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Forecast Major Resolved Cancellation PHL departures

Model raises expected cancellations to about 18 among Philadelphia departures noon–3 PM Saturday

Current state
Resolved: closed without a new report (The forecast window has started; measured delays are reported separately as observed items.)
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Updates
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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 expects about 15 cancellations among Philadelphia departures noon–3 PM Saturday

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 15 of the 48 departures scheduled noon–3 PM Saturday to be cancelled (31%). With calm weather it would expect about 0. From the 5:00 AM EST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetPHL departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~14.9 over 48 flights
    Forecast cycle · horizonSat Nov 14, 5:00 AM EST · 6.1 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 10:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  2. De-escalation Forecast

    Model lowers expected cancellations to about 5 among Philadelphia departures noon–3 PM Saturday

    What changed: about 15 → 5 expected cancellations since the 5:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 5 of the 48 departures scheduled noon–3 PM Saturday to be cancelled (10%). With calm weather it would expect about 0. From the 8:00 AM EST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetPHL departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~5.0 over 48 flights
    Forecast cycle · horizonSat Nov 14, 8:00 AM EST · 2.6 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 14:26 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 expected cancellations to about 18 among Philadelphia departures noon–3 PM Saturday

    What changed: about 5 → 18 expected cancellations since the 8:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 18 of the 48 departures scheduled noon–3 PM Saturday to be cancelled (37%). With calm weather it would expect about 0. From the 11:00 AM EST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetPHL departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~17.6 over 48 flights
    Forecast cycle · horizonSat Nov 14, 11:00 AM EST · 0.1 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 16:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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Closed Sat Nov 14, 12:00 PM EST: The forecast window has started; measured delays are reported separately as observed items.