Heavy Lake Effect Snow Downwind of Lakes Erie and Ontario; Fire Weather Concerns in the Southern Plains and Southeast

A multi-day heavy lake effect snow event is expected downwind of Lakes Erie and Ontario through New Year's Day. There is increasing confidence in snow squalls causing bursts of snow & gusty winds on New Year's Eve. Elevated fire weather conditions will continue today over parts of the Southern Plains and across much of the Southeast U.S. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

36°F

2°C

Humidity 58%
Wind Speed ESE 0 MPH
Barometer NA
Dewpoint 23°F (-5°C)
Visibility NA
Last update 30 Dec 11:00 AM PST
Extended Forecast for

13 Miles W Conway Summit CA

  • Today

    Today: Mostly cloudy, with a temperature falling to around 33 by 5pm. Wind chill values as low as 28. South wind around 5 mph becoming east southeast in the afternoon.

    High: 42 °F

    Mostly Cloudy

  • Tonight

    Tonight: A 10 percent chance of snow after 4am.  Increasing clouds, with a low around 24. Wind chill values as low as 16. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.

    Low: 24 °F

    Mostly Cloudy
    then Slight
    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly after 10am.  High near 40. Wind chill values as low as 19. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 40 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow.  Low around 27. Wind chill values as low as 18. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.

    Low: 27 °F

    Snow and
    Breezy

  • New Year's Day

    New Year's Day: Snow.  High near 38. South southwest wind around 10 mph, with gusts as high as 20 mph.  Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.

    High: 38 °F

    Snow

  • Thursday Night

    Thursday Night: Snow likely, mainly before 10pm.  Mostly cloudy, with a low around 22. Southwest wind 10 to 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Snow Likely

  • Friday

    Friday: A chance of snow before 10am, then a chance of snow showers after 10am. Some thunder is also possible.  Partly sunny, with a high near 36. South southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%. New snow accumulation of around an inch possible.

    High: 36 °F

    Chance Snow

  • Friday Night

    Friday Night: Snow showers likely before 4am, then snow after 4am. Some thunder is also possible.  Low around 20. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 80%.

    Low: 20 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow.  High near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph.  Chance of precipitation is 90%.

    High: 31 °F

    Snow and
    Breezy

Detailed Forecast

Today
Mostly cloudy, with a temperature falling to around 33 by 5pm. Wind chill values as low as 28. South wind around 5 mph becoming east southeast in the afternoon.
Tonight
A 10 percent chance of snow after 4am. Increasing clouds, with a low around 24. Wind chill values as low as 16. South southeast wind 5 to 10 mph, with gusts as high as 15 mph.
Wednesday
Snow, mainly after 10am. High near 40. Wind chill values as low as 19. Southeast wind 5 to 10 mph becoming south southwest in the afternoon. Winds could gust as high as 15 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 27. Wind chill values as low as 18. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New snow accumulation of 1 to 3 inches possible.
New Year's Day
Snow. High near 38. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 2 inches possible.
Thursday Night
Snow likely, mainly before 10pm. Mostly cloudy, with a low around 22. Southwest wind 10 to 15 mph, with gusts as high as 20 mph. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 10am, then a chance of snow showers after 10am. Some thunder is also possible. Partly sunny, with a high near 36. South southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. New snow accumulation of around an inch possible.
Friday Night
Snow showers likely before 4am, then snow after 4am. Some thunder is also possible. Low around 20. Breezy, with a south southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 80%.
Saturday
Snow. High near 31. Breezy, with a southwest wind 20 to 25 mph, with gusts as high as 40 mph. Chance of precipitation is 90%.
Saturday Night
Snow. Low around 15. Southwest wind around 15 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 31. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%.
Sunday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 12. South southwest wind around 10 mph, with gusts as high as 20 mph.
Monday
A 50 percent chance of snow. Partly sunny and cold, with a high near 32. South southwest wind around 10 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
13 Miles W Conway Summit CA
 38.07°N 119.41°W (Elev. 10404 ft)
10:56 am PST Dec 30, 2025
11am PST Dec 30, 2025-6pm PST Jan 5, 2026
 
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