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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

43°F

6°C

Humidity 75%
Wind Speed N 0 MPH
Barometer 30.33 in (1027.09 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 17 Oct 10:35 AM MDT
Extended Forecast for

26 Miles S Salmon ID

  • Today

    Today: Mostly sunny, with a high near 46. Southwest wind 14 to 20 mph, with gusts as high as 28 mph.

    High: 46 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. Southwest wind 11 to 21 mph, with gusts as high as 29 mph.

    Low: 32 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 44. Southwest wind around 10 mph.

    High: 44 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 32. South wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Winds could gust as high as 22 mph.

    Low: 32 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 45. South wind 11 to 15 mph, with gusts as high as 23 mph.

    High: 45 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of snow after noon. Partly sunny, with a high near 42.

    High: 42 °F

    Partly Sunny
    then Slight
    Chance Snow

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 32.

    Low: 32 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 42.

    High: 42 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 46. Southwest wind 14 to 20 mph, with gusts as high as 28 mph.
Tonight
Partly cloudy, with a low around 32. Southwest wind 11 to 21 mph, with gusts as high as 29 mph.
Sunday
Mostly sunny, with a high near 44. Southwest wind around 10 mph.
Sunday Night
Mostly clear, with a low around 32. South wind 5 to 10 mph increasing to 11 to 16 mph after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 45. South wind 11 to 15 mph, with gusts as high as 23 mph.
Monday Night
Partly cloudy, with a low around 33.
Tuesday
A 20 percent chance of snow after noon. Partly sunny, with a high near 42.
Tuesday Night
A slight chance of rain and snow before midnight. Mostly cloudy, with a low around 32.
Wednesday
Mostly sunny, with a high near 42.
Wednesday Night
A chance of rain before 3am, then a chance of rain and snow. Snow level 9800 feet. Partly cloudy, with a low around 33.
Thursday
Rain and snow likely. Partly sunny, with a high near 38.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 29.
Friday
Snow likely. Mostly cloudy, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
26 Miles S Salmon ID
 44.8°N 113.89°W (Elev. 9770 ft)
Last Update:
2:01 am MDT Oct 17, 2026
Forecast Valid:
10am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
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Additional Resources

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