Summer Heat Continues; Severe Weather For Northeast

A large ridge of high pressure continues to bring summer heat and humidity to several sections of the country. Excessive heat warnings and heat advisories are in effect across the Desert Southwest, southern Plains, Lower Mississippi Valley and a small part of the Mid-Atlantic. Meanwhile, severe thunderstorms are forecast for the Northeast and northern Mid-Atlantic today. Read More >

Current conditions at

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

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

89°F

32°C

Humidity 59%
Wind Speed S 8 mph
Barometer 29.89 in (1012.5 mb)
Dewpoint 73°F (23°C)
Visibility 10.00 mi
Heat Index97°F (36°C)
Last update 21 Aug 3:56 pm EDT
Extended Forecast for

Bristow VA

Severe T-storm Watch until August 21, 10:00pm
Click here for hazard details and duration
Severe T-storm Watch
  •  
    Severe T-storm Watch until August 21, 10:00pm

    NOW until
    10:00pm Wed

    Severe T-storm Watch

  • This
    Afternoon

    This Afternoon: Scattered showers and thunderstorms. Some storms could be severe, with large hail and damaging winds.  Mostly cloudy, with a high near 92. Southwest wind around 10 mph.  Chance of precipitation is 50%.

    Severe
    Thunderstorms

    High: 92 °F

  • Tonight

    Tonight: Scattered showers and thunderstorms before 11pm. Some storms could be severe, with large hail and damaging winds.  Patchy fog after 5am.  Otherwise, partly cloudy, with a low around 70. South wind around 5 mph becoming calm  in the evening.  Chance of precipitation is 30%.

    Severe
    Thunderstorms
    then Patchy
    Fog

    Low: 70 °F

  • Thursday

    Thursday: Isolated showers and thunderstorms after 2pm.  Patchy fog before 8am.  Otherwise, increasing clouds, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the afternoon.  Chance of precipitation is 20%.

    Patchy Fog
    then Isolated
    T-storms

    High: 92 °F

  • Thursday
    Night

    Thursday Night: Scattered showers and thunderstorms.  Mostly cloudy, with a low around 68. West wind around 6 mph becoming calm  after midnight.  Chance of precipitation is 40%.

    Scattered
    T-storms

    Low: 68 °F

  • Friday

    Friday: A chance of showers and thunderstorms.  Mostly cloudy, with a high near 81. North wind around 6 mph.  Chance of precipitation is 50%.

    Chance
    Showers then
    Chance
    T-storms

    High: 81 °F

  • Friday
    Night

    Friday Night: A chance of showers and thunderstorms.  Mostly cloudy, with a low around 61. Chance of precipitation is 40%.

    Chance
    T-storms

    Low: 61 °F

  • Saturday

    Saturday: Mostly sunny, with a high near 81.

    Mostly Sunny

    High: 81 °F

  • Saturday
    Night

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

    Partly Cloudy

    Low: 59 °F

Detailed Forecast

This Afternoon
Scattered showers and thunderstorms. Some storms could be severe, with large hail and damaging winds. Mostly cloudy, with a high near 92. Southwest wind around 10 mph. Chance of precipitation is 50%.
Tonight
Scattered showers and thunderstorms before 11pm. Some storms could be severe, with large hail and damaging winds. Patchy fog after 5am. Otherwise, partly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 30%.
Thursday
Isolated showers and thunderstorms after 2pm. Patchy fog before 8am. Otherwise, increasing clouds, with a high near 92. Calm wind becoming southwest 5 to 7 mph in the afternoon. Chance of precipitation is 20%.
Thursday Night
Scattered showers and thunderstorms. Mostly cloudy, with a low around 68. West wind around 6 mph becoming calm after midnight. Chance of precipitation is 40%.
Friday
A chance of showers and thunderstorms. Mostly cloudy, with a high near 81. North wind around 6 mph. Chance of precipitation is 50%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 61. Chance of precipitation is 40%.
Saturday
Mostly sunny, with a high near 81.
Saturday Night
Partly cloudy, with a low around 59.
Sunday
Mostly sunny, with a high near 82.
Sunday Night
Partly cloudy, with a low around 61.
Monday
A chance of showers. Partly sunny, with a high near 80. Chance of precipitation is 30%.
Monday Night
A chance of showers. Mostly cloudy, with a low around 64. Chance of precipitation is 30%.
Tuesday
A chance of showers. Mostly cloudy, with a high near 84. Chance of precipitation is 30%.
Tuesday Night
Mostly cloudy, with a low around 66.
Wednesday
A chance of showers and thunderstorms. Partly sunny, with a high near 87.
Click Map For Forecast
Point Forecast:
Bristow VA
 38.72°N 77.54°W (Elev. 207 ft)
4:33 pm EDT Aug 21, 2019
4pm EDT Aug 21, 2019-6pm EDT Aug 28, 2019
 
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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