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

ST. IGNATIUS (SIGM)

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

NA

46°F

8°C

Humidity 54%
Wind Speed SE 7 MPH
Barometer NA
Dewpoint 30°F (-1°C)
Visibility NA
Wind Chill42°F (6°C)
Last update 04 Mar 01:00 AM MST
Extended Forecast for

9 Miles E St. Ignatius MT

  • Overnight

    Overnight: A 30 percent chance of snow after 4am. Mostly cloudy, with a low around 26. West southwest wind around 18 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.

    Low: 26 °F

    Chance Snow

  • Wednesday

    Wednesday: Snow, mainly after 9am. The snow could be heavy at times. High near 28. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.

    High: 28 °F

    Heavy Snow

  • Wednesday Night

    Wednesday Night: Snow, mainly before 2am. The snow could be heavy at times. Low around 19. West wind 18 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 12 to 18 inches possible.

    Low: 19 °F

    Heavy Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. High near 22. Breezy, with a west wind 22 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    High: 22 °F

    Heavy Snow
    and Breezy

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Low around 19. Breezy, with a west wind 23 to 28 mph decreasing to 17 to 22 mph in the evening. Winds could gust as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    Low: 19 °F

    Heavy Snow
    and Breezy

  • Friday

    Friday: Snow likely. Mostly cloudy, with a high near 22. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    High: 22 °F

    Snow Likely
    and Breezy

  • Friday Night

    Friday Night: A 50 percent chance of snow. Mostly cloudy, with a low around 19. Breezy. New snow accumulation of less than a half inch possible.

    Low: 19 °F

    Chance Snow
    and Breezy

  • Saturday

    Saturday: Snow likely. Cloudy, with a high near 28. Breezy.

    High: 28 °F

    Snow Likely
    and Breezy

  • Saturday Night

    Saturday Night: A chance of snow. Mostly cloudy, with a low around 27. Breezy.

    Low: 27 °F

    Chance Snow
    and Breezy

Detailed Forecast

Overnight
A 30 percent chance of snow after 4am. Mostly cloudy, with a low around 26. West southwest wind around 18 mph, with gusts as high as 25 mph. Total nighttime snow accumulation of less than a half inch possible.
Wednesday
Snow, mainly after 9am. The snow could be heavy at times. High near 28. Southwest wind 14 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New snow accumulation of 7 to 11 inches possible.
Wednesday Night
Snow, mainly before 2am. The snow could be heavy at times. Low around 19. West wind 18 to 21 mph, with gusts as high as 30 mph. Chance of precipitation is 90%. New snow accumulation of 12 to 18 inches possible.
Thursday
Snow. The snow could be heavy at times. High near 22. Breezy, with a west wind 22 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Low around 19. Breezy, with a west wind 23 to 28 mph decreasing to 17 to 22 mph in the evening. Winds could gust as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Friday
Snow likely. Mostly cloudy, with a high near 22. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Friday Night
A 50 percent chance of snow. Mostly cloudy, with a low around 19. Breezy. New snow accumulation of less than a half inch possible.
Saturday
Snow likely. Cloudy, with a high near 28. Breezy.
Saturday Night
A chance of snow. Mostly cloudy, with a low around 27. Breezy.
Sunday
Snow likely, mainly after 11am. Mostly cloudy, with a high near 34. Windy.
Sunday Night
Snow. Cloudy, with a low around 24. Windy.
Monday
Snow. Cloudy, with a high near 27. Windy.
Monday Night
Snow. Cloudy, with a low around 14. Windy.
Tuesday
Snow. Cloudy, with a high near 18. Windy.
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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:
1:11 am MST Mar 4, 2026
Forecast Valid:
2am MST Mar 4, 2026-6pm MDT Mar 10, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database

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High Temperature

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Chance of Precipitation