Prolonged Extreme Cold; Eastern U.S. Winter Storm

Another Arctic blast will surge south across the northern Plains tonight, crossing the Midwest and reaching the Gulf Coast Friday night. Dangerously cold temperatures will persist across the eastern U.S. into early February. There is increasing confidence for significant heavy snow across much of the Southern Appalachians, Carolinas, and southern Mid-Atlantic Friday into Sunday. Read More >

Current conditions at

Ravalli County Airport (KHRF)

Lat: 46.25463°NLon: 114.1246°WElev: 3644.0ft.

Overcast

41°F

5°C

Humidity 56%
Wind Speed SSW 9 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill35°F (2°C)
Last update 29 Jan 09:35 AM MST
Extended Forecast for

14 Miles ENE Darby MT

  • Today

    Today: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 28. Southwest wind around 7 mph.

    High: 28 °F

    Slight Chance
    Snow

  • Tonight

    Tonight: Mostly cloudy, with a low around 22. South wind around 6 mph.

    Low: 22 °F

    Mostly Cloudy

  • Friday

    Friday: A 20 percent chance of snow after 11am.  Mostly cloudy, with a high near 33. South southwest wind 7 to 9 mph, with gusts as high as 22 mph.

    High: 33 °F

    Slight Chance
    Snow

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 26. Southwest wind around 10 mph, with gusts as high as 22 mph.

    Low: 26 °F

    Mostly Cloudy

  • Saturday

    Saturday: Partly sunny, with a high near 35. South southwest wind 6 to 8 mph.

    High: 35 °F

    Partly Sunny

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Sunday

    Sunday: Partly sunny, with a high near 38.

    High: 38 °F

    Partly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 26.

    Low: 26 °F

    Mostly Cloudy

  • Monday

    Monday: A chance of snow.  Partly sunny, with a high near 31.

    High: 31 °F

    Chance Snow

Detailed Forecast

Today
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 28. Southwest wind around 7 mph.
Tonight
Mostly cloudy, with a low around 22. South wind around 6 mph.
Friday
A 20 percent chance of snow after 11am. Mostly cloudy, with a high near 33. South southwest wind 7 to 9 mph, with gusts as high as 22 mph.
Friday Night
Mostly cloudy, with a low around 26. Southwest wind around 10 mph, with gusts as high as 22 mph.
Saturday
Partly sunny, with a high near 35. South southwest wind 6 to 8 mph.
Saturday Night
Mostly cloudy, with a low around 26.
Sunday
Partly sunny, with a high near 38.
Sunday Night
Mostly cloudy, with a low around 26.
Monday
A chance of snow. Partly sunny, with a high near 31.
Monday Night
Mostly cloudy, with a low around 21.
Tuesday
Partly sunny, with a high near 31.
Tuesday Night
Partly cloudy, with a low around 21.
Wednesday
Mostly sunny, with a high near 36.
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ABOUT THIS FORECAST

 
Point Forecast:
14 Miles ENE Darby MT
 46.09°N 113.9°W (Elev. 7303 ft)
2:06 am MST Jan 29, 2026
9am MST Jan 29, 2026-6pm MST Feb 4, 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