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.

AMERICAN · FLIGHT AA 3137 PROBABLY LANDED (THE FAA HASN'T CONFIRMED THE LANDING TIME) · SCHEDULED TIME UNKNOWN

AA 3137 · ORD → PHX

took off 6:01 PM CT · probably landed (not confirmed) (scheduled time unknown)
Forecast issued Wed 10:00 PM ET · 3h after departure

Odds over time

Arrive at PHX more than 15 minutes late?
65% chance · ±1 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% 1.1d 12h 6h Departs Lands