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.

ENDEAVOR · FLIGHT 9E 5361 LANDED 12:50 PM ET, ~7 MIN LATE · SCHEDULED TIME UNKNOWN

9E 5361 · PWM → LGA

took off 11:55 AM ET · landed 12:50 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 10h after departure

Odds over time

Arrive at LGA more than 15 minutes late?
31% chance · ±0 pts +8 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 15% 30% 45% 60% 9h 6h Departs Lands