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

Prolonged dangerous winter storm conditions in the high country of western Montana and north-central Idaho later this week with localized damaging winds

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Hazardous Weather Conditions

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

32°F

0°C

Humidity 58%
Wind Speed SE 6 MPH
Barometer NA
Dewpoint 19°F (-7°C)
Visibility NA
Wind Chill26°F (-3°C)
Last update 11 Mar 08:00 AM MDT
Extended Forecast for

9 Miles E St. Ignatius MT

High Wind Warning March 12, 12:00am until March 12, 06:00pm
Click here for hazard details and duration
High Wind Warning

  • Today

    Today: Snow, mainly after 11am. The snow could be heavy at times. Widespread blowing snow, mainly between 10am and 5pm. High near 23. Wind chill values as low as -9. Breezy, with a west southwest wind 24 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 4 to 8 inches possible.

    High: 23 °F

    Heavy Snow
    and Blowing
    Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times. Widespread blowing snow. Low around 17. Windy, with a west southwest wind 25 to 32 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 17 °F

    Heavy Snow
    and Blowing
    Snow

  • Thursday

    Thursday: Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 17 by 5pm. Wind chill values as low as -4. Windy, with a west wind 33 to 39 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.

    High: 24 °F⇓

    Heavy Snow
    and Blowing
    Snow

  • Thursday Night

    Thursday Night: Snow. The snow could be heavy at times. Widespread blowing snow. Low around 18. Wind chill values as low as -4. Windy, with a west wind 25 to 34 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    Low: 18 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday

    Friday: Snow. The snow could be heavy at times. Widespread blowing snow. High near 21. Breezy, with a west wind 21 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.

    High: 21 °F

    Heavy Snow
    and Blowing
    Snow

  • Friday Night

    Friday Night: Snow. The snow could be heavy at times. Low around 18. Breezy. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.

    Low: 18 °F

    Heavy Snow
    and Breezy

  • Saturday

    Saturday: Snow. The snow could be heavy at times. High near 20. Windy. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.

    High: 20 °F

    Heavy Snow
    and Windy

  • Saturday Night

    Saturday Night: Snow, mainly before midnight. Mostly cloudy, with a low around 7. Windy.

    Low: 7 °F

    Snow and
    Windy

  • Sunday

    Sunday: Snow likely, mainly after noon. Mostly cloudy, with a high near 18. Breezy.

    High: 18 °F

    Snow Likely
    and Breezy

Detailed Forecast

Today
Snow, mainly after 11am. The snow could be heavy at times. Widespread blowing snow, mainly between 10am and 5pm. High near 23. Wind chill values as low as -9. Breezy, with a west southwest wind 24 to 28 mph, with gusts as high as 43 mph. Chance of precipitation is 90%. Total daytime snow accumulation of 4 to 8 inches possible.
Tonight
Snow. The snow could be heavy at times. Widespread blowing snow. Low around 17. Windy, with a west southwest wind 25 to 32 mph, with gusts as high as 55 mph. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow. The snow could be heavy at times. Widespread blowing snow. Temperature falling to around 17 by 5pm. Wind chill values as low as -4. Windy, with a west wind 33 to 39 mph, with gusts as high as 70 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 14 inches possible.
Thursday Night
Snow. The snow could be heavy at times. Widespread blowing snow. Low around 18. Wind chill values as low as -4. Windy, with a west wind 25 to 34 mph, with gusts as high as 50 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Friday
Snow. The snow could be heavy at times. Widespread blowing snow. High near 21. Breezy, with a west wind 21 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 100%. New snow accumulation of 10 to 16 inches possible.
Friday Night
Snow. The snow could be heavy at times. Low around 18. Breezy. Chance of precipitation is 100%. New snow accumulation of 8 to 12 inches possible.
Saturday
Snow. The snow could be heavy at times. High near 20. Windy. Chance of precipitation is 100%. New snow accumulation of 7 to 11 inches possible.
Saturday Night
Snow, mainly before midnight. Mostly cloudy, with a low around 7. Windy.
Sunday
Snow likely, mainly after noon. Mostly cloudy, with a high near 18. Breezy.
Sunday Night
Snow likely. The snow could be heavy at times. Cloudy, with a low around 17.
Monday
Snow. Cloudy, with a high near 29. Breezy.
Monday Night
Snow likely. Mostly cloudy, with a low around 28. Breezy.
Tuesday
A chance of snow. Mostly cloudy, with a high near 37. Breezy.
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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 am MDT Mar 11, 2026
Forecast Valid:
8am MDT Mar 11, 2026-6pm MDT Mar 17, 2026
 
Forecast Discussion
 
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Additional Resources

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National Digital Forecast Database Weather Element Forecast

Chance of Precipitation