Dangerous Heat to Continue through the Holiday Weekend; Severe Storms on Friday from the Plains to the Mid-Atlantic

Dangerous, record-breaking heat will continue across most of the central and eastern U.S through Friday then focusing across the eastern U.S. through the Independence Day holiday weekend. Peak heat indices of up to 115 degrees are possible. Isolated to scattered severe thunderstorms are possible from the northern/central Plains into the Midwest, Ohio Valley, and Mid-Atlantic Friday. 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

76°F

24°C

Humidity	94%
Wind Speed	Calm
Barometer	30.05 in (1017.8 mb)
Dewpoint	74°F (23°C)
Visibility	10.00 mi
Heat Index	76°F (24°C)
Last update	3 Jul 3:56 am EDT

More Information:

Local Forecast Office More Local Wx 3 Day History Hourly Weather Forecast

Extended Forecast for

Bull Run VA

Extreme Heat Warning July 3, 10:00am until July 3, 09:00pm

Extreme Heat Warning July 4, 10:00am until July 4, 09:00pm

Click here for hazard details and duration

Extreme Heat Warning

Today
High: 101 °F
Hot
Tonight
Low: 78 °F
Mostly Clear
Independence Day
High: 100 °F
Sunny then
Chance
T-storms
Saturday Night
Low: 72 °F
Showers
Likely
Sunday
High: 95 °F
Mostly Sunny
then T-storms
Sunday Night
Low: 70 °F
T-storms then
Showers
Likely
Monday
High: 90 °F
Chance
Showers then
Showers
Likely
Monday Night
Low: 69 °F
Showers
Likely
Tuesday
High: 88 °F
Slight Chance
Showers then
Showers
Likely

Detailed Forecast

Today

Sunny and hot, with a high near 101. Heat index values as high as 112. Calm wind becoming west around 5 mph in the afternoon.

Tonight

Mostly clear, with a low around 78. Light and variable wind.

Independence Day

A chance of showers and thunderstorms, mainly after 3pm. Mostly sunny and hot, with a high near 100. Heat index values as high as 111. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 30%.

Saturday Night

Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am. Mostly cloudy, with a low around 72. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Sunday

Showers and possibly a thunderstorm after 2pm. High near 95. Calm wind becoming southeast around 6 mph in the afternoon. Chance of precipitation is 80%.

Sunday Night

Showers and possibly a thunderstorm before 2am, then a chance of showers. Low around 70. Chance of precipitation is 80%.

Monday

A chance of showers before 8am, then a chance of showers and thunderstorms between 8am and 2pm, then showers likely and possibly a thunderstorm after 2pm. Mostly cloudy, with a high near 90. Chance of precipitation is 70%.

Monday Night

Showers likely and possibly a thunderstorm before 2am, then a slight chance of showers. Mostly cloudy, with a low around 69. Chance of precipitation is 60%.

Tuesday

A slight chance of showers, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 88. Chance of precipitation is 60%.

Tuesday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 68. Chance of precipitation is 60%.

Wednesday

A chance of showers and thunderstorms. Mostly sunny, with a high near 89. Chance of precipitation is 30%.

Wednesday Night

A chance of showers and thunderstorms. Partly cloudy, with a low around 68. Chance of precipitation is 30%.

Thursday

A slight chance of showers and thunderstorms. Mostly sunny, with a high near 91. Chance of precipitation is 20%.