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

Hazardous Weather Conditions

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

51°F

11°C

Humidity 64%
Wind Speed SE 3 MPH
Barometer NA
Dewpoint 39°F (4°C)
Visibility NA
Last update 07 Mar 08:00 PM MST
Extended Forecast for

9 Miles E St. Ignatius MT

Wind Advisory March 8, 11:00am until March 8, 11:00pm
Click here for hazard details and duration
Wind Advisory

  • Tonight

    Tonight: A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 28. Breezy, with a west wind 23 to 26 mph, with gusts as high as 38 mph. Total nighttime snow accumulation of 1 to 3 inches possible.

    Low: 28 °F

    Chance Snow
    and Breezy

  • Sunday

    Sunday: Snow likely, mainly after 11am. The snow could be heavy at times. Cloudy, with a high near 30. Windy, with a west southwest wind 31 to 41 mph, with gusts as high as 65 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.

    High: 30 °F

    Heavy Snow
    and Windy

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 16. Wind chill values as low as -4. Windy, with a west wind 39 to 41 mph, with gusts as high as 70 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 16 °F

    Heavy Snow
    and Windy

  • Monday

    Monday: Snow. High near 17. Wind chill values as low as -10. Windy, with a west wind 39 to 43 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 17 °F

    Snow and
    Windy

  • Monday Night

    Monday Night: Snow. Low around 12. Windy, with a west wind 29 to 34 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 12 °F

    Snow and
    Windy

  • Tuesday

    Tuesday: Snow. High near 15. Windy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.

    High: 15 °F

    Snow and
    Windy

  • Tuesday Night

    Tuesday Night: Snow. Low around 8. Windy. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 8 °F

    Snow and
    Windy

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 20. Breezy.

    High: 20 °F

    Snow and
    Breezy

  • Wednesday Night

    Wednesday Night: Snow. The snow could be heavy at times. Cloudy, with a low around 19. Windy.

    Low: 19 °F

    Heavy Snow
    and Windy

Detailed Forecast

Tonight
A 40 percent chance of snow, mainly before 11pm. Mostly cloudy, with a low around 28. Breezy, with a west wind 23 to 26 mph, with gusts as high as 38 mph. Total nighttime snow accumulation of 1 to 3 inches possible.
Sunday
Snow likely, mainly after 11am. The snow could be heavy at times. Cloudy, with a high near 30. Windy, with a west southwest wind 31 to 41 mph, with gusts as high as 65 mph. Chance of precipitation is 70%. New snow accumulation of 2 to 4 inches possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 16. Wind chill values as low as -4. Windy, with a west wind 39 to 41 mph, with gusts as high as 70 mph. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Monday
Snow. High near 17. Wind chill values as low as -10. Windy, with a west wind 39 to 43 mph, with gusts as high as 55 mph. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow. Low around 12. Windy, with a west wind 29 to 34 mph decreasing to 20 to 25 mph after midnight. Winds could gust as high as 50 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow. High near 15. Windy. Chance of precipitation is 90%. New snow accumulation of 1 to 3 inches possible.
Tuesday Night
Snow. Low around 8. Windy. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow. Cloudy, with a high near 20. Breezy.
Wednesday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 19. Windy.
Thursday
Snow. The snow could be heavy at times. Cloudy, with a high near 25. Windy.
Thursday Night
Snow. The snow could be heavy at times. Cloudy, with a low around 18. Windy.
Friday
Snow. Cloudy, with a high near 19. Windy.
Friday Night
Snow. Cloudy, with a low around 15. Breezy.
Saturday
Snow. The snow could be heavy at times. Cloudy, with a high near 19. Breezy.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E St. Ignatius MT
 47.31°N 113.9°W (Elev. 8199 ft)
Last Update:
1:00 pm MST Mar 7, 2026
Forecast Valid:
9pm MST Mar 7, 2026-6pm MDT Mar 14, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation