National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Fire Weather Concerns West; Thunderstorms in the Upper Midwest

Dry and breezy conditions will enhance fire weather concerns across portions of the northern and central High Plains through Saturday, where fuels remain largely receptive. Severe thunderstorms are possible across portions of central Nebraska to the Upper Midwest this Friday afternoon into tonight. Read More >

Current conditions at

Washington Manassas Airport (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Overcast

74°F

23°C

Humidity 91%
Wind Speed S 3 mph
Barometer 29.95 in (1014.5 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 11 Sep 1:56 am EDT
Extended Forecast for

Bull Run VA

  • Overnight

    Overnight: Showers likely, mainly after 4am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 69 °F

    Showers
    Likely

  • Friday

    Friday: A chance of showers, mainly before 9am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 81. North wind 3 to 7 mph. Chance of precipitation is 40%.

    High: 81 °F

    Chance
    Showers and
    Patchy Fog
    then Mostly
    Cloudy

  • Friday Night

    Friday Night: A slight chance of showers before 3am, then a slight chance of showers after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 20%.

    Low: 66 °F

    Mostly Cloudy
    then Slight
    Chance
    Showers and
    Patchy Fog

  • Saturday

    Saturday: A slight chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Southeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 83 °F

    Mostly Cloudy
    then Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.

    Low: 68 °F

    Showers
    Likely

  • Sunday

    Sunday: A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.

    High: 86 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Sunday Night

    Sunday Night: Partly cloudy, with a low around 66.

    Low: 66 °F

    Partly Cloudy

  • Monday

    Monday: Mostly sunny, with a high near 82.

    High: 82 °F

    Mostly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 59.

    Low: 59 °F

    Partly Cloudy

Detailed Forecast

Overnight
Showers likely, mainly after 4am. Mostly cloudy, with a low around 69. Calm wind. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Friday
A chance of showers, mainly before 9am. Patchy fog before 7am. Otherwise, mostly cloudy, with a high near 81. North wind 3 to 7 mph. Chance of precipitation is 40%.
Friday Night
A slight chance of showers before 3am, then a slight chance of showers after 5am. Patchy fog after 2am. Otherwise, mostly cloudy, with a low around 66. Calm wind. Chance of precipitation is 20%.
Saturday
A slight chance of showers before 8am, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 83. Southeast wind 3 to 7 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday Night
Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 68. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 70%.
Sunday
A slight chance of showers before 8am, then a slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 66.
Monday
Mostly sunny, with a high near 82.
Monday Night
Partly cloudy, with a low around 59.
Tuesday
Mostly sunny, with a high near 81.
Tuesday Night
Mostly clear, with a low around 62.
Wednesday
Sunny, with a high near 87.
Wednesday Night
A slight chance of showers. Partly cloudy, with a low around 64. Chance of precipitation is 20%.
Thursday
A chance of showers and thunderstorms. Mostly sunny, with a high near 87. Chance of precipitation is 30%.
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ABOUT THIS FORECAST

 
Point Forecast:
Bull Run VA
 38.81°N 77.53°W (Elev. 243 ft)
Last Update:
10:53 pm EDT Sep 10, 2026
Forecast Valid:
2am EDT Sep 11, 2026-6pm EDT Sep 17, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation