Severe Thunderstorms and Heavy Rainfall in the Ohio Valley and Great Lakes; Winter Weather in the Northern Tier

A slow moving front extending from the Great Lakes region into the Plains will bring snow, wintry mix, and ice accumulation north of the front from the Upper Midwest into New England, and severe weather and heavy rain south of the front. Scattered severe thunderstorms with damaging gusts, severe hail, and heavy rain are expected across parts of the Great Lakes/Midwest through tonight. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Rain

43°F

6°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 31 Mar 02:05 PM MDT
Extended Forecast for

8 Miles SSE Salmon ID

  • This Afternoon

    This Afternoon: A 50 percent chance of snow showers. Some thunder is also possible.  Mostly cloudy, with a high near 42. West southwest wind around 14 mph, with gusts as high as 20 mph.  Total daytime snow accumulation of less than a half inch possible.

    High: 42 °F

    Chance Snow
    Showers

  • Tonight

    Tonight: A 50 percent chance of snow after 4am.  Mostly cloudy, with a low around 31. West southwest wind 6 to 14 mph, with gusts as high as 20 mph.  New snow accumulation of less than a half inch possible.

    Low: 31 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow likely, mainly after 2pm.  Partly sunny, with a high near 43. Southwest wind 6 to 14 mph, with gusts as high as 20 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 43 °F

    Snow Likely

  • Wednesday Night

    Wednesday Night: Snow, mainly after midnight.  Low around 27. South wind around 15 mph, with gusts as high as 20 mph.  Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 27 °F

    Chance Snow
    then Snow

  • Thursday

    Thursday: Snow.  High near 30. South southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 30 °F

    Snow

  • Thursday Night

    Thursday Night: A 30 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 25. Blustery.  New snow accumulation of less than a half inch possible.

    Low: 25 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: Partly sunny, with a high near 36.

    High: 36 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 25.

    Low: 25 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of snow showers. Some thunder is also possible. Mostly cloudy, with a high near 42. West southwest wind around 14 mph, with gusts as high as 20 mph. Total daytime snow accumulation of less than a half inch possible.
Tonight
A 50 percent chance of snow after 4am. Mostly cloudy, with a low around 31. West southwest wind 6 to 14 mph, with gusts as high as 20 mph. New snow accumulation of less than a half inch possible.
Wednesday
Snow likely, mainly after 2pm. Partly sunny, with a high near 43. Southwest wind 6 to 14 mph, with gusts as high as 20 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow, mainly after midnight. Low around 27. South wind around 15 mph, with gusts as high as 20 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Thursday
Snow. High near 30. South southwest wind 15 to 20 mph becoming west northwest in the afternoon. Winds could gust as high as 25 mph. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 30 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 25. Blustery. New snow accumulation of less than a half inch possible.
Friday
Partly sunny, with a high near 36.
Friday Night
Mostly clear, with a low around 25.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 31.
Sunday
Mostly sunny, with a high near 51.
Sunday Night
Partly cloudy, with a low around 34.
Monday
Mostly sunny, with a high near 54.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SSE Salmon ID
 45.06°N 113.85°W (Elev. 7946 ft)
2:01 pm MDT Mar 31, 2026
2pm MDT Mar 31, 2026-6pm MDT Apr 6, 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