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 4633 LANDED 4:21 PM ET, ~5 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 4633 · DEN → CLE

took off 12:01 PM MT · landed 4:21 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 8h after departure

Odds over time

Arrive at CLE more than 15 minutes late?
31% chance · ±0 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 Lands