A wind advisory means that sustained winds of 25 miles an hour are expected with gusts as high as 40 miles an hour, according to the National Weather Service.
Winds this strong can make driving difficult.
Lake Tahoe wave heights are expected to run two to four feet.
Operators of small craft that might be prone to capsizing are being urged to remain off the lake until the winds subside and conditions improve.
Winds are expected to die down by Wednesday morning.
N-NE wind increasing this morning Sierra to Coastal Range. Critical areas N & W Valley, Lake Co. later today. pic.twitter.com/p57OTgoknV— NWS Sacramento (@NWSSacramento) March 11, 2014
Triple digit heat has many people staying cool inside. But outdoor workers don't have that option.
Highway 140 will reopen Thursday afternoon after a mudslide made the road impassable in Yosemite National Park.
The "well above-average" rain of the past three months in California has not brought any improvement to drought conditions in the state.
The National Weather Service in Reno is warning of flash flooding in the Reno and Truckee areas until 5:15 p.m. The weather service is reporting severe thunderstorms and hail.
The National Weather Service is forecasting thunderstorms for the Sierra starting Tuesday through Thursday.