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Forecast Major Resolved Cancellation LAS departures

Model lowers expected cancellations to about 13 among Las Vegas 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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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 6 cancellations among Las Vegas departures noon–3 PM Saturday

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 6 of the 97 departures scheduled noon–3 PM Saturday to be cancelled (6%). With calm weather it would expect about 1. From the 11:00 PM PST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetLAS departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~5.9 over 97 flights
    Forecast cycle · horizonFri Nov 13, 11:00 PM PST · 11.5 h ahead
    Model versionfamA-fc-v3+famB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 08:27 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 18 among Las Vegas departures noon–3 PM Saturday

    What changed: about 6 → 18 expected cancellations since the 11:00 PM PST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 18 of the 97 departures scheduled noon–3 PM Saturday to be cancelled (18%). With calm weather it would expect about 1. From the 12:00 AM PST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetLAS departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~17.5 over 97 flights
    Forecast cycle · horizonSat Nov 14, 12:00 AM PST · 11.0 h ahead
    Model versionfamA-fc-v3+famB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-14 08:57 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  3. De-escalation Forecast

    Model lowers expected cancellations to about 6 among Las Vegas departures noon–3 PM Saturday

    What changed: about 18 → 6 expected cancellations since the 12:00 AM PST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 6 of the 97 departures scheduled noon–3 PM Saturday to be cancelled (6%). With calm weather it would expect about 1. From the 1:00 AM PST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetLAS departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~5.8 over 97 flights
    Forecast cycle · horizonSat Nov 14, 1:00 AM PST · 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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  4. Escalation Forecast

    Updated model now expects about 33 among Las Vegas departures noon–3 PM Saturday

    What changed: about 6 → 33 expected cancellations since the 1:00 AM PST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 33 of the 97 departures scheduled noon–3 PM Saturday to be cancelled (34%). With calm weather it would expect about 1. From the 4:00 AM PST 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
    TargetLAS departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~32.6 over 97 flights
    Forecast cycle · horizonSat Nov 14, 4:00 AM PST · 6.6 h ahead
    Model versionfamB-sd-v4i (changed since the previous update)
    Source event time
    Ingested
    Published here (2026-11-14 13:26 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 Las Vegas departures noon–3 PM Saturday

    What changed: about 33 → 13 expected cancellations since the 4:00 AM PST forecast

    Adding up each flight’s cancellation probability, Tailodds’ model expects about 13 of the 97 departures scheduled noon–3 PM Saturday to be cancelled (13%). With calm weather it would expect about 1. From the 6:00 AM PST forecast (model famB-sd-v4i). This is a forecast, not a report of cancellations.

    Evidence for this update
    TargetLAS departures noon–3 PM 2026-11-14 (cancelled)
    Expected cancellations~12.5 over 97 flights
    Forecast cycle · horizonSat Nov 14, 6:00 AM PST · 5.0 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
    Was this useful?

Closed Sat Nov 14, 12:01 PM PST: The forecast window has started; measured delays are reported separately as observed items.