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 2799 LANDED 5:53 PM ET, ~8 MIN LATE · SCHEDULED TIME UNKNOWN

AA 2799 · SFO → MIA

took off 9:38 AM PT · landed 5:53 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 9h after departure

Odds over time

Arrive at MIA more than 15 minutes late?
33% chance · ±0 pts −11 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% 2.1d 1d 12h 6h Departs Lands