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

Prolonged dangerous winter storm conditions in the high country of the western Montana and north-central Idaho later this week with localized damaging winds

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Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Partly Cloudy

43°F

6°C

Humidity 48%
Wind Speed N 17 MPH
Barometer 29.77 in (1008.13 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 09 Mar 12:56 PM MDT
Extended Forecast for

25 Miles WSW Salmon ID

  • This Afternoon

    This Afternoon: Mostly sunny, with a high near 38. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 41 mph.

    High: 38 °F

    Mostly Sunny
    and Breezy

  • Tonight

    Tonight: Mostly cloudy, with a low around 16. West wind 10 to 15 mph becoming light west southwest after midnight. Winds could gust as high as 33 mph.

    Low: 16 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of snow before noon, then a chance of snow after 1pm. Partly sunny, with a high near 29. Light west wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.

    High: 29 °F

    Chance Snow

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 14. West wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 26 mph.

    Low: 14 °F

    Partly Cloudy

  • Wednesday

    Wednesday: A 40 percent chance of snow, mainly after noon. Partly sunny, with a high near 37. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph. Little or no snow accumulation expected.

    High: 37 °F

    Chance Snow

  • Wednesday Night

    Wednesday Night: Snow. Low around 31. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    Low: 31 °F

    Snow

  • Thursday

    Thursday: Snow before noon, then rain and snow likely between noon and 3pm, then rain likely after 3pm. Snow level rising to 6700 feet in the afternoon. High near 44. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 44 °F

    Snow then
    Rain/Snow
    Likely and
    Breezy

  • Thursday Night

    Thursday Night: Rain likely before 9pm, then rain and snow likely. Snow level 6900 feet. Cloudy, with a low around 35.

    Low: 35 °F

    Rain/Snow
    Likely

  • Friday

    Friday: Rain and snow likely before noon, then a chance of rain. Snow level 6800 feet. Mostly cloudy, with a high near 47.

    High: 47 °F

    Rain/Snow
    Likely then
    Chance Rain

Detailed Forecast

This Afternoon
Mostly sunny, with a high near 38. Breezy, with a west southwest wind 20 to 24 mph, with gusts as high as 41 mph.
Tonight
Mostly cloudy, with a low around 16. West wind 10 to 15 mph becoming light west southwest after midnight. Winds could gust as high as 33 mph.
Tuesday
A chance of snow before noon, then a chance of snow after 1pm. Partly sunny, with a high near 29. Light west wind becoming west northwest 9 to 14 mph in the morning. Winds could gust as high as 28 mph. Chance of precipitation is 40%. Little or no snow accumulation expected.
Tuesday Night
Partly cloudy, with a low around 14. West wind 5 to 13 mph becoming south southwest after midnight. Winds could gust as high as 26 mph.
Wednesday
A 40 percent chance of snow, mainly after noon. Partly sunny, with a high near 37. Southwest wind 6 to 11 mph increasing to 12 to 17 mph in the afternoon. Winds could gust as high as 31 mph. Little or no snow accumulation expected.
Wednesday Night
Snow. Low around 31. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday
Snow before noon, then rain and snow likely between noon and 3pm, then rain likely after 3pm. Snow level rising to 6700 feet in the afternoon. High near 44. Breezy. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Thursday Night
Rain likely before 9pm, then rain and snow likely. Snow level 6900 feet. Cloudy, with a low around 35.
Friday
Rain and snow likely before noon, then a chance of rain. Snow level 6800 feet. Mostly cloudy, with a high near 47.
Friday Night
Rain likely, mainly after midnight. Snow level 7000 feet. Cloudy, with a low around 36.
Saturday
Rain and snow. Snow level 7000 feet lowering to 6000 feet in the afternoon . Mostly cloudy, with a high near 45.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 28.
Sunday
A chance of snow. Mostly cloudy, with a high near 44.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles WSW Salmon ID
 45°N 114.32°W (Elev. 5997 ft)
Last Update:
12:21 pm MDT Mar 9, 2026
Forecast Valid:
1pm MDT Mar 9, 2026-6pm MDT Mar 15, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation