10-Day Weather Forecast - Plains, MT

Partly cloudy. Highs in the 60s to lower 70s.

Mostly cloudy. Lows in the upper 30s to mid 40s.

Mostly cloudy. Highs in the 60s.

A chance of rain in the evening, then rain likely after midnight. Chance of rain 70 percent. Lows in the 40s.

Rain likely in the morning, then rain showers likely and a slight chance of thunderstorms in the afternoon. Chance of precipitation 90 percent. Highs in the 50s.

Rain likely in the evening, then a chance of rain after midnight. Chance of rain 70 percent. Lows in the upper 30s to mid 40s.

Mostly cloudy with a 40 percent chance of rain. Highs in the mid 50s to lower 60s.

Partly cloudy. Lows in the mid 30s to lower 40s.

Partly cloudy. Highs in the upper 50s to mid 60s.

Partly cloudy. Lows in the mid 30s to lower 40s.

Mostly sunny. Highs in the 60s.

Mostly clear. Lows in the upper 30s to mid 40s.

Mostly sunny. Highs in the upper 60s to mid 70s.

Clear. Low temperature around 43F. Dew point will be around 47F with an average humidity of 82%. Winds will be 1 mph from the NW.

Sunny. High temperature around 69F. Dew point will be around 47F with an average humidity of 71%. Winds will be 1 mph from the N.

Mostly clear. Low temperature around 44F. Dew point will be around 47F with an average humidity of 79%. Winds will be 1 mph from the W.

Mostly sunny. High temperature around 71F. Dew point will be around 47F with an average humidity of 67%. Winds will be 1 mph from the SW.

Clear. Low temperature around 44F. Dew point will be around 47F with an average humidity of 77%. Winds will be 1 mph from the SW.