India, June 15 -- UFC Freedom 250 is expected to begin at 9 p.m. ET after organizers delayed the event by one hour because of threatening weather conditions in Washington, D.C.

The outdoor fight card, staged on the South Lawn of the White House, faced uncertainty throughout Sunday as meteorologists warned of thunderstorms in the area. However, updated forecasts later in the evening offered a more optimistic outlook for fans and organizers.

The event coincides with President Donald Trump's 80th birthday and is being marketed as part of the festivities commemorating America's 250th anniversary.

The UFC announced the delay after weather models showed a significant risk of thunderstorms during the original start window. Forecasts cited by ...