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 3617 LANDED 12:55 PM MT, ~7 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

MQ 3617 · GJT → PHX

took off 12:49 PM MT · landed 12:55 PM MT (scheduled time unknown)
Forecast issued Mon 10:00 PM ET · 7h after departure

Odds over time

Arrive at PHX more than 15 minutes late?
20% chance · ±0 pts +6 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 10% 20% 30% 40% 1.1d 12h 6h Departs Lands