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

10°F

-12°C

Humidity 78%
Wind Speed N 0 MPH
Barometer 30.21 in (1023.03 mb)
Dewpoint 5°F (-15°C)
Visibility 10.00 mi
Last update 21 Jan 10:20 PM MST
Extended Forecast for

25 Miles SW Salmon ID

  • Tonight

    Tonight: Partly cloudy, with a low around 13. West northwest wind around 9 mph.

    Low: 13 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 23. Northwest wind 6 to 8 mph.

    High: 23 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 7. Wind chill values as low as -4. West northwest wind around 8 mph.

    Low: 7 °F

    Mostly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 14. Wind chill values as low as -8. West northwest wind 9 to 14 mph, with gusts as high as 22 mph.

    High: 14 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly clear, with a low around -1. West northwest wind 8 to 14 mph, with gusts as high as 23 mph.

    Low: -1 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 15.

    High: 15 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 5.

    Low: 5 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny, with a high near 19.

    High: 19 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 7.

    Low: 7 °F

    Mostly Clear

Detailed Forecast

Tonight
Partly cloudy, with a low around 13. West northwest wind around 9 mph.
Thursday
Partly sunny, with a high near 23. Northwest wind 6 to 8 mph.
Thursday Night
Mostly cloudy, with a low around 7. Wind chill values as low as -4. West northwest wind around 8 mph.
Friday
Mostly sunny, with a high near 14. Wind chill values as low as -8. West northwest wind 9 to 14 mph, with gusts as high as 22 mph.
Friday Night
Mostly clear, with a low around -1. West northwest wind 8 to 14 mph, with gusts as high as 23 mph.
Saturday
Sunny, with a high near 15.
Saturday Night
Mostly clear, with a low around 5.
Sunday
Sunny, with a high near 19.
Sunday Night
Mostly clear, with a low around 7.
Monday
Mostly sunny, with a high near 22.
Monday Night
Mostly cloudy, with a low around 12.
Tuesday
Mostly sunny, with a high near 25.
Tuesday Night
Mostly cloudy, with a low around 15.
Wednesday
Partly sunny, with a high near 29.
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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:
2:06 pm MST Jan 21, 2026
Forecast Valid:
10pm MST Jan 21, 2026-6pm MST Jan 28, 2026
 
Forecast Discussion
 
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Additional Resources

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