High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 280942
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1030 UTC SUN MAY 28 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 0600 UTC MAY 28.
24 HOUR FORECAST VALID 0600 UTC MAY 29.
48 HOUR FORECAST VALID 0600 UTC MAY 30.

.WARNINGS.

...GALE WARNING...
.LOW 45N172W 994 MB MOVING E 25 KT. FRONT FROM LOW CENTER TO
41N166W TO 42N157W TO 41N152W. WITHIN 540 NM S OF THE FRONT
WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE WITHIN 300 NM N OF
THE FRONT AND 660 NM S AND 360 NM W AND SW QUADRANTS WINDS 20 TO
30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 45N158W 988 MB. WITHIN 300 NM N...540 NM
E...720 NM S...AND 420 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8
TO 15 FT.
.48 HOUR FORECAST LOW 46N151W 996 MB. WITHIN 420 NM N...660 NM
E...AND 360 NM S AND SW QUADRANTS WINDS 20 TO 30 KT. SEAS 8 TO
14 FT.

...GALE WARNING...
.LOW 55N173E 991 MB MOVING SE 10 KT. WITHIN 240 NM SW SEMICIRCLE
WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 300 NM E AND
NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 54N176E 990 MB. WITHIN 300 NM OF CENTER
WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 53N176E 993 MB. WITHIN 300 NM N AND NW
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 11 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 54N168W 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.

.LOW 41N145W 1012 MB MOVING N 15 KT. WITHIN 180 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 48N143W 1007 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.36 HOUR FORECAST LOW DISSIPATED.

.LOW 53N155W 1004 MB MOVING N 15 KT. WITHIN 540 NM NE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 59N158W 1005 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW DISSIPATED.

.24 HOUR FORECAST FROM 33N TO 39N BETWEEN 120W AND 124W AREA OF
NW WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 32N TO 40N BETWEEN 119W AND 124W AREA OF
NW WINDS TO 25 KT. SEAS TO 9 FT.

.24 HOUR FORECAST NEW LOW 40N168E 1002 MB. WITHIN 300 NM S AND
SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 41N174W 996 MB. WITHIN 420 NM S SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 40N TO 46N BETWEEN 156W AND 174W AND FROM 35N TO 43N
W OF 177E.
.24 HOUR FORECAST DENSE FOG FROM 37N TO 51N BETWEEN 135W AND
165W AND FROM 34N TO 45N W OF 175E.
.48 HOUR FORECAST DENSE FOG FROM 38N TO 55N BETWEEN 131W AND
162W AND FROM 35N TO 42N BETWEEN 165W AND 175W.

.HIGH 32N132W 1024 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.HIGH 59N138W 1024 MB MOVING N 05 KT.
.24 HOUR FORECAST HIGH DISSIPATED

.HIGH 31N154W 1020 MB MOVING SE 20 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 32N176E 1022 MB MOVING S 10 KT.
.24 HOUR FORECAST HIGH S OF AREA.

.HIGH 44N164E 1015 MB MOVING SE 25 KT.
.24 HOUR FORECAST HIGH 42N179W 1012 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER ACHORN. 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 0600 UTC SUN MAY 28.
24 HOUR FORECAST VALID 0600 UTC MON MAY 29.
48 HOUR FORECAST VALID 0600 UTC TUE MAY 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.S OF 02S W OF 114W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.24 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.48 HOUR FORECAST FROM 08N TO 12N W OF 137W WINDS 20 KT OR LESS.
SEAS 8 FT IN E TO SE SWELL.

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

CONVECTION VALID AT 0900 UTC SUN MAY 28...

.TROPICAL WAVE FROM 06N TO 16N ALONG 100W...SCATTERED MODERATE
ISOLATED STRONG WITHIN 45 NM E OF AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TOUGH FROM 08N74W TO 11N104W TO 09N119W. ITCZ FROM
09N119W TO 06N140W. SCATTERED MODERATE TO STRONG WITHIN 60 NM OF
08N84W AND 12N90W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.



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