| NWS Forecast for: Missoula/Bitterroot Valleys Issued by: National Weather Service Missoula, MT Last Update: 1222 AM MDT Thu Aug 27 2026 | |
| Today: Mostly cloudy. Slight chance of rain until late afternoon, then slight chance of showers and thunderstorms late in the afternoon. Patchy smoke early in the morning. Patchy smoke late in the afternoon. Chance of precipitation 20 percent. Highs near 90. Tonight: Partly cloudy. Patchy smoke. Lows near 50. Friday: Mostly cloudy. Highs in the lower to mid 80s. Friday Night: Mostly cloudy. A 20 percent chance of rain after midnight. Lows near 50. Saturday: Rain likely in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Chance of precipitation 70 percent. Highs in the mid to upper 70s. Saturday Night: Rain showers likely and a slight chance of thunderstorms in the evening, then rain likely after midnight. Chance of precipitation 70 percent. Lows in the lower to mid 40s. Sunday: Partly cloudy with a 40 percent chance of rain. Highs near 70. Sunday Night: Mostly clear. Lows near 40. Monday: Mostly sunny. Highs near 80. Monday Night: Mostly clear. Lows in the 40s. Tuesday: Partly cloudy. A 20 percent chance of rain in the afternoon. Highs near 80. Tuesday Night: Partly cloudy. A 20 percent chance of showers and thunderstorms in the evening. Lows in the 40s. Wednesday: Partly cloudy. A 20 percent chance of rain in the afternoon. Highs in the lower to mid 70s. | |
| Zone Forecast: Missoula/Bitterroot Valleys | |
Visit your local NWS office at: https://www.weather.gov/mso |