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

39°F

4°C

Humidity 86%
Wind Speed N 3 MPH
Barometer 29.86 in (1011.18 mb)
Dewpoint 36°F (2°C)
Visibility 10.00 mi
Last update 31 Mar 12:05 PM MDT
Extended Forecast for

22 Miles NW Challis ID

  • This Afternoon

    This Afternoon: Rain and snow showers, mainly before 3pm. Some thunder is also possible.  Snow level 7700 feet. High near 40. West southwest wind 14 to 16 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 40 °F

    Rain/Snow

  • Tonight

    Tonight: A slight chance of rain and snow before 7pm, then snow likely.  Mostly cloudy, with a low around 29. West southwest wind 6 to 11 mph becoming light southwest  in the evening. Winds could gust as high as 22 mph.  Chance of precipitation is 70%. New snow accumulation of less than one inch possible.

    Low: 29 °F

    Rain/Snow
    Likely then
    Snow Likely

  • Wednesday

    Wednesday: Snow.  High near 39. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph.  Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Snow

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times.  Low around 24. South southwest wind 7 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 24 °F

    Heavy Snow

  • Thursday

    Thursday: Snow.  High near 28. West southwest wind 10 to 18 mph, with gusts as high as 29 mph.  Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.

    High: 28 °F

    Snow

  • Thursday Night

    Thursday Night: A 50 percent chance of snow, mainly before midnight.  Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    then Slight
    Chance Snow

  • Friday

    Friday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 22.

    Low: 22 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 46.

    High: 46 °F

    Sunny

Detailed Forecast

This Afternoon
Rain and snow showers, mainly before 3pm. Some thunder is also possible. Snow level 7700 feet. High near 40. West southwest wind 14 to 16 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
A slight chance of rain and snow before 7pm, then snow likely. Mostly cloudy, with a low around 29. West southwest wind 6 to 11 mph becoming light southwest in the evening. Winds could gust as high as 22 mph. Chance of precipitation is 70%. New snow accumulation of less than one inch possible.
Wednesday
Snow. High near 39. Light southwest wind increasing to 10 to 15 mph in the morning. Winds could gust as high as 25 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow. The snow could be heavy at times. Low around 24. South southwest wind 7 to 13 mph, with gusts as high as 24 mph. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow. High near 28. West southwest wind 10 to 18 mph, with gusts as high as 29 mph. Chance of precipitation is 100%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A 50 percent chance of snow, mainly before midnight. Mostly cloudy, with a low around 19. New snow accumulation of less than a half inch possible.
Friday
Partly sunny, with a high near 38.
Friday Night
Mostly clear, with a low around 22.
Saturday
Sunny, with a high near 46.
Saturday Night
Mostly clear, with a low around 27.
Sunday
Sunny, with a high near 50.
Sunday Night
Partly cloudy, with a low around 30.
Monday
Mostly sunny, with a high near 52.
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ABOUT THIS FORECAST

 
Point Forecast:
22 Miles NW Challis ID
 44.69°N 114.59°W (Elev. 7575 ft)
12:21 pm MDT Mar 31, 2026
12pm MDT Mar 31, 2026-6pm MDT Apr 6, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database