10-Day Weather Forecast - Big Sky, MT

Sunny in the morning then mostly cloudy with a 50 percent chance of thunderstorms in the afternoon. Highs 65 to 75. West winds 5 to 15 mph.

Colder. Mostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening then mostly clear after midnight. Lows 40 to 50. Northwest winds up to 10 mph. Chance of precipitation 50 percent.

Sunny in the morning then partly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 65 to 75. West winds up to 10 mph.

Mostly cloudy with a 20 percent chance of thunderstorms in the evening then partly cloudy after midnight. Lows 45 to 50. West winds 5 to 10 mph shifting to the southeast after midnight.

Sunny in the morning then mostly cloudy with a 20 percent chance of thunderstorms in the afternoon. Highs 70 to 80. South winds 5 to 15 mph.

Mostly cloudy with a 40 percent chance of thunderstorms. Lows 40 to 50.

Mostly clear. Highs 65 to 75. Lows 45 to 50.

Mostly clear. Highs 65 to 75. Lows 45 to 50.

Sunny. Highs 70 to 80.

Partly cloudy. Lows 45 to 55. Highs 70 to 80.

Partly cloudy. Lows 45 to 55. Highs 70 to 80.

Mostly cloudy. Lows 45 to 55.

Mostly cloudy with a 20 percent chance of thunderstorms. Highs 60 to 70.

Mostly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 48F. Dew point will be around 46F with an average humidity of 60%. Winds will be 2 mph from the NW.

Sunny. High temperature around 74F. Dew point will be around 45F with an average humidity of 53%. Winds will be 3 mph from the NW.

Clear. Low temperature around 47F. Dew point will be around 45F with an average humidity of 61%. Winds will be 2 mph from the NW.

Sunny. High temperature around 79F. Dew point will be around 44F with an average humidity of 48%. Winds will be 2 mph from the NW.

Clear. Low temperature around 48F. Dew point will be around 43F with an average humidity of 51%. Winds will be 2 mph from the SE.