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.

Overcast

46°F

8°C

Humidity 45%
Wind Speed S 14 MPH
Barometer 29.88 in (1011.85 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill40°F (4°C)
Last update 13 Mar 11:35 PM MDT
Extended Forecast for

13 Miles NNW Mackay ID

Wind Advisory March 14, 09:00am until March 14, 09:00pm
Click here for hazard details and duration
Wind Advisory
  • Tonight

    Tonight: A 20 percent chance of snow after midnight.  Mostly cloudy, with a low around 22. Breezy, with a west wind around 23 mph, with gusts as high as 37 mph.

    Low: 22 °F

    Slight Chance
    Snow and
    Breezy

  • Saturday

    Saturday: Snow likely, mainly after 9am.  Widespread blowing dust, mainly after 9am. Mostly cloudy, with a temperature falling to around 14 by 5pm. Wind chill values as low as -10. Windy, with a west wind 29 to 34 mph increasing to 41 to 46 mph in the afternoon. Winds could gust as high as 70 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    High: 24 °F

    Snow Likely
    and Windy

  • Saturday Night

    Saturday Night: A 50 percent chance of snow, mainly before midnight.  Widespread blowing dust, mainly before 9pm. Mostly cloudy, with a low around 1. Wind chill values as low as -23. Windy, with a northwest wind 38 to 43 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 65 mph.  New snow accumulation of less than one inch possible.

    Low: 1 °F

    Windy. Chance
    Snow then
    Slight Chance
    Snow

  • Sunday

    Sunday: Partly sunny, with a high near 18. Wind chill values as low as -21. Blustery, with a west wind 14 to 22 mph, with gusts as high as 31 mph.

    High: 18 °F

    Partly Sunny
    and Blustery
    then Partly
    Sunny

  • Sunday Night

    Sunday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 16. West southwest wind around 15 mph, with gusts as high as 24 mph.

    Low: 16 °F

    Slight Chance
    Snow

  • Monday

    Monday: Mostly cloudy, with a high near 35.

    High: 35 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 26. Breezy.

    Low: 26 °F

    Mostly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

Detailed Forecast

Tonight
A 20 percent chance of snow after midnight. Mostly cloudy, with a low around 22. Breezy, with a west wind around 23 mph, with gusts as high as 37 mph.
Saturday
Snow likely, mainly after 9am. Widespread blowing dust, mainly after 9am. Mostly cloudy, with a temperature falling to around 14 by 5pm. Wind chill values as low as -10. Windy, with a west wind 29 to 34 mph increasing to 41 to 46 mph in the afternoon. Winds could gust as high as 70 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
A 50 percent chance of snow, mainly before midnight. Widespread blowing dust, mainly before 9pm. Mostly cloudy, with a low around 1. Wind chill values as low as -23. Windy, with a northwest wind 38 to 43 mph decreasing to 26 to 31 mph after midnight. Winds could gust as high as 65 mph. New snow accumulation of less than one inch possible.
Sunday
Partly sunny, with a high near 18. Wind chill values as low as -21. Blustery, with a west wind 14 to 22 mph, with gusts as high as 31 mph.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 16. West southwest wind around 15 mph, with gusts as high as 24 mph.
Monday
Mostly cloudy, with a high near 35.
Monday Night
Mostly cloudy, with a low around 26. Breezy.
Tuesday
Mostly sunny, with a high near 40.
Tuesday Night
Partly cloudy, with a low around 28. Breezy.
Wednesday
Sunny, with a high near 46.
Wednesday Night
Mostly clear, with a low around 31. Breezy.
Thursday
Mostly sunny, with a high near 47.
Thursday Night
Partly cloudy, with a low around 32. Breezy.
Friday
Sunny, with a high near 48.
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ABOUT THIS FORECAST

 
Point Forecast:
13 Miles NNW Mackay ID
 44.08°N 113.74°W (Elev. 10069 ft)
11:31 pm MDT Mar 13, 2026
11pm MDT Mar 13, 2026-6pm MDT Mar 20, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database