PDO Rises, Warm Water Pushes East, But... - Video Forecast HERE (12/14/25)

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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:   Thursday, December 18, 2025 1:31 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 Friday 12/19 Holding SW 5 early Generic Gulf windswell 5.0 ft @ 10-11 secs 4.5 ft 290 degrees Saturday 12/20 Holding S 1-5 early Local Gulf windswell 3.7 ft @ 12 secs 3.5-4.0 ft 310 degrees Sunday 12/21 Holding S 15+ early Local Gulf windswell 3.2 ft @ 11 secs 3.0 ft 310 degrees Monday 12/22 Holding NE 1-5 early Local Gulf windswell 2.8 ft @ 10-11 secs 3.0 ft 315 degrees Tuesday 12/23 Up slightly S 25+ early South windswell building to 7.8 ft @ 7-8 secs 4.5 ft 175 degrees Extended Outlook Up some --- The Inactive Phase of the MJO in control hampering gale development. Generic low pressure is to set up in the Northern Gulf Sun (12/21) producing 18 ft seas pushing southeast. A stronger system to build from it on Tues-Thurs (12/25) producing seas to 35 ft just off Central California aimed southeast possibly generating swell. --- --- Surf Height Animation: Northeast Pacific - North CA - Central CA Wind Animations: US West Coast - North CA - Central CA Local Model: Surf - Wind 7308

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