Showers and Thunderstorms for the Eastern Third of the Country; Fire Weather Concerns; Flooding Issues for the Great Lakes Region

Showers and thunderstorms will continue along and ahead of a cold front for the eastern third of the country. The rainfall for the Great Lakes region could prolong the ongoing flooding. Much cooler weather will filter in behind this cold front along and east of the Rockies. Where the rain is needed, the Southern High Plains, critical fire weather concerns through this weekend. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

61°F

16°C

Humidity 12%
Wind Speed SSW 14 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 9°F (-13°C)
Visibility 10.00 mi
Last update 18 Apr 04:15 PM MDT
Extended Forecast for

28 Miles SSW Shoup ID

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming clear, with a low around 27. South southwest wind 5 to 10 mph.

    Low: 27 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 55. South southwest wind 3 to 8 mph.

    High: 55 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 35. South southwest wind 5 to 8 mph.

    Low: 35 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 61. South wind 5 to 11 mph, with gusts as high as 20 mph.

    High: 61 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 39. West southwest wind 6 to 11 mph becoming south southeast after midnight. Winds could gust as high as 22 mph.

    Low: 39 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 30 percent chance of rain after midnight.  Mostly cloudy, with a low around 37.

    Low: 37 °F

    Partly Cloudy
    then Chance
    Rain

  • Wednesday

    Wednesday: Rain likely before 9am, then rain and snow showers. Some thunder is also possible.  Snow level 8200 feet lowering to 7400 feet in the afternoon . Mostly cloudy, with a high near 43.

    High: 43 °F

    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 9pm.  Cloudy, with a low around 31.

    Low: 31 °F

    Rain/Snow
    then Snow

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming clear, with a low around 27. South southwest wind 5 to 10 mph.
Sunday
Sunny, with a high near 55. South southwest wind 3 to 8 mph.
Sunday Night
Mostly cloudy, with a low around 35. South southwest wind 5 to 8 mph.
Monday
Mostly sunny, with a high near 61. South wind 5 to 11 mph, with gusts as high as 20 mph.
Monday Night
Partly cloudy, with a low around 39. West southwest wind 6 to 11 mph becoming south southeast after midnight. Winds could gust as high as 22 mph.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
A 30 percent chance of rain after midnight. Mostly cloudy, with a low around 37.
Wednesday
Rain likely before 9am, then rain and snow showers. Some thunder is also possible. Snow level 8200 feet lowering to 7400 feet in the afternoon . Mostly cloudy, with a high near 43.
Wednesday Night
Rain and snow, becoming all snow after 9pm. Cloudy, with a low around 31.
Thursday
Snow. Mostly cloudy, with a high near 38.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 24.
Friday
A chance of snow. Partly sunny, with a high near 41.
Friday Night
Partly cloudy, with a low around 25.
Saturday
A slight chance of snow. Mostly sunny, with a high near 43.
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ABOUT THIS FORECAST

 
Point Forecast:
28 Miles SSW Shoup ID
 45°N 114.5°W (Elev. 7444 ft)
2:01 pm MDT Apr 18, 2026
4pm MDT Apr 18, 2026-6pm MDT Apr 25, 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