High Seas Forecast
Issued by NWS

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407
FZPN01 KWBC 281536
HSFEP1

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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

.WARNINGS.

...GALE WARNING...
.LOW 51N152W 1001 MB MOVING N 10 KT. WITHIN 120 NM EITHER SIDE
OF A LINE FROM 52N147W TO 43N148W AREA OF SE TO S WINDS 25 TO 35
KT. SEAS 8 TO 13 FT. ELSEWHERE WITHIN 420 NM NE...540 NM
SE...AND BETWEEN 240 NM AND 840 NM S QUADRANTS WINDS 20 TO 30
KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 56N151W 1001 MB. OVER FORECAST WATERS
WITHIN 180 NM NW AND 300 NM NE QUADRANTS WINDS 25 TO 35 KT. SEAS
8 TO 13 FT...HIGHEST NE QUADRANT. ELSEWHERE WITHIN 360 NM NE
QUADRANT...AND WITHIN 120 NM EITHER SIDE OF A LINE FROM 56N142W
TO 49N139W TO 40N142W TO 37N146W WINDS 20 TO 30 KT. SEAS 8 TO 13
FT.
.48 HOUR FORECAST LOW 56N153W 1001 MB. WITHIN 90 NM EITHER SIDE
OF A LINE FROM 58N154W TO 60N147W TO 58N139W TO 54N133W WINDS 20
TO 30 KT. SEAS TO 12 FT. ELSEWHERE WITHIN 120 NM EITHER SIDE OF
A LINE FROM 51N136W TO 39N140W AREA OF S TO SW WINDS TO 25 KT.
SEAS TO 8 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.

.OVER FORECAST WATERS E OF A LINE FROM 52N132W TO 37N127W TO
32N121W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST E OF A LINE FROM 44N127W TO 37N127W TO 32N121W
AREA OF N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.
.48 HOUR FORECAST FROM 31N TO 43N BETWEEN 120W AND 127W AREA OF
N TO NW WINDS 20 TO 30 KT. SEAS TO 11 FT.

.LOW 45N175W 1000 MB MOVING NE 15 KT WITH SECOND LOW 38N171E
1009 MB MOVING NE 40 KT. WITHIN 360 NM S QUADRANT OF FIRST
LOW...AND WITHIN 120 NM EITHER SIDE OF A LINE FROM 36N167E TO
37N175W TO 38N156W WINDS 20 TO 30 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 48N168W 999 MB WITH SECOND LOW DISSIPATED.
FROM 37N TO 49N BETWEEN 160W AND 173W WINDS TO 25 KT. SEAS TO 9
FT.
.48 HOUR FORECAST LOW 50N158W 1005 MB. WITHIN 360 NM S
SEMICIRCLE WINDS 20 TO 30 KT. SEAS TO 11 FT.

.LOW 58N176W 991 MB MOVING NW 05 KT. OVER FORECAST WATERS WITHIN
120 NM EITHER SIDE OF A LINE FROM 60N164W TO 53N173W WINDS TO 25
KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 59N178W 997 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW DISSIPATED NW OF AREA.

.24 HOUR FORECAST LOW 50N177E 998 MB. WITHIN 300 NM SE AND 360
NM SW QUADRANTS AREA OF SW TO W WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST LOW 52N172W 1005 MB. WITHIN 420 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.

.48 HOUR FORECAST OVER FORECAST WATERS NW OF A LINE FROM 47N162E
TO 53N175E WINDS 20 TO 30 KT. SEAS TO 12 FT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM OVER FORECAST
WATERS FROM N OF 63N W OF 167W...FROM 56N TO 63N BETWEEN 171W
AND 178W...FROM 47N TO 51N BETWEEN 169W AND 175W...FROM 45N TO
52N W OF 170E...FROM 34N TO 37N BETWEEN 175E AND 166E...FROM 35N
TO 44N BETWEEN 147W AND 179W...AND FROM 44N TO 56N BETWEEN 144W
AND 157W.
.24 HOUR FORECAST DENSE FOG NW OF A LINE FROM 57N173W TO
65N167W...FROM 48N TO 51N BETWEEN 178W AND 177E...FROM 47N TO
50N BETWEEN 168W AND 174W...FROM 35N TO 39N BETWEEN 171W AND
176W...WITHIN AN AREA BOUNDED BY 39N166W TO 49N166W TO 36N146W
TO 39N166W...AND WITHIN 180 NM EITHER SIDE OF A LINE FROM
38N147W TO 49N141W TO 55N146W TO 55N153W.
.48 HOUR FORECAST DENSE FOG W OF A LINE FROM 45N160E TO
52N165E...FROM 36N TO 38N BETWEEN 174W AND 180W...FROM 48N TO
52N BETWEEN 169W AND 178W...FROM 57N TO 62N BETWEEN 172W AND
178W...FROM 36N TO 41N BETWEEN 147W AND 155W...FROM 44N TO 50N
BETWEEN 146W AND 157W...FROM 51N TO 57N BETWEEN 141W AND
153W...AND WITHIN 120 NM EITHER SIDE OF A LINE FROM 43N140W TO
56N136W.

.HIGH 44N137W 1026 MB MOVING SE 10 KT.
.24 HOUR FORECAST HIGH 41N133W 1024 MB.
.48 HOUR FORECAST HIGH 38N133W 1025 MB.

.HIGH 31N171W 1026 MB NEARLY STATIONARY.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST HIGH 33N169W 1025 MB.

.24 HOUR FORECAST NEW HIGH 31N160W 1023 MB.
.48 HOUR FORECAST HIGH 32N162W 1025 MB.

.48 HOUR FORECAST HIGH 40N160E 1020 MB.

.FORECASTER FIGURSKEY. 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 WED JUN 28.
24 HOUR FORECAST VALID 1200 UTC THU JUN 29.
48 HOUR FORECAST VALID 1200 UTC FRI JUN 30.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.POST-TROPICAL CYCLONE DORA NEAR 20.1N 113.9W 1007 MB AT 1500
UTC JUN 28 MOVING WNW OR 290 DEG AT 9 KT. MAXIMUM SUSTAINED
WINDS 30 KT GUSTS 40 KT. WITHIN 60 NM OF CENTER WINDS 20 TO 30
KT. SEAS 8 TO 11 FT.
.24 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 21.3N
116.9W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS LESS
THAN 8 FT.
.48 HOUR FORECAST...DISSIPATED.

.S OF LINE FROM 06N82W TO 07N95W TO 01S120W WINDS 20 KT OR LESS.
SEAS 8 TO 10 FT IN S SWELL.
.24 HOUR FORECAST S OF LINE FROM 02S81W TO 09N95W TO 07N114W TO
00N124W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S SWELL.
.48 HOUR FORECAST S OF LINE FROM 03.4S92W TO 06N100W TO 05N115W
TO 00N127W WINDS 20 KT OR LESS. SEAS 8 TO 9 FT IN S SWELL.

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

CONVECTION VALID AT 1500 UTC WED JUN 28...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 08N78W TO 10N100W. ITCZ FROM 12N122W TO
07N140W. SCATTERED MODERATE FROM 05N TO 10N BETWEEN 78W AND 95W.
SCATTERED MODERATE FROM 07N TO 10N BETWEEN 118W AND 134W.

$$

.FORECASTER MUNDELL. NATIONAL HURRICANE CENTER.



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