Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

39°F

4°C

Humidity 53%
Wind Speed SSW 0 MPH
Barometer NA
Dewpoint 24°F (-4°C)
Visibility NA
Last update 15 Dec 04:00 PM PST
Extended Forecast for

11 Miles W Conway Summit CA

  • Tonight

    Tonight: Partly cloudy, with a low around 23. Wind chill values as low as 15. West wind 5 to 10 mph.

    Low: 23 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 47. Wind chill values as low as 14 early. West southwest wind around 10 mph, with gusts as high as 15 mph.

    High: 47 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of snow after 10pm.  Mostly cloudy, with a low around 23. Wind chill values as low as 11. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 30 mph.  New snow accumulation of less than a half inch possible.

    Low: 23 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: A 50 percent chance of snow.  Partly sunny, with a high near 44. Wind chill values as low as 11. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 35 mph.  New snow accumulation of less than a half inch possible.

    High: 44 °F

    Chance Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 25. West southwest wind 10 to 15 mph.

    Low: 25 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 44. West wind around 15 mph, with gusts as high as 20 mph.

    High: 44 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 25. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.

    Low: 25 °F

    Partly Cloudy
    and Breezy

  • Friday

    Friday: A 30 percent chance of snow after 10am.  Mostly sunny, with a high near 42. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 35 mph.

    High: 42 °F

    Chance Snow
    and Breezy

  • Friday Night

    Friday Night: Snow likely, mainly after 10pm.  Mostly cloudy, with a low around 27. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph.  Chance of precipitation is 60%.

    Low: 27 °F

    Snow Likely
    and Breezy

Detailed Forecast

Tonight
Partly cloudy, with a low around 23. Wind chill values as low as 15. West wind 5 to 10 mph.
Tuesday
Mostly sunny, with a high near 47. Wind chill values as low as 14 early. West southwest wind around 10 mph, with gusts as high as 15 mph.
Tuesday Night
A 30 percent chance of snow after 10pm. Mostly cloudy, with a low around 23. Wind chill values as low as 11. Breezy, with a west southwest wind 10 to 20 mph, with gusts as high as 30 mph. New snow accumulation of less than a half inch possible.
Wednesday
A 50 percent chance of snow. Partly sunny, with a high near 44. Wind chill values as low as 11. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 35 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly clear, with a low around 25. West southwest wind 10 to 15 mph.
Thursday
Mostly sunny, with a high near 44. West wind around 15 mph, with gusts as high as 20 mph.
Thursday Night
Partly cloudy, with a low around 25. Breezy, with a west southwest wind 15 to 20 mph, with gusts as high as 30 mph.
Friday
A 30 percent chance of snow after 10am. Mostly sunny, with a high near 42. Breezy, with a west southwest wind 20 to 25 mph, with gusts as high as 35 mph.
Friday Night
Snow likely, mainly after 10pm. Mostly cloudy, with a low around 27. Breezy, with a southwest wind around 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
Saturday
Snow likely. Mostly cloudy, with a high near 38. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 mph. Chance of precipitation is 60%.
Saturday Night
Snow likely. Mostly cloudy, with a low around 24. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday
Snow likely. Mostly cloudy, with a high near 35. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Sunday Night
Snow likely. Mostly cloudy, with a low around 25. Breezy, with a southwest wind around 20 mph, with gusts as high as 30 mph. Chance of precipitation is 60%.
Monday
A 50 percent chance of snow. Mostly cloudy, with a high near 37. Breezy, with a southwest wind 15 to 20 mph, with gusts as high as 35 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)
4:56 pm PST Dec 15, 2025
5pm PST Dec 15, 2025-6pm PST Dec 22, 2025
 
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