High Seas Forecast
Issued by NWS
Issued by NWS
559 FZPN02 KWBC 291725 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1745 UTC TUE SEP 29 2026 CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 SEP 29. 24 HOUR FORECAST VALID 1200 UTC SEP 30. 48 HOUR FORECAST VALID 1200 UTC OCT 01. .WARNINGS. ...GALE WARNING... .LOW 58N141W 996 MB MOVING NE 10 KT THEN DISSIPATING INLAND. WITHIN 660 NM S SEMICIRCLE AND 660 NM W QUADRANT WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M...HIGHEST S OF CENTER. .06 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 60N149W 1002 MB. BETWEEN 90 NM AND 420 NM SW QUADRANT WINDS 25 TO 35 KT. SEAS TO 3.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 60N150W 1005 MB. WITHIN 420 NM SE AND S QUADRANTS WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW DISSIPATED AND CONDITIONS DIMINISHED. ...GALE WARNING... .18 HOUR FORECAST LOW W OF AREA 51N171E 993 MB. WITHIN 660 NM SE QUADRANT WINDS 25 TO 35 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST COMPLEX LOW WITH MAIN CENTER NEAR 52N172E 994 MB. WITHIN 360 NM NE AND 840 NM SE QUADRANTS WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 39N TO 60N W OF 167W WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 51N180W 992 MB AND SECOND CENTER NEAR 51N170W 993 MB. BETWEEN 180 NM AND 480 NM NE AND N QUADRANTS OF FIRST CENTER...AND WITHIN 240 NM NE AND E OF A FRONT FROM SECOND CENTER TO 49N165W TO 46N167W TO 39N180W WINDS 25 TO 35 KT. SEAS 2.5 TO 4.5 M...HIGHEST NEAR 55N176E AND 43N172W. ELSEWHERE FROM 37N TO 60N W OF 154W WINDS TO 25 KT. SEAS TO 3.5 M. .SYNOPSIS AND FORECAST. .S OF 41N BETWEEN 118W AND 131W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST S OF 43N BETWEEN 120W AND 131W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .48 HOUR FORECAST FROM 31N TO 43N BETWEEN 121W AND 131W AREA OF N TO NW WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .COMPLEX LOW WITH MAIN CENTER NEAR 41N155W 1010 MB MOVING NE 15 KT AND SECOND CENTER 35N166W 1014 MB MOVING E 20 KT. WITHIN 300 NM EITHER SIDE OF A LINE FROM 49N125W TO 45N135W TO FIRST CENTER TO SECOND CENTER 33N175W TO 33N180W WINDS TO 25 KT. SEAS TO 2.5 TO 3.5 M. .24 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 43N148W 1010 MB AND SECOND CENTER 35N157W 1009 MB. WITHIN 360 NM EITHER SIDE OF A LINE FROM 32N175W TO SECOND CENTER TO FIRST CENTER TO 46N130W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M...HIGHEST N AND NW OF BOTH CENTERS. .48 HOUR FORECAST COMPLEX LOW WITH FIRST CENTER 44N144W 1012 MB AND SECOND CENTER 37N151W 1009 MB. WITHIN 300 NM EITHER SIDE OF A LINE FROM 30N165W TO FIRST CENTER TO SECOND CENTER TO 47N130W WINDS TO 25 KT. SEAS 2.5 TO 3.5 M...HIGHEST NW OF SECOND CENTER. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM N OF 65N W OF 165W...AND FROM 58N TO 62N W OF 167W. .24 HOUR FORECAST DENSE FOG N OF 65N W OF ALASKA...WITHIN 120 NM EITHER SIDE OF A LINE FROM 46N133W TO 45N145W TO 32N158W...AND FROM 43N TO 53N W OF 171W. .48 HOUR FORECAST DENSE FOG FROM 42N TO 53N BETWEEN 161W AND 176E. .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 1200 UTC TUE SEP 29. 24 HOUR FORECAST VALID 1200 UTC WED SEP 30. 48 HOUR FORECAST VALID 1200 UTC THU OCT 1. .WARNINGS. ...HURRICANE WARNING... .HURRICANE POLO NEAR 27.8N 110.9W 981 MB AT 1500 UTC SEP 29 MOVING NE OR 040 DEG AT 15 KT. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. TROPICAL STORM FORCE WINDS WITHIN 70 NM NE AND SW QUADRANTS...50 NM NW QUADRANT AND 80 NM SE QUADRANT. SEAS 4 M OR GREATER WITHIN 30 NM NE QUADRANT...45 NM SE QUADRANT...10 NM SW QUADRANT...AND 60 NM NW QUADRANT WITH SEAS TO 8 M. ELSEWHERE WITHIN 27N109W TO 29N112W TO 28N113W TO 26N111W TO 25N111W TO 25N109W TO 27N109W WINDS 20 TO 33 KT. SEAS 2.5 TO 4.0 M IN MIXED SWELL. .12 HOUR FORECAST POST-TROPICAL POLO INLAND NEAR 30.5N 108.2W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. OVER FORECAST WATERS IN THE GULF OF CALIFORNIA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. .24 HOUR FORECAST...DISSIPATED. ...HURRICANE WARNING... .TROPICAL STORM RACHEL NEAR 15.3N 105.0W 987 MB AT 1500 UTC SEP 29 MOVING WNW OR 300 DEG AT 11 KT. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S SEMICIRCLE...120 NM NE QUADRANT AND 110 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 210 NM NW AND SE QUADRANTS...220 NM NE QUADRANT AND 90 NM SW QUADRANT WITH SEAS TO 8 M. ELSEWHERE WITHIN 17N100W TO 19N105W TO 15N108W TO 10N105W TO 11N102W TO 17N100W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 16N98W TO 17N100W TO 14N100W TO 10N103W TO 10N99W TO 11N97W TO 16N98W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .12 HOUR FORECAST HURRICANE RACHEL NEAR 16.5N 106.4W. MAXIMUM SUSTAINED WINDS 65 KT GUSTS 80 KT. .24 HOUR FORECAST HURRICANE RACHEL NEAR 17.9N 107.7W. MAXIMUM SUSTAINED WINDS 75 KT GUSTS 90 KT. TROPICAL STORM FORCE WINDS WITHIN 130 NM NE QUADRANT...150 NM SE QUADRANT...140 NM SW QUADRANT...AND 110 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 360 NM SE SEMICIRCLE AND 150 NM NW SEMCIRCLE WITH SEAS TO 11 M. ELSEWHERE WITHIN 18N103W TO 20N106W TO 19N110W TO 10N109W TO 14N103W TO 18N103W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 16N98W TO 23N109W TO 20N112W TO 13N111W TO 08N113W TO 08N103W TO 16N98W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .48 HOUR FORECAST HURRICANE RACHEL NEAR 19.7N 109.5W. MAXIMUM SUSTAINED WINDS 90 KT GUSTS 110 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...140 NM SE QUADRANT...130 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 420 NM SE SEMICIRCLE AND 180 NM NW SEMCIRCLE WITH SEAS TO 11 M. ELSEWHERE WITHIN 22N107W TO 21N112W TO 19N112W TO 11N108W TO 11N105W TO 14N103W TO 22N107W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 25N108W TO 25N116W TO 17N118W TO 09N114W TO 07N108W TO 12N94W TO 25N108W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. ...TROPICAL STORM WARNING... .TROPICAL DEPRESSION NINETEEN-E NEAR 14.4N 131.6W 1004 MB AT 1500 UTC SEP 29 MOVING E OR 090 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 18N132W TO 18N134W TO 16N135W TO 13N135W TO 13N133W TO 15N131W TO 18N132W N WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M. .12 HOUR FORECAST TROPICAL STORM NINETEEN-E NEAR 14.5N 130.2W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. SEAS TO 4 M WITHIN 60 NM W QUADRANT. ELSEWHERE WITHIN 16N135W TO 15N128W TO 13N129W TO 13N136W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.0 M. .24 HOUR FORECAST TROPICAL DEPRESSION NINETEEN-E NEAR 14.5N 128.5W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. WITHIN 17N128W TO 18N129W TO 17N130W TO 16N130W TO 16N129W TO 17N128W NE WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. .48 HOUR FORECAST TROPICAL DEPRESSION NINETEEN-E NEAR 14.9N 125.1W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. WITHIN 18N128W TO 18N130W TO 17N131W TO 15N130W TO 14N129W TO 16N128W TO 18N128W WINDS 20 TO 25 KT. SEAS 2.5 TO 3.0 M IN N TO NE SWELL. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .WITHIN 23N113W TO 30N117W TO 30N140W TO 09N140W TO 07N130W TO 20N124W TO 23N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 4.5 M IN E TO SE SWELL. .24 HOUR FORECAST WITHIN 24N124W TO 30N121W TO 30N133W TO 21N140W TO 12N136W TO 09N123W TO 24N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN NE TO E SWELL. .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 1500 UTC TUE SEP 29... .HURRICANE POLO...SCATTERED MODERATE TO ISOLATED STRONG WITHIN 30 NM OF THE CENTER. .T.S. RACHEL...NUMEROUS MODERATE TO SCATTERED STRONG WITHIN 240 NM IN THE SW SEMICIRCLE AND WITHIN 120 NM IN THE NE SEMCIRCLE. .T.D. NINETEEN-E...SCATTERED MODERATE WITHIN 60 NM IN THE N QUADRANT .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 11N86W TO 13N94W...AND FROM 13N108W TO 11N115W TO 15N132W TO BEYOND 13N140W. SCATTERED MODERETE TO ISOLATED STRONG FROM 05N TO 13N BETWEEN 100W AND 120W. .FORECASTER CHRISTENSEN. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 1200 UTC SEP 29 2026. 24 HOUR FORECAST VALID 1200 UTC SEP 30 2026. 48 HOUR FORECAST VALID 1200 UTC OCT 01 2026. .WARNINGS. ...HURRICANE WARNING... .HURRICANE NOLO NEAR 20.5N 164.2W 964 MB AT 1500 UTC SEP 29 MOVING N OR 355 DEG AT 8 KT. MAXIMUM SUSTAINED WINDS 95 KT GUSTS 115 KT. TROPICAL STORM FORCE WINDS WITHIN 100 NM NW AND SE QUADRANTS...120 NM NE QUADRANT AND 80 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM W SEMICIRCLE...240 NM NE QUADRANT AND 210 NM SE QUADRANT WITH SEAS TO 11 M. SEAS 2.5 TO 3.5 M ELSEWHERE FROM 13N TO 27N E OF 178W. WINDS 20 TO 30 KT ELSEWHERE FROM 18N TO 24N BETWEEN 159W AND 167W. SCATTERED MODERATE TO STRONG TSTMS WITHIN 90 NM OF CENTER. .24 HOUR FORECAST HURRICANE NOLO NEAR 22.3N 164.5W. MAXIMUM SUSTAINED WINDS 70 KT GUSTS 85 KT. TROPICAL STORM FORCE WINDS WITHIN 120 NM NE QUADRANT...90 NM SE QUADRANT...80 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 20N TO 26N BETWEEN 162W AND 169W WITH SEAS TO 11 M. SEAS 2.5 TO 3.5 M ELSEWHERE FROM 18N TO 27N BETWEEN 158W AND 180W. WINDS 20 TO 30 KT ELSEWHERE FROM 20N TO 26N BETWEEN 159W AND 168W. .36 HOUR FORECAST TROPICAL STORM NOLO NEAR 22.2N 165.0W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. .48 HOUR FORECAST TROPICAL STORM NOLO NEAR 22.0N 165.7W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...80 NM SE QUADRANT...70 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 19N TO 25N BETWEEN 164W AND 169W WITH SEAS TO 11 M. SEAS 2.5 TO 3.5 M ELSEWHERE FROM 16N TO 30N BETWEEN 160W AND 175W. WINDS 20 TO 30 KT ELSEWHERE FROM 19N TO 27N BETWEEN 162W AND 171W. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. .SYNOPSIS AND FORECAST. .24 HOUR FORECAST NEW TROUGH 30N162W 28N168W 27N175W. .48 HOUR FORECAST TROUGH ABSORBED BY FRONT DESCRIBED BELOW. .48 HOUR FORECAST NEW FRONT 30N154W 28N157W THENCE TROUGH TO 26N163W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 M OR LOWER OVER REMAINDER OF FORECAST AREA. .MONSOON TROUGH 13N140W 12N144W 10N149W 11N156W...AND 12N162W 08N180W. SCATTERED MODERATE TSTMS WITHIN 60 NM EITHER SIDE OF A LINE 11N156W 06N177W. ISOLATED MODERATE TSTMS ELSEWHERE S OF 10N. $$ .FORECASTER TSAMOUS. HONOLULU HI.