tailodds FORECAST
Partly stale · checked FAA NAS status 223 h staleForecast cycle 80 minLightning 223 h staleWeather observations no data staleFAA surface data 4 minFAA flight data 4 min

FAA NAS status is stale (223 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (223 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 BWI departures

BWI departures back near normal: 17% late in the last hour

Current state
Resolved at 9:09 PM EST
Started
Latest activity
Updates
2
Create monitor View BWIFlights at BWI

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

    BWI departures running late: 60% left 15+ min late in the last hour

    Of 15 departures that took off between 6:56 PM and 7:56 PM EST, 9 left at least 15 minutes late. BWI typically sees 38% 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 window6:56 PM–7:56 PM EST
    Sample15 flights, 9 late (60%)
    Comparison38% typical · US DOT on-time data, last 12 published months, departures in the 7 PM hour
    Median delay17.0 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 00:56 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. Recovery Observed

    BWI departures back near normal: 17% late in the last hour

    What changed: late share 60% at worst → 17% now

    Of 24 departures that took off between 8:09 PM and 9:09 PM EST, 4 left at least 15 minutes late. BWI typically sees 41% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 8 PM hour). Measured by Tailodds from FAA flight data against airline schedules. The late share has stayed at or below 30% for 31 minutes across 16 checks, each with at least 12 flights and current data.

    Evidence for this update
    Measurement window8:09 PM–9:09 PM EST
    Sample24 flights, 4 late (17%)
    Comparison41% typical · US DOT on-time data, last 12 published months, departures in the 8 PM hour
    Median delay2.0 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 02:09 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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