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

Hazardous Weather Conditions

Current conditions at

Manassas, Manassas Regional Airport/Harry P. Davis Field (KHEF)

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

71°F

22°C

Humidity 100%
Wind Speed SE 3 mph
Barometer 29.96 in (1014.9 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Last update 16 Jul 11:56 pm EDT
Extended Forecast for

3 Miles S Broad Run VA

Flood Warning until July 17, 02:30am
Click here for hazard details and duration
...
  •  
    Flood Warning until July 17, 02:30am

    NOW until 2:30am Thu

    Flood Warning

  • Overnight

    Low: 74 °F

    Chance
    Showers

  • Thursday

    Thursday: A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.

    High: 94 °F

    Sunny then
    Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 74. Southwest wind around 6 mph becoming calm after midnight.

    Low: 74 °F

    Partly Cloudy

  • Friday

    Friday: A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Light north wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 88 °F

    Slight Chance
    T-storms then
    Showers
    Likely

  • Friday Night

    Friday Night: Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.

    Low: 70 °F

    Showers
    Likely then
    Slight Chance
    Showers

  • Saturday

    Saturday: Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.

    High: 86 °F

    Slight Chance
    Showers then
    Showers
    Likely

  • Saturday Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.

    Low: 72 °F

    Showers
    Likely then
    Chance
    T-storms

  • Sunday

    Sunday: Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.

    High: 89 °F

    Partly Sunny
    then Showers
    Likely

Detailed Forecast

Overnight
A chance of showers and thunderstorms before 2am, then a slight chance of showers between 2am and 3am. Mostly cloudy, with a low around 74. Southwest wind around 7 mph. Chance of precipitation is 30%.
Thursday
A chance of showers and thunderstorms, mainly after 5pm. Mostly sunny, with a high near 94. Heat index values as high as 102. Southwest wind 7 to 9 mph, with gusts as high as 18 mph. Chance of precipitation is 30%.
Thursday Night
Partly cloudy, with a low around 74. Southwest wind around 6 mph becoming calm after midnight.
Friday
A slight chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Light north wind. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Friday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 70. Calm wind. Chance of precipitation is 60%.
Saturday
Showers likely and possibly a thunderstorm, mainly after 2pm. Mostly cloudy, with a high near 86. Chance of precipitation is 70%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 72. Chance of precipitation is 60%.
Sunday
Showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 89. Chance of precipitation is 60%.
Sunday Night
Showers likely and possibly a thunderstorm before 8pm. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.
Monday
A chance of showers after 2pm. Mostly sunny, with a high near 84. Chance of precipitation is 30%.
Monday Night
A chance of showers. Partly cloudy, with a low around 67. Chance of precipitation is 30%.
Tuesday
A chance of showers. Partly sunny, with a high near 85. Chance of precipitation is 40%.
Tuesday Night
A chance of showers. Partly cloudy, with a low around 69. Chance of precipitation is 30%.
Wednesday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles S Broad Run VA
 38.76°N 77.73°W (Elev. 518 ft)
Last Update:
10:31 pm EDT Jul 16, 2025
Forecast Valid:
12am EDT Jul 17, 2025-6pm EDT Jul 23, 2025
 
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