Severe thunderstorms on August 8, 2026 led to FAA ground stops and 930 flight cancellations at Newark, JFK, and LaGuardia airports. Major airlines issued rebooking waivers with deadlines ranging from August 9 to 12.
Denver International Airport imposed a ground stop and delay on August 8 due to high winds and staffing shortages. Departing flights are delayed by an average of 143 minutes; arrivals face at least 15-minute delays.
Severe thunderstorms on August 8 caused 930 flight cancellations at Newark, JFK, and LaGuardia airports. The FAA maintained a ground stop at Newark, while airlines issued travel waivers with fee-free rebooking through August 10.