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 2923 LANDED 5:16 PM ET, ~6 MIN LATE · SCHEDULED TIME UNKNOWN
Yesterday

WN 2923 · DCA → FLL

took off 3:04 PM ET · landed 5:16 PM ET (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 7h after departure

Odds over time

Arrive at FLL more than 15 minutes late?
51% 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% 25% 50% 75% 100% 11h 6h Departs Lands