Severe Thunderstorms in Portions of the Mississippi Valley and Great Lakes

A few severe thunderstorms with large hail, are expected across parts of the middle and upper Mississippi River Valley tonight through early morning. Snow and a wintry mix overnight in the Upper Midwest into the Great Lakes can cause hazardous travel conditions. Fire weather concerns continue for a large portion of the central and southern High Plains and Four Corners region this evening. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Overcast

43°F

6°C

Humidity 64%
Wind Speed N 9 MPH
Barometer 29.93 in (1013.55 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Wind Chill38°F (3°C)
Last update 30 Mar 09:55 PM MDT
Extended Forecast for

18 Miles NNW Mackay ID

  • Tonight

    Tonight: Scattered snow showers before 2am, then scattered snow showers after 5am.  Cloudy, with a low around 22. West wind 13 to 20 mph, with gusts as high as 25 mph.  Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.

    Low: 22 °F

    Scattered
    Snow Showers

  • Tuesday

    Tuesday: Snow showers, mainly before 4pm. Some thunder is also possible.  High near 26. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 26 °F

    Chance Snow
    then Snow
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: A 50 percent chance of snow.  Mostly cloudy, with a low around 18. Breezy, with a west wind 13 to 22 mph, with gusts as high as 29 mph.  New snow accumulation of 1 to 2 inches possible.

    Low: 18 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: Snow, mainly after noon.  High near 27. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow
    then Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Low around 14. Breezy, with a south southwest wind around 26 mph, with gusts as high as 33 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 14 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow.  High near 18. Windy.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 18 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 10. Blustery.  Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.

    Low: 10 °F

    Blustery.
    Snow Likely
    then Chance
    Snow

  • Friday

    Friday: A 30 percent chance of snow.  Partly sunny, with a high near 20.

    High: 20 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around 14.

    Low: 14 °F

    Mostly Clear

Detailed Forecast

Tonight
Scattered snow showers before 2am, then scattered snow showers after 5am. Cloudy, with a low around 22. West wind 13 to 20 mph, with gusts as high as 25 mph. Chance of precipitation is 40%. Total nighttime snow accumulation of less than a half inch possible.
Tuesday
Snow showers, mainly before 4pm. Some thunder is also possible. High near 26. Breezy, with a southwest wind 13 to 22 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 18. Breezy, with a west wind 13 to 22 mph, with gusts as high as 29 mph. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow, mainly after noon. High near 27. Breezy, with a southwest wind 13 to 23 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. Low around 14. Breezy, with a south southwest wind around 26 mph, with gusts as high as 33 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 18. Windy. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 10. Blustery. Chance of precipitation is 60%. New snow accumulation of 1 to 3 inches possible.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 20.
Friday Night
Mostly clear, with a low around 14.
Saturday
Sunny, with a high near 29.
Saturday Night
Mostly clear, with a low around 18.
Sunday
Sunny, with a high near 34.
Sunday Night
Partly cloudy, with a low around 22.
Monday
Mostly sunny, with a high near 37.
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ABOUT THIS FORECAST

 
Point Forecast:
18 Miles NNW Mackay ID
 44.14°N 113.79°W (Elev. 11106 ft)
5:31 pm MDT Mar 30, 2026
10pm MDT Mar 30, 2026-6pm MDT Apr 6, 2026
 
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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