El Nino - The Shocking Truth Behind the Models! - Watch the Video HERE (4/12/26)

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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:   Thursday, April 16, 2026 3:32 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 Friday 4/17 Down E 10 No swell of interest forecast 2 ft or less --- Saturday 4/18 Down ESE 15 No swell of interest forecast 2 ft or less --- Sunday 4/19 Down SE 10 No swell of interest forecast 2 ft or less --- Monday 4/20 Down SE 5 No swell of interest forecast 2 ft or less --- Tuesday 4/21 Up slightly E 5+ Northwest swell building to 2.8 ft @ 14 secs later 3.5 ft 305 degrees Extended Outlook Up some maybe --- Typhoon Sinlaku is to recurve from off Japan to the east Sat-Mon (4/20) with seas up to 35 ft aimed east the possibly turning extratropical. Something to monitor. --- --- 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 Friday 4/17 Up slightly ENE 5 Background southern hemi swell 1.7 ft @ 12-13 secs 2.0-2.5 ft 175 degrees Saturday 4/18 Down ESE 10 No swell of interest forecast 2 ft or less --- Sunday 4/19 Down SE 5 No swell of interest forecast 2 ft or less --- Monday 4/20 Down ENE 5 No swell of interest forecast 2 ft or less --- Tuesday 4/21 Down ENE 1-5 No swell of interest forecast 2 ft or less --- Extended Outlook Up some maybe --- No swell producing fetch of interest is forecast in the Hawaiian swell window. That said, a gale is forecast in the Tasman Sea on Fri (4/17) with 27 ft seas aimed north. --- --- 7714

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