High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 281557
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC MAY 28.
24 HOUR FORECAST VALID 1200 UTC MAY 29.
48 HOUR FORECAST VALID 1200 UTC MAY 30.

.WARNINGS.

...GALE WARNING...
.LOW 45N164W 992 MB MOVING E 15 KT. WITHIN 600 NM SE QUADRANT
WINDS 25 TO 35 KT. SEAS 9 TO 16 FT. ELSEWHERE FROM 33N TO 50N
BETWEEN 179W AND 150W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 45N156W 989 MB. FROM 32N TO 51N BETWEEN
165W AND 139W WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.48 HOUR FORECAST LOW 48N150W 996 MB. WITHIN 542 NM E AND 240 NM
W SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 55N175E 990 MB MOVING SE 05 KT. WITHIN 240 NM SW AND NE
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 300
NM OF LOW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 54N177E 990 MB. WITHIN 360 NM N AND 300 NM
S SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 52N176E 994 MB. WITHIN 300 NM N AND W
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW W OF AREA NEAR 43N155E 1007 MB MOVING SE 30 KT. FROM 35N TO
39N BETWEEN 160E AND 179W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 40N175E 1001 MB. WITHIN 300 NM S AND SE
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.36 HOUR FORECAST LOW 41N176E 999 MB. WITHIN 240 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 42N170W 1001 MB. FROM 32N TO 41N BETWEEN
174E AND 162W WINDS 20 TO 30 KT. SEAS TO 12 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 44N145W 1009 MB MOVING N 15 KT. WITHIN 180 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW DISSIPATED AND CONDITIONS DIMINISHED.

.LOW 54N154W 1003 MB MOVING N 15 KT. WITHIN 480 NM NE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 59N161W 1007 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW DISSIPATED.

.24 HOUR FORECAST FROM 30N TO 40N BETWEEN 120W AND 126W AREA OF
NW WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST FROM 30N TO 40N BETWEEN 119W AND 126W AREA OF
NW WINDS 20 TO 30 KT. SEAS TO 9 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM 39N TO 46N BETWEEN 156W AND 170W AND FROM 35N TO 43N
W OF 170E.
.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 31N133W 1023 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST LITTLE CHANGE.

.HIGH 30N173E 1022 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH S OF AREA.

.HIGH 44N167E 1013 MB MOVING E 25 KT.
.24 HOUR FORECAST HIGH 41N174W 1007 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 46N129W 1021 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.FORECASTER MUSONDA. 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 MAY 28.
24 HOUR FORECAST VALID 1200 UTC MON MAY 29.
48 HOUR FORECAST VALID 1200 UTC TUE MAY 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.S OF 00S W OF 108W WINDS 20 KT OR LESS. SEAS 8 FT IN SE SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.24 HOUR FORECAST FROM 07N TO 12N W OF 135W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED NE AND SE SWELL.
.48 HOUR FORECAST FROM 06N TO 15N W OF 133W WINDS 20 KT OR LESS.
SEAS 8 FT IN MIXED NE AND SE SWELL.

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

CONVECTION VALID AT 1430 UTC SUN MAY 28...

.TROPICAL WAVE FROM 12N101W TO 04N100W...SCATTERED
MODERATE WITHIN 150 NM W OF AXIS.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TOUGH FROM 10N74W TO 09N82W TO LOW PRES NEAR 12N100W
1009 MB TO 12N110W TO 09N121W. ITCZ FROM 09N121W TO BEYOND
06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 03N TO 12N
BETWEEN 81W AND 89W...AND OVER WATERS NORTH OF MONSOON TROUGH
AXIS BETWEEN 87W AND 103W.

$$
.FORECASTER LATTO. NATIONAL HURRICANE CENTER.



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