10-Day Weather Forecast - Sumatra, MT

Mostly sunny. Highs in the upper 80s. Southwest winds 5 to 10 mph.

Partly cloudy. Lows in the mid 50s. Southeast winds 5 to 10 mph.

Partly sunny. Chance of rain showers early in the afternoon. Chance of rain showers and slight chance of thunderstorms late in the afternoon. Highs in the mid 80s. Southwest winds 5 to 15 mph. Chance of precipitation 30 percent.

Rain showers likely and slight chance of thunderstorms in the evening then rain showers and slight chance of thunderstorms overnight. Colder. Lows in the mid 30s. Chance of precipitation 90 percent.

Rain showers and slight chance of thunderstorms in the morning then rain likely in the afternoon. Windy. Much colder. Highs in the mid 40s. Chance of precipitation 90 percent.

Mostly cloudy. Chance of rain showers in the evening. Chance of snow showers late in the evening then slight chance of snow showers overnight. Lows around 30. Chance of precipitation 40 percent.

Partly sunny with a 40 percent chance of snow showers. Highs in the mid 40s.

Mostly cloudy with a 20 percent chance of snow showers. Lows in the mid 20s.

Partly sunny. Highs in the upper 40s.

Partly cloudy. Lows in the mid 20s.

Partly sunny. Highs around 50.

Mostly clear. Low temperature around 28F. Dew point will be around 20F with an average humidity of 54%. Winds will be 6 mph from the NE.

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

Partly cloudy. Low temperature around 32F. Dew point will be around 26F with an average humidity of 59%. Winds will be 5 mph from the E.

Partly cloudy. High temperature around 57F. Dew point will be around 30F with an average humidity of 52%. Winds will be 3 mph from the NE.

Mostly cloudy. Low temperature around 36F. Dew point will be around 30F with an average humidity of 59%. Winds will be 6 mph from the E.

Partly cloudy. High temperature around 58F. Dew point will be around 31F with an average humidity of 49%. Winds will be 5 mph from the N.

Partly cloudy. Low temperature around 36F. Dew point will be around 31F with an average humidity of 60%. Winds will be 6 mph from the NE.