FZPN02 KWBC 170525 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 0545 UTC THU SEP 17 2026 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0000 UTC SEP 17. 24 HOUR FORECAST VALID 0000 UTC SEP 18. 48 HOUR FORECAST VALID 0000 UTC SEP 19. .WARNINGS. ...GALE WARNING... .24 HOUR FORECAST LOW 56N173E 1009 MB. WITHIN 360 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 3.5 M. ELSEWHERE FROM 48N TO 56N W OF 177E WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 52N164W 998 MB. WITHIN 420 NM W AND SW QUADRANTS WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE FROM 42N TO 53N W OF 153W...AND N OF 53N W OF 165W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .SYNOPSIS AND FORECAST. .FROM 38N TO 51N BETWEEN 124W AND 131W N TO NW WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST FROM 43N TO 52N BETWEEN 125W AND 131W N TO NW WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST FROM 32N TO 41N BETWEEN 119W AND 126W NW WINDS TO 25 KT. SEAS TO 2.5 M. .N OF 57N BETWEEN 144W AND 155W W TO SW WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .LOW W OF AREA 59N178E 1001 MB MOVING NE 20 KT. FROM 48N TO 61N W OF 165W WINDS TO 25 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW 61N169W 1005 MB. FROM 50N TO 57N BETWEEN 159W AND 176W...AND N OF 62N W OF 168W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW MOVED INLAND OVER ALASKA WITH CONDITIONS DESCRIBED WITH LOW 52N164W IN WARNINGS SECTION ABOVE. .FROM 30N TO 36N W OF 170W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST CONDITIONS MOVED W OF AREA. .COMPLEX LOW WITH MAIN CENTER 50N155W 1025 MB MOVING NE 15 KT. WITHIN 120 NM SE QUADRANT WINDS TO 25 KT. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 51N149W 1012 MB. FROM 40N TO 51N BETWEEN 145W AND 158W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER 59N145W 997 MB. FROM 42N TO 60N BETWEEN 135W AND 147W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM NW OF A LINE FROM 45N160W TO 51N149W. .24 HOUR FORECAST DENSE FOG WITHIN 180 NM NW OF A LINE FROM 43N155W TO 54N139W. .48 HOUR FORECAST DENSE FOG FROM 53N TO 59N BETWEEN 134W AND 139W...AND FROM 49N TO 53N BETWEEN 155W AND 165W. .FORECASTER MILLS. 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 0000 UTC THU SEP 17. 24 HOUR FORECAST VALID 0000 UTC FRI SEP 18. 48 HOUR FORECAST VALID 0000 UTC SAT SEP 19. .WARNINGS. ...GALE WARNING... .WITHIN 16N94W TO 16N95W TO 16N96W TO 15N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 25 TO 35 KT. SEAS 2.5 M. WITHIN 14N95W TO 16N95W TO 13N97W TO 12N97W TO 13N96W TO 14N96W TO 14N95W NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .12 HOUR FORECAST WITHIN 14N94W TO 16N95W TO 12N98W TO 12N97W TO 13N95W TO 14N94W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .24 HOUR FORECAST WITHIN 16N94.5W TO 16.5N95W TO 16N95.5W TO 15.5N95.5W TO 15.5N94.5W TO 16N94.5W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 25 TO 35 KT. SEAS 2.5 M. ELSEWHERE WITHIN 15N94W TO 16N95W TO 15N96W TO 14N96W TO 15N95W TO 15N94W N TO NE WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. REMAINDER OF AREA WITHIN 13N95W TO 13N96W TO 12N98W TO 11N99W TO 11N96W TO 13N95W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .36 HOUR FORECAST WITHIN 15N95W TO 16N95W TO 14N96W TO 13N96W TO 14N95W TO 15N95W...INCLUDING THE GULF OF TEHUANTEPEC... N TO NE WINDS 20 TO 30 KT. SEAS 2.5 M. .48 HOUR FORECAST WITHIN 16.5N94.5W TO 16N95.5W TO 15.5N95.5W TO 15.5N95W TO 15.5N94.5W TO 16.5N94.5W...INCLUDING THE GULF OF TEHUANTEPEC... N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .SYNOPSIS AND FORECAST. .LOW PRESSURE NEAR 15N129W 1007 MB. WITHIN 22N127W TO 24N140W TO 17N140W TO 14N135W TO 15N126W TO 17N123W TO 22N127W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. .24 HOUR FORECAST LOW PRESSURE NEAR 15N133W 1007 MB. WITHIN 21N127W TO 23N129W TO 24N140W TO 13N140W TO 14N132W TO 21N127W NE TO E WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN E SWELL. .48 HOUR FORECAST LOW PRESSURE NEAR 15N137W 1008 MB. WITHIN 23N133W TO 25N135W TO 23N140W TO 15N140W TO 16N138W TO 19N136W TO 23N133W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0300 UTC THU SEP 17... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N79W TO 08N90W TO 1007 MB LOW PRESSURE NEAR 15N129W TO 10N140W. SCATTERED MODERATE TO ISOLATED STRONG FROM 08N TO 13N BETWEEN 90W AND 105W. SCATTERED MODERATE FROM 12N TO 16N BETWEEN 110W AND 120W. $$ .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 0000 UTC SEP 17 2026. 24 HOUR FORECAST VALID 0000 UTC SEP 18 2026. 48 HOUR FORECAST VALID 0000 UTC SEP 19 2026. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .LOW NEAR 11N154W 1006 MB MOVING W 10 KT. TROUGH FROM 16N153W TO 12N154W TO LOW MOVING W 10 KT. ISOLATED MODERATE TSTMS WITHIN 180NM OF TROUGH. .24 HOUR FORECAST LOW NEAR 11N156W. TROUGH FROM 16N156W TO LOW. .48 HOUR FORECAST LOW NEAR 11N159W. TROUGH FROM 16N157W TO LOW. .TROUGH FROM 28N150W 23N151W 17N150W MOVING W 15 KT. WINDS 20 TO 25 KT FROM 25N TO 20N E OF 151W. SEAS 2.5 TO 3 M FROM 20N TO 25 N E OF 151W. .24 HOUR FORECAST TROUGH FROM 28N152W 17N156W. WINDS 20 TO 25 KT W OF TROUGH BETWEEN 25N AND 16N. SEAS 2.5 TO 3 M FROM 25N TO 15N E OF 152W. .48 HOUR FORECAST TROUGH FROM 28N153W 17N161W. WINDS 20 TO 25 KT FROM 25N TO 15N E OF 160W. SEAS 2.5 TO 3 M FROM 24N TO 15N E OF 155W. .TROUGH FROM 30N179W 28N178W 24N180W MOVING W 20 KT. WINDS 20 TO 25 KT N OF 24N BETWEEN 170W AND 179W. SEAS 2.5 TO 3 M IN AREA BOUNDED BY 30N172W 27N172W 27N178W 24N180W 30N180W 30N171W. SCATTERED MODERATE TSTMS W OF TROUGH. .24 HOUR FORECAST TROUGH MOVED W OF AREA. .TROUGH FROM 26N174W 23N175W 19N176W 14N178W 12N180W MOVING NW 15 KT. SCATTERED MODERATE TO STRONG TSTMS WITHIN 210 NM OF TROUGH. .24 HOUR FORECAST TROUGH 19N176W 12N180W. .48 HOUR FORECAST TROUGH MOVED W OF AREA. .24 HOUR FORECAST. WINDS 20 TO 25 KT FROM 30N TO 20N BETWEEN 158W AND 175W. .48 HOUR FORECAST. WINDS 20 TO 25 KT FROM 28N TO 19N BETWEEN 16OW TO 172W. .OTHERWISE...WINDS 20 KT OR LESS AND SEAS 2.5 M OR LOWER OVER THE REMAINDER OF FORECAST AREA. .MONSOON TROUGH 10N162W 10N159W 11N154W 10N148W 09N140W. ISOLATED MODERATE TSTMS WITHIN 120 NM OF MONSOON TROUGH. $$ .FORECASTER KINO. HONOLULU HI.=