Critical Fire Weather in the Southern High Plains; Heavy Snow in the Great Lakes and Northeast U.S.

Gusty winds and low relative humidity will bring elevated to critical fire weather conditions to the southern High Plains through the weekend. A winter storm will track across the Great Lakes and Northeast U.S. into Saturday with areas of wintry mix and heavy snow from northern New York through southern Maine. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

22°F

-6°C

Humidity 79%
Wind Speed SE 4 MPH
Barometer NA
Dewpoint 17°F (-8°C)
Visibility NA
Wind Chill17°F (-8°C)
Last update 20 Feb 11:00 PM MST
Extended Forecast for

9 Miles E St. Ignatius MT

  • Overnight

    Overnight: Mostly cloudy, with a low around 4. Wind chill values as low as -14. West wind 11 to 15 mph, with gusts as high as 20 mph.

    Low: 4 °F

    Mostly Cloudy

  • Saturday

    Saturday: Mostly cloudy, then gradually becoming sunny, with a high near 19. Wind chill values as low as -12. West southwest wind 14 to 16 mph, with gusts as high as 24 mph.

    High: 19 °F

    Decreasing
    Clouds

  • Saturday Night

    Saturday Night: Mostly cloudy, with a low around 14. Wind chill values as low as -4. Breezy, with a south wind 17 to 22 mph, with gusts as high as 30 mph.

    Low: 14 °F

    Mostly Cloudy
    and Breezy

  • Sunday

    Sunday: Mostly cloudy, then gradually becoming sunny, with a high near 28. Wind chill values as low as -2. Breezy, with a south wind 17 to 22 mph, with gusts as high as 29 mph.

    High: 28 °F

    Decreasing
    Clouds and
    Breezy then
    Sunny

  • Sunday Night

    Sunday Night: A 40 percent chance of snow after 11pm.  Mostly cloudy, with a low around 22. Southeast wind 17 to 20 mph, with gusts as high as 26 mph.  New snow accumulation of less than a half inch possible.

    Low: 22 °F

    Chance Snow

  • Monday

    Monday: Snow.  High near 29. Breezy.  Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.

    High: 29 °F

    Snow and
    Breezy

  • Monday Night

    Monday Night: Snow.  Low around 25. Breezy.  Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.

    Low: 25 °F

    Snow and
    Breezy

  • Tuesday

    Tuesday: Snow. The snow could be heavy at times.  Cloudy, with a high near 26. Breezy.

    High: 26 °F

    Heavy Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow.  Cloudy, with a low around 17. Windy.

    Low: 17 °F

    Snow and
    Windy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 4. Wind chill values as low as -14. West wind 11 to 15 mph, with gusts as high as 20 mph.
Saturday
Mostly cloudy, then gradually becoming sunny, with a high near 19. Wind chill values as low as -12. West southwest wind 14 to 16 mph, with gusts as high as 24 mph.
Saturday Night
Mostly cloudy, with a low around 14. Wind chill values as low as -4. Breezy, with a south wind 17 to 22 mph, with gusts as high as 30 mph.
Sunday
Mostly cloudy, then gradually becoming sunny, with a high near 28. Wind chill values as low as -2. Breezy, with a south wind 17 to 22 mph, with gusts as high as 29 mph.
Sunday Night
A 40 percent chance of snow after 11pm. Mostly cloudy, with a low around 22. Southeast wind 17 to 20 mph, with gusts as high as 26 mph. New snow accumulation of less than a half inch possible.
Monday
Snow. High near 29. Breezy. Chance of precipitation is 80%. New snow accumulation of 1 to 3 inches possible.
Monday Night
Snow. Low around 25. Breezy. Chance of precipitation is 90%. New snow accumulation of 3 to 5 inches possible.
Tuesday
Snow. The snow could be heavy at times. Cloudy, with a high near 26. Breezy.
Tuesday Night
Snow. Cloudy, with a low around 17. Windy.
Wednesday
Snow. Cloudy, with a high near 19. Windy.
Wednesday Night
A chance of snow. Mostly cloudy, with a low around 18. Windy.
Thursday
Snow likely. Mostly cloudy, with a high near 26. Windy.
Thursday Night
Snow likely. Mostly cloudy, with a low around 21. Windy.
Friday
Snow. Mostly cloudy, with a high near 24. Windy.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E St. Ignatius MT
 47.31°N 113.9°W (Elev. 8199 ft)
11:22 pm MST Feb 20, 2026
12am MST Feb 21, 2026-6pm MST Feb 27, 2026
 
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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