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.

SKYWEST · FLIGHT OO 4933 LANDED 3:49 PM CT, ~9 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

OO 4933 · DSM → ORD

took off 2:56 PM CT · landed 3:49 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 6h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
33% chance · ±0 pts −6 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% 19h 12h 6h Departs Lands