Current conditions at
Washington Manassas Airport (KHEF)
Lat: 38.72°NLon: 77.52°WElev: 194ft.
Mostly Cloudy
66°F
19°C
| Humidity | 100% |
| Wind Speed | Calm |
| Barometer | 29.95 in (1014.5 mb) |
| Dewpoint | 66°F (19°C) |
| Visibility | 10.00 mi |
| Last update | 19 Aug 1:56 am EDT |
Extended Forecast for
Gainesville VA
Overnight

Low: 66 °F
Partly Cloudy
Wednesday
High: 89 °F
Patchy Fog
then SunnyWednesday Night

Low: 68 °F
Partly Cloudy
Thursday
High: 85 °F
Slight Chance
Showers then
Showers
LikelyThursday Night
Low: 65 °F
Showers
Likely then
Slight Chance
ShowersFriday

High: 82 °F
Chance
ShowersFriday Night

Low: 65 °F
Showers
LikelySaturday

High: 83 °F
Chance
ShowersSaturday Night

Low: 66 °F
Chance
Showers
Detailed Forecast
Overnight
Partly cloudy, with a low around 66. Calm wind.
Wednesday
Patchy fog before 9am. Otherwise, sunny, with a high near 89. Light and variable wind.
Wednesday Night
Partly cloudy, with a low around 68. Calm wind.
Thursday
A slight chance of showers before 2pm, then a chance of showers and thunderstorms between 2pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Partly sunny, with a high near 85. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday Night
Showers and thunderstorms likely before 11pm, then a slight chance of showers between 11pm and 2am. Mostly cloudy, with a low around 65. Light north wind. Chance of precipitation is 60%.
Friday
A chance of showers between 8am and 2pm, then a chance of showers and thunderstorms after 2pm. Partly sunny, with a high near 82. Chance of precipitation is 40%.
Friday Night
Showers likely and possibly a thunderstorm. Mostly cloudy, with a low around 65. Chance of precipitation is 60%.
Saturday
A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 83. Chance of precipitation is 50%.
Saturday Night
A chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 66. Chance of precipitation is 30%.
Sunday
A slight chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 85. Chance of precipitation is 20%.
Sunday Night
Partly cloudy, with a low around 64.
Monday
Sunny, with a high near 84.
Monday Night
Mostly clear, with a low around 63.
Tuesday
Sunny, with a high near 84.
Additional Forecasts and Information
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ABOUT THIS FORECAST
Point Forecast:
Gainesville VA
38.79°N 77.61°W (Elev. 348 ft)
38.79°N 77.61°W (Elev. 348 ft)
2:26 am EDT Aug 19, 2026
2am EDT Aug 19, 2026-6pm EDT Aug 25, 2026


