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.

SKYWEST · FLIGHT OO 125 LANDED 11:10 AM PT, ~9 MIN LATE · SCHEDULED TIME UNKNOWN

OO 125 · LAS → SNA

took off 10:28 AM PT · landed 11:10 AM PT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 8h after departure

Odds over time

Arrive at SNA more than 15 minutes late?
42% chance · ±0 pts +8 pts · 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% 13h 6h Departs