LAKE COUNTY, Calif. — The National Weather Service has placed all of Lake County under a wind advisory due to conditions expected to continue through Friday morning.

The wind advisory, which will remain in effect through 11 a.m. Friday, warns of northeast winds of between 20 and 30 miles per hour, with gusts of up to 50 miles per hour expected, the forecast said.

The forecast said winds were expected to shift easterly, with gusty winds beginning in Trinity, Mendocino and Lake counties tonight beginning overnight.

Forecasters said wind gusts will intensify Thursday, peaking in the afternoon.

The National Weather Service said gusty easterly winds will affect much of the area, but especially in Lake County and ridges bordering the Sacramento Valley.

The agency said the wind gusts could make driving challenging.

Temperatures will drop into the 40s at night and rise into the 60s during the day, with the forecast anticipating daytime temperatures to be in the 70s by the weekend.

Email Elizabeth Larson at elarson@lakeconews.com. Follow her on Twitter, @ERLarson, or Lake County News, @LakeCoNews.