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

Areas of Severe Thunderstorms and Excessive Rainfall through This Weekend

A multi-day thunderstorm and heavy rain event will impact the south-central U.S. this Memorial Day weekend. Severe thunderstorms may produce large hail, severe gusts, and a possible tornado or two across portions of the central and southern Plains through Monday. The threat for heavy to excessive rainfall and possible flash flooding will return to the south-central U.S., especially in the Ozarks. Read More >

Current conditions at

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

Lat: 38.72°NLon: 77.52°WElev: 194ft.

Fair

54°F

12°C

Humidity 64%
Wind Speed N 8 mph
Barometer 30.21 in (1023.4 mb)
Dewpoint 42°F (6°C)
Visibility 10.00 mi
Wind Chill52°F (11°C)
Last update 25 May 2:56 am EDT
Extended Forecast for

Haymarket VA

  • Overnight

    Overnight: Mostly clear, with a low around 46. Light northwest wind.

    Low: 46 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 73. Northwest wind 3 to 7 mph.

    High: 73 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Isolated showers between 10pm and 2am. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 20%.

    Low: 52 °F

    Isolated
    Showers

  • Memorial Day

    Memorial Day: Mostly cloudy, then gradually becoming sunny, with a high near 73. North wind around 6 mph.

    High: 73 °F

    Decreasing
    Clouds

  • Monday Night

    Monday Night: Partly cloudy, with a low around 50. Calm wind.

    Low: 50 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A chance of showers after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.

    High: 71 °F

    Mostly Cloudy
    then Chance
    Showers

  • Tuesday Night

    Tuesday Night: Showers, mainly after 8pm. Low around 55. Chance of precipitation is 80%.

    Low: 55 °F

    Showers

  • Wednesday

    Wednesday: Showers. High near 66. Chance of precipitation is 90%.

    High: 66 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers likely, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.

    Low: 61 °F

    Showers
    Likely

Detailed Forecast

Overnight
Mostly clear, with a low around 46. Light northwest wind.
Sunday
Increasing clouds, with a high near 73. Northwest wind 3 to 7 mph.
Sunday Night
Isolated showers between 10pm and 2am. Mostly cloudy, with a low around 52. Calm wind. Chance of precipitation is 20%.
Memorial Day
Mostly cloudy, then gradually becoming sunny, with a high near 73. North wind around 6 mph.
Monday Night
Partly cloudy, with a low around 50. Calm wind.
Tuesday
A chance of showers after 2pm. Mostly cloudy, with a high near 71. Chance of precipitation is 30%.
Tuesday Night
Showers, mainly after 8pm. Low around 55. Chance of precipitation is 80%.
Wednesday
Showers. High near 66. Chance of precipitation is 90%.
Wednesday Night
Showers likely, mainly before 2am. Mostly cloudy, with a low around 61. Chance of precipitation is 60%.
Thursday
A chance of showers. Mostly cloudy, with a high near 79. Chance of precipitation is 50%.
Thursday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Friday
A chance of showers. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
A chance of showers. Mostly cloudy, with a low around 60. Chance of precipitation is 30%.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 79. Chance of precipitation is 40%.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Haymarket VA
 38.82°N 77.64°W (Elev. 348 ft)
Last Update:
2:36 am EDT May 25, 2025
Forecast Valid:
3am EDT May 25, 2025-6pm EDT May 31, 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