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

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

Lat: 45.11667°NLon: 113.88333°WElev: 4045.0ft.

Clear

18°F

-8°C

Humidity 72%
Wind Speed N 0 MPH
Barometer 30.48 in (1032.17 mb)
Dewpoint 10°F (-12°C)
Visibility 10.00 mi
Last update 27 Jan 10:05 AM MST
Extended Forecast for

22 Miles NW Challis ID

  • Today

    Today: Sunny, with a high near 31. Southwest wind 3 to 5 mph.

    High: 31 °F

    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 21. South wind around 6 mph.

    Low: 21 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 30 percent chance of snow. Mostly cloudy, with a high near 27. West wind 6 to 9 mph. New snow accumulation of less than a half inch possible.

    High: 27 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 16. Southwest wind around 6 mph.

    Low: 16 °F

    Mostly Cloudy

  • Thursday

    Thursday: Mostly cloudy, with a high near 29. Southwest wind 5 to 7 mph.

    High: 29 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Friday

    Friday: A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 34. Little or no snow accumulation expected.

    High: 34 °F

    Chance Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 25.

    Low: 25 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

Detailed Forecast

Today
Sunny, with a high near 31. Southwest wind 3 to 5 mph.
Tonight
Mostly cloudy, with a low around 21. South wind around 6 mph.
Wednesday
A 30 percent chance of snow. Mostly cloudy, with a high near 27. West wind 6 to 9 mph. New snow accumulation of less than a half inch possible.
Wednesday Night
Mostly cloudy, with a low around 16. Southwest wind around 6 mph.
Thursday
Mostly cloudy, with a high near 29. Southwest wind 5 to 7 mph.
Thursday Night
Mostly cloudy, with a low around 22.
Friday
A 30 percent chance of snow, mainly after 11am. Mostly cloudy, with a high near 34. Little or no snow accumulation expected.
Friday Night
Mostly cloudy, with a low around 25.
Saturday
Partly sunny, with a high near 37.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
Partly sunny, with a high near 39.
Sunday Night
Mostly cloudy, with a low around 25.
Monday
A chance of snow. Partly sunny, with a high near 35.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NW Challis ID
 44.69°N 114.59°W (Elev. 7575 ft)
Last Update:
3:58 am MST Jan 27, 2026
Forecast Valid:
10am MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation