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 3620 IN THE AIR (OFF 1:41 PM MT, ETA 4:48 PM CT) · SCHEDULED TIME UNKNOWN
Today

OO 3620 · SLC → XNA

took off 1:41 PM MT · expected to land 4:48 PM CT (scheduled time unknown)
Forecast issued Tue 3:00 PM ET · 1h before departure

Odds over time

Arrive at XNA more than 15 minutes late?
15% chance · ±1 pts +5 pts · 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% 2.7d 2d 1d 12h 6h Now Departs Lands