Storm Impacting the Southwest U.S.; Above Normal Temperatures Further East

A storm system will shift across the southwest U.S. through Thursday with widespread showers and isolated thunderstorms. Isolated flooding is possible. High-elevation snow is also expected in parts of Nevada and the southern Sierra Nevada range. East of this storm, above average temperatures will challenge or break daily record high temperatures this week in the southern Plains and southeast U.S. Read More >

Current conditions at

Fort Belvoir (KDAA)

Lat: 38.72°NLon: 77.18°WElev: 69ft.

Partly Cloudy

51°F

11°C

Humidity	33%
Wind Speed	S 7 mph
Barometer	30.17 in (1022.0 mb)
Dewpoint	23°F (-5°C)
Visibility	10.00 mi
Wind Chill	48°F (9°C)
Last update	18 Nov 12:55 pm EST

More Information:

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

Extended Forecast for

2 Miles SE Accokeek MD

This Afternoon
High: 50 °F
Chance Rain
Tonight
Low: 40 °F
Rain and
Patchy Fog
Wednesday
High: 53 °F
Patchy Fog
then Mostly
Cloudy
Wednesday Night
Low: 39 °F
Mostly Cloudy
Thursday
High: 54 °F
Cloudy
Thursday Night
Low: 44 °F
Cloudy
Friday
High: 60 °F
Mostly Cloudy
Friday Night
Low: 47 °F
Rain Likely
Saturday
High: 56 °F
Chance Rain

Detailed Forecast

This Afternoon

A chance of rain, mainly after 5pm. Cloudy, with a high near 50. South wind 3 to 5 mph. Chance of precipitation is 30%.

Tonight

Rain, mainly before 5am. Patchy fog between 4am and 5am. Low around 40. Southeast wind 3 to 6 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

Wednesday

Patchy fog before 8am. Otherwise, mostly cloudy, with a high near 53. Calm wind becoming north 5 to 8 mph in the morning.

Wednesday Night

Mostly cloudy, with a low around 39. North wind around 5 mph becoming calm in the evening.

Thursday

Cloudy, with a high near 54. Calm wind.

Thursday Night

Cloudy, with a low around 44.

Friday

Mostly cloudy, with a high near 60.

Friday Night

Rain likely, mainly after 1am. Mostly cloudy, with a low around 47. Chance of precipitation is 70%.