Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Central Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

Butte, Bert Mooney Airport (KBTM)

Lat: 45.95472°NLon: 112.4975°WElev: 5545.0ft.

Overcast

43°F

6°C

Humidity 52%
Wind Speed N 6 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 13 Apr 12:05 PM MDT
Extended Forecast for

11 Miles WNW Silver Star MT

  • This Afternoon

    This Afternoon: Snow showers likely, mainly after 5pm.  Mostly cloudy, with a high near 35. West southwest wind 17 to 21 mph, with gusts as high as 34 mph.  Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.

    High: 35 °F

    Snow Showers
    Likely

  • Tonight

    Tonight: A 20 percent chance of snow showers before 8pm.  Mostly cloudy, with a low around 23. West northwest wind 14 to 17 mph, with gusts as high as 29 mph.

    Low: 23 °F

    Slight Chance
    Snow Showers
    then Partly
    Cloudy

  • Tuesday

    Tuesday: Mostly sunny, with a high near 38. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 36 mph.

    High: 38 °F

    Mostly Sunny
    then Mostly
    Sunny and
    Breezy

  • Tuesday Night

    Tuesday Night: Mostly cloudy, with a low around 29. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 37 mph.

    Low: 29 °F

    Partly Cloudy
    and Breezy
    then Mostly
    Cloudy

  • Wednesday

    Wednesday: Snow showers likely, mainly after noon.  Mostly cloudy, with a high near 37. Breezy, with a southwest wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 47 mph.  Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.

    High: 37 °F

    Breezy.
    Slight Chance
    Snow Showers
    then Snow
    Showers
    Likely

  • Wednesday Night

    Wednesday Night: Snow showers.  Low around 19. Breezy.  Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.

    Low: 19 °F

    Snow Showers
    and Breezy

  • Thursday

    Thursday: Snow showers.  High near 21. Blustery.  Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.

    High: 21 °F

    Snow Showers
    and Blustery

  • Thursday Night

    Thursday Night: A chance of snow, mainly before midnight.  Mostly cloudy, with a low around 14. Blustery.

    Low: 14 °F

    Chance Snow
    and Blustery

  • Friday

    Friday: A chance of snow.  Partly sunny, with a high near 27.

    High: 27 °F

    Chance Snow

Detailed Forecast

This Afternoon
Snow showers likely, mainly after 5pm. Mostly cloudy, with a high near 35. West southwest wind 17 to 21 mph, with gusts as high as 34 mph. Chance of precipitation is 60%. Total daytime snow accumulation of 1 to 2 inches possible.
Tonight
A 20 percent chance of snow showers before 8pm. Mostly cloudy, with a low around 23. West northwest wind 14 to 17 mph, with gusts as high as 29 mph.
Tuesday
Mostly sunny, with a high near 38. Breezy, with a west southwest wind 14 to 22 mph, with gusts as high as 36 mph.
Tuesday Night
Mostly cloudy, with a low around 29. Breezy, with a southwest wind 17 to 23 mph, with gusts as high as 37 mph.
Wednesday
Snow showers likely, mainly after noon. Mostly cloudy, with a high near 37. Breezy, with a southwest wind 17 to 22 mph increasing to 23 to 28 mph in the afternoon. Winds could gust as high as 47 mph. Chance of precipitation is 70%. New snow accumulation of less than a half inch possible.
Wednesday Night
Snow showers. Low around 19. Breezy. Chance of precipitation is 100%. New snow accumulation of 3 to 5 inches possible.
Thursday
Snow showers. High near 21. Blustery. Chance of precipitation is 90%. New snow accumulation of 2 to 4 inches possible.
Thursday Night
A chance of snow, mainly before midnight. Mostly cloudy, with a low around 14. Blustery.
Friday
A chance of snow. Partly sunny, with a high near 27.
Friday Night
Partly cloudy, with a low around 17. Blustery.
Saturday
Sunny, with a high near 35.
Saturday Night
Mostly cloudy, with a low around 25.
Sunday
A slight chance of snow. Mostly sunny, with a high near 42.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WNW Silver Star MT
 45.77°N 112.48°W (Elev. 8550 ft)
2:01 am MDT Apr 13, 2026
12pm MDT Apr 13, 2026-6pm MDT Apr 19, 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