| NWS Forecast for: Lower Clark Fork Region Issued by: National Weather Service Missoula, MT Last Update: 1223 AM MDT Thu Sep 3 2026 | |
| Today: Mostly cloudy. Areas of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Patchy fog early in the morning. Chance of precipitation 50 percent. Highs in the 60s. Southwest winds to 15 mph. Tonight: Cloudy with a 50 percent chance of rain. Areas of fog after midnight. Lows in the upper 30s to mid 40s. Friday: Mostly cloudy with a 50 percent chance of rain. Areas of fog in the morning. Highs in the 60s. Friday Night: Slight chance of rain in the evening, then rain likely after midnight. Areas of fog after midnight. Chance of rain 70 percent. Lows in the upper 30s to mid 40s. Saturday: Rain likely in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Areas of fog in the morning. Chance of precipitation 60 percent. Highs in the 60s to lower 70s. Saturday Night: Mostly cloudy with a 30 percent chance of rain. Lows in the upper 30s to mid 40s. Sunday: Mostly cloudy. A chance of rain in the morning, then chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 40 percent. Highs in the mid 60s to lower 70s. Sunday Night: Chance of rain showers and a slight chance of thunderstorms in the evening, then rain likely after midnight. Chance of precipitation 60 percent. Lows in the 40s. Labor Day: Rain likely in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 80 percent. Highs in the 60s. Monday Night: Mostly cloudy with a 50 percent chance of rain. Lows in the upper 30s to mid 40s. Tuesday: Mostly cloudy with a 20 percent chance of rain. Highs in the mid 60s to lower 70s. Tuesday Night: Partly cloudy in the evening then becoming mostly cloudy. Lows in the upper 30s to mid 40s. Wednesday: Partly cloudy. Highs in the 70s. | |
| Zone Forecast: Lower Clark Fork Region | |
Visit your local NWS office at: https://www.weather.gov/mso |