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.

PSA · FLIGHT OH 5561 LANDED 9:11 AM CT, ~5 MIN LATE · SCHEDULED TIME UNKNOWN

OH 5561 · PHL → MKE

took off 8:39 AM ET · landed 9:11 AM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 13h after departure

Odds over time

Arrive at MKE more than 15 minutes late?
22% chance · ±0 pts +2 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% 18h 12h 6h Departs Lands