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

Heavy Rainfall in the Southern Plains and Mississippi Valley; Thunderstorms in Eastern Colorado on Thursday

A multiple day heavy rainfall event will begin to set up from the Southern Plains into the Mississippi Valley Thursday, peaking in intensity over the holiday weekend. Widely scattered thunderstorms are expected to develop across eastern Colorado Thursday afternoon and evening. Large hail will be the primary hazard. Read More >

Current conditions at

Butte, Bert Mooney Airport (KBTM)

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

Overcast

39°F

4°C

Humidity 79%
Wind Speed WNW 9 MPH
Barometer 30.14 in (1020.66 mb)
Dewpoint 33°F (1°C)
Visibility 10.00 mi
Wind Chill33°F (1°C)
Last update 21 May 09:01 AM MDT
Extended Forecast for

8 Miles SE Anaconda MT

  • Today

    Today: Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind around 9 mph.

    High: 58 °F

    Decreasing
    Clouds

  • Tonight

    Tonight: Partly cloudy, with a low around 33. North northwest wind 5 to 9 mph becoming calm in the evening.

    Low: 33 °F

    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 67. Calm wind becoming north northwest 5 to 8 mph in the afternoon.

    High: 67 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 37. North northwest wind 5 to 7 mph becoming calm in the evening.

    Low: 37 °F

    Partly Cloudy

  • Saturday

    Saturday: Sunny, with a high near 76. Light south southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.

    High: 76 °F

    Sunny

  • Saturday Night

    Saturday Night: Partly cloudy, with a low around 42.

    Low: 42 °F

    Partly Cloudy

  • Sunday

    Sunday: Mostly sunny, with a high near 79.

    High: 79 °F

    Mostly Sunny

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 44.

    Low: 44 °F

    Partly Cloudy

  • Memorial Day

    Memorial Day: Mostly sunny, with a high near 79. Breezy.

    High: 79 °F

    Sunny then
    Mostly Sunny
    and Breezy

Detailed Forecast

Today
Mostly cloudy, then gradually becoming sunny, with a high near 58. North wind around 9 mph.
Tonight
Partly cloudy, with a low around 33. North northwest wind 5 to 9 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 67. Calm wind becoming north northwest 5 to 8 mph in the afternoon.
Friday Night
Partly cloudy, with a low around 37. North northwest wind 5 to 7 mph becoming calm in the evening.
Saturday
Sunny, with a high near 76. Light south southwest wind becoming west 6 to 11 mph in the afternoon. Winds could gust as high as 23 mph.
Saturday Night
Partly cloudy, with a low around 42.
Sunday
Mostly sunny, with a high near 79.
Sunday Night
Partly cloudy, with a low around 44.
Memorial Day
Mostly sunny, with a high near 79. Breezy.
Monday Night
A chance of rain. Mostly cloudy, with a low around 44.
Tuesday
A chance of rain and thunderstorms. Partly sunny, with a high near 70.
Tuesday Night
A chance of rain and thunderstorms. Mostly cloudy, with a low around 42.
Wednesday
A chance of rain and thunderstorms. Partly sunny, with a high near 69.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles SE Anaconda MT
 46.04°N 112.81°W (Elev. 5157 ft)
Last Update:
2:00 am MDT May 21, 2026
Forecast Valid:
9am MDT May 21, 2026-6pm MDT May 27, 2026
 
Forecast Discussion
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation