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 1008 LANDED 8:08 AM CT, ~6 MIN LATE · SCHEDULED TIME UNKNOWN

UA 1008 · LGA → ORD

took off 7:24 AM ET · landed 8:08 AM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 15h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
30% chance · ±0 pts +13 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% 16h 12h 6h Departs Lands