 8 TO 26 FT IN NW SWELL...HIGHEST N OF
25N.

.GULF OF CALIFORNIA N OF 29N SW WINDS 20 TO 25 KT. SEAS LESS
THAN 8 FT.
.24 HOUR FORECAST GULF OF CALIFORNIA N OF 29N S TO SW WINDS 20
TO 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST N OF FRONT W TO NW WINDS 20 TO 25 KT. SEAS TO
8 FT.

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

CONVECTION VALID AT 2100 UTC THU JAN 19...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 02N84W TO 04N96W TO 02N110W TO 07N126W TO 05N140W. NO
SIGNIFICANT CONVECTION.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.


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