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.

DELTA · FLIGHT DL 1028 LANDED 6:04 AM ET, ~10 MIN LATE · SCHEDULED TIME UNKNOWN

DL 1028 · SLC → BWI

took off 12:22 AM MT · landed 6:04 AM ET (scheduled time unknown)
Forecast issued Wed 10:00 PM ET · 20h after departure

Odds over time

Arrive at BWI more than 15 minutes late?
11% chance · ±0 pts +1 pt · 24h
HOW SURE WE ARE Very high. The odds now come almost entirely from live conditions.
WEATHER FORECASTS LIVE IN THE AIR 0% 5% 10% 15% 20% 1.1d 12h 6h Departs Lands