| NWS Forecast for: Butte/Blackfoot Region Issued by: National Weather Service Missoula, MT Last Update: 1224 PM MDT Tue Oct 20 2026 |  |
| Tonight: Mostly clear. Lows in the 30s. Wednesday: Mostly sunny. Highs in the 60s. Wednesday Night: Partly cloudy. Lows in the mid 30s to lower 40s. Thursday: Mostly sunny. Highs in the 60s. South winds to 15 mph. Thursday Night: A chance of rain in the evening, then rain likely after midnight. Chance of rain 80 percent. Lows in the mid 30s to lower 40s. Friday: Rain likely in the morning, then rain and snow likely in the afternoon. Chance of precipitation near 100 percent. Cooler. Highs in the 40s. Friday Night: Mostly cloudy with a 40 percent chance of rain and snow in the evening, then partly cloudy after midnight. Lows in the 20s. Saturday: Partly cloudy. Highs in the 40s to lower 50s. Saturday Night: Partly cloudy. Lows in the 20s. Sunday: Partly cloudy. Highs in the mid 40s to lower 50s. Sunday Night: Partly cloudy. Lows in the 20s. Monday: Partly cloudy. Highs in the mid 40s to lower 50s. Monday Night: Partly cloudy with a slight chance of snow. Slight chance of rain in the evening. Chance of precipitation 20 percent. Lows in the 20s to lower 30s. Tuesday: Partly cloudy. A 20 percent chance of snow in the morning. Highs in the mid 40s to lower 50s. | |
| Zone Forecast: Butte/Blackfoot Region | |
Visit your local NWS office at: https://www.weather.gov/mso |