Snow Squalls May Impact New Year's Eve Travel from the Great Lakes to the Mid-Atlantic; Heavy Rain & Isolated Severe Thunderstorms in Southern California

Snow squalls are likely to cross the Lower Great Lakes this evening and the Ohio Valley through the interior Northeast/northern Mid-Atlantic overnight, before potentially reaching the I-95 corridor from D.C. to New York City early New Year’s Day morning. Heavy rain and isolated severe thunderstorms will impact coastal southern California including Los Angeles tonight into early on New Year's Day. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

Lat: 44.523°NLon: 114.21611°WElev: 5026.0ft.

Clear

34°F

1°C

Humidity 55%
Wind Speed N 0 MPH
Barometer 30.19 in (1022.35 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 31 Dec 04:05 PM MST
Extended Forecast for

21 Miles NW Mackay ID

  • Tonight

    Tonight: Mostly cloudy, with a low around 25. Light and variable wind becoming south around 5 mph.

    Low: 25 °F

    Mostly Cloudy

  • New Year's Day

    New Year's Day: Snow likely after 11am.  Cloudy, with a high near 36. South southeast wind around 5 mph becoming light and variable.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    High: 36 °F

    Snow Likely

  • Thursday Night

    Thursday Night: Snow likely before 11pm, then a chance of rain and snow.  Cloudy, with a low around 30. South southeast wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 60%. New snow accumulation of less than one inch possible.

    Low: 30 °F

    Rain/Snow
    Likely then
    Chance
    Rain/Snow

  • Friday

    Friday: Mostly cloudy, with a high near 41. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 41 °F

    Mostly Cloudy

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 28. South wind around 6 mph.

    Low: 28 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 40.

    High: 40 °F

    Slight Chance
    Rain

  • Saturday Night

    Saturday Night: A chance of rain before 8pm, then a chance of rain and snow.  Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.

    Low: 28 °F

    Chance
    Rain/Snow

  • Sunday

    Sunday: A chance of snow before 2pm, then a chance of rain and snow.  Mostly cloudy, with a high near 39. Chance of precipitation is 50%.

    High: 39 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Sunday Night

    Sunday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 24.

    Low: 24 °F

    Chance Snow

Detailed Forecast

Tonight
Mostly cloudy, with a low around 25. Light and variable wind becoming south around 5 mph.
New Year's Day
Snow likely after 11am. Cloudy, with a high near 36. South southeast wind around 5 mph becoming light and variable. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Thursday Night
Snow likely before 11pm, then a chance of rain and snow. Cloudy, with a low around 30. South southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New snow accumulation of less than one inch possible.
Friday
Mostly cloudy, with a high near 41. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
Mostly cloudy, with a low around 28. South wind around 6 mph.
Saturday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 40.
Saturday Night
A chance of rain before 8pm, then a chance of rain and snow. Mostly cloudy, with a low around 28. Chance of precipitation is 50%. New snow accumulation of less than a half inch possible.
Sunday
A chance of snow before 2pm, then a chance of rain and snow. Mostly cloudy, with a high near 39. Chance of precipitation is 50%.
Sunday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 24.
Monday
A 40 percent chance of snow. Mostly cloudy, with a high near 37.
Monday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 19.
Tuesday
Partly sunny, with a high near 34.
Tuesday Night
Mostly cloudy, with a low around 18.
Wednesday
A 20 percent chance of snow. Mostly sunny, with a high near 34.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles NW Mackay ID
 44.13°N 113.9°W (Elev. 6270 ft)
1:07 pm MST Dec 31, 2025
4pm MST Dec 31, 2025-6pm MST Jan 7, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database