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 2270 LANDED 5:23 PM PT, ~7 MIN LATE · SCHEDULED TIME UNKNOWN

WN 2270 · SMF → SNA

took off 4:19 PM PT · landed 5:23 PM PT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 3h after departure

Odds over time

Arrive at SNA more than 15 minutes late?
16% 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% 10% 20% 30% 40% 1.1d 12h 6h Departs Lands