Heavy Rain and Mountain Snow Lingers in California; Winter Storm Impacting the Great Lakes and Northeast U.S.

An atmospheric river will wind down through today across California with lingering heavy rainfall, heavy mountain snow, and gusty winds. A wintry mix of freezing rain, sleet, and snow will cause hazardous travel conditions for the Great Lakes into the northern Mid-Atlantic and southern New England today through Saturday morning. Areas of tree damage and power outages are possible. Read More >

Current conditions at

Salmon, Lemhi County Airport (KSMN)

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

Overcast

39°F

4°C

Humidity 55%
Wind Speed SW 10 MPH
Barometer 29.59 in (1002.03 mb)
Dewpoint 25°F (-4°C)
Visibility 10.00 mi
Wind Chill32°F (0°C)
Last update 27 Dec 03:41 AM MST
Extended Forecast for

25 Miles SW Salmon ID

Winter Weather Advisory December 27, 03:56am until December 27, 08:00pm
Click here for hazard details and duration
Winter Weather Advisory
  •  
    Winter Weather Advisory December 27, 03:56am until December 27, 08:00pm

    NOW until 8:00pm Sat

    Winter Weather Advisory

  • Overnight

    Low: 6 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday

    Saturday: Snow likely, mainly after 8am. The snow could be heavy at times.  Widespread blowing snow, mainly before 8am. Mostly cloudy, with a temperature falling to around 4 by 5pm. Wind chill values as low as -15. Breezy, with a west wind 18 to 28 mph, with gusts as high as 39 mph.  Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.

    High: 13 °F

    Heavy Snow
    and Blowing
    Snow

  • Saturday Night

    Saturday Night: Mostly cloudy, then gradually becoming mostly clear, with a low around -5. Wind chill values as low as -22. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.

    Low: -5 °F

    Decreasing
    Clouds

  • Sunday

    Sunday: Sunny, with a high near 12. Wind chill values as low as -18. West wind 5 to 9 mph.

    High: 12 °F

    Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 3. West wind 5 to 8 mph.

    Low: 3 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 22.

    High: 22 °F

    Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 12.

    Low: 12 °F

    Partly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 25.

    High: 25 °F

    Partly Sunny

Detailed Forecast

Overnight
Snow likely, mainly after 4am. The snow could be heavy at times. Widespread blowing snow. Mostly cloudy, with a low around 6. Wind chill values as low as -10. Windy, with a west southwest wind around 30 mph, with gusts as high as 50 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 1 to 3 inches possible.
Saturday
Snow likely, mainly after 8am. The snow could be heavy at times. Widespread blowing snow, mainly before 8am. Mostly cloudy, with a temperature falling to around 4 by 5pm. Wind chill values as low as -15. Breezy, with a west wind 18 to 28 mph, with gusts as high as 39 mph. Chance of precipitation is 70%. New snow accumulation of 3 to 5 inches possible.
Saturday Night
Mostly cloudy, then gradually becoming mostly clear, with a low around -5. Wind chill values as low as -22. Northwest wind 9 to 14 mph, with gusts as high as 24 mph.
Sunday
Sunny, with a high near 12. Wind chill values as low as -18. West wind 5 to 9 mph.
Sunday Night
Mostly clear, with a low around 3. West wind 5 to 8 mph.
Monday
Sunny, with a high near 22.
Monday Night
Partly cloudy, with a low around 12.
Tuesday
Partly sunny, with a high near 25.
Tuesday Night
Partly cloudy, with a low around 15.
Wednesday
Mostly sunny, with a high near 29.
Wednesday Night
Mostly clear, with a low around 16.
New Year's Day
Mostly sunny, with a high near 28.
Thursday Night
A slight chance of snow. Mostly cloudy, with a low around 19.
Friday
A chance of snow. Mostly cloudy, with a high near 25.
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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 27, 2025
3am MST Dec 27, 2025-6pm MST Jan 2, 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