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.

CAPE AIR · FLIGHT 9K 1854 LANDED 1:19 PM ET, ~14 MIN LATE · SCHEDULED TIME UNKNOWN
Today

9K 1854 · RKD → BOS

took off 12:06 PM ET · landed 1:19 PM ET (scheduled time unknown)
Forecast issued Tue 1:00 PM ET · 1h after departure

Odds over time

Arrive at BOS more than 15 minutes late?
14% chance · ±1 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 5% 10% 15% 20% 13h 6h Departs Lands