Lake-effect Snow and Whiteout Conditions in the Great Lakes Region; Below-average Temperatures in the East

Heavy lake-effect and lake-enhanced snow will persist downwind of the Great Lakes and produce some whiteout conditions that could cause difficult travel conditions. A coastal low will produce moderate to heavy snow over parts of southern and eastern New England into the afternoon. Below average temperatures are expected across the eastern U.S., particularly with chilly morning temperatures. Read More >

Current conditions at

TUOLUMNE MEADOWS TUM (TUMC1)

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

NA

49°F

9°C

Humidity 25%
Wind Speed WSW 2 MPH
Barometer NA
Dewpoint 15°F (-9°C)
Visibility NA
Last update 19 Jan 02:00 PM PST
Extended Forecast for

11 Miles W Conway Summit CA

  • M.L.King Day

    M.L.King Day: Sunny, with a high near 37. Wind chill values as low as 20. North wind around 10 mph.

    High: 37 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 22. Wind chill values as low as 11. North northwest wind around 10 mph becoming west southwest after midnight. Winds could gust as high as 15 mph.

    Low: 22 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39. Wind chill values as low as 13. West southwest wind 5 to 10 mph.

    High: 39 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 26. Wind chill values as low as 17. West southwest wind around 10 mph.

    Low: 26 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly cloudy, with a high near 39. West wind 5 to 10 mph.

    High: 39 °F

    Mostly Cloudy

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 24. West wind 5 to 10 mph.

    Low: 24 °F

    Mostly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 10am.  Mostly cloudy, with a high near 34. West northwest wind 5 to 10 mph.

    High: 34 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 19. West northwest wind around 10 mph.

    Low: 19 °F

    Partly Cloudy

  • Friday

    Friday: Sunny and cold, with a high near 31. North northwest wind around 10 mph, with gusts as high as 15 mph.

    High: 31 °F

    Cold

Detailed Forecast

M.L.King Day
Sunny, with a high near 37. Wind chill values as low as 20. North wind around 10 mph.
Tonight
Mostly clear, with a low around 22. Wind chill values as low as 11. North northwest wind around 10 mph becoming west southwest after midnight. Winds could gust as high as 15 mph.
Tuesday
Mostly sunny, with a high near 39. Wind chill values as low as 13. West southwest wind 5 to 10 mph.
Tuesday Night
Mostly cloudy, with a low around 26. Wind chill values as low as 17. West southwest wind around 10 mph.
Wednesday
Mostly cloudy, with a high near 39. West wind 5 to 10 mph.
Wednesday Night
Mostly cloudy, with a low around 24. West wind 5 to 10 mph.
Thursday
A 20 percent chance of snow after 10am. Mostly cloudy, with a high near 34. West northwest wind 5 to 10 mph.
Thursday Night
Partly cloudy, with a low around 19. West northwest wind around 10 mph.
Friday
Sunny and cold, with a high near 31. North northwest wind around 10 mph, with gusts as high as 15 mph.
Friday Night
Partly cloudy, with a low around 14. North wind around 15 mph, with gusts as high as 20 mph.
Saturday
Sunny and cold, with a high near 32. West northwest wind 10 to 15 mph.
Saturday Night
Mostly clear, with a low around 18. Northwest wind around 10 mph, with gusts as high as 15 mph.
Sunday
Mostly sunny, with a high near 36. West wind around 10 mph.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles W Conway Summit CA
 38.1°N 119.39°W (Elev. 10997 ft)
1:57 pm PST Jan 19, 2026
2pm PST Jan 19, 2026-6pm PST Jan 25, 2026
 
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Additional Resources

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Hourly Weather Forecast

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