Slow System Impacts Southern California and Southwest; Severe Weather Threats Over The East

A slow moving storm system will deliver heavy mountain snow and rainfall to southern California and the Desert Southwest through late week. The locally heavy rainfall may pose a flash flood risk, especially to burn scar locations. Severe thunderstorms capable of damaging winds, large hail, and isolated tornadoes will be possible from the Great Lakes and Ohio Valley into the Mid-Atlantic today. Read More >

Hazardous Weather Conditions

Hazardous Weather Outlook

En Español

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

A Few Clouds

64°F

18°C

Humidity	78%
Wind Speed	S 5 mph
Barometer	29.79 in (1009.1 mb)
Dewpoint	57°F (14°C)
Visibility	10.00 mi
Last update	7 Apr 6:56 pm EDT

More Information:

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

Extended Forecast for

Franconia VA

Tonight

Showers
Likely
Low: 58 °F
Wednesday

Showers
Likely then
Chance
Showers
High: 79 °F
Wednesday
Night

Mostly Clear
Low: 52 °F
Thursday

Showers
Likely
High: 68 °F
Thursday
Night

Partly Cloudy
Low: 40 °F
Friday

Mostly Sunny
High: 54 °F
Friday
Night

Mostly Clear
Low: 38 °F
Saturday

Sunny
High: 60 °F
Saturday
Night

Partly Cloudy
Low: 43 °F

Detailed Forecast

Tonight

Showers likely and possibly a thunderstorm before 11pm, then a chance of showers and thunderstorms between 11pm and 5am, then showers likely and possibly a thunderstorm after 5am. Some of the storms could produce small hail and gusty winds. Mostly cloudy, with a low around 58. Southeast wind around 6 mph becoming light and variable. Chance of precipitation is 70%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Wednesday

Showers and thunderstorms likely, mainly before 11am. Partly sunny, with a high near 79. West wind 6 to 13 mph, with gusts as high as 21 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Wednesday Night

Mostly clear, with a low around 52. Northwest wind 5 to 8 mph becoming calm after midnight.

Thursday

Showers likely and possibly a thunderstorm before 2pm, then a slight chance of showers. Mostly cloudy, then gradually becoming sunny, with a high near 68. South wind 6 to 11 mph becoming west 13 to 18 mph in the afternoon. Winds could gust as high as 31 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Thursday Night

Partly cloudy, with a low around 40. West wind 9 to 14 mph, with gusts as high as 18 mph.

Friday

Mostly sunny, with a high near 54.

Friday Night

Mostly clear, with a low around 38.

Saturday

Sunny, with a high near 60.

Saturday Night

Partly cloudy, with a low around 43.

Sunday

Rain. High near 67. Chance of precipitation is 80%.