Severe weather brought waves of storms, damaging winds and heavy rain to the D.C. region on Monday.
A flood warning is in effect until 6 p.m. for areas in Northern Virginia including parts of Fairfax County, Manassas Park and Prince William County.
Parts of Harford County and Baltimore County in northern Maryland are also under a flood warning until 6:45 p.m.
All previous tornado watches for the D.C., Maryland and Virginia areas are no longer in effect. As storms begin to move out, Storm Team4 says they have expired.
Gov. Ralph Northam said there were over 20 water rescues Sunday night in Washington County after severe floods. There are over 166,000 Virginians without power.
"If you hear a tornado warning, please take immediate shelter," Northam said during his news conference for coronavirus updates.
Washington, D.C., Maryland and Virginia local news, events and information
Earlier tornado warnings in Virginia and Maryland have expired. Rotation in the atmosphere was detected by radar, but a tornado wasn't immediately confirmed, Storm Team4 Meteorologist Amelia Draper said.
Storm Team4 tracked multiple lines of storms before the severe weather-producing system exited the area in the late afternoon.
Storm Team4 Meteorologist Chuck Bell tracked a round of severe thunderstorms with blinding rain that struck the D.C. area early Monday.
Isolated flooding was reported in Virginia. Claiborne Run Crossing in Stafford, Virginia, was closed as water ran across the road.
Wet and slick road conditions were linked to several crashes in Maryland and Virginia.
Strong winds brought down some trees and power lines in the region. By 10 a.m., hundreds of power outages were reported in Maryland and Virginia.
A wind advisory remains in effect until 6 p.m. for winds as fast as 55 mph.
Highs reached near 80 degrees.
The severe weather threat will diminish through Monday evening.