Partly stale · checked 7:35 AM FAA NAS status 224 h staleForecast cycle 1 hLightning 224 h staleWeather observations no data staleFAA surface data 6 minFAA flight data 6 min

FAA NAS status is stale (224 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (224 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 Significant Resolved Delay PHX arrivals

Phoenix arrival delays ease: 42% late in the last hour, still above normal

Current state: Resolved: closed without a new report (No usable measurement for 6 h; closed without a recovery report.)
Started: Sat Oct 17, 4:25 PM MST
Latest activity: Sat Oct 17, 5:28 PM MST
Updates: 3

Create monitor View PHX Flights at PHX

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

Initial Observed Sat Oct 17, 4:25 PM MST

Phoenix arrivals running late: 45% reached the gate 15+ min late in the last hour

Of 40 arrivals that landed between 3:25 PM and 4:25 PM MST, 18 reached the gate at least 15 minutes late. Typically 20% of arrivals at Phoenix 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 window	3:25 PM–4:25 PM MST
Sample	40 flights, 18 late (45%)
Comparison	20% typical · US DOT on-time data, last 12 published months, all arrivals
Median delay	9.0 min
Method	FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
Source event time	Sat Oct 17, 4:25 PM MST
Ingested	Sat Oct 17, 4:25 PM MST
Published here	Sat Oct 17, 4:25 PM MST (2026-10-17 23:25 UTC)
Sources	Tailodds measurement of FAA flight data against airline schedules
Provenance	observed_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1

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Escalation Observed Sat Oct 17, 4:51 PM MST

Phoenix arrival delays worsen: 63% late in the last hour

What changed: late share 45% → 63%

Of 38 arrivals that landed between 3:51 PM and 4:51 PM MST, 24 reached the gate at least 15 minutes late. Typically 20% of arrivals at Phoenix 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 window	3:51 PM–4:51 PM MST
Sample	38 flights, 24 late (63%)
Comparison	20% typical · US DOT on-time data, last 12 published months, all arrivals
Median delay	31.0 min
Method	FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
Source event time	Sat Oct 17, 4:51 PM MST
Ingested	Sat Oct 17, 4:51 PM MST
Published here	Sat Oct 17, 4:51 PM MST (2026-10-17 23:51 UTC)
Sources	Tailodds measurement of FAA flight data against airline schedules
Provenance	observed_ops observed-ops-v1 · config 2026-10-17.1 · writer template-v1

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De-escalation Observed Sat Oct 17, 5:28 PM MST