Lake Effect Snow in the Lower Great Lakes; Rain and High Elevation Snow in the West

Lake-effect snow will continue downwind of Lakes Erie and Ontario through Friday. In the Western U.S., rain and higher elevation snow will continue over the Great Basin through Friday. A front will move over the Pacific Northwest Thursday afternoon and produce light rain and higher elevation snow over the Cascades through Saturday. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

Lat: 47.31333°NLon: 114.09806°WElev: 2990.0ft.

NA

31°F

-1°C

Humidity 90%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint 29°F (-2°C)
Visibility NA
Wind Chill27°F (-3°C)
Last update 11 Feb 07:00 PM MST
Extended Forecast for

9 Miles E St. Ignatius MT

  • Tonight

    Tonight: Mostly clear, with a low around 15. West wind 10 to 14 mph, with gusts as high as 18 mph.

    Low: 15 °F

    Mostly Clear

  • Thursday

    Thursday: Mostly sunny, with a high near 25. Wind chill values as low as zero. West wind around 14 mph, with gusts as high as 23 mph.

    High: 25 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly cloudy, with a low around 17. West wind around 15 mph, with gusts as high as 21 mph.

    Low: 17 °F

    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 26. West wind 14 to 16 mph, with gusts as high as 25 mph.

    High: 26 °F

    Partly Sunny

  • Friday Night

    Friday Night: A 50 percent chance of snow after 11pm.  Cloudy, with a low around 22. West wind around 16 mph, with gusts as high as 24 mph.  New snow accumulation of around an inch possible.

    Low: 22 °F

    Chance Snow

  • Saturday

    Saturday: Snow.  High near 25. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 25 °F

    Snow

  • Saturday Night

    Saturday Night: Snow.  Low around 22. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow

  • Sunday

    Sunday: Snow.  Cloudy, with a high near 25.

    High: 25 °F

    Snow

  • Sunday Night

    Sunday Night: Snow likely, mainly before 11pm.  Mostly cloudy, with a low around 20.

    Low: 20 °F

    Snow Likely

Detailed Forecast

Tonight
Mostly clear, with a low around 15. West wind 10 to 14 mph, with gusts as high as 18 mph.
Thursday
Mostly sunny, with a high near 25. Wind chill values as low as zero. West wind around 14 mph, with gusts as high as 23 mph.
Thursday Night
Mostly cloudy, with a low around 17. West wind around 15 mph, with gusts as high as 21 mph.
Friday
Partly sunny, with a high near 26. West wind 14 to 16 mph, with gusts as high as 25 mph.
Friday Night
A 50 percent chance of snow after 11pm. Cloudy, with a low around 22. West wind around 16 mph, with gusts as high as 24 mph. New snow accumulation of around an inch possible.
Saturday
Snow. High near 25. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Saturday Night
Snow. Low around 22. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Sunday
Snow. Cloudy, with a high near 25.
Sunday Night
Snow likely, mainly before 11pm. Mostly cloudy, with a low around 20.
Washington's Birthday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 26.
Monday Night
Snow likely. Mostly cloudy, with a low around 19.
Tuesday
Snow. Cloudy, with a high near 21.
Tuesday Night
Snow likely. Mostly cloudy, with a low around 15.
Wednesday
Snow. Mostly cloudy, with a high near 22.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E St. Ignatius MT
 47.31°N 113.9°W (Elev. 8199 ft)
1:01 pm MST Feb 11, 2026
8pm MST Feb 11, 2026-6pm MST Feb 18, 2026
 
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