A grand parade celebrating the 250th birthday of the U.S. Army barreled down Constitution Avenue in Washington with tanks, troops and flyovers on Saturday to the beat of off-and-on rainfall.

Instead, the closest open metro exit to the National Mall will be at 12th and Independence Avenue, Southwest. Other nearby stations include Foggy Bottom, Farragut West and North, McPherson Square, Metro Center, Federal Triangle and Archives-Navy Memorial stations.

The Federal Aviation Administration plans to suspend flights at Reagan Washington National Airport from 6 p.m. ET to 9:30 p.m. during U.S. President Donald Trump's Army anniversary parade on Saturday,

There is a significant chance of rain across the Washington, D.C., area on Saturday, the National Weather Service said, and thunderstorms late in the afternoon or evening could coincide with events near the National Mall to mark the U.S. Army’s 250th birthday.

The Army plans an elaborate display of armor, artillery and aircraft for its 250th anniversary parade June 14.

The Army will showcase its most powerful military vehicles Saturday in a parade through the nation's capital, featuring more than $265 million worth of tanks and armored vehicles that normally operate on front-line battlefields.

Major networks are unlikely to change its schedule for coverage of the parade as part of the Army’s 250th birthday celebration on Saturday. Instead, networks will present parade coverage on