High Seas Forecast
Issued by NWS

Home | Current Version | Previous Version | Text Only | Print | Product List | Glossary On
Versions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28
000
FZPN02 KWBC 272325
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
2345 UTC TUE JUN 27 2017

CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE
SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 JUN 27.
24 HOUR FORECAST VALID 1800 UTC JUN 28.
48 HOUR FORECAST VALID 1800 UTC JUN 29.

.WARNINGS.

...GALE WARNING...
.FROM 48N TO 51N BETWEEN 126W AND 129W AREA OF NW WINDS 25 TO 35
KT. SEAS TO 9 FT.
.24 HOUR FORECAST FROM 48N 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 126W AND 129W AREA OF
NW WINDS TO 25 KT. SEAS TO 8 FT.

...GALE WARNING...
.LOW 45N160W 1005 MB MOVING NE 25 KT. FRONT FROM LOW TO 39N168W
AND FROM LOW NE TO 50N156W TO 56N155W. WITHIN 300 NM E AND SE
QUADRANTS AND 240 NM E OF FRONT S OF LOW WINDS 25 TO 35 KT. SEAS
8 TO 13 FT. ELSEWHERE WITHIN 420 NM E AND SE QUADRANTS...AND 300
NM E OF FRONT WINDS 20 TO 30 KT. SEAS TO 11 FT.
.24 HOUR FORECAST LOW 51N151W 1002 MB. FRONT FROM LOW TO 45N150W
TO 41N154W TO 39N160W. WITHIN 300 NM E AND SE QUADRANTS...AND
240 NM E AND SE OF FRONT WINDS 25 TO 35 KT. SEAS 8 TO 13 FT.
ELSEWHERE WITHIN 360 NM E SEMICIRCLE AND 300 NM E OF FRONT N OF
42N...AND 240 NM SE OF FRONT S OF 42N WINDS 20 TO 30 KT. SEAS TO
10 FT.
.48 HOUR FORECAST LOW 56N153W 1000 MB. FRONT TO EXTEND FROM LOW
TO 56N150W TO 50N142W TO 40N145W TO 35N146W. WITHIN 300 NM NE
QUADRANT WINDS 25 TO 35 KT. SEAS 8 TO 12 FT. ELSEWHERE WITHIN
240 NM E OF FRONT WINDS 20 TO 30 KT. SEAS TO 10 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 44N167E 1001 MB MOVING E 20 KT. FRONT SE FROM LOW TO
40N168W. WITHIN 480 NM S QUADRANT...AND WITHIN 300 NM S OF FRONT
WINDS 20 TO 30 KT. SEAS 8 TO 12 FT.
.24 HOUR FORECAST LOW 45N175W 1002 MB. WITHIN 480 NM S QUADRANT
WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW 48N163W 998 MB. WITHIN 420 NM S AND SW
QUADRANTS WINDS 20 TO 30 KT. SEAS TO 8 FT.

.FROM 31N TO 36N E OF 123W WINDS TO 25 KT. SEAS LESS THAN 8 FT.
.24 HOUR FORECAST E OF A LINE FROM 43N127W TO 38N127W AREA OF N
TO NW WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST E OF A LINE FROM 43N127W TO 38N126W AREA OF N
TO NW WINDS 20 TO 30 KT. SEAS TO 10 FT.

.COMPLEX LOW WITH MAIN CENTER 56N176W 991 MB DRIFTING N. WITHIN
360 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST LOW 58N177W 992 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.
.48 HOUR FORECAST LOW 59N180W 996 MB. WINDS LESS THAN 25 KT.
SEAS LESS THAN 8 FT.

.24 HOUR FORECAST NEW LOW 38N175E 1014 MB. WITHIN 360 NM S
QUADRANT WINDS TO 25 KT. SEAS TO 9 FT.
.48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 35N TO 43N
BETWEEN 167E AND 171W...FROM 37N TO 55N BETWEEN 149W AND 164W
AND N OF 53N BETWEEN 175E AND 180W...AND FROM 46N TO 49N W OF
162E.
.24 HOUR FORECAST DENSE FOG FROM 35N TO 55N BETWEEN 144W AND
159W...FROM 37N TO 50N BETWEEN 166W AND 175W...AND N OF 58N
BETWEEN 158W AND 178W.
.48 HOUR FORECAST DENSE FOG N OF 57N BETWEEN 172W AND 177W...
FROM 37N TO 55N BETWEEN 162W AND 152W...AND FROM 39N TO 56N
BETWEEN 138W AND 147W.

.HIGH 46N140W 1030 MB DRIFTING E.
.24 HOUR FORECAST HIGH 45N135W 1026 MB.
.48 HOUR FORECAST HIGH 43N132W 1026 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 1800 UTC TUE JUN 27.
24 HOUR FORECAST VALID 1800 UTC WED JUN 28.
48 HOUR FORECAST VALID 1800 UTC THU JUN 29.

.WARNINGS.

...TROPICAL STORM WARNING...
.TROPICAL STORM DORA NEAR 19.6N 111.4W 995 MB AT 2100 UTC JUN 27
MOVING WNW OR 290 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 55 KT
GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 30 NM OF CENTER
EXCEPT 40 NM NW QUADRANT. SEAS 12 FT OR GREATER WITHIN 90 NM N
SEMICIRCLE AND 75 NM S SEMICIRCLE WITH SEAS TO 20 FT. ELSEWHERE
WITHIN 105 NM OF CENTER WINDS 20 TO 33 KT. SEAS 10 TO 12 FT.
REMAINDER AREA FROM 17N TO 23N BETWEEN 107W AND 115W WINDS 20 KT
OR LESS. SEAS 8 TO 10 FT IN MIXED SWELL.
.24 HOUR FORECAST TROPICAL DEPRESSION DORA NEAR 20.6N 114.5W.
MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. SEAS TO 11 FT. WITHIN
75 NM OF CENTER WINDS 20 TO 30 KT. SEAS 8 TO 10 FT.
.48 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 21.7N
117.7W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT. SEAS TO 8 FT.
.72 HOUR FORECAST POST-TROPICAL REMNANT LOW DORA NEAR 21.5N
120.5W. MAXIMUM SUSTAINED WINDS 20 KT GUSTS 30 KT.
EXTENDED OUTLOOK...USE FOR GUIDANCE ONLY...ERRORS MAY BE LARGE.
.96 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.

.S OF 01S E OF 105W WINDS 20 KT OR LESS. SEAS TO 9 FT IN S
SWELL. FROM 01N TO 01S BETWEEN 81W AND 88W WINDS 20 KT OR LESS.
SEAS TO 9 FT IN SW SWELL.
.24 HOUR FORECAST S OF LINE FROM 07N92W TO 05N110W TO 00S120W
WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S SWELL...HIGHEST S OF
00N. S OF 06N BETWEEN 81W AND 92W...EXCEPT IN THE LEE OF THE
GALAPAGOS ISLANDS WINDS 20 KT OR LESS. SEAS TO 9 FT IN NW SWELL.
.48 HOUR FORECAST S OF LINE FROM 08S92W TO 08N110W TO 07N120W TO
00N125W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN S
SWELL...HIGHEST S OF 00N. S OF 01S BETWEEN 82W AND 92W WINDS 20
KT OR LESS. SEAS 8 FT IN SW SWELL.

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

CONVECTION VALID AT 2100 UTC TUE JUN 27...

.T.S. DORA...SCATTERED TO NUMEROUS MODERATE WITHIN 60 NM E
SEMICIRCLE. SCATTERED MODERATE WITHIN 30 NM W SEMICIRCLE.

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 10N85W TO 08N96W TO 07N95W TO 11N105W TO
09N115W TO 10N125W TO 09N128W. ITCZ FROM 09N128W TO BEYOND
06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N
BETWEEN 79W AND 110W. SIMILAR CONVECTION IS FROM 09N TO 11N
BETWEEN 110W AND 113W.

.FORECASTER GR. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI
NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E

SYNOPSIS VALID 1800 UTC JUN 27 2017.
24 HOUR FORECAST VALID 1800 UTC JUN 28 2017.
48 HOUR FORECAST VALID 1800 UTC JUN 29 2017.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WEAK TROUGH FROM 30N169W TO 25N170W MOVING WNW SLOWLY.
.24 HOUR FORECAST TROUGH DISSIPATED.

.RIDGE FROM 30N170E TO 29N160E NEARLY STATIONARY.

.WINDS 20 KT OR LESS OVER ENTIRE FORECAST AREA.

.48 HOUR FORECAST SEAS 8 TO 9 FT FROM 09N TO 15N BETWEEN 155W
AND 175W.

.SEAS 8 FT OR LESS OVER REST OF FORECAST AREA.

.ITCZ FROM 07N140W TO 08N155W TO 05N175W TO 06N175E TO 04N160E.
SCATTERED MODERATE TO STRONG TSTMS WITHIN 180 NM OF ITCZ W OF
175W. ISOLATED MODERATE TSTMS WITHIN 120 NM N AND 60 NM S OF
ITCZ.

$$

.FORECASTER WROE. HONOLULU HI.



USA.gov is the U.S. government's official web portal to all federal, state and local government web resources and services.