High Seas Forecast
Issued by NWS

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000
FZPN01 KWBC 261603
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC MON JUN 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

PAN PAN

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

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

.WARNINGS.

...GALE WARNING...
.LOW W OF AREA 42N157E 1001 MB MOVING E 20 KT. WITHIN 360 NM SE
QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 14 FT.
.24 HOUR FORECAST LOW 44N171E 1002 MB. WITHIN 360 NM SW QUADRANT
WINDS 20 TO 30 KT. SEAS 8 TO 14 FT. ELSEWHERE FROM 35N TO 40N
BETWEEN 170W AND 168E WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 44N177W 1002 MB. WITHIN 480 NM S QUADRANT
WINDS TO 25 KT. SEAS TO 10 FT.

...GALE WARNING...
.FROM 48N TO 50N BETWEEN 126W AND 129W AREA OF NW WINDS 25 TO 35
KT. SEAS TO 9 FT. ELSEWHERE FROM 47N TO 50N BETWEEN 126W AND
129W AREA OF NW WINDS 20 TO 30 KT. SEAS TO 8 FT.
.18 HOUR FORECAST FROM 47N TO 50N BETWEEN 126W AND 129W AREA OF
NW WINDS 25 TO 35 KT. SEAS TO 10 FT.
.24 HOUR FORECAST FROM 47N TO 50N BETWEEN 126W AND 129W AREA OF
NW WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST FROM 47N TO 50N BETWEEN 125W AND 129W AREA OF
NW WINDS 25 TO 35 KT. SEAS TO 12 FT.

...GALE WARNING...
.24 HOUR FORECAST NEW LOW 44N162W 1006 MB. FRONT TO EXTEND FROM
LOW NE TO 50N155W TO 54N155W AND FROM LOW TO 40N170W. WITHIN 360
NM S AND SE QUADRANTS WINDS 25 TO 35 KT. SEAS 8 TO 12 FT.
ELSEWHERE WITHIN 300 NM E AND SE OF FRONT WINDS 20 TO 30 KT.
SEAS TO 10 FT.
.48 HOUR FORECAST LOW 50N151W 1002 MB. FRONT FROM LOW TO 44N153W
TO 40N160W. WITHIN 360 NM E AND 420 NM SE QUADRANTS WINDS 25 TO
40 KT. SEAS 8 TO 14 FT. ELSEWHERE WITHIN 360 NM NE AND 420 NM SE
QUADRANTS...AND 360 NM E AND SE OF FRONT WINDS 20 TO 30 KT. SEAS
8 TO 12 FT.

.SYNOPSIS AND FORECAST.

.BOGOSLOF VOLCANO AT 53.92N 168.03W 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 36N130W 1015 MB MOVING NE 10 KT. WITHIN 480 NM W AND NW
QUADRANTS WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW DISSIPATED WITH ASSOCIATED CONDITIONS
DIMINISHED.

.FROM 30N TO 35N E OF 121W WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST FROM 30N TO 35N E OF 123W WINDS TO 25 KT. SEAS
LESS THAN 8 FT.
.48 HOUR FORECAST E OF A LINE FROM 43N129W TO 36N126W TO 32N122W
AREA OF WINDS 20 TO 30 KT. SEAS TO 10 FT...HIGHEST N.

.COMPLEX LOW WITH MAIN CENTER 58N180W 992 MB MOVING SE 10 KT.
FRONT EXTENDS FROM LOW TO 60N176W TO 56N160W TO 48N161W TO
42N170W. BETWEEN 240 NM S AND SW QUADRANTS...AND 180 NM NE OF
FRONT N OF 58N W OF 162W...AND 300 NM E OF FRONT S OF 56N WINDS
20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 55N176W 991 MB.
WITHIN 420 NM S AND SE QUADRANTS WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 58N175W 993 MB. WITHIN 420 NM SE QUADRANT
WINDS TO 25 KT. SEAS LESS THAN 8 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 34N TO 40N
BETWEEN 160E AND 180W...N OF 50N BETWEEN 179E AND 170E...N OF
59N BETWEEN 173W AND 177W AND WITHIN 300 NM SE OF A LINE FROM
53N162W TO 42N175W.
.24 HOUR FORECAST DENSE FOG N OF 50N BETWEEN 180W AND
173E...FROM 35N TO 44N BETWEEN 172W AND 164E AND FROM 38N TO 52N
BETWEEN 151W AND 167W.
.48 HOUR FORECAST DENSE FOG N OF 60N BETWEEN 167W AND 176E...N
OF 52N BETWEEN 177E AND 171E...FROM 36N TO 44N BETWEEN 166W AND
178W...FROM 35N TO 54N BETWEEN 142W AND 160W.

.HIGH 43N148W 1031 MB MOVING NE 10 KT.
.24 HOUR FORECAST HIGH 46N140W 1030 MB.
.48 HOUR FORECAST HIGH 45N136W 1026 MB.

.HIGH 45N173E 1015 MB MOVING E 20 KT.
.24 HOUR FORECAST HIGH 43N173W 1011 MB.
.48 HOUR FORECAST HIGH DISSIPATED.

.24 HOUR FORECAST NEW HIGH 31N173W 1022 MB.
.48 HOUR FORECAST HIGH 31N171W 1021 MB.

.FORECASTER ROWLAND. 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 MON JUN 26.
24 HOUR FORECAST VALID 1200 UTC TUE JUN 27.
48 HOUR FORECAST VALID 1200 UTC WED JUN 28.

.WARNINGS.

...HURRICANE WARNING...
.HURRICANE DORA NEAR 17.3N 106.3W 985 MB AT 1500 UTC JUN 26
MOVING WNW OR 295 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 75 KT
GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM NW AND SE
QUADRANTS...70 NM NE AND 40 NM SW QUADRANTS. SEAS 12 FT OR
GREATER WITHIN 90 NM OF CENTER EXCEPT 75 NM SW QUADRANT WITH
SEAS TO 24 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33
KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST HURRICANE DORA NEAR 18.6N 109.5W. MAXIMUM
SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS
WITHIN 50 NM NW AND SE QUADRANTS...60 NM NE AND 40 NM SW
QUADRANTS. SEAS 12 FT OR GREATER WITHIN 100 NM OF CENTER WITH
SEAS TO 26 FT. ELSEWHERE WITHIN 120 NM OF CENTER WINDS 20 TO 33
KT. SEAS 8 TO 12 FT. REMAINDER AREA FROM 17.5N TO 22.5N BETWEEN
106W AND 112W WINDS 20 KT OR LESS. SEAS TO 11 FT IN MIXED SWELL.
.48 HOUR FORECAST TROPICAL STORM DORA NEAR 19.5N 112.7W. MAXIMUM
SUSTAINED WINDS 50 KT GUSTS 60 KT. TROPICAL STORM FORCE WINDS
WITHIN 40 NM W SEMICIRCLE...60 NM NE AND 50 NM SE QUADRANTS.
SEAS 12 FT OR GREATER WITHIN 60 NM OF CENTER WITH SEAS TO 16 FT.
ELSEWHERE WITHIN 90 NM OF CENTER WINDS 20 TO 33 KT. SEAS 8 TO 11
FT.
.72 HOUR FORECAST POST-TROPICAL DORA NEAR 20.2N 115.7W. MAXIMUM
SUSTAINED WINDS 35 KT GUSTS 45 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 20.4N
118.6W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
.120 HOUR FORECAST...DISSIPATED.

FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE
USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE
AND INTENSITY.

.SYNOPSIS AND FORECAST.

.24 HOUR FORECAST S OF 02S E OF 100W WINDS 20 KT OR LESS. SEAS 8
FT IN SW SWELL.
.48 HOUR FORECAST S OF LINE FROM 06N82W TO 04N104W TO 03S120W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN SW SWELL.

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

CONVECTION VALID AT 1500 UTC MON JUN 26...

.HURRICANE DORA...NUMEROUS MODERATE SCATTERED STRONG WITHIN
150 NM OF CENTER.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 09N83W TO 07N97W RESUMES FROM 12N109W TO
08N127W. ITCZ FROM 08N127W TO 05N140W. SCATTERED MODERATE
ISOLATED STRONG FROM 06N TO 09N BETWEEN 82W AND 96W...AND FROM
12N TO 14N BETWEEN 91W AND 94W.

$$
.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.



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