Winter Storm in the Central Appalachians through the Northeast; Heavy Snow in the Great Basin and Rockies

A winter storm will impact the central Appalachians to the Northeast through the night. Accumulating snow is expected for interior New England and the northern Mid-Atlantic. Scattered showers and occasional thunderstorms will persist across Florida and the Southeast coast. Locally heavy mountain snow is expected in the Great Basin and Rockies over the next couple of days. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

29°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.13 in (1020.32 mb)
Dewpoint 27°F (-3°C)
Visibility 10.00 mi
Last update 02 Dec 11:56 PM MST
Extended Forecast for

12 Miles SSW Salmon ID

  • Overnight

    Overnight: Mostly cloudy, with a low around 22. Light north northwest wind.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 36. Calm wind becoming east northeast around 5 mph.

    High: 36 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 23. South southwest wind 3 to 5 mph.

    Low: 23 °F

    Partly Cloudy

  • Thursday

    Thursday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 38. Southwest wind around 7 mph.

    High: 38 °F

    Slight Chance
    Snow

  • Thursday Night

    Thursday Night: A 40 percent chance of snow.  Mostly cloudy, with a low around 29. West southwest wind around 6 mph.  New snow accumulation of less than a half inch possible.

    Low: 29 °F

    Chance Snow

  • Friday

    Friday: A chance of snow before 11am, then rain likely, possibly mixed with snow.  Snow level rising to 5200 feet in the afternoon. Mostly cloudy, with a high near 41. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 41 °F

    Rain/Snow
    Likely

  • Friday Night

    Friday Night: Rain, possibly mixed with snow before 11pm, then rain and snow likely, possibly mixed with freezing rain.  Snow level 5700 feet. Low around 33. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    Low: 33 °F

    Wintry Mix

  • Saturday

    Saturday: Rain and snow likely, possibly mixed with freezing rain before 2pm, then rain likely between 2pm and 5pm, then rain likely, possibly mixed with snow after 5pm.  Snow level 5400 feet. Mostly cloudy, with a high near 43.

    High: 43 °F

    Wintry Mix
    Likely

  • Saturday Night

    Saturday Night: A chance of rain and snow before 2am, then a slight chance of snow.  Snow level 5500 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 28.

    Low: 28 °F

    Chance
    Rain/Snow

Detailed Forecast

Overnight
Mostly cloudy, with a low around 22. Light north northwest wind.
Wednesday
Sunny, with a high near 36. Calm wind becoming east northeast around 5 mph.
Wednesday Night
Partly cloudy, with a low around 23. South southwest wind 3 to 5 mph.
Thursday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 38. Southwest wind around 7 mph.
Thursday Night
A 40 percent chance of snow. Mostly cloudy, with a low around 29. West southwest wind around 6 mph. New snow accumulation of less than a half inch possible.
Friday
A chance of snow before 11am, then rain likely, possibly mixed with snow. Snow level rising to 5200 feet in the afternoon. Mostly cloudy, with a high near 41. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Rain, possibly mixed with snow before 11pm, then rain and snow likely, possibly mixed with freezing rain. Snow level 5700 feet. Low around 33. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Saturday
Rain and snow likely, possibly mixed with freezing rain before 2pm, then rain likely between 2pm and 5pm, then rain likely, possibly mixed with snow after 5pm. Snow level 5400 feet. Mostly cloudy, with a high near 43.
Saturday Night
A chance of rain and snow before 2am, then a slight chance of snow. Snow level 5500 feet lowering to 4600 feet after midnight . Mostly cloudy, with a low around 28.
Sunday
A slight chance of rain and snow after 11am. Snow level rising to 5300 feet in the afternoon. Mostly cloudy, with a high near 42.
Sunday Night
A chance of rain and snow. Snow level 5500 feet lowering to 4700 feet after midnight . Mostly cloudy, with a low around 28.
Monday
Partly sunny, with a high near 42.
Monday Night
A slight chance of rain and snow. Snow level 5000 feet. Mostly cloudy, with a low around 31.
Tuesday
A chance of rain and snow. Snow level 5100 feet rising to 6600 feet in the afternoon. Mostly cloudy, with a high near 45.
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ABOUT THIS FORECAST

 
Point Forecast:
12 Miles SSW Salmon ID
 45.01°N 113.96°W (Elev. 4600 ft)
6:45 pm MST Dec 2, 2025
12am MST Dec 3, 2025-6pm MST Dec 9, 2025
 
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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