High Seas Forecast
Issued by NWS
Issued by NWS
783 FZPN02 KWBC 071725 HSFEPI HIGH SEAS FORECAST FOR METAREA XII NWS OCEAN PREDICTION CENTER WASHINGTON DC 1745 UTC MON SEP 07 2026 CCODE/2:31:12:11:00/AOW+POR+AOE/NWS/CCODE SUPERSEDED BY NEXT ISSUANCE IN 6 HOURS SEAS GIVEN AS SIGNIFICANT WAVE HEIGHT...WHICH IS THE AVERAGE HEIGHT OF THE HIGHEST 1/3 OF THE WAVES.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 07. 24 HOUR FORECAST VALID 1200 UTC SEP 08. 48 HOUR FORECAST VALID 1200 UTC SEP 09. .WARNINGS. ...GALE WARNING... .LOW 52N174W 992 MB MOVING NE 20 KT. BETWEEN 60 NM AND 240 NM SE AND 60 NM AND 300 NM SW QUADRANTS WINDS 25 TO 40 KT. SEAS 3 TO 6.5 M...HIGHEST NEAR 50N174W. ELSEWHERE FROM 46N TO 54N BETWEEN 155W AND 178E AND WITHIN 240 NM AND SE OF A LINE FROM 46N167W TO 41N180W WINDS 20 TO 30 KT. SEAS 2.5 TO 3.5 M. .24 HOUR FORECAST LOW 59N162W 1002 MB. N OF A LINE FROM 52N144W TO 49N157W TO 51N172W WINDS 20 TO 30 KT. SEAS 2.5 TO 4.5 M IN MIXED SWELL....EXCEPT N OF 57N SEAS TO 3 M. ELSEWHERE BETWEEN 420 NM AND 780 NM NE...WITHIN 960 NM SE...600 NM S...900 NM SW...660 W AND 600 NM N QUADRANTS...INCLUDING THE BERING SEA...WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST LOW DISSIPATED WITH NEW LOW NEAR 60N146W 1010 MB. FROM 58N TO 60N BETWEEN 144W AND 154W WINDS 25 TO 40 KT. SEAS 2.5 TO 4.5 M. ELSEWHERE N OF 51N E OF 160W WINDS 20 TO 30 KT. SEAS TO 4 M...HIGHEST S AND SE OF LOW. ...GALE WARNING... .48 HOUR FORECAST FROM 51N TO 56N W OF 176E AREA OF S WINDS 25 TO 35 KT. SEAS 2.5 TO 4 M. ELSEWHERE FROM 50N TO 59N W OF 178W WINDS 20 TO 30 KT. SEAS TO 3 M. .SYNOPSIS AND FORECAST. .LOW 59N152W 1005 MB MOVING NW 15 KTS. N OF 51N BETWEEN 142W AND 154W WINDS TO 25 KT. SEAS 2.5 TO 4 M...HIGHEST NEAR 53N152W. .24 HOUR FORECAST LOW 64N164W 999 MB AND CONDITIONS DIMINISHED. .FROM 30N TO 34N BETWEEN 120W AND 150W AREA OF NE TO E WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST FROM 30N TO 34N BETWEEN 123W AND 164W AREA OF NE TO E WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 30N TO 33N BETWEEN 125W AND 150W AREA OF NE TO E WINDS TO 25 KT. SEAS TO 3.5 M...HIGHEST NEAR 30N128W. .FROM 34N TO 42N E OF 140W AREA OF N WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST FROM 37N TO 43N E OF 140W AREA OF N TO NE WINDS TO 25 KT. SEAS TO 3 M. .48 HOUR FORECAST FROM 33N TO 50N E OF 150W AREA OF WINDS TO 25 KT. SEAS TO 2.5 M. .LOW 44N174W 1010 MB MOVING NE 40 KT. WITHIN 240 NM SE AND S OF A FRONT FROM 47N167W TO THE LOW TO 40N180W WINDS TO 25 KT. SEAS TO 3 M. .24 HOUR FORECAST LOW ABSORBED AND CONDITIONS DESCRIBED ABOVE IN WARNINGS SECTION WITH LOW 59N162W. .48 HOUR FORECAST FROM 30N TO 36N BETWEEN 150W AND 170W AREA OF NE TO E WINDS 20 TO 30 KT. SEAS 2.5 TO 5 M IN SE SWELL...HIGHEST NEAR 30N160W. .48 HOUR FORECAST NEW LOW 44N174W 1011 MB. FROM 43N TO 49N BETWEEN 168W AND 178W WINDS 20 TO 30 KT. SEAS 2.5 TO 4 M. .DENSE FOG. VSBY OCCASIONALLY LESS THAN 1 NM WITHIN 240 NM NW OF A LINE FROM 44N170W TO 48N159W...AND N OF 56N BETWEEN 148W AND 154W. .24 HOUR FORECAST DENSE FOG FROM 52N TO 55N BETWEEN 147W AND 157W...WITHIN 90 NM N OF A LINE FROM 57N153W TO 59N145W TO 57N137W TO ALASKA AND N OF 64N W OF ALASKA. .48 HOUR FORECAST DENSE FOG WITHIN 240 NM NE OF A LINE FROM 53N135W TO 55N138W AND WITHIN 90 NM N AND NE OF A LINE FROM 57N137W TO 59N145W TO ALASKA. .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 SEP 07. 24 HOUR FORECAST VALID 1200 UTC TUE SEP 08. 48 HOUR FORECAST VALID 1200 UTC WED SEP 09. .WARNINGS. ...TROPICAL STORM WARNING... .TROPICAL STORM MARIE NEAR 24.7N 124.4W 988 MB AT 1500 UTC SEP 07 MOVING WNW OR 300 DEG AT 6 KT. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 110 NM NE QUADRANT...100 NM SE QUADRANT...80 NM SW QUADRANT...AND 130 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 270 NM N SEMICIRCLE...210 NM SE QUADRANT AND 240 NM SW QUADRANT WITH SEAS TO 7 M. ELSEWHERE WITHIN 28N121W TO 30N124W TO 29N131W TO 24N131W TO 22N126W TO 24N120W TO 28N121W WINDS 20 TO 33 KT. SEAS 3.5 TO 5.5 M. REMAINDER OF AREA WITHIN 24N118W TO 30N120W TO 30N131W TO 28N137W TO 21N135W TO 19N130W TO 16N124W TO 20N120W TO 24N118W...INCLUDING SEBASTIAN VIZCAINO BAY...WINDS 20 KT OR LESS. SEAS 2.5 TO 3.5 M IN MIXED SWELL. .24 HOUR FORECAST TROPICAL STORM MARIE NEAR 25.9N 126.6W. MAXIMUM SUSTAINED WINDS 40 KT GUSTS 50 KT. TROPICAL STORM FORCE WINDS WITHIN 50 NM N SEMICIRCLE...30 NM SE QUADRANT AND 0 NM SW QUADRANT. SEAS 4 M OR GREATER WITHIN 120 NM OF CENTER...EXCEPT 180 NM SW QUADRANT WITH SEAS TO 5.5 M. ELSEWHERE WITHIN 29N125W TO 30N131W TO 25N133W TO 23N131W TO 23N125W TO 29N125W WINDS 20 TO 33 KT. SEAS 3 TO 5 M. REMAINDER OF AREA WITHIN 30N124W TO 29N140W TO 22N140W TO 19N133W TO 19N128W TO 24N123W TO 30N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN MIXED SWELL. .48 HOUR FORECAST TROPICAL STORM MARIE NEAR 29.3N 128.7W. MAXIMUM SUSTAINED WINDS 35 KT GUSTS 45 KT. TROPICAL STORM FORCE WINDS WITHIN 0 NM S SEMICIRCLE...40 NM NE QUADRANT AND 30 NM NW QUADRANT. SEAS 4 M OR GREATER WITHIN 90 E SEMICIRCLE AND 120 NM W SEMICIRCLE WITH SEAS TO 5 M. ELSEWHERE WITHIN 30N126W TO 30N133W TO 28N133W TO 27N128W TO 27N126W TO 30N126W WINDS 20 TO 33 KT. SEAS 2.5 TO 4 M. REMAINDER OF AREA WITHIN 30N124W TO 30N135W TO 30N140W TO 25N140W TO 22N133W TO 24N127W TO 30N124W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 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. .WITHIN 30N131W TO 30N140W TO 20N140W TO 21N135W TO 28N137W TO 30N131W WINDS 20 KT OR LESS. SEAS 2.5 TO 3 M IN E SWELL. .24 HOUR FORECAST CONDITIONS AS DESCRIBED ABOVE IN ASSOCIATION WITH TROPICAL STORM MARIE. .36 HOUR FORECAST WITHIN 12N86W TO 12N87W TO 12N88W TO 11N88W TO 10N87W TO 11N86W TO 12N86W...INCLUDING THE GULF OF PAPAGAYO...E WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .48 HOUR FORECAST LITTLE CHANGE. .48 HOUR FORECAST WITHIN 16N94W TO 16N95W TO 16N96W TO 15N96W TO 14N95W TO 16N94W...INCLUDING THE GULF OF TEHUANTEPEC...N WINDS 20 TO 25 KT. SEAS LESS THAN 2.5 M. .REMAINDER OF AREA WINDS 20 KT OR LESS. SEAS LESS THAN 2.5 M. CONVECTION VALID AT 1515 UTC MON SEP 07... .TROPICAL STORM MARIE...NUMEROUS MODERATE ISOLATED STRONG WITHIN 60 NM SW QUADRANT. NUMEROUS MODERATE ELSEWHERE WITHIN 120 NM SW QUADRANT...60 NM W QUADRANT AND 30 NM NW QUADRANT. .TROPICAL WAVE ALONG 85W N OF 04N...NUMEROUS MODERATE ISOLATED STRONG FROM 04N TO 09.5N BETWEEN 82W AND 88W. .SCATTERED MODERATE WITHIN 90 NM OF 06N95W. .INTERTROPICAL CONVERGENCE ZONE/MONSOON TROUGH... MONSOON TROUGH AXIS EXTENDS FROM 10.5N85W TO 11N100W TO 11N115W TO 11N125W TO 09N140W. SCATTERED MODERATE TO STRONG FROM 04N TO 09N BETWEEN 124W AND 130W. SCATTERED MODERATE ISOLATED STRONG FROM 05N TO 10N BETWEEN 113W AND 116W. SCATTERED MODERATE FROM 04N TO 08N BETWEEN 130W AND 140W. $$ .FORECASTER AGUIRRE. NATIONAL HURRICANE CENTER. NATIONAL WEATHER SERVICE HONOLULU HI NORTH PACIFIC EQUATOR TO 30N BETWEEN 140W AND 180W SYNOPSIS VALID 1200 UTC SEP 07 2026. 24 HOUR FORECAST VALID 1200 UTC SEP 08 2026. 48 HOUR FORECAST VALID 1200 UTC SEP 09 2026. .WARNINGS. ...HURRICANE WARNING... .HURRICANE LOWELL NEAR 17.6N 162.6W 950 MB AT 1500 UTC SEP 07 MOVING NNE OR 025 DEG AT 12 KT. MAXIMUM SUSTAINED WINDS 100 KT GUSTS 120 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NW AND SE QUADRANTS...150 NM NE QUADRANT AND 100 NM SW QUADRANT. WINDS 20 TO 33 KT ELSEWHERE WITHIN 250 NM N SEMICIRCLE...AND 190 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 390 NM W SEMICIRCLE...180 NM NE QUADRANT AND 360 NM SE QUADRANT WITH SEAS TO 10 M. SEAS 2.5 TO 4 FT ELSEWHERE WITHIN 600 NM N SEMICIRCLE...AND 550 NM S SEMICIRCLE. ISOLATED MODERATE TSTMS WITHIN 90 NM OF CENTER. .24 HOUR FORECAST HURRICANE LOWELL NEAR 22.4N 160.9W. MAXIMUM SUSTAINED WINDS 85 KT GUSTS 105 KT. TROPICAL STORM FORCE WINDS WITHIN 160 NM NE QUADRANT...150 NM SE QUADRANT...100 NM SW QUADRANT...AND 140 NM NW QUADRANT. WINDS 20 TO 33 KT ELSEWHERE WITHIN 230 NM N SEMICIRCLE...AND 150 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN 285 NM N SEMICIRCLE... AND 240 NM S SEMICIRCLE WITH SEAS TO 12 M. SEAS 2.5 TO 4 FT ELSEWHERE N SEMICIRCLE TO 30N...AND 500 NM S SEMICIRCLE. .48 HOUR FORECAST TROPICAL STORM LOWELL NEAR 27.0N 161.5W. MAXIMUM SUSTAINED WINDS 55 KT GUSTS 65 KT. TROPICAL STORM FORCE WINDS WITHIN 140 NM NE QUADRANT...110 NM SE QUADRANT...50 NM SW QUADRANT...AND 120 NM NW QUADRANT. WINDS 20 TO 33 KT ELSEWHERE WITHIN 130 NM N SEMICIRCLE...AND 90 NM S SEMICIRCLE. SEAS 4 M OR GREATER WITHIN N SEMICIRCLE TO 30N... AND 220 NM S SEMICIRCLE WITH SEAS TO 8 M. SEAS 2.5 TO 4 FT ELSEWHERE WITHIN 350 NM S SEMICIRCLE. 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 .LOW 22N147W 1002 MB MOVING W 10 KT. WINDS 20 TO 30 KT WITHIN 180 NM N SEMICIRCLE OF LOW. SEAS 4 FT OR GREATER WITHIN 180 NM N SEMICIRCLE. SEAS 2.5 TO 4 FT ELSEWHERE FROM 29N TO 19N BETWEEN 141W AND 152W. .24 HOUR FORECAST LOW NEAR 24N151W 1008 MB. WINDS 20 TO 30 KT WITHIN 180 NM N SEMICIRCLE OF LOW. SEAS 2.5 TO 4 M FROM 30N TO 23N BETWEEN 148W TO 156W. .48 HOUR FORECAST LOW DISSIPATED. .WINDS 20 TO 25 KT FROM 07N TO 04N W OF 172W. .24 HOUR FORECAST WINDS SUBSIDED BELOW 20 KT. .WINDS 20 KT OR LESS OVER REMAINDER OF FORECAST AREA. .SEAS 2.5 M OR LESS OVER REMAINDER OF FORECAST AREA. .MONSOON TROUGH 10N140W TO 11N149W...AND 15N165W TO 12N174W TO 11N180W. SCATTERED MODERATE TSTMS WITHIN 120 NM OF TROUGH W OF 156W. .SCATTERED MODERATE TSTMS S OF 04S BETWEEN 150W AND 160W. $$ .FORECASTER THOMAS. HONOLULU HI.