Tallying our climate numbers. Looks like 4.02 inches of rain for the calendar day in downtown SF. By far the wettest Oct day ever (old record 2.48 inches 10/13/09). 4th Wettest day EVER in SF with records back to Gold Rush. #AtmosphericRiver pic.twitter.com/JwlmhviJOC

— NWS Bay Area 🌉 (@NWSBayArea) October 25, 2021