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

28°F

-2°C

Humidity 68%
Wind Speed S 3 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 19°F (-7°C)
Visibility 10.00 mi
Last update 19 Apr 04:20 AM MDT
Extended Forecast for

28 Miles SSW Shoup ID

  • Today

    Today: Mostly sunny, with a high near 55. Calm wind becoming south southwest 5 to 7 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 35. West southwest wind 5 to 7 mph becoming north northwest after midnight.

    Low: 35 °F

    Partly Cloudy

  • Monday

    Monday: Sunny, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.

    High: 61 °F

    Sunny

  • Monday Night

    Monday Night: Mostly clear, with a low around 38. Southwest wind 6 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph.

    Low: 38 °F

    Mostly Clear

  • Tuesday

    Tuesday: Mostly sunny, with a high near 63. Southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.

    High: 63 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain after midnight.  Partly cloudy, with a low around 38.

    Low: 38 °F

    Partly Cloudy
    then Slight
    Chance Rain

  • Wednesday

    Wednesday: Rain likely before 9am, then rain and snow showers between 9am and 3pm, then snow showers after 3pm. Some thunder is also possible.  Snow level 8400 feet lowering to 7400 feet in the afternoon . High near 45. Chance of precipitation is 90%. Little or no snow accumulation expected.

    High: 45 °F

    Rain/Snow
    Likely then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain and snow, becoming all snow after 3am.  Cloudy, with a low around 30.

    Low: 30 °F

    Rain/Snow

  • Thursday

    Thursday: Snow likely, mainly before noon.  Mostly cloudy, with a high near 39.

    High: 39 °F

    Snow Likely

Detailed Forecast

Today
Mostly sunny, with a high near 55. Calm wind becoming south southwest 5 to 7 mph in the afternoon.
Tonight
Partly cloudy, with a low around 35. West southwest wind 5 to 7 mph becoming north northwest after midnight.
Monday
Sunny, with a high near 61. Light and variable wind becoming southwest 5 to 10 mph in the afternoon. Winds could gust as high as 20 mph.
Monday Night
Mostly clear, with a low around 38. Southwest wind 6 to 11 mph becoming southeast after midnight. Winds could gust as high as 22 mph.
Tuesday
Mostly sunny, with a high near 63. Southeast wind 6 to 11 mph increasing to 13 to 18 mph in the afternoon. Winds could gust as high as 28 mph.
Tuesday Night
A 20 percent chance of rain after midnight. Partly cloudy, with a low around 38.
Wednesday
Rain likely before 9am, then rain and snow showers between 9am and 3pm, then snow showers after 3pm. Some thunder is also possible. Snow level 8400 feet lowering to 7400 feet in the afternoon . High near 45. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow, becoming all snow after 3am. Cloudy, with a low around 30.
Thursday
Snow likely, mainly before noon. Mostly cloudy, with a high near 39.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 22.
Friday
A chance of snow. Partly sunny, with a high near 39.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 24.
Saturday
A slight chance of snow. Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
28 Miles SSW Shoup ID
 45°N 114.5°W (Elev. 7444 ft)
2:00 am MDT Apr 19, 2026
4am MDT Apr 19, 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