10-Day Weather Forecast - Grantsdale, MT
- 70|46°FSunnyHourly details
Today
70°FSunny. High temperature around 70F. Dew point will be around 35F with an average humidity of 49%. Winds will be 6 mph from the N.
Tonight
46°FMostly clear. Lows near 40.
- 82|58°FMostly SunnyHourly details
Day
82°FMostly sunny. Highs in the mid to upper 80s.
Night
58°FPartly cloudy. Lows near 50.
- 73|48°F70% Chance of StormsHourly details
Day
73°FRain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 70 percent. Highs near 80. Southwest winds 15 to 25 mph with gusts to around 45 mph.
Night
48°FRain showers likely and a slight chance of thunderstorms in the evening then rain likely after midnight. Chance of precipitation 80 percent. Lows near 40. West winds 15 to 25 mph with gusts to around 45 mph.
- 62|41°F40% Chance of RainHourly details
Day
62°FMostly cloudy. A 40 percent chance of rain in the morning. Cooler. Highs near 60.
Night
41°FMostly clear. Lows in the mid to upper 30s.
- 65|43°FMostly SunnyHourly details
Day
65°FMostly sunny. A 20 percent chance of rain in the morning. Highs in the lower to mid 60s.
Night
43°FPartly cloudy in the evening then becoming mostly cloudy. A 20 percent chance of rain. Lows in the mid to upper 30s.
Weekend Weather
- 51|34°F30% Chance of RainHourly details
Day
51°FMostly cloudy with a 30 percent chance of rain. Highs in the mid to upper 50s.
Night
34°FPartly cloudy. A 20 percent chance of rain in the evening. Lows in the lower to mid 30s.
- 55|38°FPartly Cloudy
Day
55°FPartly cloudy. A 20 percent chance of rain in the afternoon. Highs in the mid to upper 50s.
Night
38°FPartly cloudy. Lows in the lower to mid 30s.
- 61|41°FMostly Sunny
Day
61°FMostly sunny. Highs in the mid to upper 60s.
Night
41°FPartly cloudy. Low temperature around 41F. Dew point will be around 30F with an average humidity of 50%. Winds will be 5 mph from the S.
- 64|43°FMostly Sunny
Day
64°FMostly sunny. High temperature around 64F. Dew point will be around 32F with an average humidity of 43%. Winds will be 6 mph from the NW.
Night
43°FPartly cloudy. Low temperature around 43F. Dew point will be around 31F with an average humidity of 48%. Winds will be 5 mph from the W.
- 64|43°FSunny
Day
64°FSunny. High temperature around 64F. Dew point will be around 32F with an average humidity of 42%. Winds will be 4 mph from the NW.
Night
43°FPartly cloudy with a slight chance of rain. Chance of precipitation 30%. Low temperature around 43F. Dew point will be around 30F with an average humidity of 47%. Winds will be 4 mph from the NW.













