The Federal Aviation Administration has lifted a ground stop that was issued for all flights out of D.C.'s major airports Friday afternoon.

Three major airports in the Baltimore, DC region, including Baltimore Washington International Thurgood Marshall Airport (BWI), went under a ground stop Friday afternoon, affecting hundreds of flights and thousands of travelers.

Air travel across the Maryland–DC region is being slammed by weather Monday afternoon, with flights grounded at one major airport and delays piling up at another.A ground stop was issued at Baltimore/Washington International Airport (BWI) beginning at 3:14 p.

BWI and three other east coast airports were temporarily grounded Friday due to a "strong odor" affecting operations, according to the FAA.

A strong chemical smell at a federal aviation facility temporarily prompted ground stops at three major airports in the DC-area on Friday, the FAA said.

A ground delay was ordered for major airports across the DMV due to a strong chemical smell coming from the Potomac TRACON, the Federal Aviation Administration (FAA) said.

The agency said the chemical odor was impacting some air traffic controllers, prompting the precautionary closure

Travelers are being warned about bottlenecks at airport security checkpoints as the TSA shutdown drags on and the federal screening officers miss paychecks.

A ground stop has been lifted at three major airports in the greater Washington, D.C., area after reports of a “strong odor” at the Potomac air traffic control facility halted runway traffic for nearly two hours on Friday night,