National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Friday; Heavy Rain, Thunderstorms and Mountain Snow in California

Periods of moderate to heavy lake effect snow will continue through Friday downwind of Lake Erie and Ontario. Several additional inches of accumulating snow are expected. A Pacific storm will bring heavy rain and mountain snow across California, the Southwest and Intermountain West today. Isolated severe thunderstorms and scattered flash flooding is possible across parts of southern California. Read More >

Hazardous Weather Conditions

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

Lat: 37.87639°NLon: 119.34806°WElev: 8654.0ft.

NA

32°F

0°C

Humidity 98%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 31°F (-1°C)
Visibility NA
Last update 01 Jan 05:00 AM PST
Extended Forecast for

11 Miles W Conway Summit CA

Winter Weather Advisory January 3, 01:00am until January 4, 01:00pm
Click here for hazard details and duration
Winter Weather Advisory

  • New Year's Day

    New Year's Day: Snow, mainly before 4pm. Temperature falling to around 24 by 5pm. Wind chill values as low as 10. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.

    High: 34 °F⇓

    Snow

  • Tonight

    Tonight: A 50 percent chance of snow before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 20. Wind chill values as low as 4. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. New snow accumulation of around an inch possible.

    Low: 20 °F

    Chance Snow
    and Breezy
    then Mostly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35. Wind chill values as low as 3. South wind 10 to 15 mph, with gusts as high as 20 mph.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of snow after 10pm. Increasing clouds, with a low around 19. Wind chill values as low as 3. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. New snow accumulation of 1 to 2 inches possible.

    Low: 19 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 31. Breezy, with a southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 31 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 18 °F

    Heavy Snow
    and Windy

  • Sunday

    Sunday: Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow showers before 10pm, then snow after 10pm. The snow could be heavy at times. Some thunder is also possible. Low around 17. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.

    Low: 17 °F

    Heavy Snow
    and Breezy

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 26. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.

    High: 26 °F

    Heavy Snow
    and Breezy

Detailed Forecast

New Year's Day
Snow, mainly before 4pm. Temperature falling to around 24 by 5pm. Wind chill values as low as 10. South southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 100%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
A 50 percent chance of snow before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a steady temperature around 20. Wind chill values as low as 4. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. New snow accumulation of around an inch possible.
Friday
Mostly sunny, with a high near 35. Wind chill values as low as 3. South wind 10 to 15 mph, with gusts as high as 20 mph.
Friday Night
A 50 percent chance of snow after 10pm. Increasing clouds, with a low around 19. Wind chill values as low as 3. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. New snow accumulation of 1 to 2 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 31. Breezy, with a southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Saturday Night
Snow showers. The snow could be heavy at times. Some thunder is also possible. Low around 18. Windy, with a southwest wind 25 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Sunday
Snow showers. The snow could be heavy at times. Some thunder is also possible. High near 28. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New snow accumulation of 10 to 14 inches possible.
Sunday Night
Snow showers before 10pm, then snow after 10pm. The snow could be heavy at times. Some thunder is also possible. Low around 17. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
Monday
Snow. The snow could be heavy at times. High near 26. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Monday Night
Snow likely. Mostly cloudy, with a low around 10. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Tuesday
A 50 percent chance of snow. Mostly cloudy and cold, with a high near 26. West northwest wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 9. West southwest wind around 10 mph.
Wednesday
A 20 percent chance of snow. Partly sunny and cold, with a high near 29. Southwest wind around 10 mph.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Conway Summit CA
 38.08°N 119.38°W (Elev. 11601 ft)
Last Update:
9:57 am PST Jan 1, 2026
Forecast Valid:
10am PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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