Montana · NWS MSO office

Butte, MT weather

It is 32°F and clear at Butte, Bert Mooney Airport as of Oct 28, 2:53 AM MDT. Overnight: Mostly Clear, low near 26°F, 2% chance of precipitation. Forecast from the National Weather Service, issued Oct 28, 2:01 AM MDT.

Updated Oct 28, 3:24 AM MDT (snapshot)

Current conditions

Temperature

32°F

Clear

Wind

Calm

Humidity 81% · dew point 27°F

Pressure · visibility

29.95 inHg

Visibility 10 mi

Observed at Butte, Bert Mooney Airport (KBTM), Oct 28, 2:53 AM MDT. Station readings can lag or be missing.

Alerts for this area

No active NWS alerts cover the Butte forecast zone right now.

Around the NWS MSO forecast area

No active alerts in zones served by the MSO office near Butte.

From the alert snapshot of Oct 28, 2026, 5:12 AM EDT. Montana has 1 active alert: see it.

For official warnings, check weather.gov and your local authorities. OpenForecast repeats National Weather Service alerts and may be delayed or incomplete. Follow instructions from emergency officials.

Next 24 hours

Hourly forecast for Butte (local time)
TimeTempForecastPrecip. chanceWind
Wed 3 AM28°FMostly Clear2%S 10 mph
Wed 4 AM28°FMostly Clear2%SSW 10 mph
Wed 5 AM27°FPartly Cloudy2%S 10 mph
Wed 6 AM27°FSunny2%S 10 mph
Wed 7 AM26°FSunny1%S 12 mph
Wed 8 AM26°FMostly Sunny1%SSW 10 mph
Wed 9 AM27°FSunny1%SSW 12 mph
Wed 10 AM30°FSunny0%SSW 12 mph
Wed 11 AM33°FSunny0%SSW 13 mph
Wed 12 PM37°FMostly Sunny1%SW 13 mph
Wed 1 PM38°FMostly Sunny0%SW 14 mph
Wed 2 PM38°FMostly Sunny1%SW 13 mph
Wed 3 PM39°FMostly Sunny1%SW 13 mph
Wed 4 PM38°FMostly Sunny1%SW 12 mph
Wed 5 PM38°FMostly Sunny1%SW 8 mph
Wed 6 PM35°FPartly Cloudy2%SW 6 mph
Wed 7 PM32°FPartly Cloudy1%SSW 6 mph
Wed 8 PM30°FPartly Cloudy0%SSW 7 mph
Wed 9 PM29°FPartly Cloudy0%SSW 8 mph
Wed 10 PM28°FPartly Cloudy0%SSW 8 mph
Wed 11 PM28°FPartly Cloudy0%SSW 8 mph
Thu 12 AM28°FMostly Cloudy0%SSW 8 mph
Thu 1 AM27°FMostly Cloudy0%SSW 7 mph
Thu 2 AM27°FMostly Cloudy1%SSW 7 mph

Hourly values come from the NWS gridded forecast for the 2.5 km grid square that covers the city's center point. Conditions elsewhere in Butte can differ.

7-day forecast

Overnight

Low 26°F

Mostly clear, with a low around 26. South southwest wind around 10 mph.

Wednesday

High 40°F·Low 24°F

Mostly sunny, with a high near 40. South southwest wind 8 to 14 mph, with gusts as high as 21 mph.

Wednesday Night: Partly cloudy, with a low around 24. South southwest wind around 8 mph.

Thursday

High 41°F·Low 26°F

Mostly sunny, with a high near 41. South wind around 7 mph.

Thursday Night: Mostly cloudy, with a low around 26. Southeast wind 5 to 8 mph.

Friday

High 44°F·Low 30°F

Mostly cloudy, with a high near 44.

Friday Night: A slight chance of rain before midnight. Mostly cloudy, with a low around 30.

Saturday

High 43°F·Low 32°F

A chance of rain and snow. Partly sunny, with a high near 43.

Saturday Night: Rain likely before midnight, then rain and snow likely. Mostly cloudy, with a low around 32. Little or no snow accumulation expected.

Sunday

High 37°F·Low 25°F

Rain and snow likely. Mostly cloudy, with a high near 37. New snow accumulation of less than half an inch possible.

Sunday Night: A chance of snow. Mostly cloudy, with a low around 25. Little or no snow accumulation expected.

Monday

High 38°F·Low 25°F

A slight chance of snow before 11am. Mostly sunny, with a high near 38.

Monday Night: Partly cloudy, with a low around 25.

Tuesday

High 44°F

Mostly sunny, with a high near 44.

Nearby cities

Larger cities in the area

See every city we cover in Montana, or check all active alerts.

About this forecast

Forecast office
Butte is served by the National Weather Service MSO forecast office, forecast zone MTZ007, county zone MTC093.
Location used
The Census Bureau's internal point for Butte (45.8962, -112.6601), in Silver Bow County. Population: 35,480 (2024 estimate), number 5 of the 7 Montana cities on this site.
NWS place name
The National Weather Service lists this forecast point as near Butte-Silver Bow (balance), MT.
Radar
Nearest NWS radar: KMSX. View it on radar.weather.gov.

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Sources

  • Forecast, hourly forecast, observations and alerts: National Weather Service API, api.weather.gov/points/45.8962,-112.6601 (forecast issued Oct 28, 2:01 AM MDT).
  • Official forecast page: forecast.weather.gov.
  • City location and population: U.S. Census Bureau, Vintage 2024 population estimates and 2024 Gazetteer files.
  • Snapshot taken Oct 28, 2026. The NWS and Census Bureau do not endorse OpenForecast.

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