10-Day Weather Forecast - Sweet Grass, MT
Weekend Weather
- |13°FClearHourly details
Tonight
13°FClear. Low temperature around 13F. Dew point will be around 13F with an average humidity of 74%. Winds will be 12 mph from the S.
- 45|25°FSunnyHourly details
Day
45°FNot as cool. Sunny. Patchy fog early in the morning. Highs in the lower 50s. Southwest winds up to 10 mph shifting to the west in the afternoon. Gusts up to 30 mph.
Night
25°FNot as cold. Mostly clear. Lows in the mid 20s. West winds 5 to 15 mph.
- 49|29°FMostly SunnyHourly details
Day
49°FMostly sunny. Highs in the mid 50s. West winds 5 to 15 mph.
Night
29°FMostly clear. Lows in the lower 30s. West winds 10 to 15 mph with gusts to around 30 mph.
- 52|37°FPartly SunnyHourly details
Day
52°FBreezy. Partly sunny. Highs in the mid 50s. West winds 10 to 15 mph shifting to the southwest 15 to 25 mph in the afternoon.
Night
37°FBreezy. Mostly cloudy. Lows in the lower 30s. Highs in the lower 50s.
- 48|30°FMostly CloudyHourly details
Day
48°FBreezy. Mostly cloudy. Lows in the lower 30s. Highs in the lower 50s.
Night
30°FMostly cloudy. Lows in the upper 20s.
- 48|28°FWindyHourly details
Day
48°FWindy. Partly cloudy. Highs in the upper 40s. Lows in the upper 20s.
Night
28°FWindy. Partly cloudy. Highs in the upper 40s. Lows in the upper 20s.
- 47|27°FWindyHourly details
Day
47°FWindy. Partly cloudy. Highs in the upper 40s. Lows in the upper 20s.
Night
27°FBreezy. Mostly cloudy with a 20 percent chance of snow. Lows in the mid 20s.
Weekend Weather
- 47|34°FWindy
Day
47°FWindy. Mostly cloudy. Slight chance of snow in the morning then slight chance of rain and snow in the afternoon. Highs in the mid 40s. Chance of precipitation 20 percent.
Night
34°FPartly cloudy. Low temperature around 34F. Dew point will be around 25F with an average humidity of 59%. Winds will be 18 mph from the W.
- 44|25°F50% Chance of Rain
Day
44°FMostly cloudy with a chance of rain. Chance of precipitation 45%. High temperature around 44F. Dew point will be around 23F with an average humidity of 51%. Winds will be 16 mph from the W.
Night
25°FCloudy with a chance of snow. Chance of precipitation 50%. Low temperature around 25F. Dew point will be around 20F with an average humidity of 66%. Winds will be 10 mph from the W.
- 35|21°F40% Chance Frozen Mix
Day
35°FCloudy with a chance of rain-snow mix. Chance of precipitation 40%. High temperature around 35F. Dew point will be around 17F with an average humidity of 55%. Winds will be 11 mph from the W.
Night
21°FCloudy with a chance of snow. Chance of precipitation 35%. Low temperature around 21F. Dew point will be around 15F with an average humidity of 65%. Winds will be 8 mph from the W.
- 32|18°FCloudy
Day
32°FCloudy. High temperature around 32F. Dew point will be around 15F with an average humidity of 56%. Winds will be 11 mph from the W.
Night
18°FCloudy with a slight chance of snow. Chance of precipitation 25%. Low temperature around 18F. Dew point will be around 12F with an average humidity of 66%. Winds will be 10 mph from the W.













