METAREA 12 bulletinset


HIGH SEAS FORECAST
FZPN02 KWBC 101725

HSFEPI

HIGH SEAS FORECAST FOR METAREA XII

NWS OCEAN PREDICTION CENTER WASHINGTON DC

1745 UTC MON AUG 10 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SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS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 1200 UTC AUG 10.

24 HOUR FORECAST VALID 1200 UTC AUG 11.

48 HOUR FORECAST VALID 1200 UTC AUG 12.

.WARNINGS.

...GALE WARNING...

.FROM 34N TO 44N BETWEEN 123W AND 129W AREA OF NW TO N WINDS 20

TO 30 KT. SEAS 2.5 TO 4 M.

.12 HOUR FORECAST FROM 40N TO 43N BETWEEN 124W AND 126W AREA OF

NW TO N WINDS 25 TO 35 KT. SEAS 3 TO 4 M.

.24 HOUR FORECAST FROM 33N TO 44N BETWEEN 123W AND 129W AREA OF

NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.36 HOUR FORECAST FROM 41N TO 43N BETWEEN 124W AND 126W AREA OF

N WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M.

.48 HOUR FORECAST FROM 33N TO 44N BETWEEN 123W AND 130W AREA OF

NW TO N WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M.

.SYNOPSIS AND FORECAST.

.LOW 43N160W 1012 MB MOVING NE 15 KT. WITHIN 240 NM S AND 300 NM

SE QUADRANTS WINDS LESS THAN 25 KT. SEAS LESS THAN 2.5 M.

.24 HOUR FORECAST LOW 45N155W 1008 MB. WITHIN 360 NM S AND SE

QUADRANTS WINDS TO 25 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST LOW DISSIPATED. ASSOCIATED CONDITIONS

DIMINISHED.

.24 HOUR FORECAST LOW 43N164W 1004 MB. FROM 36N TO 43N BETWEEN

157W AND 167W AND WITHIN 300 NM W AND SW QUADRANTS WINDS 20 TO

30 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST LOW 46N160W 1003 MB. FROM 37N TO 48N BETWEEN

150W AND 158W AND WITHIN 300 NM S AND SW QUADRANTS WINDS 20 TO

30 KT. SEAS TO 3 M.

.24 HOUR FORECAST NEW LOW 56N174E 1008 MB. WITHIN 240 NM E AND

420 NM S QUADRANTS WINDS 20 TO 30 KT. SEAS LESS THAN 2.5 M.

.48 HOUR FORECAST LOW 55N178W 1000 MB. WITHIN 360 NM OF CENTER

EXCEPT NW QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M.

.48 HOUR FORECAST FROM 48N TO 50N BETWEEN 126W AND 129W AREA OF

NW WINDS TO 25 KT. SEAS LESS THAN 25 KT.

.DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN AN AREA

BOUNDED BY A LINE FROM 39N150W TO 47N131W TO 53N140W TO 54N153W

TO 42N153W TO 39N150W...N OF 57N BETWEEN 150W AND 154W...N OF

54N BETWEEN 168W AND 176W...AND W OF A LINE FROM 55N173E TO

50N179W.

.24 HOUR FORECAST DENSE FOG FROM 40N TO 48N BETWEEN 133W AND

155W....FROM 51N TO 54N BETWEEN 144W AND 149W...FROM 56N TO 60N

BETWEEN 151W AND 154W...FROM 53N TO 61N BETWEEN 165W AND

173W...N OF A LINE FROM 63N166W TO 64N172W...AND FROM 51N TO 54N

W OF 175E.

.48 HOUR FORECAST DENSE FOG FROM 44N TO 52N BETWEEN 137W AND

158W...AND FROM 50N TO 53N W OF 179E.

.FORECASTER BANCROFT. 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 AUG 10.

24 HOUR FORECAST VALID 1200 UTC TUE AUG 11.

48 HOUR FORECAST VALID 1200 UTC WED AUG 12.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST.

.WITHIN 14N128W TO 17N131W TO 18N140W TO 09N140W TO 09N129W TO

14N128W E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M.

.24 HOUR FORECAST WITHIN 17N127W TO 20N132W TO 21N140W TO

07N140W TO 11N128W TO 17N127W SE WINDS 20 TO 25 KT. SEAS 2.5 TO

3.0 M.

.48 HOUR FORECAST WITHIN 17N131W TO 22N133W TO 23N140W TO

06N140W TO 11N133W TO 17N131W SE WINDS 20 TO 30 KT. SEAS 2.5 TO

3.0 M.

.WITHIN 16N94W TO 16N96W TO 14N96W TO 13N95W TO 13N94W TO 14N93W

TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS

20 TO 25 KT. SEAS 2.5 M.

.24 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 14N96W TO 13N95W TO

13N94W TO 14N93W TO 16N94W...INCLUDING THE GULF OF

TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS 2.5 M.

.48 HOUR FORECAST WITHIN 16N94W TO 16N96W TO 14N96W TO 13N95W TO

13N94W TO 14N93W TO 16N94W...INCLUDING THE GULF OF

TEHUANTEPEC... N TO NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M.

.WITHIN 11N86W TO 12N87W TO 12N89W TO 11N92W TO 09N90W TO 09N86W

TO 11N86W...INCLUDING THE GULF OF PAPAGAYO... NE TO E WINDS 20

TO 25 KT. SEAS 2.5 M.

.24 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS

LESS THAN 2.5 M.

.24 HOUR FORECAST WITHIN 01N126W TO 02N130W TO 01N132W TO

00N136W TO 00N125W TO 01N126W WINDS 20 KT OR LESS. SEAS 2.5 TO

3.0 M IN S SWELL.

.48 HOUR FORECAST WITHIN 01N108W TO 03N121W TO 00N132W TO

01S120W TO 03.4S120W TO 03S104W TO 01N108W WINDS 20 KT OR LESS.

SEAS 2.5 TO 3.0 M IN S SWELL.

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

CONVECTION VALID AT 1430 UTC MON AUG 10...

.INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH...

MONSOON TROUGH FROM 10N84W TO 03N82W TO 07N90W. ITCZ FROM 07N90W

TO 09N109W. MONSOON TROUGH FROM 09N109W TO 13N129W TO 10N140W.

SCATTERED MODERATE ISOLATED STRONG FROM 02N TO 18N BETWEEN 103W

AND 113W...AND FROM 06N TO 15N BETWEEN 121W AND 138W.

$$

.FORECASTER AL. NATIONAL HURRICANE CENTER.

NATIONAL WEATHER SERVICE HONOLULU HI

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

SYNOPSIS VALID 1200 UTC AUG 10 2026.

24 HOUR FORECAST VALID 1200 UTC AUG 11 2026.

48 HOUR FORECAST VALID 1200 UTC AUG 12 2026.

.WARNINGS.

.NONE.

.SYNOPSIS AND FORECAST

.TROUGH FROM 30N160W TO 25N164W MOVING E 10 KT.

.24 HOUR FORECAST TROUGH DISSIPATED.

.LOW 10N142W 1008 MB NEARLY STATIONARY. SCATTERED MODERATE TSTMS

WITHIN 150 NM E AND W SEMICIRCLES FROM LOW CENTER.

.24 HOUR FORECAST LOW NEAR 11N142W 1006 MB. WINDS 20 TO 30 KT

WITHIN 180 NM SE QUADRANT AND N SEMICIRCLE FROM LOW CENTER.

.48 HOUR FORECAST LOW NEAR 13N141W 1002 MB. TROPICAL CYCLONE

POSSIBLE. WINDS NEAR 35 KT WITHIN 60 NM OF LOW CENTER. WINDS 20 TO

30 KT ELSEWHERE WITHIN 270 NM FROM LOW CENTER. SEAS 2.5 TO 4 M

WITHIN 450 NM N SEMICIRCLE OF LOW CENTER...270 NM S SEMICIRCLE OF

LOW CENTER.

.OTHERWISE...WINDS 20 KT OR LESS OVER THE REMAINDER OF FORECAST

AREA.

.24 HOUR FORECAST SEAS 2.5 TO 3 M FROM 12N TO 19N W OF 153W.

.48 HOUR FORECAST SEAS SUBSIDING TO 2.5 M OR BELOW.

.OTHERWISE...SEAS 2.5 M OR LOWER OVER THE REMAINDER OF FORECAST

AREA.

.ITCZ FROM 07N154W TO 07N179W. ISOLATED MODERATE TSTMS WITHIN 120

NM OF ITCZ W OF 176W.

.MONSOON TROUGH FROM 11N140W TO LOW MENTIONED ABOVE TO 07N150W.

.ISOLATED MODERATE TSTMS WITHIN 90 NM OF POINTS 16N168W AND

13N158W...AND WITHIN 60 NM OF A LINE FROM 06N146W TO 00N161W.

$$

.FORECASTER BLOOD. HONOLULU HI.=