Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

53°F

12°C

Humidity 73%
Wind Speed ESE 2 MPH
Barometer NA
Dewpoint 44°F (7°C)
Visibility NA
Last update 12 Apr 01:00 PM MDT
Extended Forecast for

9 Miles E St. Ignatius MT

  • This Afternoon

    This Afternoon: Snow, mainly after 3pm.  High near 38. South wind around 14 mph becoming east southeast. Winds could gust as high as 23 mph.  Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.

    High: 38 °F

    Snow

  • Tonight

    Tonight: Snow. The snow could be heavy at times.  Low around 26. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 22 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    Low: 26 °F

    Heavy Snow

  • Monday

    Monday: Snow. The snow could be heavy at times.  High near 29. Breezy, with a west wind 14 to 22 mph, with gusts as high as 32 mph.  Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: Snow likely, mainly before midnight.  Cloudy, with a low around 22. Breezy, with a west wind 17 to 22 mph, with gusts as high as 32 mph.  Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.

    Low: 22 °F

    Snow Likely
    and Breezy
    then Chance
    Snow

  • Tuesday

    Tuesday: A 40 percent chance of snow, mainly before noon.  Mostly cloudy, with a high near 28. Breezy, with a west southwest wind 17 to 25 mph, with gusts as high as 38 mph.  New snow accumulation of less than a half inch possible.

    High: 28 °F

    Chance Snow
    and Breezy

  • Tuesday Night

    Tuesday Night: Snow, mainly after midnight.  Low around 23. Breezy.  Chance of precipitation is 80%. New snow accumulation of around an inch possible.

    Low: 23 °F

    Chance Snow
    and Breezy
    then Snow

  • Wednesday

    Wednesday: Snow. The snow could be heavy at times.  High near 25. Breezy.  Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.

    High: 25 °F

    Heavy Snow
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow, mainly before midnight. The snow could be heavy at times.  Mostly cloudy, with a low around 14. Breezy.

    Low: 14 °F

    Heavy Snow
    and Breezy

  • Thursday

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

    High: 20 °F

    Snow and
    Breezy

Detailed Forecast

This Afternoon
Snow, mainly after 3pm. High near 38. South wind around 14 mph becoming east southeast. Winds could gust as high as 23 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than a half inch possible.
Tonight
Snow. The snow could be heavy at times. Low around 26. Southeast wind around 15 mph becoming southwest after midnight. Winds could gust as high as 22 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Monday
Snow. The snow could be heavy at times. High near 29. Breezy, with a west wind 14 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 4 to 8 inches possible.
Monday Night
Snow likely, mainly before midnight. Cloudy, with a low around 22. Breezy, with a west wind 17 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 70%. New snow accumulation of 1 to 3 inches possible.
Tuesday
A 40 percent chance of snow, mainly before noon. Mostly cloudy, with a high near 28. Breezy, with a west southwest wind 17 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow, mainly after midnight. Low around 23. Breezy. Chance of precipitation is 80%. New snow accumulation of around an inch possible.
Wednesday
Snow. The snow could be heavy at times. High near 25. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 7 inches possible.
Wednesday Night
Snow, mainly before midnight. The snow could be heavy at times. Mostly cloudy, with a low around 14. Breezy.
Thursday
Snow. Cloudy, with a high near 20. Breezy.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14. Breezy.
Friday
Snow likely. Mostly cloudy, with a high near 24. Blustery.
Friday Night
A chance of snow. Mostly cloudy, with a low around 16. Blustery.
Saturday
A slight chance of snow. Partly sunny, with a high near 32.
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ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E St. Ignatius MT
 47.31°N 113.9°W (Elev. 8199 ft)
12:22 pm MDT Apr 12, 2026
1pm MDT Apr 12, 2026-6pm MDT Apr 18, 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