Partly stale · checked 8:43 AM FAA NAS status 225 h staleForecast cycle 1 hLightning 225 h staleWeather observations no data staleFAA surface data 3 minFAA flight data 3 min

FAA NAS status is stale (225 h old). No FAA restriction can start or end on the wire until it is fresh again.

Lightning is stale (225 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 LAS departures

Las Vegas departure delays ease: 50% 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: Fri Oct 23, 2:05 PM PDT
Latest activity: Sat Oct 24, 12:15 AM PDT
Updates: 3

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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

Initial Observed Fri Oct 23, 2:05 PM PDT

Las Vegas departures running late: 59% left 15+ min late in the last hour

Of 34 departures that took off between 1:05 PM and 2:05 PM PDT, 20 left at least 15 minutes late. Las Vegas typically sees 26% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 1 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

Evidence for this update

Measurement window	1:05 PM–2:05 PM PDT
Sample	34 flights, 20 late (59%)
Comparison	26% typical · US DOT on-time data, last 12 published months, departures in the 1 PM hour
Median delay	21.0 min
Method	FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
Source event time	Fri Oct 23, 2:05 PM PDT
Ingested	Fri Oct 23, 2:05 PM PDT
Published here	Fri Oct 23, 2:05 PM PDT (2026-10-23 21:05 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 Fri Oct 23, 11:53 PM PDT

Las Vegas departure delays worsen: 70% late in the last hour

What changed: late share 59% → 70%

Of 30 departures that took off between 10:53 PM and 11:53 PM PDT, 21 left at least 15 minutes late. Las Vegas typically sees 23% of departures in this hour leave that late (US DOT on-time data, last 12 published months, departures in the 11 PM hour). Measured by Tailodds from FAA flight data against airline schedules.

Evidence for this update

Measurement window	10:53 PM–11:53 PM PDT
Sample	30 flights, 21 late (70%)
Comparison	23% typical · US DOT on-time data, last 12 published months, departures in the 11 PM hour
Median delay	42.0 min
Method	FAA wheels-off/on +/- median taxi (taxi_times) vs the FAA-filed airline schedule (flight_odds)
Source event time	Fri Oct 23, 11:53 PM PDT
Ingested	Fri Oct 23, 11:53 PM PDT
Published here	Fri Oct 23, 11:53 PM PDT (2026-10-24 06:53 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 24, 12:15 AM PDT