Sinlaku Continues to Impact the Marianas; Severe Weather from the Central US to the Northeast; Late-Season Snow in the Northwest

Sinlaku continues to bring destructive winds, widespread heavy rain/flooding, and storm surge to the Marianas. Showers and severe thunderstorms are expected from the Northeast to the Mid-Mississippi Valley and to the Central/Southern Plains through Thursday. A front will produce late-season snowfall over the Cascades and Northern Rockies and coastal rain over the Northwest Coast through Thursday. 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 NW 3 MPH
Barometer 29.79 in (1008.81 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 15 Apr 03:05 AM MDT
Extended Forecast for

5 Miles SSE Butte MT

Winter Weather Advisory April 15, 06:00pm until April 16, 09:00am
Click here for hazard details and duration
Winter Weather Advisory
  • Overnight

    Overnight: Mostly cloudy, with a low around 33. West wind around 6 mph becoming south.

    Low: 33 °F

    Mostly Cloudy

  • Wednesday

    Wednesday: A slight chance of rain and snow showers before 10am, then rain showers likely. Some thunder is also possible.  Snow level 5700 feet rising to 7100 feet in the afternoon. Mostly cloudy, with a high near 53. South wind 5 to 10 mph becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 31 mph.  Chance of precipitation is 70%. Little or no snow accumulation expected.

    High: 53 °F

    Slight Chance
    Rain/Snow
    then Showers
    Likely

  • Wednesday Night

    Wednesday Night: Rain and snow showers, becoming all snow after midnight.  Low around 24. West southwest wind 12 to 17 mph becoming northwest 6 to 11 mph after midnight. Winds could gust as high as 28 mph.  Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.

    Low: 24 °F

    Rain/Snow
    then Snow
    Showers
    Likely

  • Thursday

    Thursday: Snow showers.  High near 35. Northwest wind 6 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 80%. New snow accumulation of less than one inch possible.

    High: 35 °F

    Snow Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of snow showers before midnight.  Mostly cloudy, with a low around 20. Northwest wind 9 to 14 mph becoming light west  after midnight. Winds could gust as high as 24 mph.  New snow accumulation of less than a half inch possible.

    Low: 20 °F

    Chance Snow
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Snow showers likely, mainly after noon. Some thunder is also possible.  Partly sunny, with a high near 39. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.

    High: 39 °F

    Chance Snow
    Showers then
    Snow Showers
    Likely

  • Friday Night

    Friday Night: Partly cloudy, with a low around 19.

    Low: 19 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 50.

    High: 50 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 27.

    Low: 27 °F

    Partly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 33. West wind around 6 mph becoming south.
Wednesday
A slight chance of rain and snow showers before 10am, then rain showers likely. Some thunder is also possible. Snow level 5700 feet rising to 7100 feet in the afternoon. Mostly cloudy, with a high near 53. South wind 5 to 10 mph becoming southwest 15 to 20 mph in the morning. Winds could gust as high as 31 mph. Chance of precipitation is 70%. Little or no snow accumulation expected.
Wednesday Night
Rain and snow showers, becoming all snow after midnight. Low around 24. West southwest wind 12 to 17 mph becoming northwest 6 to 11 mph after midnight. Winds could gust as high as 28 mph. Chance of precipitation is 90%. New snow accumulation of less than a half inch possible.
Thursday
Snow showers. High near 35. Northwest wind 6 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 80%. New snow accumulation of less than one inch possible.
Thursday Night
A 30 percent chance of snow showers before midnight. Mostly cloudy, with a low around 20. Northwest wind 9 to 14 mph becoming light west after midnight. Winds could gust as high as 24 mph. New snow accumulation of less than a half inch possible.
Friday
Snow showers likely, mainly after noon. Some thunder is also possible. Partly sunny, with a high near 39. Chance of precipitation is 60%. New snow accumulation of less than a half inch possible.
Friday Night
Partly cloudy, with a low around 19.
Saturday
Sunny, with a high near 50.
Saturday Night
Partly cloudy, with a low around 27.
Sunday
Mostly sunny, with a high near 60.
Sunday Night
Partly cloudy, with a low around 33.
Monday
Mostly sunny, with a high near 65.
Monday Night
Partly cloudy, with a low around 37.
Tuesday
A chance of rain. Mostly sunny, with a high near 66.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles SSE Butte MT
 45.94°N 112.51°W (Elev. 5591 ft)
2:01 am MDT Apr 15, 2026
3am MDT Apr 15, 2026-6pm MDT Apr 21, 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