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Forecast Major Developing Cancellation BOS departures

Model raises expected cancellations to about 12 among Boston departures 3–6 PM Saturday

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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 7 cancellations among Boston departures 3–6 PM Saturday

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 7 of the 79 departures scheduled 3–6 PM Saturday to be cancelled (8%). With calm weather it would expect about 1. From the 4:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetBOS departures 3–6 PM 2026-11-14 (cancelled)
    Expected cancellations~6.7 over 79 flights
    Forecast cycle · horizonSat Nov 14, 4:00 AM EST · 10.0 h ahead
    Model versionfamA-fc-v3+famB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 09:58 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 expected cancellations to about 12 among Boston departures 3–6 PM Saturday

    What changed: about 7 → 12 expected cancellations since the 4:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 12 of the 79 departures scheduled 3–6 PM Saturday to be cancelled (15%). With calm weather it would expect about 1. From the 5:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetBOS departures 3–6 PM 2026-11-14 (cancelled)
    Expected cancellations~12.2 over 79 flights
    Forecast cycle · horizonSat Nov 14, 5:00 AM EST · 9.1 h ahead
    Model versionfamA-fc-v3+famB-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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