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The FAA issued a ground stop at Phoenix Sky Harbor Airport from 11 a.m. to noon on October 30, 2026, causing departure delays averaging up to 75 minutes earlier in the day. Thunderstorms led to 245 delays and three cancellations by 2 p.m., with FlightAware reporting over 500 delays in total.

Renfe train drivers will strike on October 29, 2026, maintaining minimum services but causing expected delays on Valencia commuter rail routes. Previous strikes showed up to 6.3% cancellations and a 25% drop in passengers on Rodalies de Catalunya.

On October 31, 2026, FlightAware reported 571 delayed and 53 canceled flights in the US amid weather disruptions. The FAA cited low clouds, thunderstorms, and high winds at key airports.