Is Atmospheric Momentum The Key? - Video Forecast HERE (9/7/25)

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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 - North California 5 Day Surf Forecast Forecast Updated:   Sunday, September 7, 2025 4:27 PM Next Forecast Update: Fri 9/19 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 North California Surf Forecast (Centered on San Francisco) Day Trend Wind (kts) Details (Swell Number, Swell Size & Period, Arrival Time and Profile) Waves (Set wave max face height) Swell Direction Monday 9/8 Down W 1-5 early No swell of interest forecast 2 ft or less --- Tuesday 9/9 Up some SW 5+ early New Zealand swell 1.4 ft @ 15-16 secs later 2.0-2.5 ft 214 degrees Wednesday 9/10 Up some NW 5 early New Zealand swell 1.9 ft @ 14-15 secs 2.5-3.0 ft 210 degrees Thursday 9/11 Down some NW 5 early New Zealand swell fading from 2.1 ft @ 13-14 secs 2.5-3.0 ft 206 degrees Friday 9/12 Up some NW 5+ early Possible Northwest Gulf swell building to 2.7 ft @ 15 secs later 4.0 ft 305 degrees Extended Outlook Up slightly --- A gale developed tracking east from a point off North New Zealand Sun-Tues (9/2) with 30-32 ft seas aimed northeast. Swell arrival on Tues (9/9). Another gale is forecast over the Southeast Pacific Tues (9/9) with 33 ft seas aimed northeast. And maybe another is forecast under New Zealand on Sat (9/13) with 28-31 ft sea aimed northeast. Up in the NPac a tiny gale developed off Japan Sat (9/6) with seas to 30 ft and is forecast rapidly moving the the Northwest Gulf Mon-Tues (9/9) with 28-30 ft sea briefly aimed east. Another is forecast just off North CA on Sat (9/13) with 20 ft seas aimed southeast. The NPac is starting to show signs of life. --- --- Surf Height Animation: Northeast Pacific - North CA - Central CA Wind Animations: US West Coast - North CA - Central CA Local Model: Surf - Wind 537568

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