Weather WorldLake Mason, MT 7-Day Weather Forecast
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Lake Mason Weather Forecast
Lake Mason, MT Weather Forecast Date: 611 PM MDT Fri Oct 23 2026
Weather forecast for Lake Mason, MT
Tonight Lo: 29°F Lo: -2°C |
Tonight... Rain showers early in the evening, then rain and snow showers late in the evening. Partly cloudy overnight. Colder. No snow accumulation. Lows in the upper 20s. West winds 15 to 25 mph. Chance of precipitation 90%. |
Sat Hi: 49°FHi: 9°C Lo: 25°F Lo: -4°C |
Saturday... Sunny, cooler. Highs in the upper 40s. Southwest winds 5 to 10 mph. |
| Sun Hi: 49°FHi: 9°C Lo: 29°F Lo: -2°C |
Sunday... Sunny. Highs in the upper 40s. Northeast winds 5 to 10 mph. |
| Mon Hi: 51°FHi: 11°C Lo: 30°F Lo: -1°C |
Monday... Mostly sunny. Highs in the lower 50s. |
Tue Hi: 51°FHi: 11°C Lo: 31°F Lo: -1°C |
Tuesday... Partly sunny. Slight chance of rain showers in the morning, then chance of rain showers in the afternoon. Highs in the lower 50s. Chance of precipitation 30%. |
| Wed Hi: 49°FHi: 9°C Lo: 25°F Lo: -4°C |
Wednesday... Partly sunny. Chance of rain and snow showers early in the morning, then chance of snow showers late in the morning. Highs in the upper 40s. Chance of precipitation 30%. |
| Thu Hi: 45°FHi: 7°C Lo: 25°F Lo: -4°C |
Thursday... Mostly sunny. Highs in the mid 40s. |
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