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

Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather from the Southern Plains to the Great Lakes

Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Hazardous Weather Conditions

Current conditions at

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

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

84°F

29°C

Humidity 38%
Wind Speed S 7 mph
Barometer 29.97 in (1015.3 mb)
Dewpoint 56°F (13°C)
Visibility 10.00 mi
Heat Index83°F (28°C)
Last update 14 Apr 2:56 pm EDT
Extended Forecast for

2 Miles NW Bull Run VA

  • Tonight

    Tonight: Partly cloudy, with a low around 65. Southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.

    Low: 65 °F

    Partly Cloudy

  • Wednesday

    Wednesday: Sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 18 mph.

    High: 93 °F

    Sunny

  • Wednesday Night

    Wednesday Night: Mostly cloudy, with a low around 67. Southwest wind 3 to 6 mph.

    Low: 67 °F

    Mostly Cloudy

  • Thursday

    Thursday: Partly sunny, with a high near 92. Calm wind becoming southwest 5 to 9 mph in the afternoon.

    High: 92 °F

    Partly Sunny

  • Thursday Night

    Thursday Night: A chance of showers, mainly after 2am. Partly cloudy, with a low around 67. West wind 5 to 7 mph. Chance of precipitation is 30%.

    Low: 67 °F

    Chance
    Showers

  • Friday

    Friday: A chance of showers, mainly after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.

    High: 86 °F

    Chance
    Showers

  • Friday Night

    Friday Night: A chance of showers before 8pm. Mostly clear, with a low around 60. Chance of precipitation is 30%.

    Low: 60 °F

    Chance
    Showers then
    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 90.

    High: 90 °F

    Sunny

  • Saturday Night

    Saturday Night: A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.

    Low: 58 °F

    Chance
    Showers

Detailed Forecast

Tonight
Partly cloudy, with a low around 65. Southwest wind 5 to 9 mph becoming calm after midnight. Winds could gust as high as 20 mph.
Wednesday
Sunny, with a high near 93. Calm wind becoming southwest 5 to 8 mph in the morning. Winds could gust as high as 18 mph.
Wednesday Night
Mostly cloudy, with a low around 67. Southwest wind 3 to 6 mph.
Thursday
Partly sunny, with a high near 92. Calm wind becoming southwest 5 to 9 mph in the afternoon.
Thursday Night
A chance of showers, mainly after 2am. Partly cloudy, with a low around 67. West wind 5 to 7 mph. Chance of precipitation is 30%.
Friday
A chance of showers, mainly after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 30%.
Friday Night
A chance of showers before 8pm. Mostly clear, with a low around 60. Chance of precipitation is 30%.
Saturday
Sunny, with a high near 90.
Saturday Night
A chance of showers. Mostly cloudy, with a low around 58. Chance of precipitation is 30%.
Sunday
A chance of showers. Mostly cloudy, with a high near 73. Chance of precipitation is 50%.
Sunday Night
A chance of showers. Partly cloudy, with a low around 42. Chance of precipitation is 30%.
Monday
Sunny, with a high near 61.
Monday Night
Mostly clear, with a low around 37.
Tuesday
Sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles NW Bull Run VA
 38.81°N 77.55°W (Elev. 253 ft)
Last Update:
2:23 pm EDT Apr 14, 2026
Forecast Valid:
3pm EDT Apr 14, 2026-6pm EDT Apr 21, 2026
 
Forecast Discussion
 
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Additional Resources

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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