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Forecast Major Developing Delay LAX departures

Model raises LAX departure delay risk 3–6 PM Sunday to 66%

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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 48% delay risk for LAX departures 3–6 PM Sunday

    Tailodds’ model gives the 115 departures scheduled from LAX 3–6 PM Sunday an average 48% chance of leaving 15+ minutes late. With calm weather the same flights would average 30%. From the 5:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetLAX departures 3–6 PM 2026-11-15 (15+ min late)
    Probability (calibrated, mean per flight)48% over 115 flights
    Forecast cycle · horizonSun Nov 15, 5:00 AM PST · 8.6 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-15 14:25 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 LAX departure delay risk 3–6 PM Sunday to 56%

    What changed: 48% → 56% since the 5:00 AM PST forecast (same model, same window)

    Tailodds’ model gives the 115 departures scheduled from LAX 3–6 PM Sunday an average 56% chance of leaving 15+ minutes late. With calm weather the same flights would average 30%. From the 9:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetLAX departures 3–6 PM 2026-11-15 (15+ min late)
    Probability (calibrated, mean per flight)56% over 115 flights
    Forecast cycle · horizonSun Nov 15, 9:00 AM PST · 5.1 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-15 17:56 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 LAX departure delay risk 3–6 PM Sunday to 66%

    What changed: 56% → 66% since the 9:00 AM PST forecast (same model, same window)

    Tailodds’ model gives the 116 departures scheduled from LAX 3–6 PM Sunday an average 66% chance of leaving 15+ minutes late. With calm weather the same flights would average 30%. From the 12:00 PM PST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetLAX departures 3–6 PM 2026-11-15 (15+ min late)
    Probability (calibrated, mean per flight)66% over 116 flights
    Forecast cycle · horizonSun Nov 15, 12:00 PM PST · 2.1 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-15 20:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?