One Week and Counting! - Video Forecast HERE (4/13/25)

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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:   Tuesday, April 15, 2025 2:26 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 Wednesday 4/16 Down some SE 5 Northeast windswell fading from 1.9 ft @ 10-11 secs early 2.0 ft 320 degrees Thursday 4/17 Up some SE 5 Northwest Gulf windswell building to 2.4 ft @ 11 secs later 2.5 ft 320 degrees Friday 4/18 Up some SE 5+ Northwest Gulf windswell building to 4.7 ft @ 12-13 secs early 5.5 ft 325 degrees Saturday 4/19 Down some ESE 10 Northwest Gulf windswell fading from 2.9 ft @ 10-11 secs early 3.0 ft 340 degrees Sunday 4/20 Down some E 15 Northwest Gulf windswell fading from 2.2 ft @ 10-11 secs early 2.0 ft 350 degrees Extended Outlook Down --- A small gale developed on the dateline Fri-Sat (4/12) with 24 ft seas aimed southeast. Swell fading on Wed (4/16). Another fetch was developing in the Northwestern Gulf Tues-Wed (4/16) with up to 20 ft seas aimed southeast. After that no swell producing fetch of interest is forecast. --- --- 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 Wednesday 4/16 Down some S 1-5 Background swell fading from 1.1 ft @ 13-14 secs early 1.5 ft 200 degrees Thursday 4/17 Down N 1-5 No swell of interest is forecast 2 ft or less --- Friday 4/18 Down SE 5+ No swell of interest is forecast 2 ft or less --- Saturday 4/19 Down SE 5+ New Zealand swell building to 1.2 ft @ 16-17 secs later 2.0 ft 200 degrees Sunday 4/20 Down ENE 5+ New Zealand swell building to 1.2 ft @ 15-16 secs early 1.5-2.0 ft 200 degrees Extended Outlook Up some maybe --- Down south a small system developed tracking east under New Zealand Sun-Mon (4/14) with 39 ft seas aimed east. Small swell is pushing northeast expected to arrive on Sat (4/19) Secondary fetch developed in the Central South Pacific Wed (4/16) with 28-30 ft sea aimed northeast. And another is to track east across the deep South Pacific Thurs (4/17) with 34 ft seas aimed east. And yet a broader one to follow Fri-Sat (4/19) with 39 ft seas aimed east-northeast. And maybe another to follow. --- --- 139733

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