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.

JETBLUE · FLIGHT B6 568 LANDED 3:17 PM ET, ~13 MIN LATE · SCHEDULED TIME UNKNOWN

B6 568 · CHS → BOS

took off 1:27 PM ET · landed 3:17 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 8h after departure

Odds over time

Arrive at BOS more than 15 minutes late?
46% chance · ±0 pts +7 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% 23h 12h 6h Departs Lands