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

33°F

1°C

Humidity 84%
Wind Speed E 0 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Last update 01 Jan 01:00 PM 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. High near 34. Wind chill values as low as 9. Breezy, with a south southwest wind around 20 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 and
    Breezy

  • Tonight

    Tonight: A 30 percent chance of snow before 10pm. Partly cloudy, with a low around 14. Wind chill values as low as 2. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.

    Low: 14 °F

    Chance Snow
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 35. Wind chill values as low as 2. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.

    High: 35 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Snow likely after 10pm. Increasing clouds, with a low around 18. Wind chill values as low as 3. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 18 °F

    Snow Likely
    and Breezy

  • Saturday

    Saturday: Snow before 4pm, then snow showers after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 30. 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: 30 °F

    Heavy Snow
    and Breezy

  • Saturday Night

    Saturday Night: Snow showers before 7pm, then snow between 7pm and 1am, then snow showers likely after 1am. The snow could be heavy at times. Some thunder is also possible. Low around 19. 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 6 to 10 inches possible.

    Low: 19 °F

    Heavy Snow
    and Windy

  • Sunday

    Sunday: Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 27. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 14 to 20 inches possible.

    High: 27 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow showers before 10pm, then snow likely after 10pm. The snow could be heavy at times. Some thunder is also possible. Low around 13. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.

    Low: 13 °F

    Heavy Snow
    and Breezy

  • Monday

    Monday: Snow likely. Mostly cloudy and cold, with a high near 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.

    High: 25 °F

    Snow Likely
    and Breezy

Detailed Forecast

New Year's Day
Snow, mainly before 4pm. High near 34. Wind chill values as low as 9. Breezy, with a south southwest wind around 20 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 30 percent chance of snow before 10pm. Partly cloudy, with a low around 14. Wind chill values as low as 2. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph. New snow accumulation of less than a half inch possible.
Friday
Mostly sunny, with a high near 35. Wind chill values as low as 2. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday Night
Snow likely after 10pm. Increasing clouds, with a low around 18. Wind chill values as low as 3. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Saturday
Snow before 4pm, then snow showers after 4pm. The snow could be heavy at times. Some thunder is also possible. High near 30. 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 before 7pm, then snow between 7pm and 1am, then snow showers likely after 1am. The snow could be heavy at times. Some thunder is also possible. Low around 19. 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 6 to 10 inches possible.
Sunday
Snow before 1pm, then snow showers after 1pm. The snow could be heavy at times. Some thunder is also possible. High near 27. Windy, with a south southwest wind 20 to 30 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 14 to 20 inches possible.
Sunday Night
Snow showers before 10pm, then snow likely after 10pm. The snow could be heavy at times. Some thunder is also possible. Low around 13. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 35 mph. Chance of precipitation is 90%.
Monday
Snow likely. Mostly cloudy and cold, with a high near 25. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Monday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 8. Southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Tuesday
A 30 percent chance of snow. Partly sunny and cold, with a high near 28. West wind 5 to 10 mph.
Tuesday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 10. Southwest wind around 10 mph.
Wednesday
A 40 percent chance of snow. Partly sunny and cold, with a high near 29. West southwest wind around 10 mph, with gusts as high as 15 mph.
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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:
12:57 pm PST Jan 1, 2026
Forecast Valid:
1pm PST Jan 1, 2026-6pm PST Jan 7, 2026
 
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