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 71%
Wind Speed N 0 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 20°F (-7°C)
Visibility 10.00 mi
Last update 19 Apr 04:56 AM MDT
Extended Forecast for

25 Miles SW Salmon ID

  • Today

    Today: Mostly sunny, with a high near 47. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.

    High: 47 °F

    Mostly Sunny

  • Tonight

    Tonight: Partly cloudy, with a low around 32. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.

    Low: 32 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 53. South southwest wind 10 to 16 mph, with gusts as high as 28 mph.

    High: 53 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 34. South southwest wind 10 to 17 mph, with gusts as high as 30 mph.

    Low: 34 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 55. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.

    High: 55 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: A slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am.  Snow level 9700 feet lowering to 9000 feet after midnight . Partly cloudy, with a low around 34. Chance of precipitation is 20%.

    Low: 34 °F

    Partly Cloudy
    then Slight
    Chance
    Rain/Snow

  • Wednesday

    Wednesday: Snow likely before noon, then snow showers after noon. Some thunder is also possible.  High near 41. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 41 °F

    Snow Likely
    then Snow
    Showers

  • Wednesday Night

    Wednesday Night: Snow showers before midnight, then snow after midnight. Some thunder is also possible.  Cloudy, with a low around 26.

    Low: 26 °F

    Snow Showers

  • Thursday

    Thursday: Snow likely, mainly before noon.  Mostly cloudy, with a high near 32.

    High: 32 °F

    Snow Likely

Detailed Forecast

Today
Mostly sunny, with a high near 47. South southwest wind 9 to 13 mph, with gusts as high as 22 mph.
Tonight
Partly cloudy, with a low around 32. South southwest wind 10 to 13 mph, with gusts as high as 22 mph.
Monday
Mostly sunny, with a high near 53. South southwest wind 10 to 16 mph, with gusts as high as 28 mph.
Monday Night
Partly cloudy, with a low around 34. South southwest wind 10 to 17 mph, with gusts as high as 30 mph.
Tuesday
Mostly sunny, with a high near 55. Breezy, with a south wind 10 to 15 mph increasing to 20 to 25 mph in the afternoon. Winds could gust as high as 37 mph.
Tuesday Night
A slight chance of rain and snow between midnight and 3am, then a slight chance of snow after 3am. Snow level 9700 feet lowering to 9000 feet after midnight . Partly cloudy, with a low around 34. Chance of precipitation is 20%.
Wednesday
Snow likely before noon, then snow showers after noon. Some thunder is also possible. High near 41. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Wednesday Night
Snow showers before midnight, then snow after midnight. Some thunder is also possible. Cloudy, with a low around 26.
Thursday
Snow likely, mainly before noon. Mostly cloudy, with a high near 32.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 18.
Friday
A chance of snow. Partly sunny, with a high near 31.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 19.
Saturday
A slight chance of snow. Mostly sunny, with a high near 35.
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)
2:00 am MDT Apr 19, 2026
5am 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