Winter Weather Across Portions of the Mid-Atlantic; Heavy Rain Along the Gulf Coast and Southeast

A storm system will continue to slowly move through the Gulf Coast and Southeast U.S. over the next couple of days, bringing a heavy rainfall threat through the weekend. Isolated instances of flooding may occur. On the north side of this storm system, colder air will support areas of mixed wintry precipitation and light snow from the Tennessee Valley to the Mid-Atlantic Friday. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

light snow,mist

28°F

-2°C

Humidity 92%
Wind Speed N 0 MPH
Barometer 30.06 in (1017.95 mb)
Dewpoint 27°F (-3°C)
Visibility 1.50 mi
Last update 05 Dec 01:35 AM MST
Extended Forecast for

25 Miles SW Salmon ID

Winter Weather Advisory until December 5, 11:00am
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory until December 5, 11:00am

    NOW until 11:00am Fri

    Winter Weather Advisory

  • Overnight

    Low: 19 °F

    Snow Likely

  • Friday

    Friday: Snow, mainly after 11am. The snow could be heavy at times.  High near 25. West wind 10 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.

    High: 25 °F

    Heavy Snow

  • Friday Night

    Friday Night: Snow, mainly before 10pm. The snow could be heavy at times.  Areas of blowing snow after 8pm. Low around 19. Breezy, with a west wind 18 to 23 mph, with gusts as high as 44 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 19 °F

    Heavy Snow
    and Areas
    Blowing Snow

  • Saturday

    Saturday: Snow.  Patchy blowing snow before 8am. High near 21. Breezy, with a west wind 16 to 23 mph, with gusts as high as 44 mph.  Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.

    High: 21 °F

    Snow and
    Patchy
    Blowing Snow

  • Saturday Night

    Saturday Night: A 40 percent chance of snow before 11pm.  Mostly cloudy, with a low around 16. West southwest wind 13 to 15 mph, with gusts as high as 24 mph.  New snow accumulation of less than a half inch possible.

    Low: 16 °F

    Chance Snow
    then Mostly
    Cloudy

  • Sunday

    Sunday: A 30 percent chance of snow after 11am.  Partly sunny, with a high near 22. New snow accumulation of less than a half inch possible.

    High: 22 °F

    Chance Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 20. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Snow Likely
    then Chance
    Snow

  • Monday

    Monday: A slight chance of snow after 11am.  Mostly cloudy, with a high near 26.

    High: 26 °F

    Slight Chance
    Snow

Detailed Forecast

Overnight
Snow likely, mainly before 2am. Mostly cloudy, with a low around 19. West northwest wind around 10 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 2 to 4 inches possible.
Friday
Snow, mainly after 11am. The snow could be heavy at times. High near 25. West wind 10 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 7 inches possible.
Friday Night
Snow, mainly before 10pm. The snow could be heavy at times. Areas of blowing snow after 8pm. Low around 19. Breezy, with a west wind 18 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Saturday
Snow. Patchy blowing snow before 8am. High near 21. Breezy, with a west wind 16 to 23 mph, with gusts as high as 44 mph. Chance of precipitation is 80%. New snow accumulation of 2 to 4 inches possible.
Saturday Night
A 40 percent chance of snow before 11pm. Mostly cloudy, with a low around 16. West southwest wind 13 to 15 mph, with gusts as high as 24 mph. New snow accumulation of less than a half inch possible.
Sunday
A 30 percent chance of snow after 11am. Partly sunny, with a high near 22. New snow accumulation of less than a half inch possible.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 20. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Monday
A slight chance of snow after 11am. Mostly cloudy, with a high near 26.
Monday Night
Snow likely, mainly after 11pm. Patchy blowing snow after 3am. Cloudy, with a low around 24.
Tuesday
Snow. Patchy blowing snow before 2pm. Cloudy, with a high near 29.
Tuesday Night
Snow. Cloudy, with a low around 21.
Wednesday
Snow. Mostly cloudy, with a high near 27.
Wednesday Night
Snow likely. Mostly cloudy, with a low around 23.
Thursday
A chance of snow. Partly sunny, with a high near 27.
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ABOUT THIS FORECAST

 
Point Forecast:
25 Miles SW Salmon ID
 44.88°N 114.21°W (Elev. 8983 ft)
1:02 am MST Dec 5, 2025
1am MST Dec 5, 2025-6pm MST Dec 11, 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