Severe Thunderstorms; Excessive Rainfall; Dangerous Heat; Air Quality Concerns and the Tropics

Wildfire smoke will push into the Midwest, worsening air quality. A frontal system brings severe storms from the Northern Plains to the Mid‑Atlantic the next few days. Heavy Gulf Coast rain is possible as Tropical Depression Two has formed, while monsoonal storms persist in the Southwest with heavy rainfall. Hazardous heat expands from the Plains into the Lower Mississippi Valley. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

81°F

27°C

Humidity 42%
Wind Speed ESE 4 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 55°F (13°C)
Visibility 10.00 mi
Heat Index81°F (27°C)
Last update 19 Jul 12:35 PM MDT
Extended Forecast for

23 Miles NNE Mackay ID

  • This Afternoon

    This Afternoon: A 20 percent chance of showers and thunderstorms after 2pm.  Mostly sunny, with a high near 73. West wind 5 to 9 mph.

    High: 73 °F

    Slight Chance
    T-storms

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before 8pm.  Mostly clear, with a low around 58. West wind 5 to 9 mph.

    Low: 58 °F

    Slight Chance
    T-storms then
    Mostly Clear

  • Monday

    Monday: A 20 percent chance of showers and thunderstorms after 3pm.  Mostly sunny, with a high near 73. West northwest wind around 6 mph becoming east northeast in the afternoon.

    High: 73 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Monday Night

    Monday Night: A 20 percent chance of showers and thunderstorms, mainly between 8pm and 9pm.  Mostly cloudy, with a low around 61. Northwest wind 5 to 7 mph.

    Low: 61 °F

    Slight Chance
    T-storms then
    Mostly Cloudy

  • Tuesday

    Tuesday: A 40 percent chance of showers and thunderstorms after noon.  Mostly cloudy, with a high near 71. West wind around 6 mph.

    High: 71 °F

    Mostly Cloudy
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms before midnight.  Mostly cloudy, with a low around 59.

    Low: 59 °F

    Chance
    Showers then
    Mostly Cloudy

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after noon.  High near 68. Chance of precipitation is 80%.

    High: 68 °F

    Chance Rain
    then Showers

  • Wednesday Night

    Wednesday Night: Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight.  Mostly cloudy, with a low around 56. Chance of precipitation is 60%.

    Low: 56 °F

    Showers
    Likely then
    Slight Chance
    Rain

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after noon.  Mostly sunny, with a high near 70.

    High: 70 °F

    Mostly Sunny
    then Chance
    T-storms

Detailed Forecast

This Afternoon
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 73. West wind 5 to 9 mph.
Tonight
A 20 percent chance of showers and thunderstorms before 8pm. Mostly clear, with a low around 58. West wind 5 to 9 mph.
Monday
A 20 percent chance of showers and thunderstorms after 3pm. Mostly sunny, with a high near 73. West northwest wind around 6 mph becoming east northeast in the afternoon.
Monday Night
A 20 percent chance of showers and thunderstorms, mainly between 8pm and 9pm. Mostly cloudy, with a low around 61. Northwest wind 5 to 7 mph.
Tuesday
A 40 percent chance of showers and thunderstorms after noon. Mostly cloudy, with a high near 71. West wind around 6 mph.
Tuesday Night
A 30 percent chance of showers and thunderstorms before midnight. Mostly cloudy, with a low around 59.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after noon. High near 68. Chance of precipitation is 80%.
Wednesday Night
Showers likely and possibly a thunderstorm before midnight, then a slight chance of rain after midnight. Mostly cloudy, with a low around 56. Chance of precipitation is 60%.
Thursday
A 30 percent chance of showers and thunderstorms after noon. Mostly sunny, with a high near 70.
Thursday Night
A 20 percent chance of showers and thunderstorms before midnight. Partly cloudy, with a low around 58.
Friday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 72.
Friday Night
A 20 percent chance of showers and thunderstorms. Partly cloudy, with a low around 57.
Saturday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 73.
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ABOUT THIS FORECAST

 
Point Forecast:
23 Miles NNE Mackay ID
 44.23°N 113.5°W (Elev. 8740 ft)
12:31 pm MDT Jul 19, 2026
12pm MDT Jul 19, 2026-6pm MDT Jul 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