High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 260342
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
0430 UTC WED APR 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0000 UTC APR 26.
24 HOUR FORECAST VALID 0000 UTC APR 27.
48 HOUR FORECAST VALID 0000 UTC APR 28.

.WARNINGS.

...STORM WARNING...
.24 HOUR FORECAST OVER FORECAST WATERS W OF A LINE FROM 48N165E
TO 30N163E WINDS TO 25 KT. SEAS TO 8 FT.
.36 HOUR FORECAST W OF A LINE FROM 54N168E TO 30N166E WINDS 25
TO 40 KT. SEAS 8 TO 16 FT.
.42 HOUR FORECAST W OF A LINE FROM 49N166E TO 35N165E WINDS 40
TO 55 KT. SEAS 15 TO 25 FT.
.48 HOUR FORECAST WITHIN 360 NM W OF A LINE FROM 54N169E TO
40N171E TO 31N163E WINDS 40 TO 55 KT. SEAS 15 TO 25 FT.
ELSEWHERE W OF A LINE FROM 54N169E TO 42N172E TO 30N164E WINDS
25 TO 40 KT. SEAS 8 TO 17 FT.

...GALE WARNING...
.OVER FORECAST WATERS FROM 30N TO 37N E OF 126W WINDS 25 TO 35
KT. SEAS TO 12 FT.
.24 HOUR FORECAST FROM 30N TO 38N E OF 126W WINDS 25 TO 35 KT.
SEAS TO 12 FT.
.48 HOUR FORECAST FROM 30N TO 39N E OF 129W WINDS 25 TO 35 KT.
SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 52N135W 992 MB MOVING N 10 KT. OVER FORECAST WATERS WITHIN
300 NM NE...660 NM SE...AND 420 NM SW AND W QUADRANTS WINDS 25
TO 35 KT. SEAS 8 TO 13 FT.
.24 HOUR FORECAST LOW 56N137W 995 MB. WITHIN 600 NM SW
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.48 HOUR FORECAST LOW 58N127W 1008 MB. WITHIN 240 NM S QUADRANT
WINDS 20 TO 30 KT. SEAS TO 10 FT.

.SYNOPSIS AND FORECAST.

.LOW 43N138W 1012 MB MOVING E 40 KT. WITHIN 480 NM S SEMICIRCLE
WINDS TO 25 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW INLAND AND ASSOCIATED CONDITIONS
DIMINISHED.

.LOW 53N174W 985 MB MOVING E 05 KT. OVER FORECAST WATERS WITHIN
900 NM SE...1200 NM SW...AND 420 NM NW QUADRANTS WINDS 20 TO 30
KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 53N172W 995 MB. WITHIN 900 NM S SEMICIRCLE
AND 540 NM NW QUADRANT WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST LOW 54N166W 1005 MB. WITHIN 780 NM S QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.

.48 HOUR FORECAST NEW LOW 35N156W 1016 MB. WITHIN 240 NM OF LOW
CENTER WINDS TO 25 KT. SEAS TO 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS WITHIN 300 NM N AND NW OF A LINE FROM 40N140W TO 32N159W.
.24 HOUR FORECAST DENSE FOG WITHIN 420 NM N AND NW OF A LINE
FROM 34N156W TO 39N138W...WITHIN 120 NM OF 47N156W...AND FROM
43N TO 48N E OF 165E.
.48 HOUR FORECAST DENSE FOG FROM 38N TO 47N BETWEEN 150W AND
134W...WITHIN 60 NM OF 35N154W...AND WITHIN 360 NM E OF A LINE
FROM 52N164E TO 40N163E.

.HIGH 31N137W 1027 MB MOVING NW 05 KT.
.24 HOUR FORECAST HIGH 32N141W 1029 MB.
.48 HOUR FORECAST HIGH 34N139W 1029 MB.

.24 HOUR FORECAST HIGH 34N168E 1031 MB.
.48 HOUR FORECAST HIGH 36N180W 1031 MB.

.48 HOUR FORECAST NEW HIGH 45N134W 1026 MB.

.FORECASTER SOMMERVILLE. 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 APR 26.
24 HOUR FORECAST VALID 0000 UTC THU APR 27.
48 HOUR FORECAST VALID 0000 UTC FRI APR 28.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.N OF 29N E OF 123W AND WITHIN 60 NM OF THE COAST OF BAJA
CALIFORNIA FROM 25N TO 29N NW WINDS 20 TO 25 KT. SEAS 8 TO 10
FT...EXCEPT 10 TO 12 FT N OF 28N. ELSEWHERE N OF 21N BETWEEN
111W AND 124W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.24 HOUR FORECAST N OF 29N BETWEEN 119W AND 124W NW TO N WINDS
20 TO 25 KT. SEAS 10 TO 11 FT. ELSEWHERE N OF 22N BETWEEN 112W
AND 124W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.
.48 HOUR FORECAST N OF 28N BETWEEN 119W AND 125W NW TO N WINDS
20 TO 25 KT. SEAS 10 TO 12 FT. ELSEWHERE N OF 24N BETWEEN 116W
AND 130W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NW SWELL.

.FROM 06N TO 17N W OF 134W AND FROM 09N TO 13N BETWEEN 125W AND
134W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE AND NW SWELL.
.24 HOUR FORECAST FROM 06N TO 16N W OF 135W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED NE AND NW SWELL.
.48 HOUR FORECAST FROM 07N TO 21N W OF 134W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED SWELL.

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

CONVECTION VALID AT 0200 UTC WED APR 26...

.SCATTERED MODERATE WITHIN 30 NM OF 05N78W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
TROUGH AXIS EXTENDS FROM 07N78W TO 05N85W TO 06N93W TO 05N101W.
ITCZ AXIS EXTENDS FROM 05N101W TO 04N111W TO 05N124W. SCATTERED
MODERATE ISOLATED STRONG WITHIN 60 NM OF TROUGH AXIS BETWEEN 85W
AND 90W AND ALSO BETWEEN 91W AND 96W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.



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