Late January Extreme Cold; Watching East Coast Storm Threat This Weekend

The next blast of Arctic air surges south down the Plains, across the Great Lakes and through the Southeast and East Friday through Saturday. This could be longest duration of cold in several decades. Forecast models are being closely monitored for potential of another significant winter storm to impact the eastern United States this coming weekend. Confidence in coastal impacts has increased. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

20°F

-7°C

Humidity 69%
Wind Speed SSW 1 MPH
Barometer NA
Dewpoint 11°F (-12°C)
Visibility NA
Last update 28 Jan 01:00 AM PST
Extended Forecast for

17 Miles SSW Sonora Pass CA

  • Overnight

    Overnight: Partly cloudy, with a steady temperature around 20. Wind chill values as low as 10. South southwest wind around 5 mph.

    Low: 20 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 39. Wind chill values as low as 9. Northeast wind around 5 mph becoming west northwest in the afternoon.

    High: 39 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly clear, with a low around 23. Wind chill values as low as 16. North northeast wind around 5 mph.

    Low: 23 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 45. Wind chill values as low as 16 early. Northeast wind around 5 mph becoming northwest in the afternoon.

    High: 45 °F

    Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 28. East northeast wind around 10 mph.

    Low: 28 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 47. Northeast wind around 5 mph becoming west in the afternoon.

    High: 47 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 28. Northeast wind around 5 mph.

    Low: 28 °F

    Partly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 48. East northeast wind around 5 mph becoming west in the afternoon.

    High: 48 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27. East northeast wind 5 to 10 mph.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a steady temperature around 20. Wind chill values as low as 10. South southwest wind around 5 mph.
Wednesday
Sunny, with a high near 39. Wind chill values as low as 9. Northeast wind around 5 mph becoming west northwest in the afternoon.
Wednesday Night
Mostly clear, with a low around 23. Wind chill values as low as 16. North northeast wind around 5 mph.
Thursday
Sunny, with a high near 45. Wind chill values as low as 16 early. Northeast wind around 5 mph becoming northwest in the afternoon.
Thursday Night
Partly cloudy, with a low around 28. East northeast wind around 10 mph.
Friday
Mostly sunny, with a high near 47. Northeast wind around 5 mph becoming west in the afternoon.
Friday Night
Partly cloudy, with a low around 28. Northeast wind around 5 mph.
Saturday
Partly sunny, with a high near 48. East northeast wind around 5 mph becoming west in the afternoon.
Saturday Night
Partly cloudy, with a low around 27. East northeast wind 5 to 10 mph.
Sunday
Partly sunny, with a high near 43. East wind around 10 mph becoming west southwest in the afternoon. Winds could gust as high as 15 mph.
Sunday Night
Partly cloudy, with a low around 22. North northeast wind around 5 mph.
Monday
Sunny, with a high near 42. Northeast wind around 5 mph becoming west northwest in the afternoon.
Monday Night
Mostly clear, with a low around 24. East northeast wind 10 to 15 mph.
Tuesday
Sunny, with a high near 46. Northeast wind 10 to 15 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
17 Miles SSW Sonora Pass CA
 38.08°N 119.7°W (Elev. 9406 ft)
1:57 am PST Jan 28, 2026
2am PST Jan 28, 2026-6pm PST Feb 3, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database