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.

PSA · FLIGHT OH 5457 LANDED 4:31 PM ET, ~16 MIN EARLY · SCHEDULED TIME UNKNOWN

OH 5457 · DCA → ROC

took off 3:38 PM ET · landed 4:31 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 6h after departure

Odds over time

Arrive at ROC more than 15 minutes late?
35% chance · ±0 pts +1 pt · 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% 20h 12h 6h Departs Lands