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Forecast Major Resolved Cancellation ATL departures

Model lowers expected cancellations to about 17 among Atlanta departures 9 PM–midnight 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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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 9 cancellations among Atlanta departures 9 PM–midnight Saturday

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 9 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (7%). With calm weather it would expect about 1. From the 8:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~9.4 over 129 flights
    Forecast cycle · horizonSat Nov 14, 8:00 AM EST · 11.6 h ahead
    Model versionfamA-fc-v3+famB-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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  2. Escalation Forecast

    Model raises expected cancellations to about 23 among Atlanta departures 9 PM–midnight Saturday

    What changed: about 9 → 23 expected cancellations since the 8:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 23 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (18%). With calm weather it would expect about 1. From the 9:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~23.3 over 129 flights
    Forecast cycle · horizonSat Nov 14, 9:00 AM EST · 11.0 h ahead
    Model versionfamA-fc-v3+famB-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 expected cancellations to about 44 among Atlanta departures 9 PM–midnight Saturday

    What changed: about 23 → 44 expected cancellations since the 9:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 44 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (34%). With calm weather it would expect about 1. From the 10:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~44.1 over 129 flights
    Forecast cycle · horizonSat Nov 14, 10:00 AM EST · 10.1 h ahead
    Model versionfamA-fc-v3+famB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 15:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  4. Escalation Forecast

    Updated model now expects about 54 among Atlanta departures 9 PM–midnight Saturday

    What changed: about 44 → 54 expected cancellations since the 10:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 54 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (42%). With calm weather it would expect about 1. From the 11:00 AM EST forecast (model famB-sd-v4i). The model changed since the previous item (from famA-fc-v3+famB-sd-v4i), so some or all of this change comes from the new model rather than new information. This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~53.7 over 129 flights
    Forecast cycle · horizonSat Nov 14, 11:00 AM EST · 9.1 h ahead
    Model versionfamB-sd-v4i (changed since the previous update)
    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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  5. De-escalation Forecast

    Model lowers expected cancellations to about 13 among Atlanta departures 9 PM–midnight Saturday

    What changed: about 54 → 13 expected cancellations since the 11:00 AM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 13 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (10%). With calm weather it would expect about 1. From the 12:00 PM EST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~12.9 over 129 flights
    Forecast cycle · horizonSat Nov 14, 12:00 PM EST · 8.1 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
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  6. Escalation Forecast

    Model raises expected cancellations to about 29 among Atlanta departures 9 PM–midnight Saturday

    What changed: about 13 → 29 expected cancellations since the 12:00 PM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 29 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (22%). With calm weather it would expect about 1. From the 2:00 PM EST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~28.8 over 129 flights
    Forecast cycle · horizonSat Nov 14, 2:00 PM EST · 5.6 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 20:26 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  7. De-escalation Forecast

    Model lowers expected cancellations to about 17 among Atlanta departures 9 PM–midnight Saturday

    What changed: about 29 → 17 expected cancellations since the 2:00 PM EST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 17 of the 129 departures scheduled 9 PM–midnight Saturday to be cancelled (13%). With calm weather it would expect about 1. From the 4:00 PM EST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetATL departures 9 PM–midnight 2026-11-14 (cancelled)
    Expected cancellations~17.0 over 129 flights
    Forecast cycle · horizonSat Nov 14, 4:00 PM EST · 4.1 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 21:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?

Closed Sat Nov 14, 9:00 PM EST: The forecast window has started; measured delays are reported separately as observed items.