High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 282151
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2230 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1800 UTC MAY 28.
24 HOUR FORECAST VALID 1800 UTC MAY 29.
48 HOUR FORECAST VALID 1800 UTC MAY 30.

.WARNINGS.

...GALE WARNING...
.LOW 45N161W 990 MB MOVING E 15 KT. WITHIN 600 NM SE QUADRANT
WINDS 25 TO 40 KT. SEAS 10 TO 17 FT. ELSEWHERE WITHIN 420 NM N
SEMICIRCLE AND FROM 33N TO 45N BETWEEN 177W AND 145W WINDS 20 TO
30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 46N153W 992 MB. WITHIN 540 NM NE QUADRANT
WINDS 25 TO 35 KT. SEAS 12 TO 15 FT. ELSEWHERE WITHIN 900 NM SE
AND 420 NM NW SEMICIRCLES WINDS 20 TO 30 KT. SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 48N148W 1000 MB. WITHIN 540 NM NW AND 900
NM SE SEMICIRCLES WINDS TO 25 KT. SEAS 8 TO 14 FT.

...GALE WARNING...
.LOW 55N175E 991 MB MOVING SE 10 KT. WITHIN 240 NM SW AND NE
QUADRANTS WINDS 25 TO 35 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 360
NM OF LOW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 53N177E 992 MB. WITHIN 420 NM N AND 300 NM
S SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 12 FT.
.48 HOUR FORECAST LOW 52N177E 996 MB. WITHIN 420 NM N AND W
SEMICIRCLES WINDS 20 TO 30 KT. SEAS TO 11 FT.

...GALE WARNING...
.LOW W OF AREA NEAR 36N155E 1011 MB MOVING E 30 KT. FROM 35N TO
39N BETWEEN 160E AND 177W WINDS 20 TO 30 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 41N179E 998 MB. WITHIN 240 NM S QUADRANT
WINDS 25 TO 35 KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 300 NM S
AND SE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 44N166W 998 MB. WITHIN 480 NM S QUADRANT
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 45N143W 1011 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 56N155W 1005 MB MOVING N 15 KT. WITHIN 420 NM NE QUADRANT
WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW N OF AREA NEAR 65N153W 1006 MB. WINDS LESS
THAN 25 KT. SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW DISSIPATED.

.24 HOUR FORECAST FROM 31N 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 43N171E 1011 MB MOVING E 15 KT.
.24 HOUR FORECAST HIGH DISSIPATED.

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

.HIGH 46N127W 1022 MB MOVING N 10 KT.
.24 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 1800 UTC SUN MAY 28.
24 HOUR FORECAST VALID 1800 UTC MON MAY 29.
48 HOUR FORECAST VALID 1800 UTC TUE MAY 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.S OF 01S W OF 112W WINDS 20 KT OR LESS. SEAS TO 8 FT IN SE
SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.12 HOUR FORECAST FROM 09N TO 15N W OF 134W WINDS 20 KT OR LESS.
SEAS TO 8 FT IN MIXED NE AND SE SWELL.
.24 HOUR FORECAST FROM 07N TO 15N W OF 137W AND FROM 08N TO 13N
BETWEEN 132W AND 137W WINDS 20 KT OR LESS. SEAS 8 FT IN MIXED NE
AND SE SWELL.
.48 HOUR FORECAST FROM 06N TO 15N W OF 131W 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 2130 UTC SUN MAY 28...

.TROPICAL WAVE AXIS ALONG 97W FROM 08N TO 15N...SCATTERED
MODERATE TO STRONG WITHIN 180 NM E OF AXIS FROM 12N TO 15N.

.TROPICAL WAVE AXIS FROM 08N100W TO LOW PRES NEAR 13N100W 1010
MB TO 16N99W...SCATTERED MODERATE ISOLATED STRONG WITHIN 120 NM
E OF AXIS FROM 08N TO 12N AND ALSO SE OF AXIS WITHIN 45 NM OF
07N99W.

.SCATTERED MODERATE ISOLATED STRONG WITHIN 30 NM OF 12N92W.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 09N79W TO 10N88W TO 12N95W TO
LOW PRES NEAR 13N100W 1010 MB TO 12N112W TO 09N121W. ITCZ AXIS
EXTENDS FROM 09N121W TO BEYOND 06N140W. SCATTERED MODERATE TO
STRONG FROM 06N TO 10N BETWEEN 84W AND 88W...AND WITHIN 180 NM S
OF AXIS BETWEEN 102W AND 105W.

$$
.FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER.


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