10-Day Weather Forecast - Roy, MT
- 85|56°FSunnyHourly details
Today
85°FSunny. Highs in the mid 80s. Northwest winds up to 10 mph.
Tonight
56°FMostly cloudy with chance of rain showers and slight chance of thunderstorms in the evening then partly cloudy after midnight. Lows 54 to 60. West winds up to 10 mph. Gusts up to 25 mph after midnight. Chance of precipitation 50 percent.
- 75|60°FPartly SunnyHourly details
Day
75°FPartly sunny. Highs in the upper 70s. North winds 5 to 10 mph shifting to the east 5 to 15 mph in the afternoon.
Night
60°FMostly cloudy. Chance of thunderstorms in the evening then rain showers likely and chance of thunderstorms after midnight. Some thunderstorms may produce heavy rainfall. Lows 55 to 61. East winds 5 to 15 mph with gusts to around 30 mph. Chance of precipitation 70 percent.
- 71|56°F70% Chance of StormsHourly details
Day
71°FMostly cloudy. Chance of rain showers in the morning then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the upper 70s. East winds 5 to 10 mph. Chance of precipitation 70 percent.
Night
56°FPartly cloudy. A 20 percent chance of thunderstorms in the evening. Lows in the mid 50s.
- 85|59°FSunnyHourly details
Day
85°FSunny. A 20 percent chance of thunderstorms in the afternoon. Highs in the upper 80s.
Night
59°FMostly cloudy with chance of thunderstorms in the evening then partly cloudy with slight chance of rain showers after midnight. Lows 57 to 63. Chance of precipitation 50 percent.
- 83|58°FMostly SunnyHourly details
Day
83°FMostly clear. Highs in the lower 80s. Lows in the upper 50s.
Night
58°FMostly clear. Highs in the lower 80s. Lows in the upper 50s.
- 89|62°FMostly SunnyHourly details
Day
89°FMostly clear. Highs in the upper 80s. Lows in the lower 60s.
Night
62°FMostly clear. Highs in the upper 80s. Lows in the lower 60s.
Weekend Weather
- 90|63°FSunny
Day
90°FSunny. Highs in the lower 90s.
Night
63°FMostly clear. Low temperature around 63F. Dew point will be around 48F with an average humidity of 45%. Winds will be 6 mph from the NE.
- 91|64°FSunny
Day
91°FSunny. High temperature around 91F. Dew point will be around 48F with an average humidity of 33%. Winds will be 4 mph from the SW.
Night
64°FClear. Low temperature around 64F. Dew point will be around 50F with an average humidity of 46%. Winds will be 2 mph from the SW.
- 91|64°FSunny
Day
91°FSunny. High temperature around 91F. Dew point will be around 49F with an average humidity of 34%. Winds will be 2 mph from the SW.
Night
64°FClear. Low temperature around 64F. Dew point will be around 52F with an average humidity of 49%. Winds will be 2 mph from the S.
- 88|63°FMostly Sunny
Day
88°FMostly sunny. High temperature around 88F. Dew point will be around 52F with an average humidity of 39%. Winds will be 3 mph from the NE.
Night
63°FPartly cloudy. Low temperature around 63F. Dew point will be around 54F with an average humidity of 55%. Winds will be 4 mph from the S.













