Partly stale · checked FAA NAS status 230 h staleForecast cycle 66 minLightning 230 h staleWeather observations no data staleFAA surface data 5 minFAA flight data 5 min

FAA NAS status is stale (230 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (230 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 MIA departures

Miami departure delays ease: 52% late in the last hour, still above normal

Current state
Developing
Started
Latest activity
Updates
3
Create monitor View MIAFlights at MIA

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

    Miami departures running late: 58% left 15+ min late in the last hour

    Of 26 departures that took off between 10:44 AM and 11:44 AM EST, 15 left at least 15 minutes late. Miami typically sees 23% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 11 AM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window10:44 AM–11:44 AM EST
    Sample26 flights, 15 late (58%)
    Comparison23% typical · US DOT on-time data, last 12 published months, departures in the 11 AM hour
    Median delay20.0 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 16:44 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

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

    What changed: late share 58% → 80%

    Of 20 departures that took off between 11:04 AM and 12:04 PM EST, 16 left at least 15 minutes late. Miami typically sees 23% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 11 AM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window11:04 AM–12:04 PM EST
    Sample20 flights, 16 late (80%)
    Comparison23% typical · US DOT on-time data, last 12 published months, departures in the 11 AM 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 (2026-11-13 17:05 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

    Miami departure delays ease: 52% late in the last hour, still above normal

    What changed: late share 80% → 52%

    Of 31 departures that took off between 11:48 AM and 12:48 PM EST, 16 left at least 15 minutes late. Miami typically sees 24% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 12 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window11:48 AM–12:48 PM EST
    Sample31 flights, 16 late (52%)
    Comparison24% typical · US DOT on-time data, last 12 published months, departures in the 12 PM hour
    Median delay15.0 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 17:48 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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