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 4976 LANDED 6:00 PM CT, ~8 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 4976 · MSY → DAL

took off 4:54 PM CT · landed 6:00 PM CT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 4h after departure

Odds over time

Arrive at DAL more than 15 minutes late?
21% chance · ±0 pts −14 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