Tracking Late December Winter Storm Expected to Impact the Northern Plains through the Northeast U.S.

A winter storm system will rapidly intensify over the Midwest on Sunday and track through the Great Lakes on Monday. Periods of heavy snow are anticipated across the Upper Great Lakes late Sunday and continuing into Monday. At least 1/10 inch of ice accumulation is expected from a wintry mix across much of the interior Northeast U.S. starting Sunday afternoon. Read More >

Current conditions at

RONAN (RONM8)

Lat: 47.53639°NLon: 114.09889°WElev: 3068.0ft.

NA

10°F

-12°C

Humidity 86%
Wind Speed SE 1 MPH
Barometer NA
Dewpoint 7°F (-14°C)
Visibility NA
Last update 28 Dec 07:31 AM MST
Extended Forecast for

9 Miles W St. Ignatius MT

  • Today

    Today: Sunny, with a high near 28. Calm wind.

    High: 28 °F

    Sunny

  • Tonight

    Tonight: Increasing clouds, with a low around 16. Calm wind.

    Low: 16 °F

    Increasing
    Clouds

  • Monday

    Monday: Partly sunny, with a high near 33. Calm wind.

    High: 33 °F

    Partly Sunny

  • Monday Night

    Monday Night: Patchy fog after 2am.  Otherwise, mostly cloudy, with a low around 19. Calm wind.

    Low: 19 °F

    Mostly Cloudy
    then Patchy
    Fog

  • Tuesday

    Tuesday: Patchy fog before 11am.  Otherwise, partly sunny, with a high near 36. Calm wind.

    High: 36 °F

    Patchy Fog
    then Partly
    Sunny

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 22.

    Low: 22 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 40.

    High: 40 °F

    Mostly Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 24.

    Low: 24 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

Detailed Forecast

Today
Sunny, with a high near 28. Calm wind.
Tonight
Increasing clouds, with a low around 16. Calm wind.
Monday
Partly sunny, with a high near 33. Calm wind.
Monday Night
Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 19. Calm wind.
Tuesday
Patchy fog before 11am. Otherwise, partly sunny, with a high near 36. Calm wind.
Tuesday Night
Mostly cloudy, with a low around 22.
Wednesday
Mostly sunny, with a high near 40.
Wednesday Night
Partly cloudy, with a low around 24.
New Year's Day
Mostly cloudy, with a high near 42.
Thursday Night
Mostly cloudy, with a low around 28.
Friday
A chance of rain and snow. Mostly cloudy, with a high near 43.
Friday Night
A chance of rain and snow. Mostly cloudy, with a low around 27.
Saturday
A chance of rain and snow. Mostly cloudy, with a high near 40.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles W St. Ignatius MT
 47.33°N 114.28°W (Elev. 2789 ft)
1:02 am MST Dec 28, 2025
8am MST Dec 28, 2025-6pm MST Jan 3, 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