Prolonged Atmospheric River in the Pacific Northwest; Snow and High Winds in the North-Central U.S.

A prolonged atmospheric river will continue impacting the Pacific Northwest with heavy rainfall which has lead to areas of urban and river flooding along with gusty winds into Thursday. A clipper will bring heavy snow, some mixed wintry precipitation, and gusty to high winds across the northern Plains, Upper Midwest, and the Great Lakes into Thursday morning. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

45°F

7°C

Humidity 70%
Wind Speed NE 19 MPH
Barometer 30.07 in (1018.29 mb)
Dewpoint 35°F (2°C)
Visibility 10.00 mi
Wind Chill37°F (3°C)
Last update 09 Dec 01:20 PM MST
Extended Forecast for

24 Miles SSW Salmon ID

  • This Afternoon

    This Afternoon: Rain before 2pm, then rain and snow likely.  Snow level 6700 feet. High near 43. West wind around 17 mph, with gusts as high as 28 mph.  Chance of precipitation is 80%. Little or no snow accumulation expected.

    High: 43 °F

    Rain/Snow

  • Tonight

    Tonight: Snow before 5am, then snow likely, possibly mixed with rain.  Temperature rising to around 42 by 4am. West northwest wind 6 to 14 mph becoming south southwest after midnight. Winds could gust as high as 21 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 36 °F

    Snow then
    Rain/Snow

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 11am.  Partly sunny, with a high near 48. South wind around 14 mph, with gusts as high as 22 mph.

    High: 48 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 35. South southwest wind 14 to 16 mph, with gusts as high as 23 mph.

    Low: 35 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of rain after 11am.  Mostly sunny, with a high near 49. West southwest wind around 14 mph, with gusts as high as 21 mph.

    High: 49 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Mostly cloudy, with a low around 38.

    Low: 38 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 47.

    High: 47 °F

    Partly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

  • Saturday

    Saturday: Mostly sunny, with a high near 46.

    High: 46 °F

    Mostly Sunny

Detailed Forecast

This Afternoon
Rain before 2pm, then rain and snow likely. Snow level 6700 feet. High near 43. West wind around 17 mph, with gusts as high as 28 mph. Chance of precipitation is 80%. Little or no snow accumulation expected.
Tonight
Snow before 5am, then snow likely, possibly mixed with rain. Temperature rising to around 42 by 4am. West northwest wind 6 to 14 mph becoming south southwest after midnight. Winds could gust as high as 21 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Wednesday
A 30 percent chance of rain, mainly before 11am. Partly sunny, with a high near 48. South wind around 14 mph, with gusts as high as 22 mph.
Wednesday Night
Partly cloudy, with a low around 35. South southwest wind 14 to 16 mph, with gusts as high as 23 mph.
Thursday
A 20 percent chance of rain after 11am. Mostly sunny, with a high near 49. West southwest wind around 14 mph, with gusts as high as 21 mph.
Thursday Night
A 20 percent chance of rain before 11pm. Mostly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 47.
Friday Night
Partly cloudy, with a low around 33.
Saturday
Mostly sunny, with a high near 46.
Saturday Night
Partly cloudy, with a low around 32.
Sunday
Mostly sunny, with a high near 46.
Sunday Night
Mostly cloudy, with a low around 33.
Monday
Partly sunny, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
24 Miles SSW Salmon ID
 44.85°N 114.02°W (Elev. 6099 ft)
1:02 pm MST Dec 9, 2025
1pm MST Dec 9, 2025-6pm MST Dec 15, 2025
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database