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

Fire Weather Concerns for the Plains; Thunderstorms in the Southeast; Record Warmth Spreads in the Southwest

Elevated to locally critical conditions will persist across the High Plains. Showers and scattered thunderstorms are expected over parts of the Southeast and Florida Peninsula. Clipper system will bring modest snowfall and strong winds from the Northern High Plains into the Upper Midwest this weekend. Record warmth will persist across the Southwest into the southern Plains. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

28°F

-2°C

Humidity 68%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 27 Feb 02:35 AM MST
Extended Forecast for

31 Miles WNW Challis ID

  • Overnight

    Overnight: Partly cloudy, with a low around 20. West southwest wind around 15 mph.

    Low: 20 °F

    Partly Cloudy

  • Friday

    Friday: Sunny, with a high near 32. West wind 14 to 17 mph, with gusts as high as 24 mph.

    High: 32 °F

    Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22. West southwest wind 15 to 17 mph, with gusts as high as 21 mph.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 35. West southwest wind 10 to 14 mph.

    High: 35 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 28. Southwest wind 9 to 13 mph.

    Low: 28 °F

    Slight Chance
    Snow

  • Sunday

    Sunday: A 40 percent chance of snow. Mostly cloudy, with a high near 35. Little or no snow accumulation expected.

    High: 35 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 27.

    Low: 27 °F

    Slight Chance
    Snow

  • Monday

    Monday: A slight chance of snow. Partly sunny, with a high near 35.

    High: 35 °F

    Slight Chance
    Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 23.

    Low: 23 °F

    Mostly Clear

Detailed Forecast

Overnight
Partly cloudy, with a low around 20. West southwest wind around 15 mph.
Friday
Sunny, with a high near 32. West wind 14 to 17 mph, with gusts as high as 24 mph.
Friday Night
Mostly clear, with a low around 22. West southwest wind 15 to 17 mph, with gusts as high as 21 mph.
Saturday
Increasing clouds, with a high near 35. West southwest wind 10 to 14 mph.
Saturday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 28. Southwest wind 9 to 13 mph.
Sunday
A 40 percent chance of snow. Mostly cloudy, with a high near 35. Little or no snow accumulation expected.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 27.
Monday
A slight chance of snow. Partly sunny, with a high near 35.
Monday Night
Mostly clear, with a low around 23.
Tuesday
Sunny, with a high near 39.
Tuesday Night
Mostly cloudy, with a low around 27.
Wednesday
Snow likely. Mostly cloudy, with a high near 35.
Wednesday Night
Snow likely. Cloudy, with a low around 24.
Thursday
A chance of snow. Mostly cloudy, with a high near 29.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
31 Miles WNW Challis ID
 44.76°N 114.76°W (Elev. 9058 ft)
Last Update:
1:01 am MST Feb 27, 2026
Forecast Valid:
2am MST Feb 27, 2026-6pm MST Mar 5, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation