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 1660 IN THE AIR (OFF 5:48 PM CT, ETA 7:32 PM CT) · SCHEDULED TIME UNKNOWN
Today

AA 1660 · DFW → MSN

took off 5:48 PM CT · expected to land 7:32 PM CT (scheduled time unknown)
Forecast issued Tue 6:00 PM ET · 1h before departure

Odds over time

Arrive at MSN more than 15 minutes late?
50% chance · ±1 pts +7 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 20% 40% 60% 80% 1.2d 1d 12h 6h Now Departs Lands