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

Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

ST. IGNATIUS (SIGM)

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

NA

52°F

11°C

Humidity 90%
Wind Speed ENE 4 MPH
Barometer NA
Dewpoint 49°F (9°C)
Visibility NA
Last update 11 Apr 01:00 PM MDT
Extended Forecast for

9 Miles E St. Ignatius MT

  • This Afternoon

    This Afternoon: Snow showers, mainly after 3pm. Some thunder is also possible. High near 37. West wind around 18 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.

    High: 37 °F

    Snow Showers

  • Tonight

    Tonight: Snow likely, mainly before 9pm. Mostly cloudy, with a low around 26. West wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.

    Low: 26 °F

    Snow Likely
    then Partly
    Cloudy

  • Sunday

    Sunday: A chance of snow between noon and 3pm, then snow showers after 3pm. Some thunder is also possible. High near 37. West southwest wind 13 to 15 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Mostly Sunny
    then Snow
    Showers

  • Sunday Night

    Sunday Night: Snow. The snow could be heavy at times. Low around 27. Southeast wind 14 to 16 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.

    Low: 27 °F

    Heavy Snow

  • Monday

    Monday: Snow. The snow could be heavy at times. High near 28. West southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.

    High: 28 °F

    Heavy Snow

  • Monday Night

    Monday Night: Snow likely, mainly before midnight. Cloudy, with a low around 24. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Snow Likely
    and Breezy
    then Chance
    Snow

  • Tuesday

    Tuesday: Snow likely, mainly before noon. Mostly cloudy, with a high near 28. Breezy. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 28 °F

    Breezy. Snow
    Likely then
    Chance Snow

  • Tuesday Night

    Tuesday Night: Snow, mainly after midnight. Cloudy, with a low around 23. Breezy.

    Low: 23 °F

    Snow and
    Breezy

  • Wednesday

    Wednesday: Snow. Cloudy, with a high near 24. Breezy.

    High: 24 °F

    Snow and
    Breezy

Detailed Forecast

This Afternoon
Snow showers, mainly after 3pm. Some thunder is also possible. High near 37. West wind around 18 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. Total daytime snow accumulation of less than one inch possible.
Tonight
Snow likely, mainly before 9pm. Mostly cloudy, with a low around 26. West wind 13 to 18 mph, with gusts as high as 28 mph. Chance of precipitation is 70%. New snow accumulation of around an inch possible.
Sunday
A chance of snow between noon and 3pm, then snow showers after 3pm. Some thunder is also possible. High near 37. West southwest wind 13 to 15 mph becoming east southeast in the afternoon. Winds could gust as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than a half inch possible.
Sunday Night
Snow. The snow could be heavy at times. Low around 27. Southeast wind 14 to 16 mph becoming west after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 90%. New snow accumulation of 5 to 9 inches possible.
Monday
Snow. The snow could be heavy at times. High near 28. West southwest wind 14 to 21 mph, with gusts as high as 32 mph. Chance of precipitation is 90%. New snow accumulation of 6 to 10 inches possible.
Monday Night
Snow likely, mainly before midnight. Cloudy, with a low around 24. Breezy. Chance of precipitation is 70%. New snow accumulation of 1 to 2 inches possible.
Tuesday
Snow likely, mainly before noon. Mostly cloudy, with a high near 28. Breezy. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow, mainly after midnight. Cloudy, with a low around 23. Breezy.
Wednesday
Snow. Cloudy, with a high near 24. Breezy.
Wednesday Night
Snow. The snow could be heavy at times. Mostly cloudy, with a low around 15. Breezy.
Thursday
Snow. Cloudy, with a high near 20. Blustery.
Thursday Night
A chance of snow. Mostly cloudy, with a low around 14. Blustery.
Friday
A chance of snow. Partly sunny, with a high near 24. Breezy.
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Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
9 Miles E St. Ignatius MT
 47.31°N 113.9°W (Elev. 8199 ft)
Last Update:
2:00 pm MDT Apr 11, 2026
Forecast Valid:
2pm MDT Apr 11, 2026-6pm MDT Apr 17, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation