Autumn Temperatures for Eastern Third of the Country; Developing Offshore Coastal Storm

Cooler and less humid conditions for most of the eastern third of the nation as high pressure dominates the weather pattern. Otherwise, rather tranquil weather for most of the nation for the end of the weekend into the start of this week. We continue to monitor a developing coastal storm offshore of the Carolinas; Coastal flooding and beach erosion possible along portions of the Mid-Atlantic. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

37°F

3°C

Humidity 80%
Wind Speed N 0 MPH
Barometer 30.18 in (1022.01 mb)
Dewpoint 32°F (0°C)
Visibility 10.00 mi
Last update 18 Oct 09:00 AM MDT
Extended Forecast for

12 Miles SSW Salmon ID

  • Today

    Today: Sunny, with a high near 56. South wind 6 to 10 mph.

    High: 56 °F

    Sunny

  • Tonight

    Tonight: Mostly clear, with a low around 42. South southwest wind 5 to 10 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 22 mph.

    Low: 42 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 57. South wind 9 to 16 mph, with gusts as high as 23 mph.

    High: 57 °F

    Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 42. South wind 6 to 13 mph.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 56. South wind 5 to 8 mph.

    High: 56 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain before midnight.  Partly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: A slight chance of rain before midnight.  Partly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain then
    Partly Cloudy

  • Thursday

    Thursday: A chance of rain.  Partly sunny, with a high near 53.

    High: 53 °F

    Chance Rain

Detailed Forecast

Today
Sunny, with a high near 56. South wind 6 to 10 mph.
Tonight
Mostly clear, with a low around 42. South southwest wind 5 to 10 mph increasing to 12 to 17 mph after midnight. Winds could gust as high as 22 mph.
Monday
Sunny, with a high near 57. South wind 9 to 16 mph, with gusts as high as 23 mph.
Monday Night
Mostly cloudy, with a low around 42. South wind 6 to 13 mph.
Tuesday
Mostly sunny, with a high near 56. South wind 5 to 8 mph.
Tuesday Night
A 20 percent chance of rain before midnight. Partly cloudy, with a low around 43.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
A slight chance of rain before midnight. Partly cloudy, with a low around 44.
Thursday
A chance of rain. Partly sunny, with a high near 53.
Thursday Night
Rain. Mostly cloudy, with a low around 36.
Friday
Rain. Mostly cloudy, with a high near 42.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 42.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Salmon ID
 45.01°N 113.99°W (Elev. 6804 ft)
2:01 am MDT Oct 18, 2026
9am MDT Oct 18, 2026-6pm MDT Oct 24, 2026
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database