Areas of Severe Thunderstorms and Excessive Rainfall Thursday

Severe thunderstorms posing a risk for strong gusts and/or large hail are possible across portions of the northern and central Plains, the Lower Missouri to Lower Ohio Valleys, and across the Mid-Atlantic Thursday afternoon and evening. Excessive rainfall may bring flash and urban flooding over the Mid-Mississippi and Ohio Valleys, and Mid-Atlantic on Thursday. Read More >

Hazardous Weather Conditions

Flood Watch in effect from July 9, 02:00 PM EDT until July 9, 11:00 PM EDT

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Overcast

77°F

25°C

Humidity	86%
Wind Speed	SE 6 mph
Barometer	29.93 in (1013.7 mb)
Dewpoint	72°F (22°C)
Visibility	10.00 mi
Heat Index	78°F (26°C)
Last update	9 Jul 3:55 am EDT

More Information:

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

Extended Forecast for

Lorton VA

Flood Watch July 9, 02:00pm until July 9, 11:00pm

Click here for hazard details and duration

Flood Watch

Overnight
Low: 71 °F
Isolated
T-storms
Thursday
High: 87 °F
Isolated
T-storms then
T-storms
Thursday Night
Low: 71 °F
T-storms
Likely then
Patchy Fog
Friday
High: 90 °F
Mostly Sunny
then Showers
Likely
Friday Night
Low: 70 °F
Chance
T-storms then
Chance
Showers
Saturday
High: 84 °F
Slight Chance
Showers then
Showers
Likely
Saturday Night
Low: 67 °F
Showers
Likely then
Slight Chance
T-storms
Sunday
High: 84 °F
Mostly Sunny
then Slight
Chance
Showers
Sunday Night
Low: 65 °F
Partly Cloudy

Detailed Forecast

Overnight

Isolated showers and thunderstorms. Mostly cloudy, with a low around 71. Light south wind. Chance of precipitation is 20%.

Thursday

Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. High near 87. South wind around 6 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Showers and thunderstorms likely, mainly before 8pm. Patchy fog after 2am. Otherwise, mostly cloudy during the early evening, then gradual clearing, with a low around 71. Light west wind. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Friday

Showers likely and possibly a thunderstorm between 3pm and 4pm, then scattered showers and thunderstorms after 4pm. Increasing clouds, with a high near 90. West wind 3 to 8 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Friday Night

Scattered showers and thunderstorms. Mostly cloudy, with a low around 70. Light west wind. Chance of precipitation is 50%.

Saturday

A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 84. Chance of precipitation is 60%.

Saturday Night

Showers likely and possibly a thunderstorm before 8pm, then a slight chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 67. Chance of precipitation is 60%.

Sunday

A slight chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 20%.

Sunday Night

Partly cloudy, with a low around 65.

Monday

Mostly sunny, with a high near 84.

Monday Night

Mostly clear, with a low around 65.

Tuesday

Sunny, with a high near 89.

Tuesday Night

Mostly clear, with a low around 69.