Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

43°F

6°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 10 Dec 04:15 PM MST
Extended Forecast for

25 Miles SW Salmon ID

  • Tonight

    Tonight: Partly cloudy, with a low around 28. West southwest wind 17 to 20 mph, with gusts as high as 39 mph.

    Low: 28 °F

    Partly Cloudy

  • Thursday

    Thursday: A slight chance of rain and snow between 11am and 2pm, then a slight chance of snow after 2pm.  Partly sunny, with a high near 32. West wind 17 to 20 mph, with gusts as high as 46 mph.  Chance of precipitation is 20%.

    High: 32 °F

    Slight Chance
    Rain/Snow

  • Thursday Night

    Thursday Night: A 20 percent chance of snow.  Mostly cloudy, with a low around 29. West wind 15 to 18 mph, with gusts as high as 45 mph.

    Low: 29 °F

    Slight Chance
    Snow

  • Friday

    Friday: Cloudy, then gradually becoming mostly sunny, with a high near 33. West southwest wind around 15 mph, with gusts as high as 24 mph.

    High: 33 °F

    Decreasing
    Clouds

  • Friday Night

    Friday Night: Partly cloudy, with a low around 24. West southwest wind around 15 mph, with gusts as high as 25 mph.

    Low: 24 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 34.

    High: 34 °F

    Mostly Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 23.

    Low: 23 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 35.

    High: 35 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 25.

    Low: 25 °F

    Partly Cloudy

Detailed Forecast

Tonight
Partly cloudy, with a low around 28. West southwest wind 17 to 20 mph, with gusts as high as 39 mph.
Thursday
A slight chance of rain and snow between 11am and 2pm, then a slight chance of snow after 2pm. Partly sunny, with a high near 32. West wind 17 to 20 mph, with gusts as high as 46 mph. Chance of precipitation is 20%.
Thursday Night
A 20 percent chance of snow. Mostly cloudy, with a low around 29. West wind 15 to 18 mph, with gusts as high as 45 mph.
Friday
Cloudy, then gradually becoming mostly sunny, with a high near 33. West southwest wind around 15 mph, with gusts as high as 24 mph.
Friday Night
Partly cloudy, with a low around 24. West southwest wind around 15 mph, with gusts as high as 25 mph.
Saturday
Mostly sunny, with a high near 34.
Saturday Night
Partly cloudy, with a low around 23.
Sunday
Mostly sunny, with a high near 35.
Sunday Night
Partly cloudy, with a low around 25.
Monday
A slight chance of snow after 11am. Partly sunny, with a high near 34.
Monday Night
A chance of snow. Mostly cloudy, with a low around 29.
Tuesday
Snow likely. Mostly cloudy, with a high near 31.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 25. Breezy.
Wednesday
A chance of snow. Partly sunny, with a high near 27. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
1:02 pm MST Dec 10, 2025
4pm MST Dec 10, 2025-6pm MST Dec 17, 2025
 
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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