Snow in the Rockies; Showers and Thunderstorms Along the Gulf Coast; Potential Winter Storm for Northern Mid-Atlantic and Interior New England

A winter-like pattern will continue over much of the Lower 48 over the next few days, with snow stretching from the Rockies today into the Middle Mississippi Valley on Monday. Showers and thunderstorms will develop along the Gulf Coast and Southeast on Monday. As the storm moves northward late Monday into Tuesday, winter weather is possible from the Central Appalachians to Interior New England. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Clear

16°F

-9°C

Humidity 85%
Wind Speed N 0 MPH
Barometer 30.23 in (1023.71 mb)
Dewpoint 12°F (-11°C)
Visibility 10.00 mi
Last update 01 Dec 12:20 AM MST
Extended Forecast for

4 Miles S Salmon ID

  • Overnight

    Overnight: Partly cloudy, with a low around 14. Calm wind.

    Low: 14 °F

    Partly Cloudy

  • Monday

    Monday: Partly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Partly Sunny

  • Monday Night

    Monday Night: A 20 percent chance of snow after 11pm.  Mostly cloudy, with a low around 24. Light south wind.

    Low: 24 °F

    Slight Chance
    Snow

  • Tuesday

    Tuesday: A chance of snow before 2pm, then a chance of rain.  Mostly cloudy, with a high near 38. Calm wind becoming northwest around 5 mph in the afternoon.  Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.

    High: 38 °F

    Chance Snow
    then Chance
    Rain/Snow

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 18. North northwest wind around 6 mph becoming calm  after midnight.

    Low: 18 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Patchy freezing fog before 9am. Mostly sunny, with a high near 36.

    High: 36 °F

    Patchy
    Freezing Fog
    then Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 16.

    Low: 16 °F

    Partly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 37.

    High: 37 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A slight chance of snow after 11pm.  Snow level 4200 feet. Mostly cloudy, with a low around 24.

    Low: 24 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Partly cloudy, with a low around 14. Calm wind.
Monday
Partly sunny, with a high near 36. Calm wind.
Monday Night
A 20 percent chance of snow after 11pm. Mostly cloudy, with a low around 24. Light south wind.
Tuesday
A chance of snow before 2pm, then a chance of rain. Mostly cloudy, with a high near 38. Calm wind becoming northwest around 5 mph in the afternoon. Chance of precipitation is 40%. New snow accumulation of less than a half inch possible.
Tuesday Night
Mostly cloudy, with a low around 18. North northwest wind around 6 mph becoming calm after midnight.
Wednesday
Patchy freezing fog before 9am. Mostly sunny, with a high near 36.
Wednesday Night
Partly cloudy, with a low around 16.
Thursday
Partly sunny, with a high near 37.
Thursday Night
A slight chance of snow after 11pm. Snow level 4200 feet. Mostly cloudy, with a low around 24.
Friday
A chance of snow before 8am, then a chance of rain and snow. Snow level 4500 feet rising to 5400 feet in the afternoon. Mostly cloudy, with a high near 42.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Saturday
A chance of rain and snow. Snow level 5000 feet. Mostly cloudy, with a high near 42.
Saturday Night
A slight chance of rain and snow. Snow level 4800 feet lowering to 4000 feet after midnight . Mostly cloudy, with a low around 22.
Sunday
A slight chance of rain and snow. Partly sunny, with a high near 39.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles S Salmon ID
 45.12°N 113.89°W (Elev. 4035 ft)
1:02 pm MST Nov 30, 2025
12am MST Dec 1, 2025-6pm MST Dec 7, 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