tailodds FORECAST
Live · checked FAA national advisories 5 minFAA NAS status <1 minForecast cycle 1 hLightning 1 minWeather observations 5 minFAA surface data 3 minFAA flight data 3 min
Forecast Significant New Delay BOS departures

Model forecasts 41% delay risk for 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 forecasts 41% delay risk for Boston departures 3–6 PM Saturday

    Tailodds’ model gives the 79 departures scheduled from Boston 3–6 PM Saturday an average 41% chance of leaving 15+ minutes late. With calm weather the same flights would average 24%. From the 4:00 AM EST forecast (model famA-fc-v3+famB-sd-v4i). This is a forecast, not a report of delays.

    Evidence for this update
    TargetBOS departures 3–6 PM 2026-11-14 (15+ min late)
    Probability (calibrated, mean per flight)41% 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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