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 5387 LANDED 4:26 PM CT, ~18 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

OO 5387 · MTY → ORD

took off · landed 4:26 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 8h after departure

Odds over time

Arrive at ORD more than 15 minutes late?
20% chance · ±0 pts +5 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% 16h 12h 6h Departs Lands