tailodds FORECAST
Partly stale · checked FAA NAS status 222 h staleForecast cycle 1 hLightning 222 h staleWeather observations no data staleFAA surface data 3 minFAA flight data 3 min

FAA NAS status is stale (222 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (222 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 Resolved Delay MDW departures

Midway departure delays ease: 53% late in the last hour, still above normal

Current state
Resolved: closed without a new report (No usable measurement for 6 h; closed without a recovery report.)
Started
Latest activity
Updates
3
Create monitor View MDWFlights at MDW

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

    Midway departures running late: 59% left 15+ min late in the last hour

    Of 17 departures that took off between 1:06 PM and 2:06 PM CST, 10 left at least 15 minutes late. Midway typically sees 24% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 1 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window1:06 PM–2:06 PM CST
    Sample17 flights, 10 late (59%)
    Comparison24% typical · US DOT on-time data, last 12 published months, departures in the 1 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 (2026-11-06 20:06 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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  2. Escalation Observed

    Midway departure delays worsen: 92% late in the last hour

    What changed: late share 59% → 92%

    Of 12 departures that took off between 7:14 PM and 8:14 PM CST, 11 left at least 15 minutes late. Midway typically sees 41% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 7 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window7:14 PM–8:14 PM CST
    Sample12 flights, 11 late (92%)
    Comparison41% typical · US DOT on-time data, last 12 published months, departures in the 7 PM hour
    Median delay32.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-07 02:14 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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  3. De-escalation Observed

    Midway departure delays ease: 53% late in the last hour, still above normal

    What changed: late share 92% → 53%

    Of 17 departures that took off between 9:00 PM and 10:00 PM CST, 9 left at least 15 minutes late. Midway typically sees 51% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 9 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window9:00 PM–10:00 PM CST
    Sample17 flights, 9 late (53%)
    Comparison51% typical · US DOT on-time data, last 12 published months, departures in the 9 PM hour
    Median delay19.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-07 04:00 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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Closed Sat Nov 7, 5:03 AM CST: No usable measurement for 6 h; closed without a recovery report.