Dumfries, VA Severe Weather Alertstar_ratehome

...FLOOD WATCH REMAINS IN EFFECT FROM THURSDAY AFTERNOON THROUGH
LATE THURSDAY NIGHT...

* WHAT...Flash flooding caused by excessive rainfall continues to be
possible.

* WHERE...The District of Columbia, portions of Maryland, including
the following areas, Anne Arundel, Calvert, Carroll, Cecil,
Central and Southeast Howard, Central and Southeast Montgomery,
Charles, Frederick MD, Northern Baltimore, Northwest Harford,
Northwest Howard, Northwest Montgomery, Prince Georges, Southeast
Harford, Southern Baltimore and St. Marys, and northern Virginia,
including the following areas, Arlington/Falls Church/Alexandria,
Central and Southeast Prince William/Manassas/Manassas Park,
Eastern Loudoun, Fairfax, Northern Fauquier, Northwest Prince
William, Southern Fauquier and Western Loudoun.

* WHEN...From Thursday afternoon through late Thursday night.

* IMPACTS...Excessive runoff may result in flooding of rivers,
creeks, streams, and other low-lying and flood-prone locations.
Flooding may occur in poor drainage and urban areas. Extensive
street flooding and flooding of creeks and rivers are possible.

* ADDITIONAL DETAILS...
- Significant flash flooding is possible. Numerous showers and
thunderstorms will develop and move across the area Thursday
afternoon into Thursday evening. Thunderstorms will be
capable of producing very heavy rain, with rainfall rates of
1 to 2 inches in 30 minutes. Widespread rainfall amounts of 1
to 2 inches are expected. Some areas could experience
multiple rounds of thunderstorms, with higher rainfall
amounts of 4 to 6 inches possible. This could result in
numerous instances of flash flooding. Showers and
thunderstorms will begin early Thursday afternoon, and the
heaviest rainfall is most likely from 3 PM to 8 PM.
- Please visit www.weather.gov/safety/flood for flood safety
and preparedness information

PRECAUTIONARY/PREPAREDNESS ACTIONS...

You should monitor later forecasts and be prepared to take action
should Flash Flood Warnings be issued.

&&

...AIR QUALITY ALERT IS IN EFFECT FOR WEDNESDAY JULY 30 2025...

The Virginia Department of Environmental Quality has issued a
Code ORANGE Air Quality Alert Wednesday for
Northern Virginia.

A Code Orange Air Quality Alert means that air pollution
concentrations within the region may become unhealthy for
sensitive groups. Sensitive groups include children, people
suffering from asthma, heart disease or other lung diseases and
the elderly. The effects of air pollution can be minimized by
avoiding strenuous activity or exercise outdoors.

For more information on ground-level ozone and fine particles
visit the web site Virginia DEQ air quality web site at
www.deq.virginia.gov.