Partly stale · checked FAA NAS status 221 h staleForecast cycle 1 hLightning 221 h staleWeather observations no data staleFAA surface data 3 minFAA flight data 4 min

FAA NAS status is stale (221 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (221 h old). Lightning items are paused; thunderstorm items still come from official observations.

Weather observations is stale. Weather items are paused until it is fresh again; missing observations never end a weather event.

Observed Significant Developing Delay HOU departures

Hobby departure delays ease: 54% late in the last hour, still above normal

Current state
Developing
Started
Latest activity
Updates
3
Create monitor View HOUFlights at HOU

Tailodds reports what the FAA publishes, what we measure and what our model forecasts. It doesn’t control airport operations or change bookings; check with your airline about your trip.

Updates oldest first

  1. Initial Observed

    Hobby departures running late: 69% left 15+ min late in the last hour

    Of 16 departures that took off between 3:02 PM and 4:02 PM CST, 11 left at least 15 minutes late. Hobby typically sees 35% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 3 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window3:02 PM–4:02 PM CST
    Sample16 flights, 11 late (69%)
    Comparison35% typical · US DOT on-time data, last 12 published months, departures in the 3 PM hour
    Median delay27.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-12 22:02 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?
  2. Escalation Observed

    Hobby departure delays worsen: 80% late in the last hour

    What changed: late share 69% → 80%

    Of 15 departures that took off between 3:22 PM and 4:22 PM CST, 12 left at least 15 minutes late. Hobby typically sees 35% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 3 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window3:22 PM–4:22 PM CST
    Sample15 flights, 12 late (80%)
    Comparison35% typical · US DOT on-time data, last 12 published months, departures in the 3 PM hour
    Median delay36.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-12 22:22 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?
  3. De-escalation Observed

    Hobby departure delays ease: 54% late in the last hour, still above normal

    What changed: late share 80% → 54%

    Of 13 departures that took off between 10:22 PM and 11:22 PM CST, 7 left at least 15 minutes late. Hobby typically sees 45% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 10 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window10:22 PM–11:22 PM CST
    Sample13 flights, 7 late (54%)
    Comparison45% typical · US DOT on-time data, last 12 published months, departures in the 10 PM hour
    Median delay18.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-13 05:22 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?