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.

UNITED · FLIGHT UA 1796 LANDED 6:56 AM CT, ~16 MIN LATE · SCHEDULED TIME UNKNOWN

UA 1796 · CID → ORD

took off 6:11 AM CT · landed 6:56 AM CT (scheduled time unknown)
Forecast issued Wed 10:00 PM ET · 15h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
20% chance · ±0 pts −8 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 1.0d 12h 6h Departs Lands