10-Day Weather Forecast - Dulles, VA

Mostly cloudy with a chance of showers. A chance of thunderstorms this afternoon. Some thunderstorms may produce damaging winds and large hail this afternoon. Highs in the upper 70s. South winds 10 to 15 mph with gusts up to 25 mph. Chance of rain 50 percent.

A chance of showers and thunderstorms in the evening then showers after midnight. Some thunderstorms may be severe with damaging winds and large hail. Lows in the mid 40s. Southwest winds 10 to 15 mph with gusts up to 25 mph becoming west 15 to 20 mph with gusts up to 35 mph after midnight. Chance of rain near 100 percent.

Cloudy with showers in the morning then partly sunny with a chance of showers in the afternoon. Breezy and much cooler with highs in the mid 40s. Northwest winds 15 to 25 mph with gusts up to 35 mph. Chance of rain 90 percent.

Mostly clear. Lows in the lower 30s. Northwest winds 10 to 15 mph with gusts up to 25 mph becoming west around 5 mph after midnight.

Partly sunny and breezy. Highs in the mid 50s. South winds 15 to 25 mph. Gusts up to 40 mph in the afternoon.

Partly cloudy. Lows in the upper 30s.

Mostly sunny. Highs in the mid 50s.

Mostly cloudy. Lows in the upper 30s.

Mostly cloudy. Highs around 60.

Rain. Lows in the upper 40s. Chance of rain 80 percent.

Rain likely. Highs around 60. Temperature falling into the upper 40s in the afternoon. Chance of rain 70 percent.

Partly cloudy. Cooler with lows in the upper 20s.

Mostly sunny. Cooler with highs in the upper 30s.

Clear. Low temperature around 25F. Dew point will be around 11F with an average humidity of 45%. Winds will be 6 mph from the N.

Mostly sunny. High temperature around 41F. Dew point will be around 13F with an average humidity of 43%. Winds will be 2 mph from the N.

Partly cloudy. Low temperature around 28F. Dew point will be around 18F with an average humidity of 55%. Winds will be 1 mph from the E.

Sunny. High temperature around 47F. Dew point will be around 23F with an average humidity of 52%. Winds will be 2 mph from the N.

Mostly clear. Low temperature around 34F. Dew point will be around 25F with an average humidity of 60%. Winds will be 3 mph from the SE.