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 1728 LANDED 4:17 PM ET, ~14 MIN LATE · SCHEDULED TIME UNKNOWN
Today

AA 1728 · PHX → DTW

took off 10:02 AM MT · landed 4:17 PM ET (scheduled time unknown)
Forecast issued Tue 5:00 PM ET · 4h after departure

Odds over time

Arrive at DTW more than 15 minutes late?
37% chance · ±0 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% 19h 12h 6h Departs Lands