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Flagstaff Reservoir, MT Weather Forecast
Flagstaff Reservoir, MT Weather Forecast Date: 737 PM MST Fri Nov 13 2026
The area/counties/county of: Meagher County Valleys, including the cities of: Martinsdale, Checkerboard, Ringling, and White Sulphur Springs.or toggle through each period.
Rest of Tonight... Partly cloudy in the evening then becoming mostly cloudy. Lows in the mid 30s. Southeast winds 5 to 15 mph with gusts to around 30 mph.
Saturday... Mostly sunny. Highs in the lower 50s. South winds up to 10 mph shifting to the west in the afternoon. Gusts up to 30 mph.
Saturday Night... Partly cloudy. Lows around 30. Southwest winds up to 15 mph with gusts to around 30 mph.
Sunday... Mostly sunny. Highs in the upper 40s. South winds 5 to 15 mph with gusts to around 35 mph.
Sunday Night... Partly cloudy. Lows in the upper 20s. South winds 5 to 15 mph.
Monday... Mostly sunny. Highs in the lower 50s.
Monday Night... Colder. Mostly cloudy with a 50% chance of rain and snow. Lows around 30. Highs in the lower 40s.
Tuesday... Colder. Mostly cloudy with a 50% chance of rain and snow. Lows around 30. Highs in the lower 40s.
Tuesday Night... Snow and rain likely in the evening, then snow likely after midnight. Light snow accumulations. Lows 21 to 27. Chance of precipitation 70%.
Wednesday... Partly sunny. Chance of snow in the morning, then slight chance of snow in the afternoon. Highs in the upper 30s. Chance of snow 50%.
Wednesday Night... Partly cloudy with a 20% chance of snow. Lows 17 to 23.
Thursday... Mostly cloudy. A 40% chance of snow. Highs in the mid 30s. Lows 15 to 21.
Thursday Night... Mostly cloudy. A 40% chance of snow. Highs in the mid 30s. Lows 15 to 21.
POP = Probability of Precipitation
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