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 523 LANDED 5:14 PM CT, ~6 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 523 · DEN → MCI

took off 3:07 PM MT · landed 5:14 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 5h after departure

Odds over time

Arrive at MCI more than 15 minutes late?
41% chance · ±0 pts +2 pts · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 15% 30% 45% 60% 1.1d 12h 6h Departs Lands