The Winter Weather Advisory issued for the Sierra Nevada above 4,500 feet will remain in effect until 11 PM tonight.
Additional snow accumulations will range from four inches to one foot.
According to the National Weather Service, snow levels will lower to near 4,000 feet by this evening.
Combined with strong wind gusts, travel into the mountains is expected to be difficult. Expect snow covered roads, slick driving conditions, travel delays and possible road closures. Tire chains may be required.
Hikers and campers in the high country should expect an abrupt change to colder, wintry weather with wind chill temperatures in the single digits and teens.
A Winter Weather Advisory means that periods of snow will cause travel difficulties. Be prepared for snow covered roads and limited visibilities, and use caution while driving.