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 1453 LANDED 3:10 PM CT, ~12 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 1453 · DEN → BNA

took off 12:07 PM MT · landed 3:10 PM CT (scheduled time unknown)
Forecast issued Tue 3:00 PM ET · 1h after departure

Odds over time

Arrive at BNA more than 15 minutes late?
22% chance · ±1 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% 10h 6h Departs Now Lands