10-Day Weather Forecast - Great Falls, VA

Mostly sunny. A slight chance of rain and snow showers in the afternoon. Highs in the mid 40s. Northwest winds around 10 mph with gusts up to 30 mph becoming west 15 to 20 mph with gusts up to 40 mph in the afternoon. Chance of precipitation 20 percent.

Mostly clear. Lows in the upper 20s. Northwest winds 15 to 20 mph. Gusts up to 40 mph decreasing to 30 mph after midnight.

Sunny. Highs in the mid 40s. West winds 5 to 10 mph.

Mostly clear. Lows in the upper 20s. Southwest winds around 5 mph.

Mostly sunny. Highs around 50.

Mostly cloudy. Lows around 40.

Mostly cloudy. Highs in the lower 50s.

Mostly cloudy with a 30 percent chance of rain. Lows in the upper 20s.

Mostly sunny with a chance of rain. Highs in the upper 30s. Chance of rain 30 percent.

Partly cloudy. Lows in the lower 20s.

Mostly sunny. Highs in the upper 30s.

Partly cloudy. Lows in the mid 20s.

Mostly sunny. Highs in the lower 40s.

Partly cloudy. Low temperature around 31F. Dew point will be around 25F with an average humidity of 70%. Winds will be 2 mph from the W.

Cloudy with a slight chance of rain-snow mix. Chance of precipitation 25%. High temperature around 36F. Dew point will be around 20F with an average humidity of 61%. Winds will be 4 mph from the W.

Partly cloudy. Low temperature around 21F. Dew point will be around 11F with an average humidity of 58%. Winds will be 7 mph from the NW.

Sunny. High temperature around 31F. Dew point will be around 10F with an average humidity of 49%. Winds will be 6 mph from the W.

Clear. Low temperature around 21F. Dew point will be around 10F with an average humidity of 57%. Winds will be 3 mph from the NW.