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.

ENVOY · FLIGHT MQ 3827 LANDED 9:37 AM ET, ~13 MIN LATE · SCHEDULED TIME UNKNOWN
Today

MQ 3827 · MIA → EYW

took off 9:00 AM ET · landed 9:37 AM ET (scheduled time unknown)
Forecast issued Sun 11:00 AM ET · 2h after departure

Odds over time

Arrive at EYW more than 15 minutes late?
13% chance · ±0 pts +4 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% 1.0d 12h 6h Departs Now