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 361 LANDED 9:36 AM ET, ~2 MIN LATE · SCHEDULED TIME UNKNOWN
Today

WN 361 · MYR → BWI

took off 8:33 AM ET · landed 9:36 AM ET (scheduled time unknown)
Forecast issued Sat 10:00 AM ET · 1h after departure

Odds over time

Arrive at BWI more than 15 minutes late?
15% chance · ±0 pts – · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
LIVE IN THE AIR 0% 5% 10% 15% 20% 5h Departs Lands