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

46°F

8°C

Humidity 61%
Wind Speed N 0 MPH
Barometer 30.31 in (1026.41 mb)
Dewpoint 34°F (1°C)
Visibility 10.00 mi
Last update 17 Oct 11:15 AM MDT
Extended Forecast for

12 Miles SSW Salmon ID

  • Today

    Today: Sunny, with a high near 61. South wind 11 to 15 mph, with gusts as high as 21 mph.

    High: 61 °F

    Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 39. Southwest wind 5 to 10 mph.

    Low: 39 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 58. South wind 5 to 7 mph.

    High: 58 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 41. South wind 5 to 11 mph, with gusts as high as 20 mph.

    Low: 41 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 59. South wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 59 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after noon. Partly sunny, with a high near 55.

    High: 55 °F

    Partly Sunny
    then Slight
    Chance Rain

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 40.

    Low: 40 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 54.

    High: 54 °F

    Mostly Sunny

Detailed Forecast

Today
Sunny, with a high near 61. South wind 11 to 15 mph, with gusts as high as 21 mph.
Tonight
Partly cloudy, with a low around 39. Southwest wind 5 to 10 mph.
Sunday
Mostly sunny, with a high near 58. South wind 5 to 7 mph.
Sunday Night
Mostly clear, with a low around 41. South wind 5 to 11 mph, with gusts as high as 20 mph.
Monday
Mostly sunny, with a high near 59. South wind 9 to 13 mph, with gusts as high as 22 mph.
Monday Night
Mostly cloudy, with a low around 42.
Tuesday
A 20 percent chance of rain after noon. Partly sunny, with a high near 55.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 40.
Wednesday
Mostly sunny, with a high near 54.
Wednesday Night
A chance of rain after midnight. Partly cloudy, with a low around 41.
Thursday
Rain likely. Partly sunny, with a high near 50.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 36.
Friday
Rain and snow likely. Snow level 7600 feet lowering to 6700 feet in the afternoon . Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Salmon ID
 45.03°N 113.99°W (Elev. 6109 ft)
Last Update:
2:01 am MDT Oct 17, 2026
Forecast Valid:
11am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation