Remnants of Arthur and Heavy Rainfall Across the South; Fire Weather Threat in the West

Life-threatening, potentially catastrophic flash flooding expected along the central Gulf Coast as the remnants of Arthur track across the area. Isolated brief tornadoes and damaging gusts remain possible overnight in the Southeast. Isolated to scattered dry thunderstorms may cause lightning-ignited fires and erratic behavior due to gusty winds across parts of the West Friday. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

81°F

27°C

Humidity 13%
Wind Speed NNW 11 MPH
Barometer 29.92 in (1013.21 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Heat Index79°F (26°C)
Last update 18 Jun 07:55 PM MDT
Extended Forecast for

21 Miles N Mackay ID

Fire Weather Watch June 20, 09:00am until June 20, 09:00pm
Click here for hazard details and duration
Fire Weather Watch
  • Tonight

    Tonight: Increasing clouds, with a low around 48. North northwest wind 5 to 10 mph becoming light west northwest  after midnight.

    Low: 48 °F

    Increasing
    Clouds

  • Juneteenth

    Juneteenth: Increasing clouds, with a high near 77. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 77 °F

    Increasing
    Clouds

  • Friday Night

    Friday Night: A 30 percent chance of rain after 5am.  Mostly cloudy, with a low around 52. West wind 8 to 13 mph becoming light west southwest  after midnight. Winds could gust as high as 20 mph.

    Low: 52 °F

    Mostly Cloudy
    then Chance
    Rain

  • Saturday

    Saturday: A chance of rain, then showers and possibly a thunderstorm after noon.  High near 66. West northwest wind 5 to 11 mph.  Chance of precipitation is 80%.

    High: 66 °F

    Chance Rain
    then Showers

  • Saturday Night

    Saturday Night: A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight.  Mostly cloudy, with a low around 43. West northwest wind 9 to 14 mph becoming light  after midnight. Winds could gust as high as 18 mph.  Chance of precipitation is 50%.

    Low: 43 °F

    Chance
    Showers then
    Partly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 69.

    High: 69 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 71.

    High: 71 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

Detailed Forecast

Tonight
Increasing clouds, with a low around 48. North northwest wind 5 to 10 mph becoming light west northwest after midnight.
Juneteenth
Increasing clouds, with a high near 77. Light and variable wind becoming west 10 to 15 mph in the afternoon. Winds could gust as high as 20 mph.
Friday Night
A 30 percent chance of rain after 5am. Mostly cloudy, with a low around 52. West wind 8 to 13 mph becoming light west southwest after midnight. Winds could gust as high as 20 mph.
Saturday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 66. West northwest wind 5 to 11 mph. Chance of precipitation is 80%.
Saturday Night
A chance of showers and thunderstorms before 9pm, then a chance of rain between 9pm and midnight. Mostly cloudy, with a low around 43. West northwest wind 9 to 14 mph becoming light after midnight. Winds could gust as high as 18 mph. Chance of precipitation is 50%.
Sunday
Sunny, with a high near 69.
Sunday Night
Mostly clear, with a low around 41.
Monday
Sunny, with a high near 71.
Monday Night
Mostly clear, with a low around 43.
Tuesday
Sunny, with a high near 77.
Tuesday Night
Mostly clear, with a low around 49.
Wednesday
Sunny, with a high near 77.
Wednesday Night
Mostly clear, with a low around 48.
Thursday
Sunny, with a high near 76.
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles N Mackay ID
 44.22°N 113.62°W (Elev. 7218 ft)
5:31 pm MDT Jun 18, 2026
8pm MDT Jun 18, 2026-6pm MDT Jun 25, 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