Severe Thunderstorms and Heavy Rainfall Across the Midwest into the Great Lakes Region; Significant Heat in the Southwest

Strong to severe storms may produce damaging winds, isolated hail, and a few tornadoes from the Midwest into the lower Great Lakes. These storms may also produce areas of heavy rain and flash flooding. Significant heat will continue across parts of the Desert Southwest into western Texas and north Alaska. Dangerous heat will also build into the Eastern and Central U.S. and continue into next week. 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.

Partly Cloudy

88°F

31°C

Humidity	68%
Wind Speed	SW 7 mph
Barometer	29.91 in (1013.1 mb)
Dewpoint	76°F (24°C)
Visibility	7.00 mi
Heat Index	99°F (37°C)
Last update	18 Jun 12:56 pm EDT

More Information:

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

Extended Forecast for

Haymarket VA

Flood Watch until June 18, 08:00pm

Severe T-storm Watch until June 18, 07:00pm

Click here for hazard details and duration

Flood Watch

Severe T-storm Watch

Flood Watch until June 18, 08:00pm
Severe T-storm Watch until June 18, 07:00pm
NOW: Multiple hazards in effect
Click HERE for Details
This Afternoon
High: 89 °F
Severe
Thunderstorms
Tonight
Low: 71 °F
Scattered
T-storms then
Mostly Clear
Juneteenth
High: 91 °F
Sunny then
T-storms
Likely
Thursday Night
Low: 64 °F
Chance
T-storms then
Mostly Clear
Friday
High: 86 °F
Sunny
Friday Night
Low: 64 °F
Partly Cloudy
Saturday
High: 89 °F
Sunny
Saturday Night
Low: 70 °F
Mostly Clear

Detailed Forecast

This Afternoon

Showers and thunderstorms likely, mainly between 3pm and 5pm, then showers likely and possibly a thunderstorm after 5pm. Some of the storms could be severe. Partly sunny, with a high near 89. Southwest wind around 8 mph. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

Tonight

Scattered showers and thunderstorms, mainly before 7pm. Mostly clear, with a low around 71. Light southwest wind. Chance of precipitation is 30%.

Juneteenth

A slight chance of showers, then showers and thunderstorms likely after 2pm. Sunny, with a high near 91. Southwest wind 6 to 13 mph, with gusts as high as 22 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

Thursday Night

A chance of showers and thunderstorms before 8pm. Partly cloudy, with a low around 64. West wind around 7 mph. Chance of precipitation is 30%.

Friday

Sunny, with a high near 86. Northwest wind around 6 mph.

Friday Night

Partly cloudy, with a low around 64.

Saturday

Sunny, with a high near 89.

Saturday Night

Mostly clear, with a low around 70.

Sunday

Mostly sunny, with a high near 95.