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 2459 LANDED 7:41 PM ET, ~16 MIN EARLY · SCHEDULED TIME UNKNOWN

AA 2459 · SNA → JFK

took off 11:53 AM PT · landed 7:41 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 7h after departure

Odds over time

Arrive at JFK more than 15 minutes late?
32% chance · ±1 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% 10% 20% 30% 40% 19h 12h 6h Departs Lands