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

Fire Weather Concerns; Record Warmth Spreads

The Plains to the mid-Mississippi Valley continue with warm and dry conditions. Any fires that initiate could spread quickly. The warm temperatures will expand across the Southern Plains into the Southwest where numerous records are expected through the weekend. Meanwhile, a cold front will move southward across the northern Plains and Great Lakes region where some snow will develop this weekend. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

45°F

7°C

Humidity 33%
Wind Speed SW 13 MPH
Barometer 30.08 in (1018.63 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 27 Feb 07:05 PM MST
Extended Forecast for

28 Miles SSW Shoup ID

  • Tonight

    Tonight: Mostly clear, with a low around 24. West southwest wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: 24 °F

    Mostly Clear

  • Saturday

    Saturday: Increasing clouds, with a high near 43. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.

    High: 43 °F

    Increasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 29. Southwest wind 5 to 9 mph.

    Low: 29 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow. Mostly cloudy, with a high near 42. West wind 3 to 7 mph. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow

  • Sunday Night

    Sunday Night: A 20 percent chance of snow. Mostly cloudy, with a low around 30. West wind around 6 mph becoming calm in the evening.

    Low: 30 °F

    Slight Chance
    Snow

  • Monday

    Monday: A 30 percent chance of snow. Partly sunny, with a high near 42. Little or no snow accumulation expected.

    High: 42 °F

    Chance Snow

  • Monday Night

    Monday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny, with a high near 45.

    High: 45 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 30.

    Low: 30 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly clear, with a low around 24. West southwest wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday
Increasing clouds, with a high near 43. West southwest wind 6 to 10 mph, with gusts as high as 18 mph.
Saturday Night
Mostly cloudy, with a low around 29. Southwest wind 5 to 9 mph.
Sunday
A 30 percent chance of snow. Mostly cloudy, with a high near 42. West wind 3 to 7 mph. Little or no snow accumulation expected.
Sunday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 30. West wind around 6 mph becoming calm in the evening.
Monday
A 30 percent chance of snow. Partly sunny, with a high near 42. Little or no snow accumulation expected.
Monday Night
Mostly clear, with a low around 25.
Tuesday
Sunny, with a high near 45.
Tuesday Night
Mostly cloudy, with a low around 30.
Wednesday
A chance of snow. Mostly cloudy, with a high near 39.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 26.
Thursday
A chance of snow. Mostly cloudy, with a high near 34.
Thursday Night
Mostly cloudy, with a low around 21.
Friday
A chance of snow. Mostly sunny, with a high near 38.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
28 Miles SSW Shoup ID
 45°N 114.5°W (Elev. 7444 ft)
Last Update:
1:01 pm MST Feb 27, 2026
Forecast Valid:
7pm MST Feb 27, 2026-6pm MST Mar 6, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation