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

Snow Squalls May Impact the Northeast on Thursday; Dangerously Cold Arctic Air Impact the North-Central US

Snow showers and snow squalls are likely to develop across the Northeast on Thursday. Lake effect snow will persist downwind of the Great Lakes. An arctic blast will bring frigid temperatures, gusty winds and dangerous wind chills to the Northern Plains before expanding to the South and East. A major winter storm will begin impacting the Southern Plains and Lower Mississippi Valley Friday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

7°F

-14°C

Humidity 84%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 3°F (-16°C)
Visibility 10.00 mi
Last update 22 Jan 03:35 AM MST
Extended Forecast for

21 Miles SE Salmon ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 17. East northeast wind around 5 mph.

    Low: 17 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 29. East wind around 5 mph becoming light and variable.

    High: 29 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 15. East wind 7 to 17 mph, with gusts as high as 30 mph.

    Low: 15 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 22. East northeast wind 5 to 7 mph becoming light and variable.

    High: 22 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around 6. Northeast wind 5 to 8 mph becoming calm in the evening.

    Low: 6 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 9.

    Low: 9 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 27.

    High: 27 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 13.

    Low: 13 °F

    Mostly Clear

Detailed Forecast

Overnight
Mostly cloudy, with a low around 17. East northeast wind around 5 mph.
Thursday
Partly sunny, with a high near 29. East wind around 5 mph becoming light and variable.
Thursday Night
Mostly cloudy, with a low around 15. East wind 7 to 17 mph, with gusts as high as 30 mph.
Friday
Mostly sunny, with a high near 22. East northeast wind 5 to 7 mph becoming light and variable.
Friday Night
Mostly clear, with a low around 6. Northeast wind 5 to 8 mph becoming calm in the evening.
Saturday
Sunny, with a high near 19.
Saturday Night
Mostly clear, with a low around 9.
Sunday
Sunny, with a high near 27.
Sunday Night
Mostly clear, with a low around 13.
Monday
Mostly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 19.
Tuesday
Mostly sunny, with a high near 33.
Tuesday Night
Mostly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 35.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
21 Miles SE Salmon ID
 44.94°N 113.61°W (Elev. 6296 ft)
Last Update:
2:07 am MST Jan 22, 2026
Forecast Valid:
3am MST Jan 22, 2026-6pm MST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation