National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Critical Fire Weather in the Plains; Severe Thunderstorms in the Upper Mississippi Valley and Great Lakes

Anomalously warm, dry and breezy conditions will bring elevated to critical fire weather conditions across portions of the Intermountain West into the central and southern Plains today. Strong to severe thunderstorms are possible across portions of the upper Mississippi River Valley to the Great Lakes tonight through the day Tuesday. Damaging gusts, hail, and heavy rainfall are likely. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Partly Cloudy

55°F

13°C

Humidity 26%
Wind Speed WSW 19 MPH
Barometer 29.84 in (1010.5 mb)
Dewpoint 21°F (-6°C)
Visibility 10.00 mi
Last update 30 Mar 09:30 AM MDT
Extended Forecast for

12 Miles NNE Mackay ID

  • Today

    Today: A 20 percent chance of snow after 3pm. Mostly sunny, with a high near 37. Windy, with a west southwest wind 23 to 28 mph increasing to 33 to 38 mph in the afternoon. Winds could gust as high as 60 mph.

    High: 37 °F

    Windy. Sunny
    then Slight
    Chance Snow

  • Tonight

    Tonight: A chance of snow before 11pm, then a chance of snow after 5am. Mostly cloudy, with a low around 25. Windy, with a west wind 22 to 32 mph decreasing to 9 to 19 mph. Winds could gust as high as 49 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    and Windy

  • Tuesday

    Tuesday: Snow, mainly between noon and 3pm, then snow showers after 3pm. Some thunder is also possible. High near 35. South wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    High: 35 °F

    Chance Snow
    then Snow

  • Tuesday Night

    Tuesday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 26. West wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Likely

  • Wednesday

    Wednesday: Snow, mainly after noon. High near 34. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 34 °F

    Chance Snow
    then Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 22. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 22 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow. High near 25. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 25 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 15. Blustery. Chance of precipitation is 60%.

    Low: 15 °F

    Blustery.
    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: A 40 percent chance of snow. Partly sunny, with a high near 27. Blustery.

    High: 27 °F

    Chance Snow
    and Blustery

Detailed Forecast

Today
A 20 percent chance of snow after 3pm. Mostly sunny, with a high near 37. Windy, with a west southwest wind 23 to 28 mph increasing to 33 to 38 mph in the afternoon. Winds could gust as high as 60 mph.
Tonight
A chance of snow before 11pm, then a chance of snow after 5am. Mostly cloudy, with a low around 25. Windy, with a west wind 22 to 32 mph decreasing to 9 to 19 mph. Winds could gust as high as 49 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Tuesday
Snow, mainly between noon and 3pm, then snow showers after 3pm. Some thunder is also possible. High near 35. South wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Tuesday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 26. West wind 10 to 20 mph, with gusts as high as 28 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday
Snow, mainly after noon. High near 34. Southwest wind 10 to 15 mph increasing to 16 to 21 mph in the afternoon. Winds could gust as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 22. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 25. Windy. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 15. Blustery. Chance of precipitation is 60%.
Friday
A 40 percent chance of snow. Partly sunny, with a high near 27. Blustery.
Friday Night
Mostly clear, with a low around 20.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly clear, with a low around 24.
Sunday
Sunny, with a high near 41.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles NNE Mackay ID
 44.08°N 113.53°W (Elev. 9600 ft)
Last Update:
5:31 am MDT Mar 30, 2026
Forecast Valid:
9am MDT Mar 30, 2026-6pm MDT Apr 5, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation