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.

UNITED · FLIGHT UA 2384 LANDED 9:04 PM PT, ~13 MIN LATE · SCHEDULED TIME UNKNOWN

UA 2384 · YUL → SFO

took off 6:50 PM EDT · landed 9:04 PM PT (scheduled time unknown)
Forecast issued Tue 10:00 PM ET · 3h after departure

Odds over time

Arrive at SFO more than 15 minutes late?
23% chance · ±0 pts −2 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% 1.2d 1d 12h 6h Departs Now Lands