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

Extremely Critical Fire Weather in the Central Plains; Active Pattern in the West

Gusty to high winds and low relative humidity will bring critical to extremely critical fire weather conditions to the central and southern Plains today into Wednesday. Use caution with any potential ignition sources. Two Pacific storms will impact the western U.S. into Wednesday with gusty winds, low elevation rain and heavy mountain snow. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

37°F

3°C

Humidity 27%
Wind Speed SSE 12 MPH
Barometer 29.47 in (997.97 mb)
Dewpoint 7°F (-14°C)
Visibility 10.00 mi
Wind Chill29°F (-2°C)
Last update 17 Feb 02:35 PM MST
Extended Forecast for

7 Miles NNE Mackay ID

  • This Afternoon

    This Afternoon: A 20 percent chance of snow after 4pm. Mostly sunny and cold, with a steady temperature around 7. Wind chill values as low as -16. Breezy, with a south southwest wind around 25 mph, with gusts as high as 36 mph.

    High: 7 °F

    Slight Chance
    Snow and
    Breezy

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Low around 1. Wind chill values as low as -16. Breezy, with a south southwest wind 21 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.

    Low: 1 °F

    Heavy Snow
    and Breezy

  • Wednesday

    Wednesday: Snow likely, mainly after 3pm. Mostly cloudy and cold, with a high near 7. Wind chill values as low as -19. Blustery, with a west wind 20 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.

    High: 7 °F

    Snow Likely
    and Blustery

  • Wednesday Night

    Wednesday Night: A 50 percent chance of snow. Mostly cloudy, with a low around -7. Wind chill values as low as -33. Windy, with a west northwest wind 26 to 30 mph, with gusts as high as 40 mph. New snow accumulation of around an inch possible.

    Low: -7 °F

    Chance Snow
    and Windy

  • Thursday

    Thursday: A 40 percent chance of snow. Partly sunny and cold, with a high near 3. West wind around 18 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.

    High: 3 °F

    Chance Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow. Mostly cloudy, with a low around -4. New snow accumulation of less than a half inch possible.

    Low: -4 °F

    Chance Snow

  • Friday

    Friday: A 30 percent chance of snow. Partly sunny and cold, with a high near 6. Little or no snow accumulation expected.

    High: 6 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly clear, with a low around -6.

    Low: -6 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny and cold, with a high near 9.

    High: 9 °F

    Cold

Detailed Forecast

This Afternoon
A 20 percent chance of snow after 4pm. Mostly sunny and cold, with a steady temperature around 7. Wind chill values as low as -16. Breezy, with a south southwest wind around 25 mph, with gusts as high as 36 mph.
Tonight
Snow. The snow could be heavy at times. Low around 1. Wind chill values as low as -16. Breezy, with a south southwest wind 21 to 25 mph, with gusts as high as 36 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 5 inches possible.
Wednesday
Snow likely, mainly after 3pm. Mostly cloudy and cold, with a high near 7. Wind chill values as low as -19. Blustery, with a west wind 20 to 26 mph, with gusts as high as 37 mph. Chance of precipitation is 60%. New snow accumulation of around an inch possible.
Wednesday Night
A 50 percent chance of snow. Mostly cloudy, with a low around -7. Wind chill values as low as -33. Windy, with a west northwest wind 26 to 30 mph, with gusts as high as 40 mph. New snow accumulation of around an inch possible.
Thursday
A 40 percent chance of snow. Partly sunny and cold, with a high near 3. West wind around 18 mph becoming south southwest in the afternoon. Winds could gust as high as 25 mph. New snow accumulation of less than a half inch possible.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around -4. New snow accumulation of less than a half inch possible.
Friday
A 30 percent chance of snow. Partly sunny and cold, with a high near 6. Little or no snow accumulation expected.
Friday Night
Mostly clear, with a low around -6.
Saturday
Sunny and cold, with a high near 9.
Saturday Night
Mostly cloudy, with a low around 1.
Sunday
A 20 percent chance of snow. Mostly sunny, with a high near 15.
Sunday Night
A 30 percent chance of snow. Partly cloudy, with a low around 8.
Monday
Snow likely. Mostly cloudy, with a high near 19. Chance of precipitation is 60%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
Last Update:
11:36 am MST Feb 17, 2026
Forecast Valid:
2pm MST Feb 17, 2026-6pm MST Feb 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

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Chance of Precipitation