Heavy Great Lakes Snow through Friday; Watching Potential for Major Winter Storm Late Week into this Weekend

Heavy lake effect snow will continue in the Great Lakes into Wednesday before another storm brings a widespread general snow followed by another round of heavy lake effect snow. A wide-ranging winter storm will produce great swaths of heavy snow, sleet, and treacherous freezing rain from the southern Rockies/Plains and Mid-South starting Friday and shifting toward the East Coast through Sunday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

30°F

-1°C

Humidity 58%
Wind Speed N 0 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 17°F (-8°C)
Visibility 10.00 mi
Last update 20 Jan 03:35 PM MST
Extended Forecast for

25 Miles SW Salmon ID

  • Tonight

    Tonight: Mostly clear, with a low around 11. Wind chill values as low as -1. West northwest wind 8 to 10 mph.

    Low: 11 °F

    Mostly Clear

  • Wednesday

    Wednesday: Mostly sunny, with a high near 26. West wind 7 to 9 mph.

    High: 26 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 12. West wind 7 to 9 mph.

    Low: 12 °F

    Partly Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 24. Wind chill values as low as zero. West wind 6 to 8 mph.

    High: 24 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 6. West wind around 8 mph.

    Low: 6 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 17.

    High: 17 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 4.

    Low: 4 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 17.

    High: 17 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 6.

    Low: 6 °F

    Mostly Clear

Detailed Forecast

Tonight
Mostly clear, with a low around 11. Wind chill values as low as -1. West northwest wind 8 to 10 mph.
Wednesday
Mostly sunny, with a high near 26. West wind 7 to 9 mph.
Wednesday Night
Partly cloudy, with a low around 12. West wind 7 to 9 mph.
Thursday
Mostly sunny, with a high near 24. Wind chill values as low as zero. West wind 6 to 8 mph.
Thursday Night
Partly cloudy, with a low around 6. West wind around 8 mph.
Friday
Mostly sunny, with a high near 17.
Friday Night
Mostly clear, with a low around 4.
Saturday
Sunny, with a high near 17.
Saturday Night
Mostly clear, with a low around 6.
Sunday
Sunny, with a high near 21.
Sunday Night
Partly cloudy, with a low around 13.
Monday
Partly sunny, with a high near 24.
Monday Night
Mostly cloudy, with a low around 14.
Tuesday
Mostly sunny, with a high near 27.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
2:06 pm MST Jan 20, 2026
3pm MST Jan 20, 2026-6pm MST Jan 27, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database