IAD - Washington Dulles International Airport Current Conditions

Patchy fog late this morning. Showers with isolated thunderstorms late this morning, then numerous showers and scattered thunderstorms this afternoon. Some thunderstorms may produce heavy rainfall late this morning. Highs in the lower 80s. Northeast winds 5 to 10 mph. Chance of rain near 100 percent.

Partly cloudy. A chance of showers with a slight chance of thunderstorms in the evening. Patchy fog after midnight. Lows in the upper 60s. Northeast winds around 5 mph in the evening, becoming light and variable. Chance of rain 40 percent.

Partly sunny in the morning, then clearing. Highs in the mid 80s. East winds around 5 mph.

Mostly clear. Lows in the upper 60s. Southeast winds around 5 mph.

Sunny. Highs in the lower 90s. South winds 5 to 10 mph.

Mostly clear. Lows in the lower 70s.

Sunny, hot with highs in the upper 90s. Heat index values up to 110.

Mostly clear. Lows in the upper 70s.

Sunny, hot with highs 100 to 105. Heat index values up to 110.

Mostly clear. Lows around 80.

Sunny with a chance of showers and thunderstorms. Hot with highs around 105. Chance of rain 30 percent.

Partly cloudy. Lows in the upper 70s.