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.

ENVOY · FLIGHT MQ 4018 LANDED 12:07 PM CT, ~18 MIN LATE · SCHEDULED TIME UNKNOWN

MQ 4018 · MKE → ORD

took off 11:43 AM CT · landed 12:07 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 9h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
28% 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% 10% 20% 30% 40% 22h 12h 6h Departs