Is Fall About to Start With Surf, Rain and Snow? - Video Forecast HERE (10/12/25)

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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:   Friday, October 17, 2025 1:20 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 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 Saturday 10/18 Up some NE 1-5 early Northwest Gulf swell building to 4.6 ft @ 15-16 secs later 7.0 ft 305-315 degrees Sunday 10/19 Down some NW 1-5 early Northwest Gulf swell fading from 4.3 ft @ 14 secs early 6.0 ft 305-315 degrees Monday 10/20 Up some E 1-5 early Gulf swell building to 7.4 ft @ 15 secs early and shadowed in the SF Bay Area 11.0 ft 310-316 degrees Tuesday 10/21 Down some calm early Gulf swell fading from 5.0 ft @ 12-13 secs early 6.0 ft 310-316 degrees Wednesday 10/22 Up some S 1-5 early Possible Northwest Gulf swell building to 6.5 ft @ 16 secs early and shadowed in the SF Bay Area 10.0 ft 306-310 degrees Extended Outlook Up more maybe --- A gale developed over the Northwestern Gulf Wed (10/15) with 33 ft seas aimed east. Swell arrival Sat (10/18). Another gale is forecast for the Central Gulf Fri-Sat (10/18) with 31 ft seas aimed east. Possible swell arrival Mon (10/20). A small storm is forecast moving from the North Dateline Sat (10/18) over the Northwestern Gulf Sun (10/19) with up to 45 ft seas aimed east. Another gale to follow over the North Dateline region Mon-Tues (10/21) with 36 ft seas aimed east. An improving pattern seems to be setting up. --- --- Surf Height Animation: Northeast Pacific - North CA - Central CA Wind Animations: US West Coast - North CA - Central CA Local Model: Surf - Wind 548421

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