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 243 LANDED 11:23 AM ET, ~1 MIN LATE · SCHEDULED TIME UNKNOWN
Today

AA 243 · HAV → MIA

took off · landed 11:23 AM ET (scheduled time unknown)
Forecast issued Wed 12:00 PM ET · 1h after departure

Odds over time

Arrive at MIA more than 15 minutes late?
33% chance · ±2 pts +3 pts · 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% 1.0d 12h 6h Departs Lands Now