What happened
AI-written · may contain mistakes. Written from the advisory text and weather only.
Cause: Thunderstorms at Las Vegas Harry Reid airport led air traffic control to hold departures, while flash flood warnings and a convective storm advisory covered the area.
The ground stop began at 19:55 UTC and was first set to run until 2:00 pm Pacific. At 20:52 UTC it was extended to 3:00 pm Pacific, and the chance of a further extension was rated medium. It ended at 21:48 UTC, after 1 hour 53 minutes, with departures from five air traffic control centers held during that time.
Impact by airline
Aircraft seen on the ground at LAS and holding nearby, by airline.
| Airline | On ground | Holding |
|---|---|---|
| Southwest Airlines WN | 24 | — |
| American Airlines AA | 8 | — |
| Delta Air Lines DL | 7 | — |
| United Airlines UA | 7 | — |
| Frontier Airlines F9 | 4 | — |
| JSX XE | 4 | — |
| Allegiant Air G4 | 3 | — |
| Alaska Airlines AS | 3 | — |
| JetBlue B6 | 3 | — |
| Breeze Airways MX | 2 | — |
| WestJet WS | 2 | — |
| Air France AF | 1 | — |
| Aeroméxico AM | 1 | — |
| Porter Airlines PD | 1 | — |
| Horizon Air QX | 1 | — |
Impact by region
Air traffic control centers whose departures to the airport were held.
| Center | Status |
|---|---|
| Albuquerque Center (ZAB) | Held |
| Denver Center (ZDV) | Held |
| Los Angeles Center (ZLA) | Held |
| Salt Lake City Center (ZLC) | Held |
| Oakland Center (ZOA) | Held |
Aircraft at the airport
Peak 59 on the ground, 0 holding nearby.
On the ground Holding nearby
Timeline
Every change published while the ground stop was in effect, as seen each minute.
Ground stop issued at LAS for thunderstorms, until 2:00 pm PDT. Departures held from ZLA, ZLC, ZDV, ZOA and 1 more.
Extended until 3:00 pm PDT.
Chance of extension now medium.
Ground stop ended after 1 hr 53 min.
Advisories
The air traffic control advisories issued for this ground stop, as published.
ATCSCC ADVZY 089 LAS/ZLA 10/30/2026 CDM GROUND STOP
CTL ELEMENT: LAS ELEMENT TYPE: APT ADL TIME: 2049Z GROUND STOP PERIOD: 30/2024Z - 30/2200Z CUMULATIVE PROGRAM PERIOD: 30/1830Z - 30/2359Z DEP FACILITIES INCLUDED: (1stTier) ZLA ZLC ZDV ZOA ZAB PREVIOUS TOTAL, MAXIMUM, AVERAGE DELAYS: 1938 / 153 / 35 NEW TOTAL, MAXIMUM, AVERAGE DELAYS: 4169 / 212 / 74 PROBABILITY OF EXTENSION: MEDIUM IMPACTING CONDITION: WEATHER / THUNDERSTORMS COMMENTS:Original advisory ↗