Another Arctic Blast in the East; Eastern U.S. Winter Storm

A powerful Arctic blast will bring dangerously cold, record low temperatures to the upper Ohio Valley, Mid-Atlantic, Gulf Coast and Southeast U.S. this weekend. A rapidly deepening storm will produce widespread heavy snow and wind from the southern Appalachians across the Carolinas and southern Virginia into Sunday. Storm-force winds and coastal flooding will be possible along the East Coast. Read More >

Current conditions at

Ravalli County Airport (KHRF)

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

Clear

39°F

4°C

Humidity 64%
Wind Speed SSW 9 MPH
Barometer 30.15 in (1021.0 mb)
Dewpoint 28°F (-2°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 01 Feb 03:35 AM MST
Extended Forecast for

4 Miles NW Darby MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 34. South wind around 5 mph.

    Low: 34 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 56. South southeast wind 6 to 9 mph, with gusts as high as 23 mph.

    High: 56 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: A slight chance of rain, mixing with snow after 9pm, then gradually ending.  Partly cloudy, with a low around 32. West southwest wind 5 to 8 mph becoming south southeast after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 20%.

    Low: 32 °F

    Slight Chance
    Rain/Snow
    then Mostly
    Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 44. Southwest wind around 5 mph.

    High: 44 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 33. Southwest wind 3 to 5 mph.

    Low: 33 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 49.

    High: 49 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 34.

    Low: 34 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Partly sunny, with a high near 52.

    High: 52 °F

    Partly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 33.

    Low: 33 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 34. South wind around 5 mph.
Sunday
Mostly sunny, with a high near 56. South southeast wind 6 to 9 mph, with gusts as high as 23 mph.
Sunday Night
A slight chance of rain, mixing with snow after 9pm, then gradually ending. Partly cloudy, with a low around 32. West southwest wind 5 to 8 mph becoming south southeast after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 20%.
Monday
Mostly sunny, with a high near 44. Southwest wind around 5 mph.
Monday Night
Mostly cloudy, with a low around 33. Southwest wind 3 to 5 mph.
Tuesday
Partly sunny, with a high near 49.
Tuesday Night
Mostly cloudy, with a low around 34.
Wednesday
Partly sunny, with a high near 52.
Wednesday Night
Partly cloudy, with a low around 33.
Thursday
Sunny, with a high near 55.
Thursday Night
Mostly clear, with a low around 32.
Friday
Sunny, with a high near 53.
Friday Night
Partly cloudy, with a low around 32.
Saturday
Mostly sunny, with a high near 50.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NW Darby MT
 46.06°N 114.23°W (Elev. 4304 ft)
1:12 am MST Feb 1, 2026
3am MST Feb 1, 2026-6pm MST Feb 7, 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