Overview

• Showers are forecast to reach the North Bay as early as Monday afternoon, spread south through Tuesday and Wednesday, and fade by Thursday, according to the National Weather Service.
• Most Bay Area locations are expected to record only a few hundredths of an inch, with up to about 0.10 inch on the Peninsula and around 0.20 inch possible in far northern North Bay spots like Cazadero and Healdsburg.
• Rainfall is expected to be more substantial north of the region, with coastal and inland areas from Fort Bragg to Redding projected to receive roughly 0.25 to 1 inch through Thursday.
• Daytime highs will run about 3 to 5 degrees below average, with periods of breezy conditions and a slight chance of isolated thunderstorms mainly in the North Bay.
• The moisture surge will boost humidity and fuel moisture, offering a modest but beneficial easing of fire-season dryness in the Bay Area.