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

Excessive Rainfall and Tropical Storm in the South; Severe Thunderstorms in the Midwest

Excessive rainfall may produce considerable, potentially life-threatening, flooding across the lower Mississippi River Valley and central Great Lakes region through tonight. Tropical Storm Arthur will move northeastward along the Texas coast today and then move inland over southwestern Louisiana by tonight. An outbreak of severe thunderstorms is expected across portions of Illinois and Indiana. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

77°F

25°C

Humidity 11%
Wind Speed NW 18 MPH
Barometer 29.9 in (1012.53 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Heat Index76°F (24°C)
Last update 17 Jun 01:05 PM MDT
Extended Forecast for

20 Miles N Challis ID

  • This Afternoon

    This Afternoon: Sunny, with a high near 68. Northwest wind 14 to 18 mph, with gusts as high as 32 mph.

    High: 68 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 40. Northwest wind 13 to 18 mph becoming light west northwest after midnight. Winds could gust as high as 33 mph.

    Low: 40 °F

    Mostly Clear

  • Thursday

    Thursday: Sunny, with a high near 72. Light west northwest wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.

    High: 72 °F

    Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 47. Northwest wind 8 to 13 mph becoming light north northwest after midnight. Winds could gust as high as 21 mph.

    Low: 47 °F

    Mostly Cloudy

  • Juneteenth

    Juneteenth: Sunny, with a high near 76. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 76 °F

    Sunny

  • Friday Night

    Friday Night: A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 52.

    Low: 52 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers

  • Saturday

    Saturday: A chance of showers, then showers and possibly a thunderstorm after noon. High near 66. Chance of precipitation is 80%.

    High: 66 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.

    Low: 42 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

Detailed Forecast

This Afternoon
Sunny, with a high near 68. Northwest wind 14 to 18 mph, with gusts as high as 32 mph.
Tonight
Mostly clear, with a low around 40. Northwest wind 13 to 18 mph becoming light west northwest after midnight. Winds could gust as high as 33 mph.
Thursday
Sunny, with a high near 72. Light west northwest wind becoming northwest 8 to 13 mph in the morning. Winds could gust as high as 21 mph.
Thursday Night
Mostly cloudy, with a low around 47. Northwest wind 8 to 13 mph becoming light north northwest after midnight. Winds could gust as high as 21 mph.
Juneteenth
Sunny, with a high near 76. Light and variable wind becoming west 9 to 14 mph in the afternoon. Winds could gust as high as 23 mph.
Friday Night
A 20 percent chance of showers after midnight. Mostly cloudy, with a low around 52.
Saturday
A chance of showers, then showers and possibly a thunderstorm after noon. High near 66. Chance of precipitation is 80%.
Saturday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 42.
Sunday
Sunny, with a high near 69.
Sunday Night
Partly cloudy, with a low around 42.
Monday
Sunny, with a high near 72.
Monday Night
Mostly clear, with a low around 44.
Tuesday
Sunny, with a high near 76.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
20 Miles N Challis ID
 44.8°N 114.28°W (Elev. 7277 ft)
Last Update:
12:31 pm MDT Jun 17, 2026
Forecast Valid:
1pm MDT Jun 17, 2026-6pm MDT Jun 23, 2026
 
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Additional Resources

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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