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.

SOUTHWEST · FLIGHT WN 1949 LANDED 3:20 PM MT, ~11 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 1949 · DEN → TUS

took off 2:35 PM MT · landed 3:20 PM MT (scheduled time unknown)
Forecast issued Tue 7:00 PM ET · 2h after departure

Odds over time

Arrive at TUS more than 15 minutes late?
35% chance · ±0 pts −19 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 Now