10-Day Weather Forecast - Big Arm, MT

Mostly sunny. Highs in the 80s. Southwest winds to 15 mph.

Mostly clear. Lows in the upper 40s to mid 50s. Southwest winds to 15 mph.

Mostly sunny in the morning then mostly cloudy with a chance of rain showers and a slight chance of thunderstorms in the afternoon. Chance of precipitation 50 percent. Highs in the 70s.

Partly cloudy. Chance of rain showers and a slight chance of thunderstorms in the evening. Chance of precipitation 30 percent. Lows in the 40s to lower 50s.

Mostly sunny. Highs in the 70s.

Mostly clear. Lows in the 40s to lower 50s.

Mostly sunny. Highs in the upper 70s to mid 80s.

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

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

Partly cloudy. Lows in the 50s.

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

Partly cloudy in the evening then becoming mostly cloudy. Lows in the 50s.

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

Mostly clear. Low temperature around 54F. Dew point will be around 42F with an average humidity of 50%. Winds will be 3 mph from the W.

Sunny with a slight chance of rain. Chance of precipitation 30%. High temperature around 73F. Dew point will be around 44F with an average humidity of 45%. Winds will be 3 mph from the W.

Clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 54F. Dew point will be around 45F with an average humidity of 55%. Winds will be 3 mph from the W.

Sunny with a slight chance of rain. Chance of precipitation 25%. High temperature around 75F. Dew point will be around 46F with an average humidity of 46%. Winds will be 3 mph from the W.

Mostly clear with a slight chance of rain. Chance of precipitation 25%. Low temperature around 54F. Dew point will be around 44F with an average humidity of 53%. Winds will be 3 mph from the W.