10-Day Weather Forecast - Sumatra, MT

Mostly sunny. Highs in the upper 40s. West winds 5 to 15 mph.

Mostly cloudy with a 40 percent chance of rain and snow showers. Lows in the lower 30s. Southwest winds 5 to 15 mph.

Windy in the afternoon. Chance of rain showers in the morning then rain showers in the afternoon. Slight chance of snow showers late in the afternoon. Highs in the mid 50s. Southwest winds 10 to 20 mph in the morning increasing to west 25 to 40 mph with gusts to around 55 mph in the afternoon. Chance of precipitation 80 percent.

Snow showers likely in the evening then snow showers overnight. Lows in the upper 20s. Northwest winds 15 to 25 mph with gusts to around 40 mph in the evening becoming west 5 to 10 mph overnight. Chance of precipitation 80 percent.

Snow showers in the morning and early afternoon then rain and snow showers late in the afternoon. Colder. Accumulations possible. Highs in the lower 40s. Chance of precipitation 90 percent.

Rain and snow showers in the evening then snow showers overnight. Accumulations possible. Lows in the lower 20s. Chance of precipitation 90 percent.

Snow showers. Accumulations possible. Highs in the mid 30s. Chance of precipitation 90 percent.

Snow showers likely in the evening then chance of snow showers overnight. Colder. Lows around 13. Chance of precipitation 70 percent.

Mostly cloudy with a 30 percent chance of snow showers. Highs in the upper 20s.

Mostly cloudy with a 20 percent chance of snow showers. Lows around 14.

Mostly cloudy with a 30 percent chance of snow showers. Warmer. Highs in the lower 40s.

Mostly cloudy. Chance of snow showers early in the evening then chance of rain showers in the late evening and overnight. Warmer. Lows in the lower 30s. Chance of precipitation 30 percent.

Mostly cloudy. A 20 percent chance of rain showers in the morning. Warmer. Highs around 60.

Mostly clear. Low temperature around 40F. Dew point will be around 37F with an average humidity of 78%. Winds will be 8 mph from the W.

Mostly sunny. High temperature around 62F. Dew point will be around 39F with an average humidity of 58%. Winds will be 9 mph from the W.

Partly cloudy. Low temperature around 46F. Dew point will be around 40F with an average humidity of 65%. Winds will be 8 mph from the W.

Partly cloudy. High temperature around 62F. Dew point will be around 38F with an average humidity of 52%. Winds will be 10 mph from the W.

Mostly cloudy. Low temperature around 43F. Dew point will be around 38F with an average humidity of 64%. Winds will be 4 mph from the NW.