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
427
FZPN02 KWBC 121125
HSFEPI

HIGH SEAS FORECAST FOR METAREA XII
NWS OCEAN PREDICTION CENTER WASHINGTON DC
1145 UTC FRI JUN 12 2026

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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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.

ONLY YOU KNOW THE WEATHER AT YOUR POSITION. REPORT IT TO THE
NATIONAL WEATHER SERVICE. EMAIL US AT
VOSOPS@NOAA.GOV(LOWERCASE).

FOR ANY TROPICAL CYCLONE INFORMATION BEYOND 48 HOURS REFERENCE
THE ASSOCIATED NWS TROPICAL CYCLONE FORECAST/ADVISORY (TCM).

SECURITE

PACIFIC S OF 67N AND N OF 30N E OF A LINE FROM THE BERING STRAIT
TO 53N172E TO 50N180W TO 30N180W

ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS

SYNOPSIS VALID 0600 UTC JUN 12.
24 HOUR FORECAST VALID 0600 UTC JUN 13.
48 HOUR FORECAST VALID 0600 UTC JUN 14.

.WARNINGS.

...GALE WARNING...
.FROM 34N TO 42N BETWEEN 124W AND 129W AREA OF N WINDS 25 TO 35
KT. SEAS TO 4 M. ELSEWHERE S OF 44N BETWEEN 123W AND 137W AREA OF
N TO NW WINDS TO 25 KT. SEAS 2.5 TO 4 M.
.18 HOUR FORECAST FROM 39N TO 43N E OF 126W AREA OF N WINDS 25 TO
40 KT. SEAS 3 TO 4 M.
.24 HOUR FORECAST FROM 39N TO 43N E OF 126W AREA OF N WINDS 25 TO
40 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN 300 NM EITHER SIDE OF A
LINE FROM 30N137W TO 43N124W AREA OF N TO NE WINDS TO 25 KT. SEAS
TO 3 M.
.48 HOUR FORECAST FROM 35N TO 43N BETWEEN 130W AND 124W AREA OF N
WINDS 20 TO 30 KT. SEAS TO 3.5 M.

...GALE WARNING...
.LOW 48N152W 998 MB MOVING N 15 KT. WITHIN 120 NM OF A FRONT FROM
LOW CENTER TO 50N152W TO 50N146W WINDS 25 TO 35 KT. SEAS 2.5 TO 4
M. ELSEWHERE WITHIN 300 NM NE AND 180 NM W QUADRANTS...AND WITHIN
240 NM SE OF A FRONT FROM LOW CENTER TO 48N150W TO 39N156W WINDS
TO 25 KT. SEAS 2.5 TO 3.5 M.
.24 HOUR FORECAST LOW 53N154W 992 MB. WITHIN 180 NM N OF A FRONT
FROM 53N158W TO 55N155W TO 57N149W TO 55N142W...AND WITHIN 360 NM
E AND SE QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 5.5 M. ELSEWHERE
S OF ALASKA N OF 43N BETWEEN 137W AND 161W WINDS 20 TO 30 KT.
SEAS TO 3 M.
.48 HOUR FORECAST LOW 54N158W 994 MB. WITHIN 360 NM NE SEMICIRCLE
WINDS 20 TO 30 KT. SEAS TO 3.5 M.

...GALE WARNING...
.COMPLEX LOW W OF AREA WITH FIRST CENTER 50N171E 994 MB MOVING SE
10 KT AND SECOND CENTER 46N179E 996 MB MOVING NE 10 KT. BETWEEN
180 NM AND 420 NM NE QUADRANT OF FIRST CENTER...AND WITHIN 420 NM
E SEMICIRCLE OF SECOND CENTER WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M.
ELSEWHERE FROM 38N TO 56N W OF 171W WINDS TO 25 KT. SEAS TO 3 M.
.24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER W OF AREA 49N174E
996 MB AND SECOND CENTER 49N178W 998 MB. WITHIN 360 NM NE
SEMICIRCLE OF FIRST CENTER...AND WITHIN 360 NM NE AND E QUADRANTS
OF SECOND CENTER WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. ELSEWHERE
FROM 36N TO 56N W OF 165W WINDS TO 25 KT. SEAS TO 3 M.
.48 HOUR FORECAST COMBINED LOW W OF AREA NEAR 46N179E 1005 MB.
WITHIN 360 NM S QUADRANT WINDS TO 25 KT.

...GALE WARNING...
.COMPLEX LOW WITH MAIN CENTER 38N156W 1012 MB MOVING NE 15 KT.
WITHIN 240 NM OF MAIN CENTER WINDS TO 25 KT. SEAS TO 2.5 M.
.24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 41N153W 1009
MB. WITHIN 180 NM SE OF A FRONT FROM LOW CENTER TO 34N161W WINDS
TO 25 KT. SEAS TO 2.5 M.
.48 HOUR FORECAST COMBINED LOW 55N145W 1001 MB. WITHIN 360 NM E
SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M. ELSEWHERE WITHIN
150 NM EITHER SIDE OF A LINE FROM 50N138W TO 36N153W WINDS TO 25
KT. SEAS TO 3 M.

.SYNOPSIS AND FORECAST.

.48 HOUR FORECAST NEW LOW NEAR 46N164W 1002 MB. WITHIN 300 NM OF
LOW CENTER WINDS TO 25 KT. SEAS TO 3 M...HIGHEST SW OF CENTER.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 40N TO 50N
BETWEEN 140W AND 155W...AND FROM 38N TO 47N W OF 175W.
.24 HOUR FORECAST DENSE FOG WITHIN 240 NM E OF A LINE FROM
55N146W TO 52N142W TO 46N146W TO 40N155W.
.48 HOUR FORECAST DENSE FOG BOUNDED BY THE S ALASKA COAST AND A
LINE FROM 59N151W TO 50N146W TO 40N152W TO 46N140W TO 58N134W.

.FORECASTER ANDERSON. OCEAN PREDICTION CENTER.

NWS 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 0600 UTC FRI JUN 12.
24 HOUR FORECAST VALID 0600 UTC SAT JUN 13.
48 HOUR FORECAST VALID 0600 UTC SUN JUN 14.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 30N126W TO 30N136W TO 28N134W TO 28N130W TO 29N127W TO
30N126W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL.
.24 HOUR FORECAST WITHIN 30N130W TO 30N137W TO 28N135W TO
28N131W TO 29N130W TO 30N130W WINDS 20 KT OR LESS. SEAS 2.5 TO
3.0 M IN NE SWELL.
.30 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.WITHIN 07N99W TO 08N118W TO 02N128W TO 03.4S120W TO 03S91W TO
07N99W...EXCEPT LEE OF GALAPAGOS ISLANDS...WINDS 20 KT OR LESS.
SEAS 2.5 TO 3.0 M IN S TO SW SWELL.
.12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.18 HOUR FORECAST WITHIN 08N137W TO 09N138W TO 09N140W TO
05N140W TO 06N137W TO 08N137W SW TO W WINDS 20 TO 25 KT. SEAS 2.5
TO 3.0 M.
.24 HOUR FORECAST WITHIN 09N130W TO 10N140W TO 04N140W TO
06N128W TO 09N130W SW TO W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M
IN S TO SW SWELL.
.48 HOUR FORECAST WITHIN 08N121W TO 10N124W TO 08N139W TO
03N137W TO 04N124W TO 08N121W SW WINDS 20 TO 25 KT. SEAS 2.5 TO
3.0 M.

.18 HOUR FORECAST WITHIN 01S108W TO 00N114W TO 00N120W TO
03.4S120W TO 03.4S106W TO 01S108W WINDS 20 KT OR LESS. SEAS 2.5
TO 3.0 M IN S TO SW SWELL.
.24 HOUR FORECAST LITTLE CHANGE.
.48 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS
LESS THAN 2.5 M.

.REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M.

CONVECTION VALID AT 0900 UTC FRI JUN 12...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...
MONSOON TROUGH FROM 16N101W TO 10N120W TO 09N140W. NUMEROUS
MODERATE FROM 02N TO 11N BETWEEN 130W AND 140W.

.FORECASTER KRV. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W

SYNOPSIS VALID 0600 UTC JUN 12 2026.
24 HOUR FORECAST VALID 0600 UTC JUN 13 2026.
48 HOUR FORECAST VALID 0600 UTC JUN 14 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.LOW 1009 MB NEAR NEAR 09N142W 1009 MB MOVING E SLOWLY.
.24 HOUR FORECAST LOW MOVED E OF AREA. WINDS 20 TO 25 KT FROM 08N
TO 07N E OF 141W.
.48 HOUR FORECAST WINDS MOVED E OF AREA.

.FRONT 30N167W 27N170W 25N180W MOVING E 10 KT.
.24 HOUR FORECAST FRONT 30N165W 26N167W 23N180W.
.48 HOUR FORECAST FRONT 30N161W 26N166W 23N173W THENCE TROUGH
22N180W.

.48 HOUR FORECAST NEW TROUGH 30N170W 29N174W 28N180W.

.WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA.

.SEAS 2.5 M OR LESS OVER ENTIRE FORECAST AREA.

.MONSOON TROUGH 09N140W TO LOW DESCRIBED ABOVE TO 04N144W THENCE
ITCZ 05N153W 05N161W 07N172W 06N180W. ISOLATED MODERATE TSTMS
WITHIN 240 NM OF MONSOON TROUGH...AND WITHIN 180 NM OF ITCZ.


$$

.FORECASTER PIERCE. HONOLULU HI.