| NWS Forecast for: Butte/Blackfoot Region Issued by: National Weather Service Missoula, MT Last Update: 1222 AM MDT Mon Aug 17 2026 |  |
| Today: Mostly cloudy. Areas of fog early in the morning. Highs in the 70s to lower 80s. Tonight: Mostly cloudy. A 20 percent chance of rain after midnight. Lows in the mid 40s to lower 50s. Tuesday: Mostly sunny in the morning, then mostly cloudy with a 20 percent chance of showers and thunderstorms in the afternoon. Highs in the 70s. Tuesday Night: Partly cloudy. Lows in the 40s. Wednesday: Mostly sunny. Highs in the mid 70s to lower 80s. Wednesday Night: Mostly clear. Lows in the mid 40s to lower 50s. Thursday: Mostly sunny. Highs in the upper 70s to mid 80s. Thursday Night: Partly cloudy. Lows in the upper 40s to mid 50s. Friday: Partly cloudy. Highs in the 80s. Friday Night: Mostly cloudy. A 40 percent chance of rain in the evening. Lows in the upper 40s to mid 50s. Saturday: Mostly cloudy. A 50 percent chance of showers and thunderstorms in the afternoon. Highs in the upper 70s to mid 80s. Saturday Night: Mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the evening, then partly cloudy after midnight. Chance of precipitation 40 percent. Lows in the mid 40s to lower 50s. Sunday: Partly cloudy. A 20 percent chance of showers and thunderstorms in the afternoon. Highs in the 70s. | |
| Zone Forecast: Butte/Blackfoot Region | |
Visit your local NWS office at: https://www.weather.gov/mso |