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.

PSA · FLIGHT OH 5221 LANDED 11:23 AM CT, ~6 MIN LATE · SCHEDULED TIME UNKNOWN

OH 5221 · DCA → MSN

took off 10:40 AM ET · landed 11:23 AM CT (scheduled time unknown)
Forecast issued Wed 10:00 PM ET · 11h after departure

Odds over time

Arrive at MSN more than 15 minutes late?
20% chance · ±0 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% 10% 20% 30% 40% 1.0d 12h 6h Departs Lands