Showers and Storms in the East; Dangerously Hot and Dry in the West

Scattered showers and storms are expected across portions of the Central and Eastern U.S. through the end of the week. Meanwhile, dangerous heat will intensify across the Desert Southwest and Intermountain West. Hot, dry weather and increasing winds will allow elevated wildfire conditions to return to the northern Intermountain West, where air quality issues persist from ongoing fires. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Fair

72°F

22°C

Humidity	94%
Wind Speed	Calm
Barometer	30.11 in (1019.8 mb)
Dewpoint	70°F (21°C)
Visibility	10.00 mi
Last update	7 Aug 2:55 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Mount Vernon VA

Overnight
Low: 73 °F
Patchy Fog
Friday
High: 91 °F
Patchy Fog
then Chance
T-storms
Friday Night
Low: 72 °F
Showers
Likely then
Partly Cloudy
Saturday
High: 92 °F
Mostly Sunny
then Showers
Likely
Saturday Night
Low: 75 °F
Chance
T-storms then
Partly Cloudy
Sunday
High: 91 °F
Mostly Sunny
Sunday Night
Low: 74 °F
Partly Cloudy
Monday
High: 93 °F
Sunny
Monday Night
Low: 76 °F
Partly Cloudy

Detailed Forecast

Overnight

Patchy fog after 4am. Otherwise, mostly cloudy, with a low around 73. Calm wind.

Friday

A chance of showers and thunderstorms, mainly after 5pm. Patchy fog before 7am. Otherwise, increasing clouds, with a high near 91. South wind 3 to 8 mph. Chance of precipitation is 30%.

Friday Night

Showers and thunderstorms likely, mainly before 10pm. Mostly cloudy, then gradually becoming mostly clear, with a low around 72. Southwest wind 3 to 5 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday

A chance of showers and thunderstorms before 4pm, then showers likely and possibly a thunderstorm between 4pm and 5pm, then a chance of showers and thunderstorms after 5pm. Increasing clouds, with a high near 92. Southwest wind 5 to 7 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 75. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.

Sunday

Mostly sunny, with a high near 91.

Sunday Night

Partly cloudy, with a low around 74.

Monday

Sunny, with a high near 93.

Monday Night

Partly cloudy, with a low around 76.

Tuesday

A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 94. Chance of precipitation is 20%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 75. Chance of precipitation is 30%.