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Forecast Major Developing Delay MDW departures

Model raises Midway departure delay risk 3–6 PM Saturday to 76%

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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.

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  1. Initial Forecast

    Model forecasts 47% delay risk for Midway departures 3–6 PM Saturday

    Tailodds’ model gives the 30 departures scheduled from Midway 3–6 PM Saturday an average 47% chance of leaving 15+ minutes late. With calm weather the same flights would average 26%. From the 5:00 AM CST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetMDW departures 3–6 PM 2026-11-14 (15+ min late)
    Probability (calibrated, mean per flight)47% over 30 flights
    Forecast cycle · horizonSat Nov 14, 5:00 AM CST · 9.0 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 11:57 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  2. Escalation Forecast

    Model raises Midway departure delay risk 3–6 PM Saturday to 56%

    What changed: 47% → 56% since the 5:00 AM CST forecast (same model, same window)

    Tailodds’ model gives the 30 departures scheduled from Midway 3–6 PM Saturday an average 56% chance of leaving 15+ minutes late. With calm weather the same flights would average 27%. From the 8:00 AM CST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetMDW departures 3–6 PM 2026-11-14 (15+ min late)
    Probability (calibrated, mean per flight)56% over 30 flights
    Forecast cycle · horizonSat Nov 14, 8:00 AM CST · 6.0 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 14:57 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  3. Escalation Forecast

    Model raises Midway departure delay risk 3–6 PM Saturday to 76%

    What changed: 56% → 76% since the 8:00 AM CST forecast (same model, same window)

    Tailodds’ model gives the 30 departures scheduled from Midway 3–6 PM Saturday an average 76% chance of leaving 15+ minutes late. With calm weather the same flights would average 27%. From the 11:00 AM CST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetMDW departures 3–6 PM 2026-11-14 (15+ min late)
    Probability (calibrated, mean per flight)76% over 30 flights
    Forecast cycle · horizonSat Nov 14, 11:00 AM CST · 3.1 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 17:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?