tailodds FORECAST

Schedule: FAA flight plans.

SOUTHWEST · FLIGHT WN 4789 IN THE AIR (OFF 8:02 PM CT, ETA 10:02 PM CT)
Today

WN 4789 · HOU → MDW

took off 8:02 PM CT · expected to land 10:02 PM CT (scheduled 7:57 PM CT → 10:28 PM CT)
Forecast issued Fri 7:00 PM ET · 2h before departure
Arrive at MDW more than 15 minutes late?
<1% chance · ±0 pts +44 pts · 24h
HOW SURE WE ARE High. The odds now come mostly from live FAA and airport data.
MOSTLY HISTORY WEATHER FORECASTS LIVE IN THE AIR 0% 25% 50% 75% 100% 6.9d 2d 1d 12h 6h Departs Lands

How late will it get to MDW?

LIVE
  1. On time or early
    100%
  2. 15–30 min late
    <1%
  3. 30 min–1 hour late
    0%
  4. 1–2 hours late
    0%
  5. Over 2 hours late
    0%

Gate arrival compared with the scheduled arrival. The ranges add up to 100%; while it’s in the air they come from the FAA’s arrival estimate.