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

Autumn Temperatures for Eastern Third of the Country; Super Typhoon Approaching Guam

Cooler and less humid conditions for the eastern third of the nation as a cold slides off the east coast. Combination of dry and breezy conditions may result in spread of wildfires across the lower Mississippi Valley. In addition, fire weather conditions linger into portions of Southern California. For Guam, a super typhoon is approaching. Read More >

Current conditions at

Butte, Bert Mooney Airport (KBTM)

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

Clear

29°F

-2°C

Humidity 88%
Wind Speed N 0 MPH
Barometer 30.28 in (1025.4 mb)
Dewpoint 26°F (-3°C)
Visibility 10.00 mi
Last update 17 Oct 08:53 AM MDT
Extended Forecast for

8 Miles NNE Dewey MT

  • Today

    Today: Mostly sunny, with a high near 58. Southwest wind 11 to 17 mph, with gusts as high as 24 mph.

    High: 58 °F

    Mostly Sunny

  • Tonight

    Tonight: Mostly cloudy, with a low around 35. Southwest wind 5 to 11 mph.

    Low: 35 °F

    Mostly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 55. Calm wind becoming south around 6 mph in the afternoon.

    High: 55 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 37. Light south wind increasing to 6 to 11 mph in the evening.

    Low: 37 °F

    Mostly Clear

  • Monday

    Monday: Mostly sunny, with a high near 57. South wind around 11 mph, with gusts as high as 21 mph.

    High: 57 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Mostly cloudy, with a low around 39.

    Low: 39 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Partly sunny, with a high near 54.

    High: 54 °F

    Partly Sunny

  • Tuesday Night

    Tuesday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Wednesday

    Wednesday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

Detailed Forecast

Today
Mostly sunny, with a high near 58. Southwest wind 11 to 17 mph, with gusts as high as 24 mph.
Tonight
Mostly cloudy, with a low around 35. Southwest wind 5 to 11 mph.
Sunday
Mostly sunny, with a high near 55. Calm wind becoming south around 6 mph in the afternoon.
Sunday Night
Mostly clear, with a low around 37. Light south wind increasing to 6 to 11 mph in the evening.
Monday
Mostly sunny, with a high near 57. South wind around 11 mph, with gusts as high as 21 mph.
Monday Night
Mostly cloudy, with a low around 39.
Tuesday
Partly sunny, with a high near 54.
Tuesday Night
A slight chance of rain before midnight. Mostly cloudy, with a low around 37.
Wednesday
Mostly sunny, with a high near 55.
Wednesday Night
Partly cloudy, with a low around 39.
Thursday
A chance of rain. Partly sunny, with a high near 52.
Thursday Night
Rain and snow likely. Mostly cloudy, with a low around 36.
Friday
A chance of rain and snow. Snow level 7600 feet lowering to 6600 feet in the afternoon . Mostly cloudy, with a high near 40.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Dewey MT
 45.88°N 112.78°W (Elev. 6598 ft)
Last Update:
2:01 am MDT Oct 17, 2026
Forecast Valid:
9am MDT Oct 17, 2026-6pm MDT Oct 23, 2026
 
Forecast Discussion
 
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Additional Resources

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