Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds from the Upper Midwest into the Northeast

A prolonged atmospheric river will continue to impact the Pacific Northwest into the Northern Rockies with heavy rainfall, areas of urban and river flooding, landslides, heavy mountain snow, and gusty winds into Thursday. A strong clipper system will bring the threat of heavy snow and high winds across the Upper Midwest/Great Lakes as well as portions of the interior Northeast and Appalachians. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

31°F

-1°C

Humidity 66%
Wind Speed E 1 MPH
Barometer NA
Dewpoint 21°F (-6°C)
Visibility NA
Last update 09 Dec 06:00 PM PST
Extended Forecast for

8 Miles WSW Conway Summit CA

  • Tonight

    Tonight: Mostly clear, with a low around 22. Wind chill values as low as 12. North northeast wind 5 to 15 mph becoming west northwest after midnight.

    Low: 22 °F

    Mostly Clear

  • Wednesday

    Wednesday: Sunny, with a high near 44. Wind chill values as low as 11. West southwest wind 5 to 10 mph.

    High: 44 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 28. Wind chill values as low as 19. West wind 5 to 10 mph.

    Low: 28 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 45. Wind chill values as low as 19 early. Northwest wind 5 to 10 mph.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 28. West wind around 10 mph.

    Low: 28 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 45. West wind 5 to 10 mph.

    High: 45 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 27. West wind 5 to 10 mph.

    Low: 27 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 43. West wind 5 to 10 mph.

    High: 43 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 25. West wind 5 to 10 mph.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 22. Wind chill values as low as 12. North northeast wind 5 to 15 mph becoming west northwest after midnight.
Wednesday
Sunny, with a high near 44. Wind chill values as low as 11. West southwest wind 5 to 10 mph.
Wednesday Night
Mostly clear, with a low around 28. Wind chill values as low as 19. West wind 5 to 10 mph.
Thursday
Sunny, with a high near 45. Wind chill values as low as 19 early. Northwest wind 5 to 10 mph.
Thursday Night
Mostly clear, with a low around 28. West wind around 10 mph.
Friday
Sunny, with a high near 45. West wind 5 to 10 mph.
Friday Night
Mostly clear, with a low around 27. West wind 5 to 10 mph.
Saturday
Sunny, with a high near 43. West wind 5 to 10 mph.
Saturday Night
Partly cloudy, with a low around 25. West wind 5 to 10 mph.
Sunday
Sunny, with a high near 40. West wind 5 to 10 mph.
Sunday Night
Partly cloudy, with a low around 25. West southwest wind 5 to 10 mph.
Monday
Mostly sunny, with a high near 39. West southwest wind around 10 mph.
Monday Night
A 20 percent chance of snow. Partly cloudy, with a low around 26. West southwest wind 10 to 15 mph.
Tuesday
A 20 percent chance of snow. Mostly sunny, with a high near 38. West southwest wind 10 to 15 mph, with gusts as high as 20 mph.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles WSW Conway Summit CA
 38.06°N 119.32°W (Elev. 11089 ft)
5:57 pm PST Dec 9, 2025
6pm PST Dec 9, 2025-6pm PST Dec 16, 2025
 
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