Overview

• California is experiencing a significant cooling trend as a late-season low-pressure system moves through, with temperatures dropping 10–15 degrees below seasonal averages.
• Gusty winds, peaking at 30–50 mph, are expected across coastal and inland areas, with the strongest winds along the Northern California coast and San Francisco Bay shoreline.
• There is a 20% chance of light showers, with up to a quarter inch of rain possible in mountain regions, prompting flood advisories for burn-scar zones in Ventura and northwest Los Angeles counties.
• Surf heights are building to 6–8 feet along the Southern California coast, with choppy conditions expected to persist through Sunday.
• The storm will weaken by Sunday, with temperatures beginning to rebound and a warming trend forecast to continue into early next week.