Hazardous Weather Conditions
Current conditions at
Washington Manassas Airport (KHEF)
Lat: 38.72°NLon: 77.52°WElev: 194ft.
Overcast
79°F
26°C
| Humidity | 90% |
| Wind Speed | SE 5 mph |
| Barometer | 29.91 in (1013.1 mb) |
| Dewpoint | 76°F (24°C) |
| Visibility | 10.00 mi |
| Heat Index | 83°F (28°C) |
| Last update | 16 Aug 7:56 pm EDT |
Extended Forecast for
5 Miles NNE Ruby VA
Flood Watch until August 17, 03:00am
NOW until 3:00am Mon
Flood Watch
Tonight
Low: 71 °F
Severe
ThunderstormsMonday
High: 89 °F
Sunny then
Chance
T-stormsMonday Night
Low: 69 °F
Chance
T-storms then
Mostly CloudyTuesday
High: 86 °F
Mostly Sunny
Tuesday Night
Low: 66 °F
Mostly Clear
Wednesday
High: 88 °F
Sunny
Wednesday Night
Low: 69 °F
Slight Chance
T-stormsThursday
High: 86 °F
Slight Chance
Showers then
Chance
T-storms
Detailed Forecast
Tonight
Showers and possibly a thunderstorm before 10pm, then scattered showers and thunderstorms between 10pm and 2am, then a slight chance of showers after 2am. Some of the storms could be severe. Low around 71. Southwest wind around 6 mph, with gusts as high as 18 mph. Chance of precipitation is 80%. New rainfall amounts between a quarter and half of an inch possible.
Monday
A chance of showers and thunderstorms after 2pm. Increasing clouds, with a high near 89. Northwest wind 3 to 7 mph. Chance of precipitation is 30%.
Monday Night
A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 69. Light northwest wind. Chance of precipitation is 30%.
Tuesday
Mostly sunny, with a high near 86. North wind around 6 mph.
Tuesday Night
Mostly clear, with a low around 66. Calm wind.
Wednesday
Sunny, with a high near 88.
Wednesday Night
A slight chance of showers and thunderstorms before 2am. Partly cloudy, with a low around 69. Chance of precipitation is 20%.
Thursday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86. Chance of precipitation is 50%.
Thursday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 40%.
Friday
A slight chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 79. Chance of precipitation is 30%.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 64. Chance of precipitation is 40%.
Saturday
A chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 30%.
Saturday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 65. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms. Partly sunny, with a high near 83. Chance of precipitation is 20%.
Additional Forecasts and Information
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Forecast AreaABOUT THIS FORECAST
Point Forecast:
5 Miles NNE Ruby VA
38.58°N 77.51°W (Elev. 397 ft)
38.58°N 77.51°W (Elev. 397 ft)
8:01 pm EDT Aug 16, 2026
8pm EDT Aug 16, 2026-6pm EDT Aug 23, 2026
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