Partly stale · checked FAA NAS status 222 h staleForecast cycle 61 minLightning 222 h staleWeather observations no data staleFAA surface data 6 minFAA flight data 6 min

FAA NAS status is stale (222 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (222 h old). Lightning items are paused; thunderstorm items still come from official observations.

Weather observations is stale. Weather items are paused until it is fresh again; missing observations never end a weather event.

Forecast Major Resolved Delay EWR departures

Model raises Newark departure delay risk 6–9 PM Friday to 78%

Current state
Resolved: closed without a new report (The forecast window has started; measured delays are reported separately as observed items.)
Started
Latest activity
Updates
6
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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.

Updates oldest first

  1. Initial Forecast

    Model forecasts 61% delay risk for Newark departures 6–9 PM Friday

    Tailodds’ model gives the 106 departures scheduled from Newark 6–9 PM Friday an average 61% chance of leaving 15+ minutes late. With calm weather the same flights would average 39%. From the 7:00 PM EST forecast (model famA-fc-v3). This is a forecast, not a report of delays.

    Evidence for this update
    TargetEWR departures 6–9 PM 2026-11-06 (15+ min late)
    Probability (calibrated, mean per flight)61% over 106 flights
    Forecast cycle · horizonThu Nov 5, 7:00 PM EST · 21.5 h ahead
    Model versionfamA-fc-v3
    Source event time
    Ingested
    Published here (2026-11-06 01:28 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 Newark departure delay risk 6–9 PM Friday to 65%

    What changed: 61% → 65% since the 7:00 PM EST forecast (same model, same window)

    Tailodds’ model gives the 109 departures scheduled from Newark 6–9 PM Friday an average 65% chance of leaving 15+ minutes late. With calm weather the same flights would average 39%. From the 9:00 PM EST forecast (model famA-fc-v3). This is a forecast, not a report of delays.

    Evidence for this update
    TargetEWR departures 6–9 PM 2026-11-06 (15+ min late)
    Probability (calibrated, mean per flight)65% over 109 flights
    Forecast cycle · horizonThu Nov 5, 9:00 PM EST · 20.0 h ahead
    Model versionfamA-fc-v3
    Source event time
    Ingested
    Published here (2026-11-06 02:57 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  3. De-escalation Forecast

    Updated model puts Newark departure delay risk 6–9 PM Friday at 64%

    What changed: 65% → 64% since the 9:00 PM EST forecast (model changed)

    Tailodds’ model gives the 109 departures scheduled from Newark 6–9 PM Friday an average 64% chance of leaving 15+ minutes late. With calm weather the same flights would average 39%. From the 6:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). The model changed since the previous item (from famA-fc-v3), so some or all of this change comes from the new model rather than new information. This is a forecast, not a report of delays.

    Evidence for this update
    TargetEWR departures 6–9 PM 2026-11-06 (15+ min late)
    Probability (calibrated, mean per flight)64% over 109 flights
    Forecast cycle · horizonFri Nov 6, 6:00 AM EST · 11.1 h ahead
    Model versionfamA-fc-v3+famB-sd-v4i (changed since the previous update)
    Source event time
    Ingested
    Published here (2026-11-06 11:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  4. Escalation Forecast

    Model raises Newark departure delay risk 6–9 PM Friday to 78%

    What changed: 64% → 78% since the 6:00 AM EST forecast (same model, same window)

    Tailodds’ model gives the 109 departures scheduled from Newark 6–9 PM Friday an average 78% chance of leaving 15+ minutes late. With calm weather the same flights would average 39%. From the 7:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetEWR departures 6–9 PM 2026-11-06 (15+ min late)
    Probability (calibrated, mean per flight)78% over 109 flights
    Forecast cycle · horizonFri Nov 6, 7:00 AM EST · 9.1 h ahead
    Model versionfamA-fc-v3+famB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-06 13:56 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
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  5. De-escalation Forecast

    Updated model puts Newark departure delay risk 6–9 PM Friday at 69%

    What changed: 78% → 69% since the 7:00 AM EST forecast (model changed)

    Tailodds’ model gives the 111 departures scheduled from Newark 6–9 PM Friday an average 69% chance of leaving 15+ minutes late. With calm weather the same flights would average 44%. From the 2:00 PM 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 delays.

    Evidence for this update
    TargetEWR departures 6–9 PM 2026-11-06 (15+ min late)
    Probability (calibrated, mean per flight)69% over 111 flights
    Forecast cycle · horizonFri Nov 6, 2:00 PM EST · 2.6 h ahead
    Model versionfamB-sd-v4i (changed since the previous update)
    Source event time
    Ingested
    Published here (2026-11-06 20:26 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 Newark departure delay risk 6–9 PM Friday to 78%

    What changed: 69% → 78% since the 2:00 PM EST forecast (same model, same window)

    Tailodds’ model gives the 112 departures scheduled from Newark 6–9 PM Friday an average 78% chance of leaving 15+ minutes late. With calm weather the same flights would average 44%. From the 3:00 PM EST forecast (model famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetEWR departures 6–9 PM 2026-11-06 (15+ min late)
    Probability (calibrated, mean per flight)78% over 112 flights
    Forecast cycle · horizonFri Nov 6, 3:00 PM EST · 2.0 h ahead
    Model versionfamB-sd-v4i
    Source event time
    Ingested
    Published here (2026-11-06 20:57 UTC)
    SourcesTailodds forecast
    Provenanceforecast_blocks forecast-blocks-v1 · config 2026-10-17.1 · writer template-v1
    Was this useful?

Closed Fri Nov 6, 6:00 PM EST: The forecast window has started; measured delays are reported separately as observed items.