Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Partly Cloudy

21°F

-6°C

Humidity 73%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 14°F (-10°C)
Visibility 10.00 mi
Last update 21 Feb 03:56 AM MST
Extended Forecast for

25 Miles SW Salmon ID

  • Today

    Today: Partly sunny, then gradually becoming sunny, with a high near 21. Wind chill values as low as -8. South southwest wind 11 to 14 mph, with gusts as high as 25 mph.

    High: 21 °F

    Becoming
    Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 12. Wind chill values as low as -2. South wind around 14 mph, with gusts as high as 23 mph.

    Low: 12 °F

    Mostly Cloudy

  • Sunday

    Sunday: Sunny, with a high near 30. Wind chill values as low as -1. South wind 14 to 16 mph, with gusts as high as 29 mph.

    High: 30 °F

    Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 19. South southwest wind around 15 mph, with gusts as high as 26 mph.

    Low: 19 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 32. South southwest wind 14 to 18 mph, with gusts as high as 32 mph.

    High: 32 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 50 percent chance of snow, mainly after 11pm.  Cloudy, with a low around 26. New snow accumulation of less than one inch possible.

    Low: 26 °F

    Chance Snow

  • Tuesday

    Tuesday: Snow.  High near 30. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 30 °F

    Snow

  • Tuesday Night

    Tuesday Night: Snow.  Mostly cloudy, with a low around 20. Breezy.

    Low: 20 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: A chance of snow, mainly before 11am.  Partly sunny, with a high near 24. Breezy.

    High: 24 °F

    Chance Snow
    and Breezy

Detailed Forecast

Today
Partly sunny, then gradually becoming sunny, with a high near 21. Wind chill values as low as -8. South southwest wind 11 to 14 mph, with gusts as high as 25 mph.
Tonight
Mostly cloudy, with a low around 12. Wind chill values as low as -2. South wind around 14 mph, with gusts as high as 23 mph.
Sunday
Sunny, with a high near 30. Wind chill values as low as -1. South wind 14 to 16 mph, with gusts as high as 29 mph.
Sunday Night
Partly cloudy, with a low around 19. South southwest wind around 15 mph, with gusts as high as 26 mph.
Monday
Partly sunny, with a high near 32. South southwest wind 14 to 18 mph, with gusts as high as 32 mph.
Monday Night
A 50 percent chance of snow, mainly after 11pm. Cloudy, with a low around 26. New snow accumulation of less than one inch possible.
Tuesday
Snow. High near 30. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Tuesday Night
Snow. Mostly cloudy, with a low around 20. Breezy.
Wednesday
A chance of snow, mainly before 11am. Partly sunny, with a high near 24. Breezy.
Wednesday Night
A slight chance of snow. Partly cloudy, with a low around 14. Breezy.
Thursday
A slight chance of snow. Mostly sunny, with a high near 28. Breezy.
Thursday Night
A chance of snow. Partly cloudy, with a low around 19. Breezy.
Friday
A chance of snow. Partly sunny, with a high near 30. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
1:01 am MST Feb 21, 2026
4am MST Feb 21, 2026-6pm MST Feb 27, 2026
 
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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