tailodds FORECAST
Partly stale · checked FAA NAS status 222 h staleForecast cycle 1 hLightning 222 h staleWeather observations no data staleFAA surface data 5 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.

Observed Major Resolved Delay SLC arrivals

Salt Lake City arrivals back near normal: 6% late in the last hour

Current state
Resolved at 8:04 PM MST
Started
Latest activity
Updates
2
Create monitor View SLCFlights at SLC

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 Observed

    Salt Lake City arrivals running late: 69% reached the gate 15+ min late in the last hour

    Of 13 arrivals that landed between 5:14 PM and 6:14 PM MST, 9 reached the gate at least 15 minutes late. Typically 15% of arrivals at Salt Lake City arrive that late (US DOT on-time data, last 12 published months, all arrivals). Measured by Tailodds from FAA flight data against airline schedules.

    Evidence for this update
    Measurement window5:14 PM–6:14 PM MST
    Sample13 flights, 9 late (69%)
    Comparison15% typical · US DOT on-time data, last 12 published months, all arrivals
    Median delay88.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-02 01:14 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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  2. Recovery Observed

    Salt Lake City arrivals back near normal: 6% late in the last hour

    What changed: late share 71% at worst → 6% now

    Of 32 arrivals that landed between 7:04 PM and 8:04 PM MST, 2 reached the gate at least 15 minutes late. Typically 15% of arrivals at Salt Lake City arrive that late (US DOT on-time data, last 12 published months, all arrivals). Measured by Tailodds from FAA flight data against airline schedules. The late share has stayed at or below 25% for 31 minutes across 16 checks, each with at least 12 flights and current data.

    Evidence for this update
    Measurement window7:04 PM–8:04 PM MST
    Sample32 flights, 2 late (6%)
    Comparison15% typical · US DOT on-time data, last 12 published months, all arrivals
    Median delay-16.0 min
    MethodFAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
    Source event time
    Ingested
    Published here (2026-11-02 03:04 UTC)
    SourcesTailodds measurement of FAA flight data against airline schedules
    Provenanceobserved_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1
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