10-Day Weather Forecast - Sumatra, MT

Partly sunny. Windy colder. Highs in the lower 30s. Northwest winds 20 to 35 mph. Gusts up to 60 mph in the morning decreasing to 45 mph in the afternoon.

Partly cloudy. Colder. Lows around 7. Northwest winds 10 to 20 mph. Wind chill readings 10 below to zero overnight.

Sunny. Highs in the mid 30s. West winds 5 to 10 mph.

Partly cloudy. Warmer. Lows in the upper 20s. Temperatures rising into the mid 30s after midnight. West winds 5 to 15 mph.

Mostly cloudy. Highs in the upper 30s.

Partly cloudy. Colder. Lows around 12.

Mostly sunny. Highs in the mid 30s.

Partly cloudy. Warmer. Lows in the mid 20s.

Mostly cloudy. Highs in the lower 40s.

Mostly cloudy. Lows around 19.

Partly sunny. Highs in the upper 30s.

Mostly cloudy. Lows in the lower 20s.

Partly sunny. A 20 percent chance of snow showers in the afternoon. Highs in the mid 30s.

Cloudy with a chance of snow. Chance of precipitation 35%. Low temperature around 19F. Dew point will be around 15F with an average humidity of 74%. Winds will be 3 mph from the N.

Cloudy with a chance of snow. Chance of precipitation 40%. High temperature around 21F. Dew point will be around 13F with an average humidity of 71%. Winds will be 3 mph from the N.

Cloudy with a chance of snow. Chance of precipitation 40%. Low temperature around 16F. Dew point will be around 11F with an average humidity of 76%. Winds will be 2 mph from the N.

Cloudy. High temperature around 22F. Dew point will be around 11F with an average humidity of 68%. Winds will be 3 mph from the W.

Cloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 16F. Dew point will be around 11F with an average humidity of 75%. Winds will be 3 mph from the W.