Tracking Late Season Winter Storms; Unusual Early-Season Heat Wave in the Southwest

Heavy snow and high winds continue in the Great Lakes and Northeast. A moderate atmospheric river will continue to bring heavy precipitation to the Pacific Northwest and northern Rockies. A major winter storm will develop across the northern High Plains tonight into Saturday and rapidly strengthen as it moves into the Great Lakes on Sunday. Above-average temperatures expected in the Southwest. Read More >

Current conditions at

Challis - Challis Airport (KLLJ)

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

Clear

52°F

11°C

Humidity 34%
Wind Speed W 14 MPH
Barometer 29.96 in (1014.56 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Last update 13 Mar 10:05 AM MDT
Extended Forecast for

7 Miles NNE Mackay ID

  • Today

    Today: A slight chance of snow before noon, then a slight chance of snow after 4pm.  Mostly sunny, with a high near 26. Windy, with a west wind 33 to 37 mph, with gusts as high as 50 mph.  Chance of precipitation is 20%.

    High: 26 °F

    Slight Chance
    Snow and
    Windy

  • Tonight

    Tonight: A 30 percent chance of snow after 3am.  Mostly cloudy, with a low around 21. Windy, with a west wind 29 to 33 mph, with gusts as high as 45 mph.  Little or no snow accumulation expected.

    Low: 21 °F

    Windy. Partly
    Cloudy then
    Chance Snow

  • Saturday

    Saturday: Snow.  Temperature falling to around 14 by 5pm. Wind chill values as low as -11. Windy, with a west wind 36 to 41 mph increasing to 43 to 48 mph in the afternoon. Winds could gust as high as 70 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    High: 24 °F

    Snow and
    Windy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 2. Wind chill values as low as -23. Windy, with a northwest wind 43 to 48 mph decreasing to 34 to 39 mph after midnight. Winds could gust as high as 70 mph.  New snow accumulation of less than one inch possible.

    Low: 2 °F

    Windy. Chance
    Snow then
    Slight Chance
    Snow

  • Sunday

    Sunday: A 20 percent chance of snow after noon.  Partly sunny, with a high near 17. Blustery, with a west wind 23 to 28 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.

    High: 17 °F

    Partly Sunny
    and Blustery
    then Slight
    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 15.

    Low: 15 °F

    Slight Chance
    Snow

  • Monday

    Monday: A 20 percent chance of snow before noon.  Partly sunny, with a high near 33. Breezy.

    High: 33 °F

    Breezy.
    Slight Chance
    Snow then
    Partly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 24.

    Low: 24 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 39.

    High: 39 °F

    Mostly Sunny

Detailed Forecast

Today
A slight chance of snow before noon, then a slight chance of snow after 4pm. Mostly sunny, with a high near 26. Windy, with a west wind 33 to 37 mph, with gusts as high as 50 mph. Chance of precipitation is 20%.
Tonight
A 30 percent chance of snow after 3am. Mostly cloudy, with a low around 21. Windy, with a west wind 29 to 33 mph, with gusts as high as 45 mph. Little or no snow accumulation expected.
Saturday
Snow. Temperature falling to around 14 by 5pm. Wind chill values as low as -11. Windy, with a west wind 36 to 41 mph increasing to 43 to 48 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Saturday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 2. Wind chill values as low as -23. Windy, with a northwest wind 43 to 48 mph decreasing to 34 to 39 mph after midnight. Winds could gust as high as 70 mph. New snow accumulation of less than one inch possible.
Sunday
A 20 percent chance of snow after noon. Partly sunny, with a high near 17. Blustery, with a west wind 23 to 28 mph decreasing to 17 to 22 mph in the afternoon. Winds could gust as high as 31 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 15.
Monday
A 20 percent chance of snow before noon. Partly sunny, with a high near 33. Breezy.
Monday Night
Mostly cloudy, with a low around 24.
Tuesday
Mostly sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 26.
Wednesday
Mostly sunny, with a high near 44.
Wednesday Night
Partly cloudy, with a low around 30.
Thursday
Mostly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNE Mackay ID
 44.01°N 113.58°W (Elev. 10722 ft)
5:31 am MDT Mar 13, 2026
10am MDT Mar 13, 2026-6pm MDT Mar 19, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database