Tracked live by the FAA, but its flight plan was first seen after takeoff, so we don't know the scheduled time and can't say whether it's late.

MESA · FLIGHT YV 6305 LANDED 7:51 AM ET, ~4 MIN LATE · SCHEDULED TIME UNKNOWN
Today

YV 6305 · SDF → IAD

took off 6:42 AM ET · landed 7:51 AM ET (scheduled time unknown)
Forecast issued Wed 10:00 AM ET · 3h after departure

Odds over time

Arrive at IAD more than 15 minutes late?
9% chance · ±1 pts +2 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 3% 6% 9% 12% 1.1d 12h 6h Departs Lands