| NWS Forecast for: Western Lemhi County Issued by: National Weather Service Missoula, MT Last Update: 1223 PM MDT Mon Aug 31 2026 |  |
| Tonight: Mostly clear. Lows in the upper 40s to mid 50s. Tuesday: Mostly sunny in the morning, then rain showers likely and a chance of thunderstorms in the afternoon. Chance of precipitation 70 percent. Some thunderstorms may produce gusty winds. Highs in the upper 70s to mid 80s. Tuesday Night: Rain showers likely and a chance of thunderstorms in the evening, then a chance of rain after midnight. Chance of precipitation 80 percent. Some thunderstorms may produce gusty winds. Lows in the upper 40s to mid 50s. Wednesday: Rain showers likely and a slight chance of thunderstorms in the morning, then chance of showers and thunderstorms in the afternoon. Chance of precipitation 80 percent. Some thunderstorms may produce gusty winds. Highs in the mid 60s to lower 70s. Southwest winds to 15 mph. Wednesday Night: Mostly cloudy. Lows in the mid 40s to lower 50s. Southwest winds to 15 mph. Thursday: Mostly cloudy with a 40 percent chance of rain. Highs in the 60s. Thursday Night: Mostly cloudy with a 50 percent chance of rain. Lows in the 40s to lower 50s. Friday: 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 50 percent. Highs in the mid 60s to lower 70s. Friday Night: Mostly cloudy. Chance of rain showers and a slight chance of thunderstorms in the evening, then a chance of rain after midnight. Chance of precipitation 40 percent. Lows in the mid 40s to lower 50s. Saturday: Mostly cloudy with a 40 percent chance of rain. Highs in the 70s. Saturday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 40s to lower 50s. Sunday: Mostly cloudy with a 40 percent chance of rain. Highs in the upper 60s to mid 70s. Sunday Night: Mostly cloudy with a 40 percent chance of rain. Lows in the mid 40s to lower 50s. Labor Day: Partly cloudy with a 20 percent chance of rain. Highs in the 70s. | |
| Zone Forecast: Western Lemhi County | |
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