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.

AMERICAN · FLIGHT AA 2487 LANDED 6:41 PM CT, ~5 MIN LATE · SCHEDULED TIME UNKNOWN

AA 2487 · DFW → STL

took off 5:25 PM CT · landed 6:41 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 4h after departure

Odds over time

Arrive at STL more than 15 minutes late?
34% chance · ±0 pts +1 pt · 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% 1.1d 1d 12h 6h Departs Lands