FZPN02 KWBC 181125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC THU SEP 18 2025 CCODE/1:31:12:01:00/AOW+POR/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 N OF 30N AND S OF 67N E OF A LINE FROM BERING STRAIT TO 50N 160E ALL FORECASTS VALID OVER ICE FREE FORECAST WATERS SYNOPSIS VALID 0600 UTC SEP 18. 24 HOUR FORECAST VALID 0600 UTC SEP 19. 48 HOUR FORECAST VALID 0600 UTC SEP 20. .WARNINGS. ...GALE WARNING... .LOW 55N149W 1005 MB MOVING NW 10 KT. WITHIN 180 NM E OF A LINE FROM 54N140W TO 50N137W TO 46N140W WINDS 20 TO 30 KT. SEAS TO 3 M. .12 HOUR FORECAST LOW 57N149W 999 MB. WITHIN 120 NM N AND NE OF A LINE FROM 58N150W TO 58N141W TO 54N135W WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST LOW 58N152W 993 MB. FORECAST CONDITIONS DESCRIBED WITH LOW 58N146W BELOW. ...GALE WARNING... .LOW 52N157W 998 MB MOVING NE 25 KT. FRONT EXTENDS FROM CENTER TO 40N169W. WITHIN 360 NM E AND SE OF FRONT N OF 42N WINDS 25 TO 35 KT. SEAS 3 TO 5 M. ELSEWHERE WITHIN 600 NM E OF FRONT WINDS 20 TO 30 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW 58N146W 993 MB. WITHIN 120 NM NE OF A LINE FROM 59N147W TO 57N140W TO 56N135W WINDS 25 TO 40 KT. SEAS 3 TO 4.5 M. ELSEWHERE N OF 52N BETWEEN 133W AND 150W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DIMINISHED. ...GALE WARNING... .LOW 47N171E 998 MB MOVING E 45 KT. FROM 42N TO 46N BETWEEN 169E AND 174E WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE FROM 40N TO 47N BETWEEN 165E AND 180W WINDS 20 TO 30 KT. SEAS TO 3.5 M. .24 HOUR FORECAST LOW 49N162W 998 MB. FROM 44N TO 49N BETWEEN 157W AND 165W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN AN AREA BOUNDED BY 54N140W...46N140W...40N155W...40N164W...48N163W...54N155W...54N14 0W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST LOW 55N146W 983 MB. WITHIN 720 NM S SEMICIRCLE WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M. ...GALE WARNING... .FROM 38N TO 43N E OF 128W WINDS 25 TO 35 KT. SEAS 3 TO 4 M. ELSEWHERE WITHIN AN AREA BOUNDED BY 49N124W...38N123W...30N135W...30N145W...49N128W...49N124W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST FROM 39N TO 44N BETWEEN 124W AND 128W WINDS 25 TO 35 KT. SEAS 3.5 TO 5 M. ELSEWHERE WITHIN AN AREA BOUNDED BY 45N124W...39N124W...30N135W...30N148W...45N128W...45N124W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST FROM 36N TO 41N BETWEEN 125W AND 130W WINDS TO 25 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .COMPLEX LOW WITH MEAN CENTER NEAR 53N180W 988 MB MOVING E 15 KT. WITHIN 480 NM NW SEMICIRCLE...AND FROM 44N TO 51N BETWEEN 170W AND 176E...ALSO WITHIN 240 NM S SEMICIRCLE WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 55N170W 990 MB. FROM 42N TO 51N BETWEEN 165W AND 175W...ALSO FROM 45N TO 58N BETWEEN 173W AND 178E...AND N OF A LINE FROM 59N178W TO 63N170W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .48 HOUR FORECAST LOW DISSIPATED WITH CONDITIONS DESCRIBED WITH LOW 55N146W IN WARNING SECTION. .24 HOUR FORECAST LOW 43N168E 1007 MB. WITHIN 180 NM S AND SE OF A LINE FROM 44N168E TO 41N160E WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW 45N178W 1009 MB. FROM 40N TO 47N BETWEEN 173W AND 177E WINDS TO 25 KT. SEAS TO 2.5 M. .48 HOUR FORECAST LOW 50N162E 1009 MB. FROM 45N TO 50N W OF 166E WINDS 20 TO 30 KT. SEAS 3 TO 4 M. .48 HOUR FORECAST N OF 59N BETWEEN 165W AND 172W WINDS TO 25 KT. SEAS LESS THAN 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 180 NM SE OF A LINE FROM 52N157W TO 45N165W. .24 HOUR FORECAST CONDITIONS IMPROVED. .FORECASTER SHAW. 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 0600 UTC THU SEP 18. 24 HOUR FORECAST VALID 0600 UTC FRI SEP 19. 48 HOUR FORECAST VALID 0600 UTC SAT SEP 20. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .WITHIN 30N134W TO 30N140W TO 27N140W TO 27N139W TO 29N136W TO 30N134W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NW TO N SWELL. .24 HOUR FORECAST WITHIN 30N127W TO 30N140W TO 26N140W TO 26N136W TO 28N129W TO 30N127W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST WITHIN 30N136W TO 30N140W TO 24N140W TO 25N136W TO 27N135W TO 30N136W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. .LOW PRES NEAR 16N109W 1007 MB. WITHIN 13N106W TO 14N108W TO 15N112W TO 13N111W TO 11N109W TO 12N106W TO 13N106W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. ELSEWHERE WITHIN 14N103W TO 19N105W TO 17N108W TO 13N107W TO 10N111W TO 10N105W TO 14N103W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN S TO SW SWELL. .24 HOUR FORECAST LOW PRES...POSSIBLE TROPICAL CYCLONE...NEAR 17.5N111.5W 1007 MB. WITHIN 16N107W TO 18N109W TO 17N114W TO 15N114W TO 14N111W TO 14N108W TO 16N107W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.0 M. .48 HOUR FORECAST LOW PRES NEAR 19N114W 1007 MB. WITHIN 19N110W TO 18N115W TO 17N115W TO 16N114W TO 16N112W TO 17N110W TO 19N110W WINDS 20 KT OR LESS. SEAS 2.5 M IN SW SWELL. .WITHIN 16N94W TO 16N95W TO 16N96W TO 14N95W TO 15N94W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC... NE WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .12 HOUR FORECAST CONDITIONS IMPROVE. WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .WITHIN 06N81W TO 08N84W TO 05N89W TO 02N88W TO 02N82W TO 03N80W TO 06N81W...INCLUDING THE GULF OF PANAMA AND NEAR THE AZUERO PENINSULA... WINDS 20 KT OR LESS. SEAS 2.5 M IN S TO SW SWELL. .06 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 0800 UTC THU SEP 18... .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 10N85W TO LOW PRES NEAR 16N109W TO 10N140W. SCATTERED MODERATE ISOLATED STRONG N OF 03N AND E OF 100W...AND FROM 08N TO 20N BETWEEN 105W AND 115W. $$ .FORECASTER AL. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 160E SYNOPSIS VALID 0600 UTC SEP 18 2025. 24 HOUR FORECAST VALID 0600 UTC SEP 19 2025. 48 HOUR FORECAST VALID 0600 UTC SEP 20 2025. .WARNINGS. .NONE. .SYNOPSIS AND FORECAST. .FRONT 27N140W 27N143W 30N153W MOVING SSW SLOWLY. WINDS 20 TO 25 KT N OF FRONT. ISOLATED MODERATE TSTMS WITHIN 60 NM OF FRONT W OF 150W. .24 HOUR FORECAST FRONT WEAKENED TO TROUGH 25N140W 25N153W 30N157W. WINDS EASED TO 20 KT OR LESS. SEAS 2.5 TO 3 M N OF TROUGH E OF 145W. .48 HOUR FORECAST TROUGH DISSIPATED. .LOW NEAR 22N163E 1011 MB MOVING WNW 10 KT. WINDS 20 TO 25 KT WITHIN 18O NM NE QUADRANT OF LOW. SCATTERED MODERATE TO STRONG TSTMS WITHIN 150 NM OF LOW CENTER. .24 HOUR FORECAST LOW MOVED W OF AREA. .TROUGH 10N157W 16N156W MOVING W SLOWLY. WINDS 20 TO 25 KT WITHIN 240 NM NW OF TROUGH FROM 14N TO 18N. SEAS 2.5 TO 3 M FROM 14N TO 19N BETWEEN 155W TO 162W. SCATTERED MODERATE TSTMS WITHIN 250 NM EITHER SIDE OF TROUGH. .24 HOUR FORECAST TROUGH 10N163W 16N163W. .48 HOUR FORECAST TROUGH DISSIPATED. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .48 HOUR FORECAST SEAS 2.5 TO 3 M N OF 24N E OF 150W. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .MONSOON TROUGH 10N140W 11N150W. .ITCZ 11N151W TO TROUGH ABOVE TO 09N170W 06N168E 09N160E. ISOLATED MODERATE TSTMS WITHIN 90 NM EITHER SIDE OF ITCZ. $$ .FORECASTER BLOOD. HONOLULU HI.=