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 29 30 31
000
FZPN01 KWBC 231610
HSFEP1

HIGH SEAS FORECAST
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1630 UTC FRI JUN 23 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 23.
24 HOUR FORECAST VALID 1200 UTC JUN 24.
48 HOUR FORECAST VALID 1200 UTC JUN 25.

.WARNINGS.

...GALE WARNING...
.LOW 50N150W 1009 MB MOVING NE 10 KT. WITHIN 240 NM W AND NW
QUADRANTS...AND FROM 53N TO 55N BETWEEN 150W AND 142W WINDS 25
TO 35 KT. SEAS TO 12 FT.
.24 HOUR FORECAST LOW 54N146W 1010 MB. WITHIN 240 NM NW AND 300
NM SW QUADRANTS WINDS 25 TO 35 KT. SEAS TO 10 FT.
.48 HOUR FORECAST LOW 55N138W 1014 MB. WITHIN 360 NM SW QUADRANT
WINDS TO 25 KT. SEAS TO 8 FT.

...GALE WARNING...
.LOW 44N160E 996 MB MOVING NE 20 KT. WITHIN 660 NM SE QUADRANT
WINDS TO 25 KT. SEAS TO 10 FT.
.24 HOUR FORECAST LOW 48N172E 997 MB. WITHIN 780 NM S...840 NM E
AND NE QUADRANTS WINDS 20 TO 30 KT. SEAS TO 10 FT.
.48 HOUR FORECAST COMPLEX LOW WITH MAIN LOW 55N177W 992 MB.
FRONT FROM LOW TO 54N170W TO 50N167W TO 44N170W TO 40N176W.
WITHIN 180 NM E AND NE OF FRONT N OF 43N WINDS 25 TO 35 KT. SEAS
8 TO 14 FT. ELSEWHERE WITHIN 420 NM NE AND 480 NM SE
QUADRANTS...AND 300 NM E AND NE OF FRONT WINDS 20 TO 30 KT. SEAS
TO 11 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 51N171E 1002 MB MOVING NE 10 KT. FRONT EXTENDS FROM LOW TO
55N176E TO 50N176W TO 40N179W TO 36N177E. WITHIN 180 NM NE AND E
OF FRONT E OF 173E WINDS 20 TO 30 KT. SEAS 8 TO 15 FT.
.24 HOUR FORECAST LOW 54N174E 1002 MB. CONDITIONS DESCRIBED
ABOVE WITH LOW 48N172E.

.LOW 34N126W 1008 MB DRIFTING W. WITHIN 360 NM E OF A LINE FROM
45N130W TO 40N135W TO 34N139W AREA OF NE WINDS 20 TO 30 KT. SEAS
8 TO 17 FT.
.24 HOUR FORECAST LOW 35N131W 1011 MB. WITHIN 360 NM E OF A LINE
FROM 46N130W TO 40N137W TO 35N142W AREA OF NE WINDS 20 TO 30 KT.
SEAS 8 TO 13 FT.
.48 HOUR FORECAST LOW 35N134W 1011 MB. BETWEEN 120 NM AND 480 NM
W AND NW QUADRANTS...AND 240 NM N OF A LINE FROM 45N124W TO
41N130W TO 40N133W WINDS 20 TO 30 KT. SEAS TO 12 FT.

.OVER FORECAST WATERS NW OF A LINE FROM 65N167W TO 62N174W AREA
OF S WINDS TO 25 KT. SEAS TO 8 FT.
.24 HOUR FORECAST NW OF A LINE FROM 65N166W TO 62N173W AREA OF S
WINDS TO 25 KT. SEAS TO 8 FT.
.48 HOUR FORECAST CONDITIONS N OF AREA.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 39N TO 53N
BETWEEN 140W AND 151W...FROM 40N TO 46N BETWEEN 173W AND
177W...AND FROM 33N TO 47N W OF 174E.
.24 HOUR FORECAST DENSE FOG FROM 34N TO 52N BETWEEN 169W AND
167E AND FROM 55N TO 61N BETWEEN 171W AND 179E.
.48 HOUR FORECAST DENSE FOG FROM 39N TO 62N BETWEEN 163W AND
176E AND FROM 33N TO 37N W OF 163E.

.HIGH 46N135W 1029 MB DRIFTING SW.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 44N164W 1031 MB MOVING E 10 KT.
.24 HOUR FORECAST HIGH 43N159W 1034 MB.
.48 HOUR FORECAST HIGH 45N152W 1033 MB.

.HIGH 49N164W 1030 MB DRIFTING E.
.24 HOUR FORECAST HIGH DISSIPATED.

.HIGH 59N146W 1030 MB DRIFTING NW.
.24 HOUR FORECAST HIGH DISSIPATED.

.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 FRI JUN 23.
24 HOUR FORECAST VALID 1200 UTC SAT JUN 24.
48 HOUR FORECAST VALID 1200 UTC SUN JUN 25.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN AREA BOUNDED BY 30N140W TO 30N119W TO 22N119W TO 22N140W
TO 30N140W WINDS 20 KT OR LESS. SEAS 8 TO 10 FT IN NE SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 30N140W TO 30N120W TO
19N120W TO 19N140W TO 30N140W WINDS 20 KT OR LESS. SEAS 8 TO 9
FT IN NE SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 30N140W
TO 30N135W TO 23N135W TO 23N140W TO 30N140W WINDS 20 KT OR LESS.
SEAS 8 TO 9 FT IN NE SWELL.

.WITHIN AREA BOUNDED BY 09N111W TO 09N102W TO 04N102W TO 04N111W
TO 09N111W TO 09N111W WINDS 20 KT OR LESS. SEAS 8 FT IN SW SWELL.
.24 HOUR FORECAST WITHIN AREA BOUNDED BY 11N120W TO 11N110W TO
06N110W TO 06N120W TO 11N120W WINDS 20 KT OR LESS. SEAS 8 FT IN
SW SWELL.
.48 HOUR FORECAST WITHIN AREA BOUNDED BY 12N120W TO 12N105W TO
06N105W TO 06N120W TO 12N120W WINDS 20 KT OR LESS. SEAS LESS THAN
8 FT IN SW SWELL.

.WITHIN AREA BOUNDED BY 01S120W TO 01S98W TO 03.4S98W TO
03.4S120W TO 01S120W TO 01S120W WINDS 20 KT OR LESS. SEAS 8 FT IN
SW SWELL.
.12 HOUR FORECAST WINDS 20 KT OR LESS. SEAS LESS THAN 8 FT.

.36 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
14.5N99W 1007 MB. WITHIN AREA BOUNDED BY 16N99W TO 16N97W TO
15N97W TO 15N99W TO 16N99W E TO SE WINDS 20 TO 25 KT. SEAS 8 FT.
.48 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR
15N100W 1007 MB. WITHIN AREA BOUNDED BY 16N101W TO 16N99W TO
15N99W TO 15N101W TO 16N101W E WINDS 20 TO 25 KT. SEAS 8 FT.

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

CONVECTION VALID AT 1500 UTC FRI JUN 23...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH AXIS EXTENDS FROM 08N78W TO DEVELOPING LOW
PRESSURE NEAR 13N97W TO 08N125W. ITCZ FROM 08N125W TO BEYOND
06N140W. SCATTERED MODERATE ISOLATED STRONG FROM 09N TO 14.5N
BETWEEN 92W AND 100W. SCATTERED MODERATE WITHIN 60 NM S OF AXIS
BETWEEN 115W AND 120W. SCATTERED MODERATE WITHIN 60 NM S OF AXIS
BETWEEN 135W AND 140W.

$$
.FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER.



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