Thunderstorms and Heavy Rainfall from the Plains to the Mid-Atlantic

Severe thunderstorms producing damaging winds are most likely over parts of the Dakotas into Minnesota from this afternoon into the overnight, with other isolated storms producing hail or wind over the northern High Plains. In the Northern Plains into the Upper Great Lakes and Mid-Atlantic, heavy to excessive rain may bring flash and urban flooding through Wednesday. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

79°F

26°C

Humidity	79%
Wind Speed	Calm
Barometer	29.99 in (1015.8 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	82°F (28°C)
Last update	7 Jul 12:55 pm EDT

More Information:

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

Extended Forecast for

Lorton VA

This Afternoon
High: 84 °F
Scattered
Showers
Tonight
Low: 71 °F
Showers
Likely and
Patchy Fog
Wednesday
High: 82 °F
Chance
Showers and
Patchy Fog
then Partly
Sunny
Wednesday Night
Low: 71 °F
Slight Chance
T-storms then
Showers
Likely
Thursday
High: 86 °F
Showers
Likely then
T-storms
Thursday Night
Low: 72 °F
T-storms then
Slight Chance
Showers
Friday
High: 89 °F
Sunny then
Chance
T-storms
Friday Night
Low: 71 °F
Chance
T-storms
Saturday
High: 86 °F
Chance
Showers then
Chance
T-storms

Detailed Forecast

This Afternoon

Scattered showers and thunderstorms. Partly sunny, with a high near 84. Northeast wind around 5 mph. Chance of precipitation is 40%.

Tonight

Showers and thunderstorms likely before 2am, then scattered showers. Patchy fog after 1am. Otherwise, mostly cloudy, with a low around 71. East wind 3 to 5 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

A chance of showers, mainly before 9am. Patchy fog before 10am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 82. Northeast wind 3 to 5 mph. Chance of precipitation is 30%.

Wednesday Night

A slight chance of showers and thunderstorms, then showers likely after 2am. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday

Showers likely before 11am, then a chance of showers and thunderstorms between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 86. South wind 3 to 6 mph. Chance of precipitation is 90%.

Thursday Night

Showers and thunderstorms before 11pm, then a slight chance of showers between 11pm and 2am. Low around 72. Chance of precipitation is 80%.

Friday

A chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 89. Chance of precipitation is 50%.

Friday Night

A chance of showers and thunderstorms, mainly before 8pm. Mostly cloudy, with a low around 71. Chance of precipitation is 30%.

Saturday

A chance of showers and thunderstorms after 8am. Partly sunny, with a high near 86. Chance of precipitation is 40%.

Saturday Night

A chance of showers and thunderstorms before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Chance of precipitation is 30%.

Sunday

A chance of showers and thunderstorms. Mostly sunny, with a high near 83. Chance of precipitation is 30%.

Sunday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

Monday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 85. Chance of precipitation is 20%.