Partly stale · checked FAA NAS status 222 h staleForecast cycle 71 minLightning 222 h staleWeather observations no data staleFAA surface data 2 minFAA flight data 4 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 Major Resolved Delay MDW arrivals

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

Current state
Resolved: closed without a new report (No usable measurement for 6 h; closed without a recovery report.)
Started
Latest activity
Updates
2
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 arrivals running late: 55% reached the gate 15+ min late in the last hour

    Of 20 arrivals that landed between 8:09 PM and 9:09 PM CST, 11 reached the gate at least 15 minutes late. Typically 22% of arrivals at Midway arrive that late (US DOT on-time data, last 12 published months, all arrivals). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window8:09 PM–9:09 PM CST
    Sample20 flights, 11 late (55%)
    Comparison22% typical · US DOT on-time data, last 12 published months, all arrivals
    Median delay21.0 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 03:09 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 arrival delays worsen: 92% late in the last hour

    What changed: late share 55% → 92%

    Of 12 arrivals that landed between 8:30 PM and 9:30 PM CST, 11 reached the gate at least 15 minutes late. Typically 22% of arrivals at Midway arrive that late (US DOT on-time data, last 12 published months, all arrivals). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window8:30 PM–9:30 PM CST
    Sample12 flights, 11 late (92%)
    Comparison22% typical · US DOT on-time data, last 12 published months, all arrivals
    Median delay34.0 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 03:30 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?

Closed Fri Nov 13, 3:45 AM CST: No usable measurement for 6 h; closed without a recovery report.