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 3115 LANDED 4:21 PM ET, ~4 MIN LATE · SCHEDULED TIME UNKNOWN

DL 3115 · ATL → SRQ

took off 3:17 PM ET · landed 4:21 PM ET (scheduled time unknown)
Forecast issued Sat 10:00 PM ET · 7h after departure

Odds over time

Arrive at SRQ more than 15 minutes late?
28% 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% 15% 30% 45% 60% 12h 6h Departs Lands