10-Day Weather Forecast - Roy, MT

Windy. Much colder. Mostly cloudy with a 50 percent chance of snow. Highs 23 to 29. Temperatures falling into the lower single digits in the afternoon. Northwest winds 15 to 30 mph with gusts to around 45 mph.

Breezy colder. Mostly cloudy in the evening then becoming partly cloudy. Near steady temperature near zero. Northwest winds 15 to 25 mph shifting to the west 10 to 15 mph after midnight. Gusts up to 45 mph.

Sunny. Highs 17 to 23. West winds up to 10 mph. Gusts up to 30 mph in the morning.

Not as cold. Mostly clear. Lows around 10. Southwest winds up to 10 mph.

Not as cold. Mostly sunny. Highs 35 to 41.

Mostly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Mostly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Mostly cloudy. Lows in the mid 20s. Highs in the lower 40s.

Mostly cloudy with a 20 percent chance of rain and snow. Highs 35 to 41. Lows around 16.

Mostly cloudy with a 20 percent chance of rain and snow. Highs 35 to 41. Lows around 16.

Mostly cloudy. Highs 26 to 32.

Mostly cloudy. A 20 percent chance of snow. Lows around 16. Highs 29 to 35.

Mostly cloudy. A 20 percent chance of snow. Lows around 16. Highs 29 to 35.

Cloudy with a slight chance of snow. Chance of precipitation 30%. Low temperature around 18F. Dew point will be around 16F with an average humidity of 77%. Winds will be 6 mph from the W.

Cloudy. High temperature around 26F. Dew point will be around 14F with an average humidity of 68%. Winds will be 6 mph from the NW.

Mostly cloudy. Low temperature around 14F. Dew point will be around 12F with an average humidity of 83%. Winds will be 3 mph from the W.

Sunny. High temperature around 27F. Dew point will be around 15F with an average humidity of 68%. Winds will be 4 mph from the W.

Clear. Low temperature around 19F. Dew point will be around 15F with an average humidity of 77%. Winds will be 4 mph from the SW.