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

79°F

26°C

Humidity	94%
Wind Speed	Calm
Barometer	30.03 in (1017.3 mb)
Dewpoint	77°F (25°C)
Visibility	10.00 mi
Heat Index	83°F (28°C)
Last update	2 Jul 10:56 pm EDT

More Information:

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

Extended Forecast for

2 Miles NNW Bull Run VA

Extreme Heat Warning July 3, 10:00am until July 3, 08:00pm

Extreme Heat Warning July 4, 10:00am until July 4, 08:00pm

Click here for hazard details and duration

Extreme Heat Warning

Tonight
Low: 77 °F
Mostly Clear
Friday
High: 102 °F
Hot
Friday Night
Low: 77 °F
Mostly Clear
Independence Day
High: 101 °F
Sunny then
Showers
Likely
Saturday Night
Low: 73 °F
Showers
Likely
Sunday
High: 95 °F
Mostly Sunny
then T-storms
Likely
Sunday Night
Low: 70 °F
T-storms
Likely then
Showers
Likely
Monday
High: 89 °F
Slight Chance
T-storms then
T-storms
Likely
Monday Night
Low: 68 °F
T-storms
Likely then
Showers
Likely

Detailed Forecast

Tonight

Mostly clear, with a low around 77. Calm wind.

Friday

Sunny and hot, with a high near 102. Heat index values as high as 109. Calm wind becoming west around 5 mph in the afternoon.

Friday Night

Mostly clear, with a low around 77. Calm wind.

Independence Day

Showers likely and possibly a thunderstorm after 2pm. Increasing clouds and hot, with a high near 101. Heat index values as high as 108. Calm wind becoming west 5 to 7 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Saturday Night

Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms between 8pm and 2am. Mostly cloudy, with a low around 73. West wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

Sunday

Showers and thunderstorms likely after 2pm. Partly sunny, with a high near 95. Chance of precipitation is 70%.

Sunday Night

Showers and thunderstorms likely before 8pm, then showers likely and possibly a thunderstorm between 8pm and 2am, then a slight chance of showers after 2am. Mostly cloudy, with a low around 70. Chance of precipitation is 70%.

Monday

A slight chance of showers, then showers and thunderstorms likely after 8am. Mostly cloudy, with a high near 89. Chance of precipitation is 70%.

Monday Night

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

Tuesday

A chance of showers, with thunderstorms also possible after 2pm. Partly sunny, with a high near 85. Chance of precipitation is 50%.

Tuesday Night

A chance of showers and thunderstorms. Mostly cloudy, with a low around 67. Chance of precipitation is 30%.

Wednesday

A slight chance of showers and thunderstorms. Partly sunny, with a high near 86. Chance of precipitation is 20%.

Wednesday Night

A slight chance of showers and thunderstorms. Partly cloudy, with a low around 67. Chance of precipitation is 20%.

Thursday

A chance of showers and thunderstorms. Mostly sunny, with a high near 88. Chance of precipitation is 30%.