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.

Rain

37°F

3°C

Humidity 93%
Wind Speed N 5 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 31 Mar 03:05 AM MDT
Extended Forecast for

22 Miles NNW Mackay ID

  • Overnight

    Overnight: A 50 percent chance of snow, mainly before 5am.  Cloudy, with a low around 23. West southwest wind 11 to 13 mph.  Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 23 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow, mainly after noon. The snow could be heavy at times.  High near 28. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 33 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Breezy. Heavy
    Snow then
    Snow

  • Tuesday Night

    Tuesday Night: A chance of snow before 3am, then a slight chance of snow after 5am.  Mostly cloudy, with a low around 19. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph.  Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    and Breezy

  • Wednesday

    Wednesday: Snow, mainly after noon.  High near 28. Breezy, with a west southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of less than one inch possible.

    High: 28 °F

    Chance Snow
    then Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow.  Low around 16. Breezy, with a south southwest wind around 26 mph, with gusts as high as 34 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Snow and
    Breezy

  • Thursday

    Thursday: Snow.  High near 20. Windy.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 20 °F

    Snow and
    Windy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight.  Mostly cloudy, with a low around 12. Windy.  Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.

    Low: 12 °F

    Windy. Snow
    Likely then
    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow.  Partly sunny, with a high near 21. Blustery.

    High: 21 °F

    Chance Snow
    and Blustery

  • Friday Night

    Friday Night: Mostly clear, with a low around 15.

    Low: 15 °F

    Mostly Clear

Detailed Forecast

Overnight
A 50 percent chance of snow, mainly before 5am. Cloudy, with a low around 23. West southwest wind 11 to 13 mph. Total nighttime snow accumulation of 1 to 3 inches possible.
Tuesday
Snow, mainly after noon. The snow could be heavy at times. High near 28. Breezy, with a southwest wind 14 to 23 mph, with gusts as high as 33 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
A chance of snow before 3am, then a slight chance of snow after 5am. Mostly cloudy, with a low around 19. Breezy, with a west southwest wind 17 to 22 mph decreasing to 10 to 15 mph after midnight. Winds could gust as high as 30 mph. Chance of precipitation is 30%. New snow accumulation of less than a half inch possible.
Wednesday
Snow, mainly after noon. High near 28. Breezy, with a west southwest wind 11 to 16 mph increasing to 18 to 23 mph in the afternoon. Winds could gust as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of less than one inch possible.
Wednesday Night
Snow. Low around 16. Breezy, with a south southwest wind around 26 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 20. Windy. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 12. Windy. Chance of precipitation is 60%. New snow accumulation of 1 to 2 inches possible.
Friday
A 30 percent chance of snow. Partly sunny, with a high near 21. Blustery.
Friday Night
Mostly clear, with a low around 15.
Saturday
Sunny, with a high near 30.
Saturday Night
Mostly clear, with a low around 20.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 23.
Monday
Mostly sunny, with a high near 38.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NNW Mackay ID
 44.2°N 113.8°W (Elev. 11401 ft)
12:30 am MDT Mar 31, 2026
3am MDT Mar 31, 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