10-Day Weather Forecast - Roy, MT
- 73|55°F50% Chance of StormsHourly details
Today
73°FPartly sunny. Slight chance of thunderstorms early in the afternoon. Chance of thunderstorms late in the afternoon. Some thunderstorms may be severe. Highs around 80. Southeast winds 5 to 15 mph. Chance of thunderstorms 50 percent.
Tonight
55°FMostly cloudy. Rain showers likely and chance of thunderstorms in the evening then slight chance of thunderstorms after midnight. Some thunderstorms may be severe in the evening. Lows 51 to 57. South winds 5 to 10 mph shifting to the west after midnight. Chance of precipitation 70 percent.
Weekend Weather
- 66|53°F70% Chance of StormsHourly details
Day
66°FMostly cloudy. Slight chance of rain showers in the morning then rain showers likely and chance of thunderstorms in the afternoon. Highs 67 to 73. Northwest winds 5 to 15 mph. Chance of precipitation 70 percent.
Night
53°FMostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening then rain showers likely after midnight. Lows 47 to 53. West winds 5 to 15 mph. Chance of precipitation 70 percent.
- 61|48°F70% Chance of StormsHourly details
Day
61°FRain showers likely in the morning then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. West winds 10 to 20 mph. Chance of precipitation 70 percent.
Night
48°FMostly cloudy. Chance of thunderstorms in the evening then chance of rain showers and slight chance of thunderstorms after midnight. Lows 43 to 49. Chance of precipitation 50 percent.
- 63|51°F70% Chance of StormsHourly details
Day
63°FWindy. Rain showers likely in the morning then rain showers likely and slight chance of thunderstorms in the afternoon. Highs in the lower 60s. Chance of precipitation 70 percent.
Night
51°FWindy. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening. Lows 45 to 51. Chance of precipitation 40 percent.
- 71|52°FPartly CloudyHourly details
Day
71°FWarmer. Partly cloudy. A 20 percent chance of thunderstorms. Highs in the lower 70s. Lows 47 to 53.
Night
52°FWarmer. Partly cloudy. A 20 percent chance of thunderstorms. Highs in the lower 70s. Lows 47 to 53.
- 74|53°F40% Chance of StormsHourly details
Day
74°FMostly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the upper 70s. Chance of precipitation 40 percent.
Night
53°FPartly cloudy. A 20 percent chance of thunderstorms in the evening. Lows 48 to 54.
- 79|62°FMostly Sunny
Day
79°FMostly sunny. Highs in the lower 80s.
Night
62°FMostly clear. Low temperature around 62F. Dew point will be around 49F with an average humidity of 57%. Winds will be 4 mph from the SW.
- 86|62°FSunny
Day
86°FSunny. High temperature around 86F. Dew point will be around 53F with an average humidity of 44%. Winds will be 4 mph from the W.
Night
62°FClear. Low temperature around 62F. Dew point will be around 54F with an average humidity of 59%. Winds will be 2 mph from the W.
Weekend Weather
- 83|62°FSunny
Day
83°FSunny. High temperature around 83F. Dew point will be around 52F with an average humidity of 45%. Winds will be 6 mph from the W.
Night
62°FClear. Low temperature around 62F. Dew point will be around 52F with an average humidity of 55%. Winds will be 4 mph from the SW.
- 84|62°FSunny
Day
84°FSunny. High temperature around 84F. Dew point will be around 49F with an average humidity of 40%. Winds will be 8 mph from the W.
Night
62°FMostly clear. Low temperature around 62F. Dew point will be around 52F with an average humidity of 55%. Winds will be 3 mph from the NW.













