10-Day Weather Forecast - Sweet Grass, MT

Breezy. Mostly sunny. Highs in the mid 80s. South winds up to 10 mph with gusts to around 25 mph increasing to southwest 15 to 25 mph with gusts to around 40 mph in the afternoon.

Partly cloudy. Lows in the mid 50s. West winds 10 to 20 mph. Gusts up to 35 mph in the evening.

Sunny. Highs in the lower 80s. West winds 5 to 15 mph. Gusts up to 30 mph in the afternoon.

Mostly clear. Lows in the mid 50s. West winds 5 to 15 mph. Gusts up to 30 mph in the evening.

Clear. Highs 84 to 90. Lows in the upper 50s.

Clear. Highs 84 to 90. Lows in the upper 50s.

Mostly clear. Highs around 90. Lows in the upper 50s.

Mostly clear. Highs around 90. Lows in the upper 50s.

Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

Partly cloudy. Highs in the upper 80s. Lows in the lower 60s.

Partly cloudy with a 20 percent chance of rain showers. Lows in the lower 60s.

Mostly sunny. A 20 percent chance of thunderstorms in the afternoon. Highs in the mid 80s.

Clear. Low temperature around 64F. Dew point will be around 52F with an average humidity of 50%. Winds will be 5 mph from the SW.

Sunny. High temperature around 86F. Dew point will be around 54F with an average humidity of 45%. Winds will be 4 mph from the SW.

Clear. Low temperature around 63F. Dew point will be around 52F with an average humidity of 53%. Winds will be 5 mph from the SW.

Sunny. High temperature around 83F. Dew point will be around 54F with an average humidity of 49%. Winds will be 3 mph from the S.

Clear. Low temperature around 63F. Dew point will be around 53F with an average humidity of 54%. Winds will be 6 mph from the SW.