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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

49°F

9°C

Humidity 58%
Wind Speed SSE 7 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Wind Chill46°F (8°C)
Last update 13 Apr 03:00 AM MDT
Extended Forecast for

9 Miles E St. Ignatius MT

  • Overnight

    Overnight: Snow showers likely, mainly before 4am. The snow could be heavy at times. Cloudy, with a low around 27. Southwest wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 4 to 8 inches possible.

    Low: 27 °F

    Heavy Snow

  • Monday

    Monday: Snow showers. The snow could be heavy at times. High near 29. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.

    High: 29 °F

    Heavy Snow
    and Breezy

  • Monday Night

    Monday Night: Snow showers likely before 2am, then a slight chance of snow showers after 4am. The snow could be heavy at times. 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 5 to 9 inches possible.

    Low: 22 °F

    Heavy Snow
    and Breezy
    then Slight
    Chance Snow
    Showers

  • Tuesday

    Tuesday: A 40 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 28. Breezy, with a west southwest wind 18 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
    Showers and
    Breezy

  • Tuesday Night

    Tuesday Night: Snow showers, mainly after midnight. Low around 24. Breezy, with a west southwest wind 20 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.

    Low: 24 °F

    Chance Snow
    Showers and
    Breezy then
    Snow Showers

  • Wednesday

    Wednesday: Snow showers. High near 28. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    High: 28 °F

    Snow Showers
    and Breezy

  • Wednesday Night

    Wednesday Night: Snow showers. The snow could be heavy at times. Low around 16. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.

    Low: 16 °F

    Heavy Snow
    and Breezy
    then Snow
    Showers
    Likely

  • Thursday

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

    High: 20 °F

    Snow Showers
    and Breezy

  • Thursday Night

    Thursday Night: Snow likely, mainly before midnight. Mostly cloudy, with a low around 13. Breezy.

    Low: 13 °F

    Snow Likely
    and Breezy

Detailed Forecast

Overnight
Snow showers likely, mainly before 4am. The snow could be heavy at times. Cloudy, with a low around 27. Southwest wind around 15 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. Total nighttime snow accumulation of 4 to 8 inches possible.
Monday
Snow showers. The snow could be heavy at times. High near 29. Breezy, with a west wind 15 to 22 mph, with gusts as high as 32 mph. Chance of precipitation is 80%. New snow accumulation of 3 to 7 inches possible.
Monday Night
Snow showers likely before 2am, then a slight chance of snow showers after 4am. The snow could be heavy at times. 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 5 to 9 inches possible.
Tuesday
A 40 percent chance of snow showers, mainly before noon. Mostly cloudy, with a high near 28. Breezy, with a west southwest wind 18 to 25 mph, with gusts as high as 38 mph. New snow accumulation of less than a half inch possible.
Tuesday Night
Snow showers, mainly after midnight. Low around 24. Breezy, with a west southwest wind 20 to 26 mph, with gusts as high as 39 mph. Chance of precipitation is 80%. New snow accumulation of 1 to 2 inches possible.
Wednesday
Snow showers. High near 28. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Wednesday Night
Snow showers. The snow could be heavy at times. Low around 16. Breezy. Chance of precipitation is 100%. New snow accumulation of 4 to 8 inches possible.
Thursday
Snow showers. Cloudy, with a high near 20. Breezy.
Thursday Night
Snow likely, mainly before midnight. Mostly cloudy, with a low around 13. Breezy.
Friday
A chance of snow. Partly sunny, with a high near 24. Blustery.
Friday Night
A slight chance of snow. Partly cloudy, with a low around 15. Blustery.
Saturday
A slight chance of snow. Mostly sunny, with a high near 33.
Saturday Night
A slight chance of snow. Mostly cloudy, with a low around 23.
Sunday
A chance of snow. Partly sunny, with a high near 38.
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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 Apr 13, 2026
Forecast Valid:
3am MDT Apr 13, 2026-6pm MDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

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Chance of Precipitation