10-Day Weather Forecast - Roy, MT
- 70|43°FWindyHourly details
Today
70°FWindy sunny. Near steady temperature in the lower 70s. Northwest winds 15 to 30 mph.
Tonight
43°FColder. Mostly clear. Lows in the lower 40s. North winds 5 to 15 mph with gusts to around 35 mph shifting to the west up to 5 mph after midnight.
- 71|46°FSunnyHourly details
Day
71°FSunny. Highs in the mid 70s. Southwest winds up to 5 mph shifting to the east in the afternoon.
Night
46°FPartly cloudy. Lows around 50. Southeast winds 5 to 15 mph with gusts to around 30 mph.
- 84|51°FMostly SunnyHourly details
Day
84°FBreezy warmer. Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs in the upper 80s. Southeast winds 10 to 15 mph increasing to 15 to 25 mph in the afternoon.
Night
51°FBreezy. Mostly cloudy. Chance of rain showers and slight chance of thunderstorms in the evening then chance of rain showers after midnight. Lows 48 to 54. Chance of precipitation 50 percent.
- 65|44°F40% Chance Rain ShowersHourly details
Day
65°FVery windy. Cooler. Partly sunny with a 40 percent chance of rain showers. Highs 64 to 70.
Night
44°FWindy. Mostly clear. Lows 42 to 48. Highs in the upper 60s.
- 69|47°FWindyHourly details
Day
69°FWindy. Mostly clear. Lows 42 to 48. Highs in the upper 60s.
Night
47°FPartly cloudy in the evening then becoming mostly cloudy. Lows in the mid 40s.
Weekend Weather
- 59|40°F30% Chance of StormsHourly details
Day
59°FPartly sunny. Chance of rain showers and slight chance of thunderstorms in the afternoon. Highs in the mid 60s. Chance of precipitation 30 percent.
Night
40°FBreezy. Mostly cloudy with a 40 percent chance of rain. Lows in the upper 30s.
- 54|37°F40% Chance of Snow
Day
54°FWindy. Partly sunny. Chance of snow and slight chance of rain in the morning then chance of rain showers and slight chance of thunderstorms in the afternoon. Highs 54 to 60. Chance of precipitation 40 percent.
Night
37°FPartly cloudy. Low temperature around 37F. Dew point will be around 28F with an average humidity of 59%. Winds will be 10 mph from the W.
- 61|42°FMostly Sunny
Day
61°FMostly sunny. High temperature around 61F. Dew point will be around 28F with an average humidity of 39%. Winds will be 8 mph from the W.
Night
42°FPartly cloudy. Low temperature around 42F. Dew point will be around 26F with an average humidity of 43%. Winds will be 5 mph from the SW.
- 66|43°FPartly Cloudy
Day
66°FPartly cloudy. High temperature around 66F. Dew point will be around 29F with an average humidity of 33%. Winds will be 10 mph from the W.
Night
43°FMostly cloudy. Low temperature around 43F. Dew point will be around 29F with an average humidity of 43%. Winds will be 7 mph from the W.
- 63|43°FMostly Sunny
Day
63°FMostly sunny. High temperature around 63F. Dew point will be around 31F with an average humidity of 38%. Winds will be 10 mph from the NW.
Night
43°FPartly cloudy with a slight chance of rain. Chance of precipitation 25%. Low temperature around 43F. Dew point will be around 30F with an average humidity of 48%. Winds will be 5 mph from the NW.













