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

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Hazardous Weather Conditions

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

29°F

-2°C

Humidity 68%
Wind Speed S 0 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Last update 02 Jan 10:00 PM PST
Extended Forecast for

10 Miles WSW Conway Summit CA

Winter Storm Warning January 3, 01:00am until January 5, 10:00am
Click here for hazard details and duration
Winter Storm Warning

  • Tonight

    Tonight: Snow likely. Mostly cloudy, with a steady temperature around 23. Wind chill values as low as 5. Breezy, with a south southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.

    Low: 23 °F

    Snow Likely
    and Breezy

  • Saturday

    Saturday: Snow before 1pm, then snow showers after 1pm. Some thunder is also possible. High near 33. Wind chill values as low as 9. Breezy, with a south southwest wind around 25 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.

    High: 33 °F

    Snow and
    Breezy

  • Saturday Night

    Saturday Night: Snow showers before 10pm, then snow likely after 10pm. Some thunder is also possible. Low around 18. Wind chill values as low as 3. Breezy, with a south southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 18 °F

    Snow Showers
    and Breezy

  • Sunday

    Sunday: Snow. The snow could be heavy at times. High near 28. Wind chill values as low as 3. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.

    High: 28 °F

    Heavy Snow
    and Breezy

  • Sunday Night

    Sunday Night: Snow, mainly before 4am. The snow could be heavy at times. Low around 13. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 13 °F

    Heavy Snow

  • Monday

    Monday: Snow likely, mainly after 10am. Mostly cloudy and cold, with a high near 27. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    High: 27 °F

    Snow Likely

  • Monday Night

    Monday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 8. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. New snow accumulation of less than one inch possible.

    Low: 8 °F

    Chance Snow

  • Tuesday

    Tuesday: A 30 percent chance of snow. Mostly sunny and cold, with a high near 29. West southwest wind around 5 mph.

    High: 29 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 11. Southwest wind around 5 mph.

    Low: 11 °F

    Partly Cloudy
    then Slight
    Chance Snow

Detailed Forecast

Tonight
Snow likely. Mostly cloudy, with a steady temperature around 23. Wind chill values as low as 5. Breezy, with a south southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 70%. Total nighttime snow accumulation of 2 to 4 inches possible.
Saturday
Snow before 1pm, then snow showers after 1pm. Some thunder is also possible. High near 33. Wind chill values as low as 9. Breezy, with a south southwest wind around 25 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 12 to 18 inches possible.
Saturday Night
Snow showers before 10pm, then snow likely after 10pm. Some thunder is also possible. Low around 18. Wind chill values as low as 3. Breezy, with a south southwest wind around 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Sunday
Snow. The snow could be heavy at times. High near 28. Wind chill values as low as 3. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 45 mph. Chance of precipitation is 90%. New snow accumulation of 11 to 17 inches possible.
Sunday Night
Snow, mainly before 4am. The snow could be heavy at times. Low around 13. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow likely, mainly after 10am. Mostly cloudy and cold, with a high near 27. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Monday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 8. Southwest wind 5 to 10 mph, with gusts as high as 15 mph. New snow accumulation of less than one inch possible.
Tuesday
A 30 percent chance of snow. Mostly sunny and cold, with a high near 29. West southwest wind around 5 mph.
Tuesday Night
A 10 percent chance of snow after 4am. Mostly cloudy, with a low around 11. Southwest wind around 5 mph.
Wednesday
A 40 percent chance of snow, mainly after 10am. Mostly cloudy and cold, with a high near 27. West southwest wind around 10 mph, with gusts as high as 20 mph.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 3. Southwest wind around 10 mph, with gusts as high as 20 mph.
Thursday
A 40 percent chance of snow. Partly sunny and cold, with a high near 23. Northwest wind around 10 mph, with gusts as high as 20 mph.
Thursday Night
A 20 percent chance of snow. Mostly clear, with a low around 3. West southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Friday
Sunny and cold, with a high near 27. Southwest wind 10 to 15 mph, with gusts as high as 25 mph.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
10 Miles WSW Conway Summit CA
 38.06°N 119.35°W (Elev. 10830 ft)
Last Update:
9:56 pm PST Jan 2, 2026
Forecast Valid:
10pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation