10-Day Weather Forecast - Big Arm, MT

Mostly cloudy. Areas of smoke in the morning. Highs in the upper 70s to mid 80s.

Mostly cloudy with a 20 percent chance of rain. Lows in the upper 40s to mid 50s.

Rain showers likely. Chance of thunderstorms. Chance of precipitation 70 percent. Highs in the mid 60s to lower 70s.

Mostly cloudy. Chance of rain showers and a slight chance of thunderstorms in the evening then a chance of rain after midnight. Chance of precipitation 40 percent. Lows in the 40s to lower 50s.

Mostly cloudy. A chance of rain in the morning then chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 30 percent. Highs in the upper 60s to mid 70s.

Mostly cloudy in the evening then becoming partly cloudy. Lows in the mid 40s to lower 50s.

Partly cloudy. Highs in the mid 70s to lower 80s.

Partly cloudy. Lows in the upper 40s to mid 50s.

Partly cloudy. Highs in the upper 70s to mid 80s.

Mostly clear. Lows in the 50s.

Partly cloudy. Highs in the 80s to lower 90s.

Clear. Low temperature around 59F. Dew point will be around 50F with an average humidity of 51%. Winds will be 3 mph from the W.

Sunny. High temperature around 84F. Dew point will be around 53F with an average humidity of 48%. Winds will be 5 mph from the S.

Clear. Low temperature around 59F. Dew point will be around 48F with an average humidity of 48%. Winds will be 4 mph from the W.

Sunny. High temperature around 81F. Dew point will be around 52F with an average humidity of 48%. Winds will be 5 mph from the SW.

Clear. Low temperature around 57F. Dew point will be around 47F with an average humidity of 48%. Winds will be 4 mph from the W.

Sunny. High temperature around 78F. Dew point will be around 51F with an average humidity of 51%. Winds will be 4 mph from the SW.

Clear. Low temperature around 55F. Dew point will be around 47F with an average humidity of 53%. Winds will be 4 mph from the W.