National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Late January Extreme Cold; Watching for Another East Coast Storm Threat This Weekend

Well below normal temperatures will continue for the eastern half of the Lower 48 this week. Another blast of arctic air will spread from the Plains through the East/Southeast Friday into Saturday with more record lows expected even into Florida. Forecasts are being monitored for increasing potential of another significant winter storm to impact the eastern United States this coming weekend. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

14°F

-10°C

Humidity 79%
Wind Speed SSE 5 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 9°F (-13°C)
Visibility 9.00 mi
Wind Chill6°F (-14°C)
Last update 27 Jan 02:56 AM MST
Extended Forecast for

25 Miles SW Salmon ID

  • Overnight

    Overnight: Partly cloudy, with a low around 11. Wind chill values as low as -2. West wind around 11 mph.

    Low: 11 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Sunny, with a high near 25. Wind chill values as low as -3. West wind around 10 mph.

    High: 25 °F

    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 17. Southwest wind around 11 mph.

    Low: 17 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A 20 percent chance of snow. Mostly cloudy, with a high near 22. West southwest wind around 11 mph, with gusts as high as 18 mph.

    High: 22 °F

    Slight Chance
    Snow

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 12. West wind around 10 mph.

    Low: 12 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 24.

    High: 24 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: A slight chance of snow after 11am. Mostly cloudy, with a high near 29.

    High: 29 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 21.

    Low: 21 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Partly cloudy, with a low around 11. Wind chill values as low as -2. West wind around 11 mph.
Tuesday
Sunny, with a high near 25. Wind chill values as low as -3. West wind around 10 mph.
Tuesday Night
Mostly cloudy, with a low around 17. Southwest wind around 11 mph.
Wednesday
A 20 percent chance of snow. Mostly cloudy, with a high near 22. West southwest wind around 11 mph, with gusts as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 12. West wind around 10 mph.
Thursday
Partly sunny, with a high near 24.
Thursday Night
Mostly cloudy, with a low around 17.
Friday
A slight chance of snow after 11am. Mostly cloudy, with a high near 29.
Friday Night
Mostly cloudy, with a low around 21.
Saturday
Partly sunny, with a high near 32.
Saturday Night
Mostly cloudy, with a low around 21.
Sunday
Partly sunny, with a high near 33.
Sunday Night
Mostly cloudy, with a low around 23.
Monday
A chance of snow. Partly sunny, with a high near 31.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
Last Update:
2:07 am MST Jan 27, 2026
Forecast Valid:
3am MST Jan 27, 2026-6pm MST Feb 2, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation