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

48°F

9°C

Humidity 62%
Wind Speed S 6 MPH
Barometer NA
Dewpoint 36°F (2°C)
Visibility NA
Wind Chill45°F (7°C)
Last update 03 Apr 02:00 PM MDT
Extended Forecast for

9 Miles E St. Ignatius MT

  • Tonight

    Tonight: Mostly cloudy, then gradually becoming mostly clear, with a low around 17. West wind 11 to 21 mph, with gusts as high as 31 mph.

    Low: 17 °F

    Decreasing
    Clouds

  • Saturday

    Saturday: Sunny, with a high near 33. West wind 13 to 17 mph, with gusts as high as 28 mph.

    High: 33 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 23. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.

    Low: 23 °F

    Mostly Clear

  • Sunday

    Sunday: Mostly sunny, with a high near 40. South southwest wind 13 to 17 mph, with gusts as high as 22 mph.

    High: 40 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 25. West wind 14 to 21 mph becoming south southeast after midnight. Winds could gust as high as 26 mph.

    Low: 25 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 42.

    High: 42 °F

    Mostly Cloudy

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 28. Breezy.

    Low: 28 °F

    Mostly Cloudy
    then Mostly
    Cloudy and
    Breezy

  • Tuesday

    Tuesday: A chance of snow, mainly after noon. Partly sunny, with a high near 35. Windy.

    High: 35 °F

    Chance Snow
    and Windy

  • Tuesday Night

    Tuesday Night: A chance of snow. Mostly cloudy, with a low around 18. Windy.

    Low: 18 °F

    Chance Snow
    and Windy

Detailed Forecast

Tonight
Mostly cloudy, then gradually becoming mostly clear, with a low around 17. West wind 11 to 21 mph, with gusts as high as 31 mph.
Saturday
Sunny, with a high near 33. West wind 13 to 17 mph, with gusts as high as 28 mph.
Saturday Night
Mostly clear, with a low around 23. South southwest wind 14 to 17 mph, with gusts as high as 26 mph.
Sunday
Mostly sunny, with a high near 40. South southwest wind 13 to 17 mph, with gusts as high as 22 mph.
Sunday Night
Mostly cloudy, with a low around 25. West wind 14 to 21 mph becoming south southeast after midnight. Winds could gust as high as 26 mph.
Monday
Mostly cloudy, with a high near 42.
Monday Night
Mostly cloudy, with a low around 28. Breezy.
Tuesday
A chance of snow, mainly after noon. Partly sunny, with a high near 35. Windy.
Tuesday Night
A chance of snow. Mostly cloudy, with a low around 18. Windy.
Wednesday
A chance of snow. Partly sunny, with a high near 26. Blustery.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 15. Blustery.
Thursday
A chance of snow. Partly sunny, with a high near 28.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 16.
Friday
A slight chance of snow. Mostly sunny, with a high near 32.
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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:
2:01 pm MDT Apr 3, 2026
Forecast Valid:
3pm MDT Apr 3, 2026-6pm MDT Apr 10, 2026
 
Forecast Discussion
 
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Additional Resources

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