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Stormsurf Mobile App Create Your Own Surf Forecast Swell Calculator Swell Decay Tables Sea Height Tables Swell Category Table Convert from GMT:   0Z 1Z 2Z 3Z 4Z 5Z 6Z 7Z 8Z 9Z 10Z 11Z 12Z 13Z 14Z 15Z 16Z 17Z 18Z 19Z 20Z 21Z 22Z 23Z  to timezone: IDLE/NZST AEDT GST/AEST --> JST/AWDT CCT/AWST WAST/CXT --> MSD BT/MSK EET/CEST CET/SWT GMT/UTC WAT AT ADT AST/EDT EST/CDT CST/MDT MST/PDT PST/YDT YST/HADT AHST/HAST NT IDLW 7:00 ---

QuikCAST Surf Forecast - Hawaii 5 Day Surf Forecast Forecast Updated:   Wednesday, October 8, 2025 2:23 PM Surf Scale: 3 ft = waist high, 4 ft = chest high, 5 ft = head high, 10 ft =double overhead Swell Direction is direction swell is coming from. 90°=East, 180°=South, 270°=West, 360-0 = North Forecast does NOT account for enhancing bathymetry (i.e the 'reef effect') common at best breaks. For top spots with swell period 14 +secs, multiply surf size X 1.25-1.5 with peaks X 2 (or consider the stated size 'Hawaiian Scale'). Hawaiian North Shore Surf Forecast (Valid for the North and East Shores of Oahu) Day Trend Wind (kts) Details (Swell Number, Swell Size & Period, Arrival Time and Profile) Waves (Set wave max face height) Swell Direction Thursday 10/9 Down SSE 5+ No swell of interest forecast 2 ft or less --- Friday 10/10 Down E 10 No swell of interest forecast 2 ft or less --- Saturday 10/11 Up some E 10+ TS Halong swell building to 1.7 ft @ 13-14 secs later 2.0-2.5 ft 320 degrees Sunday 10/12 Up some E 10+ TS Halong swell building to 2.3 ft @ 12 secs mid-AM 2.5-3.0 ft 320 degrees Monday 10/13 Up more E 10+ Possible Kamchatka swell building to 4.0 ft @ 15-16 secs later 6.0 ft 320 degrees Extended Outlook Up some maybe --- A gale is forecast pushing off Kamchatka on Thurs-Fri (10/10) with up to 37 ft seas aimed east. And extratropical storm Halong is to recurve east off Japan Thurs-Fri (10/10) with 47 ft seas briefly aimed east. A gale is to develop off the Kurils Sun (10/12) with 23 ft seas aimed east with another right behind Mon (10/13) with 37 ft seas building over the dateline. A bunch of background swell is possible. --- --- Surf Height Animation: Northeast Pacific - Hawaii Wind Animations: Northeast Pacific - Hawaii - Hawaii hires Local Model: Surf - Wind Hawaiian South Shore Surf Forecast (Centered on the South Shore of Oahu) Day Trend Wind (kts) Details (Swell Number, Swell Size & Period, Arrival Time and Profile) Waves (Set wave max face height) Swell Direction Thursday 10/9 Up slightly SSE 5+ Background swell 1.3 ft @ 14 secs 1.5 ft 195 degrees Friday 10/10 Down some ESE 5 Background swell 1.3 ft @ 12-13 secs 1.5 ft 195 degrees Saturday 10/11 Down ENE 10+ No swell of interest is forecast 2 ft or less --- Sunday 10/12 Down some ENE 15 No swell of interest is forecast 2 ft or less --- Monday 10/13 Down ENE 10+ No swell of interest is forecast 2 ft or less --- Extended Outlook Down --- A small gale is developing over the Central South Pacific Sat-Sun (10/5) with 26-28 ft seas aimed northeast but all east of the Hawaiian swell window. After that no swell producing weather systems of interest are forecast. --- --- 154248

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