The National Weather Service says between a quarter and a half an inch of rain is likely in the Sacramento area, mostly Wednesday night.
There's also about a 50 percent chance of rain Thursday.
Snow levels in the Sierra are expected to drop to about 6,000 feet by Thursday morning.
UPDATED: For the past two days in a row, Reno has logged record high temperatures.
Officials issued a red flag warning for the Sierra and Western Nevada.
(AP) -- Winds will sweep through Northern California throughout Tuesday.
Triple-digit temperatures are on the horizon for the Sacramento Valley.
A combination of low humidity, high temperatures, and high winds has caused the National Weather Service to issue a red flag warning from Modesto to Redding.