High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 261532
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC SUN MAR 26 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

SECURITE

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

SYNOPSIS VALID 1200 UTC MAR 26.
24 HOUR FORECAST VALID 1200 UTC MAR 27.
48 HOUR FORECAST VALID 1200 UTC MAR 28.

.WARNINGS.

...STORM WARNING...
.LOW 48N169W 974 MB MOVING NE 10 KT. BETWEEN 120 NM AND 240 NM S
AND SE QUADRANTS WINDS 50 TO 60 KT. SEAS 24 TO 32 FT. ALSO
WITHIN 300 NM S AND SE QUADRANTS WINDS 40 TO 50 KT. SEAS 20 TO
26 FT. ELSEWHERE FROM 33N TO 48N BETWEEN 156W AND 176W...AND
FROM 48N TO 52N BETWEEN 160W AND 172W WINDS 25 TO 35 KT. SEAS 12
TO 24 FT.
.24 HOUR FORECAST LOW 51N167W 976 MB. FROM 49N TO 57N BETWEEN
156W AND 175W...AND WITHIN 300 NM SW QUADRANT WINDS 25 TO 40 KT.
SEAS 11 TO 22 FT...EXCEPT N OF THE ALEUTIAN ISLANDS SEAS TO 11
FT.
.48 HOUR FORECAST LOW 49N167W 989 MB. WITHIN 600 NM S SEMICIRCLE
WINDS 25 TO 35 KT. SEAS 10 TO 18 FT. ALSO WITHIN 360 NM N
QUADRANT WINDS TO 25 KT. SEAS 8 TO 14 FT.

...STORM WARNING...
.LOW 44N176E 984 MB MOVING E 30 KT. OVER FORECAST WATERS BETWEEN
120 NM AND 300 NM S SEMICIRCLE WINDS 40 TO 50 KT. SEAS 20 TO 26
FT. ELSEWHERE WITHIN 720 NM S SEMICIRCLE WINDS 25 TO 40 KT. SEAS
11 TO 22 FT...EXCEPT WHERE NOTED ABOVE.
.24 HOUR FORECAST LOW 47N166W 984 MB. FROM 36N TO 46N BETWEEN
159W AND 170W...FROM 34N TO 45N BETWEEN 170W AND 180W...AND
WITHIN 240 NM E QUADRANT WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW 52N154W 994 MB. FROM 48N TO 53N BETWEEN
144W AND 155W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.

...STORM WARNING...
.LOW 49N142W 983 MB MOVING E 20 KT. FROM 37N TO 56N BETWEEN 124W
AND 148W...AND WITHIN 540 NM SW QUADRANT WINDS 25 TO 40 KT. SEAS
10 TO 20 FT.
.06 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 49N138W 987 MB.
WITHIN 120 NM NE OF A FRONT TO EXTEND FROM 53N135W TO 48N127W
WINDS 35 TO 50 KT. SEAS 11 TO 22 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER 55N138W 995 MB.
WITHIN 120 NM E QUADRANT WINDS 25 TO 35 KT. SEAS 9 TO 16 FT.
ELSEWHERE FROM 40N TO 57N BETWEEN 125W AND 140W...AND OVER
FORECAST WATERS WITHIN 420 NM N QUADRANT WINDS 20 TO 30 KT. SEAS
9 TO 17 FT.
.48 HOUR FORECAST COMBINED LOW 60N149W 994 MB. WITHIN 120 NM E
QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.

...STORM WARNING...
.24 HOUR FORECAST COMPLEX LOW WELL W OF AREA WITH MEAN CENTER
NEAR 35N148E 985 MB. OVER FORECAST WATERS W OF A LINE FROM
30N169E TO 38N160E WINDS 25 TO 35 KT. SEAS TO 12 FT.
.42 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 38N161E 980
MB. BETWEEN 180 NM AND 420 NM S QUADRANT WINDS 45 TO 55 KT. SEAS
24 TO 34 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 39N166E 976
MB. BETWEEN 180 NM AND 480 NM S QUADRANT WINDS 50 TO 60 KT. SEAS
24 TO 36 FT. ELSEWHERE FROM 30N TO 37N BETWEEN 173E AND
160E...AND WITHIN 300 NM W AND 180 NM NW QUADRANTS WINDS 40 TO
50 KT. SEAS 15 TO 30 FT. ALSO W OF A LINE FROM 30N177W TO
34N173W  TO 44N175E WINDS 25 TO 40 KT. SEAS 12 TO 24 FT.

...GALE WARNING...
.LOW 51N180W 983 MB MOVING W 15 KT. OVER FORECAST WATERS FROM
52N TO 60N W OF 166W WINDS 25 TO 35 KT. SEAS 9 TO 17 FT.
.24 HOUR FORECAST LOW 51N172E 991 MB. FROM 50N TO 59N W OF 175W
WINDS TO 25 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 47N165E 992 MB. N OF 44N W OF 164E WINDS
25 TO 35 KT. SEAS 8 TO 13 FT. ALSO WITHIN 420 NM N QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.

...GALE WARNING...
.LOW 49N172E 976 MB MOVING SE 10 KT. OVER FORECAST WATERS FROM
44N TO 52N W OF 174E WINDS 25 TO 35 KT. SEAS 11 TO 18 FT.
.24 HOUR FORECAST LOW 47N176E 988 MB. WITHIN 600 NM SW
QUADRANT...AND FROM 35N TO 46N BETWEEN 175W AND 176E WINDS 25 TO
40 KT. SEAS 12 TO 24 FT.
.48 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DESCRIBED ABOVE
WITH LOW 49N167W.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 46N151W 997 MB. N OF 32N WITHIN 360 NM
SE OF A FRONT FROM 49N142W TO LOW TO 35N159W WINDS 25 TO 35 KT.
SEAS 11 TO 22 FT.
.48 HOUR FORECAST LOW 55N135W 992 MB. WITHIN 240 NM S AND SW
QUADRANTS WINDS 25 TO 40 KT. SEAS 10 TO 18 FT. ELSEWHERE WITHIN
240 NM E AND SE OF A FRONT FROM LOW TO 50N129W TO 43N138W TO
35N152W WINDS 20 TO 30 KT. SEAS 9 TO 17 FT.

...GALE WARNING...
.FROM 31N TO 35N BETWEEN 119W AND 122W AREA OF NW WINDS TO 25
KT. SEAS TO 11 FT.
.24 HOUR FORECAST FROM 30N TO 39N E OF 125W AREA OF NW WINDS TO
25 KT. SEAS TO 11 FT.
.36 HOUR FORECAST FROM 30N TO 39N BETWEEN 118W AND 124W AREA OF
NW WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST FROM 30N TO 39N E OF 125W AREA OF N TO NW
WINDS 25 TO 35 KT. SEAS 9 TO 16 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.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 39N TO 46N
BETWEEN 127W AND 130W...FROM 42N TO 48N BETWEEN 159W AND
163W...AND WITHIN 120 NM OF 51N172W.
.24 HOUR FORECAST DENSE FOG WITHIN 420 NM E OF A LINE FROM
33N163W TO 49N150W.
.48 HOUR FORECAST DENSE FOG WITHIN 120 NM SE OF A LINE FROM
48N131W TO 42N141W...FROM 34N TO 42N BETWEEN 140W AND
149W...WITHIN 120 NM OF 47N148W...AND WITHIN 180 NM OF 35N178E.

.LIGHT TO MODERATE FREEZING SPRAY OVER ICE FREE WATERS N OF A
LINE FROM 57N169W TO 60N178W.
.24 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY N OF A LINE
FROM 57N167W TO 61N177W.
.48 HOUR FORECAST LIGHT TO MODERATE FREEZING SPRAY NE OF A LINE
FROM 56N163W TO 60N178W.

.HIGH 33N152W 1028 MB MOVING E 30 KT.
.24 HOUR FORECAST HIGH 34N138W 1030 MB.
.48 HOUR FORECAST HIGH 34N132W 1030 MB.

.HIGH JUST W OF AREA 31N159E 1023 MB MOVING E 40 KT.
.24 HOUR FORECAST HIGH 31N177E 1021 MB.
.48 HOUR FORECAST HIGH 32N161W 1022 MB.

.FORECASTER KELLS. 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 1200 UTC SUN MAR 26.
24 HOUR FORECAST VALID 1200 UTC MON MAR 27.
48 HOUR FORECAST VALID 1200 UTC TUE MAR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY 23N133W TO 30N128W TO 30N117W TO 23N128W
TO 23N133W WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL.
.24 HOUR FORECAST N OF 28N E OF 118W NW WINDS 20 TO 25 KT. SEAS
TO 9 FT. ELSEWHERE N OF 24N E OF 121W WINDS 20 KT OR LESS. SEAS
8 TO 9 FT IN NW SWELL.
.48 HOUR FORECAST N OF 27N E OF 122W NW WINDS 20 TO 25 KT. SEAS
8 TO 13 FT. ELSEWHERE N OF 22N W OF 112W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN NW SWELL.

.FROM 09N TO 19N W OF 135W NE WINDS 20 TO 25 KT. SEAS 9 TO 10
FT. ELSEHWHERE FROM 03N TO 23N W OF 128W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.
.24 HOUR FROM 12N TO 18N W OF 135W NE WINDS 20 TO 25 KT. SEAS 9
TO 10 FT. ELSEWHERE W OF LINE FROM 30N133W TO 20N131W TO 20N121W
TO 09N129W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND
NW SWELL.
.48 HOUR FORECAST W OF LINE FROM 22N119W TO 02N140W WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN MIXED NE AND NW SWELL.

.GULF OF CALIFORNIA 48 HOUR FORECAST N OF 30N NW WINDS 20 TO 25
KT. SEAS LESS THAN 8 FT.

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

CONVECTION VALID AT 1500 UTC SUN MAR 26...

SCATTERED MODERATE ISOLATED STRONG FROM 03N TO 05N BETWEEN 86W
AND 92W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
ITCZ FROM 04N97W TO 03N101W TO 07N112W TO 03N130W. SCATTERED
MODERATE WITHIN 90 NM N OF ITCZ BETWEEN 115W AND 120W. SCATTERED
MODERATE ISOLATED STRONG WITHIN 60 NM OF THE ITCZ BETWEEN 127W
AND 130W.

$$
.FORECASTER AL. NATIONAL HURRICANE CENTER.


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