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 2064 IN THE AIR (OFF 5:49 PM ET, ETA 6:25 PM PT) · SCHEDULED TIME UNKNOWN
Today

WN 2064 · IND → LAS

took off 5:49 PM ET · expected to land 6:25 PM PT (scheduled time unknown)
Forecast issued Tue 5:00 PM ET · 1h before departure

Odds over time

Arrive at LAS more than 15 minutes late?
48% chance · ±3 pts +18 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 Now Departs Lands