High Seas Forecast
Issued by NWS
Issued by NWS
372 FZPN02 KWBC 061125 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1145 UTC SUN SEP 06 2026 CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 0600 UTC SEP 06. 24 HOUR FORECAST VALID 0600 UTC SEP 07. 48 HOUR FORECAST VALID 0600 UTC SEP 08. .WARNINGS. ...GALE WARNING... .LOW 52N164W 996 MB MOVING N 20 KT. BETWEEN 60 NM AND 300 NM S SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3.5 TO 6 M...HIGHEST NEAR 49N167W. ELSEWHERE WITHIN 360 NM NE...480 NM E...SE...420 NM SW AND 300 NM NW QUADRANTS WINDS TO 25 KT. SEAS 2.5 TO 4 M. .24 HOUR FORECAST INLAND LOW 60N161W 1002 MB. BETWEEN 420 NM AND 840 NM SE SEMICIRCLE AND 240 NM AND 780 NM SW QUADRANT WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 52N154W. SEAS LESS THAN 2.5 M N OF THE ALEUTIAN ISLANDS. .48 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED BELOW WITH LOW 60N165W. ...GALE WARNING... .LOW W OF THE AREA 47N174E 1000 MB MOVING NE 20 KT. FROM 41N TO 48N W OF 175W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW 52N173W 996 MB. BETWEEN 60 NM AND 240 NM S SEMICIRCLE WINDS 25 TO 35 KT. SEAS 3 TO 4.5 M...HIGHEST NEAR 50N177W. ELSEWHERE WITHIN 540 NM SE...720 NM S AND 960 NM SW QUADRANTS WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST COMPLEX LOW WITH MEAN CENTER NEAR 60N165W 1000 MB. BETWEEN 180 NM AND 600 NM SE...120 NM AND 420 NM S AND 120 NM AND 540 NM SW QUADRANTS WINDS 20 TO 30 KT. SEAS TO 3.5 M...HIGHEST SE QUADRANT S OF THE ALEUTIAN ISLANDS. .SYNOPSIS AND FORECAST. .FROM 30N TO 42N E OF 140W WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST FROM 30N TO 40N E OF 140W WINDS TO 25 KT. SEAS TO 3 M...HIGHEST S OF 32N E OF 130W. .48 HOUR FORECAST FROM 30N TO 43N E OF 130W WINDS TO 25 KT. SEAS TO 3 M. .LOW 59N178E 1000 MB NEARLY STATIONARY. IN THE BERING SEA WITHIN 720 NM SE QUADRANT WINDS TO 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST LOW 59N179E 1002 MB. CONDITIONS DIMINISHED. .N OF 50N E OF 140W WINDS LESS THAN 25 KT. SEAS TO 2.5 M. .24 HOUR FORECAST CONDITIONS DIMINISHED. .48 HOUR FORECAST NEW LOW NEAR 42N169W 1018 MB. WITHIN 180 NM ON EITHER SIDE OF A FRONT FROM 49N162W TO LOW CENTER TO 34N180W WINDS TO 25 KT. SEAS TO 2.5 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM FROM 48N TO 55N BETWEEN 150W AND 164W AND FROM 52N TO 55N BETWEEN 165W AND 172W. .24 HOUR FORECAST DENSE FOG FROM 46N TO 53N BETWEEN 162W AND 175W...WITHIN 120 NM N OF A LINE FROM 57N152W TO 59N144W TO THE COAST OF ALASKA AND N OF 64N W OF 167W. .48 HOUR FORECAST DENSE FOG FROM 51N TO 55N BETWEEN 148W AND 158W AND N OF 65N W OF ALASKA. .FORECASTER FUTTERMAN. 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 SUN SEP 6. 24 HOUR FORECAST VALID 0600 UTC MON SEP 7. 48 HOUR FORECAST VALID 0600 UTC TUE SEP 8. .WARNINGS. ...HURRICANE WARNING... .HURRICANE MARIE NEAR 23.1N 121.9W 971 MB AT 0900 UTC SEP 06 MOVING NW OR 315 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S SEMICIRCLE...150 NM NE QUADRANT AND 160 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 330 NM W SEMICIRCLE...300 NM NE QUADRANT AND 240 NM SE QUADRANT WITH SEAS TO 10.0 M. ELSEWHERE WITHIN 24N117W TO 26N120W TO 26N125W TO 24N127W TO 20N124W TO 19N121W TO 24N117W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA OVER THE FORECAST WATERS WITHIN 26N113W TO 24N123W TO 30N134W TO 20N137W TO 10N124W TO 17N115W TO 26N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM MARIE NEAR 24.5N 123.7W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM S SEMICIRCLE...120 NM NE QUADRANT AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM E SEMICIRCLE AND 330 NM W SEMICIRCLE WITH SEAS TO 7.5 M. ELSEWHERE OVER FORECAST WATERS WITHIN 26N120W TO 30N127W TO 27N130W TO 24N129W TO 21N125W TO 24N120W TO 26N120W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 30N116W TO 30N140W TO 15N140W TO 12N120W TO 21N114W TO 30N116W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM MARIE NEAR 25.8N 126.4W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...50 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 240 NM E SEMICIRCLE AND 300 NM W SEMICIRCLE WITH SEAS TO 6.0 M. ELSEWHERE OVER FORECAST WATERS WITHIN 28N124W TO 30N127W TO 29N130W TO 25N131W TO 23N125W TO 25N123W TO 28N124W WINDS 20 TO 33 KT. SEAS 3.0 TO 4.0 M. REMAINDER OF AREA WITHIN 30N120W TO 30N140W TO 04N140W TO 15N132W TO 14N119W TO 30N120W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED 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. .TROPICAL STORM KARINA WELL W OF AREA. WITHIN 28N136W TO 29N140W TO 18N140W TO 18N136W TO 28N136W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN E SWELL. .18 HOUR FORECAST CONDITIONS MERGED WITH HURRICANE MARIE. .48 HOUR FORECAST WITHIN 00N113W TO 03N124W TO 00N135W TO 03.4S120W TO 01S120W TO 03.4S109W TO 00N113W WINDS 20 KT OR LESS. SEAS 2.5 TO 3.0 M IN MIXED SWELL. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 0830 UTC SUN SEP 6... .HURRICANE MARIE...NUMEROUS MODERATE ISOLATED STRONG FROM 19N TO 25N BETWEEN 117W AND 124W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH FROM 09N84W TO 12N112W...FROM 13N126W TO BEYOND 12N140W. SCATTERED MODERATE ISOLATED STRONG FROM 01N TO 18N E OF 114W...FROM 01N TO 10N W OF 114W. .FORECASTER DELGADO. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 0600 UTC SEP 06 2026. 24 HOUR FORECAST VALID 0600 UTC SEP 07 2026. 48 HOUR FORECAST VALID 0600 UTC SEP 08 2026. .WARNINGS. ...HURRICANE WARNING... .HURRICANE MARIE NEAR 23.1N 121.9W 971 MB AT 0900 UTC SEP 06 MOVING NW OR 315 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 80 KT GUSTS 100 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM S SEMICIRCLE...150 NM NE QUADRANT AND 160 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 330 NM W SEMICIRCLE...300 NM NE QUADRANT AND 240 NM SE QUADRANT WITH SEAS TO 11 M. SEAS 2.5 TO 4 M ELSEWHERE N OF 04N W OF 153W. .24 HOUR FORECAST TROPICAL STORM MARIE NEAR 24.5N 123.7W. MAXIMUM SUSTAINED WINDS 60 KT GUSTS 75 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM S SEMICIRCLE...120 NM NE QUADRANT AND 140 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 12N TO 20N BETWEEN 160W AND 169W WITH SEAS TO 10 M. SEAS 2.5 TO 4 M ELSEWHERE N OF 04N W OF 153W. .48 HOUR FORECAST TROPICAL STORM MARIE NEAR 25.8N 126.4W. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 90 NM NE QUADRANT...70 NM SE QUADRANT...50 NM SW QUADRANT...AND 100 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 14N TO 22N BETWEEN 160W AND 169W WITH SEAS TO 9 M. SEAS 2.5 TO 4 M ELSEWHERE N OF 04N W OF 153W. FORECAST WINDS IN AND NEAR ACTIVE TROPICAL CYCLONES SHOULD BE USED WITH CAUTION DUE TO UNCERTAINTY IN FORECAST TRACK...SIZE AND INTENSITY. ...TROPICAL STORM WARNING... .TROPICAL STORM KARINA NEAR 22.6N 144.4W 995 MB AT 0900 UTC SEP 06 MOVING NW OR 305 DEG AT 7 KT. MAXIMUM SUSTAINED WINDS 45 KT GUSTS 55 KT. TROPICAL STORM FORCE WINDS WITHIN 80 NM S SEMICIRCLE...120 NM NE QUADRANT AND 110 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 240 NM W SEMICIRCLE...210 NM NE QUADRANT AND 120 NM SE QUADRANT WITH SEAS TO 7 M. SEAS 2.5 TO 4 M ELSEWHERE N OF 15N E OF 153W. .24 HOUR FORECAST TROPICAL STORM KARINA NEAR 23.0N 146.5W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 10 NM S SEMICIRCLE...70 NM NE QUADRANT AND 60 NM NW QUADRANT. SEAS 4 M OR GREATER FROM 22N TO 27N BETWEEN 146W AND 152W WITH SEAS TO 6 M. SEAS 2.5 TO 4 M ELSEWHERE N OF 19N E OF 154W. .36 HOUR FORECAST POST-TROPICAL KARINA NEAR 23.3N 148.4W. MAXIMUM SUSTAINED WINDS 30 KT GUSTS 40 KT. .48 HOUR FORECAST POST-TROPICAL REMNANT LOW KARINA NEAR 23.7N 151.0W. MAXIMUM SUSTAINED WINDS 25 KT GUSTS 35 KT. SEAS 4 M OR GREATER FROM 22N TO 26N BETWEEN 144W AND 150W WITH SEAS TO 5 M. 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 .WINDS 20 TO 25 KT FROM 27N TO 18N W OF 160W. .24 HOUR FORECAST WINDS 20 TO 25 KT FROM 21N TO 29N BETWEEN 157W AND 173W. .48 HOUR FORECAST WINDS 20 TO 25 KT N OF 24N BETWEEN 147W AND 170W. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA. .MONSOON TROUGH 11N140W TO 13N156W...AND 08N162W TO 06N170W TO 06N180W. ISOLATED MODERATE TSTMS FROM 03N TO 13N W OF 151W. $$ .FORECASTER FOSTER. HONOLULU HI.