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

17°F

-8°C

Humidity 80%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 12°F (-11°C)
Visibility NA
Last update 30 Dec 07:00 AM PST
Extended Forecast for

18 Miles S Leavitt Meadows CA

  • Today

    Today: Increasing clouds, with a high near 42. Wind chill values as low as 13. East wind 10 to 15 mph becoming light and variable.

    High: 42 °F

    Increasing
    Clouds

  • Tonight

    Tonight: A slight chance of rain and snow after 4am.  Mostly cloudy, with a low around 29. East northeast wind 5 to 10 mph becoming light east southeast.  Chance of precipitation is 10%.

    Low: 29 °F

    Mostly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: A slight chance of rain and snow before 9am, then rain.  Snow level 9000 feet rising to 9700 feet. High near 41. Wind chill values as low as 25. East southeast wind around 5 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 41 °F

    Rain/Snow
    Likely then
    Rain

  • Wednesday Night

    Wednesday Night: Rain.  Low around 32. South wind around 5 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 32 °F

    Rain

  • New Year's Day

    New Year's Day: Rain before 1pm, then rain and snow.  Snow level 8800 feet. High near 37. South southwest wind 5 to 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Rain then
    Rain/Snow

  • Thursday Night

    Thursday Night: Rain and snow likely, mainly before 10pm.  Snow level 8200 feet. Mostly cloudy, with a low around 28. South southwest wind around 10 mph, with gusts as high as 15 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Snow likely, mainly after 10am.  Mostly cloudy, with a high near 36. South southwest wind 10 to 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    High: 36 °F

    Snow Likely

  • Friday Night

    Friday Night: Snow.  Low around 25. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph.  Chance of precipitation is 80%.

    Low: 25 °F

    Snow and
    Breezy

  • Saturday

    Saturday: Snow.  High near 32. Southwest wind around 15 mph, with gusts as high as 25 mph.  Chance of precipitation is 80%.

    High: 32 °F

    Snow

Detailed Forecast

Today
Increasing clouds, with a high near 42. Wind chill values as low as 13. East wind 10 to 15 mph becoming light and variable.
Tonight
A slight chance of rain and snow after 4am. Mostly cloudy, with a low around 29. East northeast wind 5 to 10 mph becoming light east southeast. Chance of precipitation is 10%.
Wednesday
A slight chance of rain and snow before 9am, then rain. Snow level 9000 feet rising to 9700 feet. High near 41. Wind chill values as low as 25. East southeast wind around 5 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Wednesday Night
Rain. Low around 32. South wind around 5 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
New Year's Day
Rain before 1pm, then rain and snow. Snow level 8800 feet. High near 37. South southwest wind 5 to 10 mph, with gusts as high as 15 mph. Chance of precipitation is 100%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain and snow likely, mainly before 10pm. Snow level 8200 feet. Mostly cloudy, with a low around 28. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Friday
Snow likely, mainly after 10am. Mostly cloudy, with a high near 36. South southwest wind 10 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Friday Night
Snow. Low around 25. Breezy, with a south southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 80%.
Saturday
Snow. High near 32. Southwest wind around 15 mph, with gusts as high as 25 mph. Chance of precipitation is 80%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 21. South southwest wind around 10 mph, with gusts as high as 20 mph. Chance of precipitation is 70%.
Sunday
Snow likely. Mostly cloudy and cold, with a high near 31. South southwest wind around 10 mph, with gusts as high as 15 mph. Chance of precipitation is 60%.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 19. East southeast wind around 10 mph.
Monday
A 50 percent chance of snow. Partly sunny, with a high near 34. South southeast wind around 10 mph becoming southwest in the afternoon.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
18 Miles S Leavitt Meadows CA
 38.07°N 119.58°W (Elev. 7999 ft)
6:57 am PST Dec 30, 2025
7am 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