SOUTH LAKE TAHOE, Calif. – A late season storm system moving into the region will lead to strong winds this evening, then heavy Sierra snowfall overnight through Monday. A Winter Weather Advisory is in place for the Sierra Nevada until 11 p.m. Monday. The heaviest precipitation will be from midnight tonight onward through Monday morning. Expect chilly temperatures Tuesday to be followed by slight warming and periods of unsettled weather by mid to late week, according to the National Weather Service (NWS) in Reno.
The Sierra Avalanche Center in Truckee has issued a Backcountry Avalanche Watch for the Greater Lake Tahoe from Yuba Pass on SR49 to Ebbetts Pass on SR4. They are calling for High Avalance Danger through Monday evening.
Weekly forecast for South Lake Tahoe from NWS Reno:
Monday
Snow, mainly before 2pm, then snow showers likely after 2pm. The snow could be heavy at times. Some thunder is also possible. High near 38. Southwest wind around 10 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Monday Night
Snow showers likely, mainly before 11pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 12. West wind 5 to 10 mph. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Tuesday
Sunny, with a high near 39. West wind around 5 mph.
Tuesday Night
Mostly clear, with a low around 18. West wind around 5 mph becoming calm.
Wednesday
Mostly sunny, with a high near 46. Southwest wind 5 to 10 mph.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 24. New snow accumulation of around an inch possible.
Thursday
A chance of snow before 11am, then a slight chance of snow showers after 11am. Partly sunny, with a high near 38.
Thursday Night
Partly cloudy, with a low around 21.
Friday
Partly sunny, with a high near 49.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 47.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Mostly sunny, with a high near 49.