National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Winter Storm Bringing Widespread Hazardous Weather to the Eastern U.S.

A rapidly-intensifying winter storm continues to bring heavy snow, high winds, and blizzard conditions over the Upper Midwest and Great Lakes through today. An Arctic front will lead in a period of gusty to high winds and sharply colder temperatures over the entire eastern U.S. Heavy lake effect snow is then expected from Lakes Erie and Ontario through New Year's Day. Read More >

Current conditions at

RONAN (RONM8)

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

NA

24°F

-4°C

Humidity 74%
Wind Speed N 0 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Last update 29 Dec 08:31 AM MST
Extended Forecast for

9 Miles E St. Ignatius MT

  • Today

    Today: Mostly sunny, with a high near 18. West wind 7 to 9 mph.

    High: 18 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 11. Wind chill values as low as zero. West wind 7 to 9 mph.

    Low: 11 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 26. West northwest wind 8 to 10 mph.

    High: 26 °F

    Mostly Sunny

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 16. West southwest wind 8 to 11 mph.

    Low: 16 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 25. West southwest wind 7 to 11 mph.

    High: 25 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Partly cloudy, with a low around 15.

    Low: 15 °F

    Partly Cloudy

  • New Year's Day

    New Year's Day: Mostly cloudy, with a high near 21.

    High: 21 °F

    Mostly Cloudy

  • Thursday Night

    Thursday Night: A slight chance of snow after 11pm. Cloudy, with a low around 19.

    Low: 19 °F

    Slight Chance
    Snow

  • Friday

    Friday: Snow likely, mainly after 11am. Cloudy, with a high near 24.

    High: 24 °F

    Snow Likely

Detailed Forecast

Today
Mostly sunny, with a high near 18. West wind 7 to 9 mph.
Tonight
Mostly cloudy, with a low around 11. Wind chill values as low as zero. West wind 7 to 9 mph.
Tuesday
Mostly sunny, with a high near 26. West northwest wind 8 to 10 mph.
Tuesday Night
Partly cloudy, with a low around 16. West southwest wind 8 to 11 mph.
Wednesday
Sunny, with a high near 25. West southwest wind 7 to 11 mph.
Wednesday Night
Partly cloudy, with a low around 15.
New Year's Day
Mostly cloudy, with a high near 21.
Thursday Night
A slight chance of snow after 11pm. Cloudy, with a low around 19.
Friday
Snow likely, mainly after 11am. Cloudy, with a high near 24.
Friday Night
A chance of snow. Mostly cloudy, with a low around 19.
Saturday
Snow likely. Mostly cloudy, with a high near 23.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 17.
Sunday
A chance of snow. Mostly cloudy, with a high near 21.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E St. Ignatius MT
 47.31°N 113.9°W (Elev. 8199 ft)
Last Update:
1:02 am MST Dec 29, 2025
Forecast Valid:
9am MST Dec 29, 2025-6pm MST Jan 4, 2026
 
Forecast Discussion
 
Get as KML Get as XML

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation