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 298 IN THE AIR (OFF 2:29 PM CT, ETA 4:34 PM CT) · SCHEDULED TIME UNKNOWN
Today

WN 298 · MDW → HOU

took off 2:29 PM CT · expected to land 4:34 PM CT (scheduled time unknown)
Forecast issued Wed 3:00 PM ET · 0h before departure

Odds over time

Arrive at HOU more than 15 minutes late?
60% chance · ±5 pts +17 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% 1.0d 12h 6h Now Departs Lands