10-Day Weather Forecast - Chinook, MT

Mostly sunny. Highs in the upper 70s. Southwest winds up to 10 mph.

Partly cloudy in the evening then mostly cloudy with a 20 percent chance of rain after midnight. Lows in the upper 40s. East winds 5 to 15 mph.

Partly sunny. A 40 percent chance of rain showers in the afternoon. Highs in the mid 70s. East winds 5 to 15 mph shifting to the west 10 to 20 mph in the afternoon.

Windy colder. Rain showers likely in the evening then rain and slight chance of snow after midnight. Lows in the lower 30s. Chance of precipitation 90 percent.

Very windy. Much colder. Mostly cloudy. Snow and rain likely in the morning then chance of snow and rain in the afternoon. Light snow accumulations. Highs in the lower 40s. Chance of precipitation 70 percent.

Windy. Mostly cloudy. Chance of snow and rain in the evening then chance of snow after midnight. Lows in the mid 20s. Chance of precipitation 40 percent.

Windy. Partly sunny with a 50 percent chance of snow. Highs in the upper 30s.

Mostly cloudy. A 20 percent chance of snow. Lows in the lower 20s. Highs in the lower 40s.

Mostly cloudy. A 20 percent chance of snow. Lows in the lower 20s. Highs in the lower 40s.

Mostly cloudy. Lows in the lower 20s.

Mostly sunny. Highs in the mid 40s.

Mostly clear. Low temperature around 26F. Dew point will be around 20F with an average humidity of 65%. Winds will be 5 mph from the SE.

Partly cloudy. High temperature around 49F. Dew point will be around 24F with an average humidity of 52%. Winds will be 3 mph from the N.

Partly cloudy. Low temperature around 29F. Dew point will be around 26F with an average humidity of 69%. Winds will be 5 mph from the SE.

Mostly sunny. High temperature around 55F. Dew point will be around 28F with an average humidity of 51%. Winds will be 4 mph from the SE.

Mostly clear. Low temperature around 33F. Dew point will be around 31F with an average humidity of 71%. Winds will be 5 mph from the SE.

Partly cloudy. High temperature around 56F. Dew point will be around 32F with an average humidity of 55%. Winds will be 3 mph from the SE.

Partly cloudy. Low temperature around 34F. Dew point will be around 33F with an average humidity of 73%. Winds will be 3 mph from the SE.