Mass casualty event reported in Ohio following suspected tornadoes

Colorado is experiencing a severe snowstorm with wind gusts over 35 mph and snowfall rates exceeding two inches per hour. Denver is expected to receive 10 to 20 inches of snow, while areas west of the city could see up to four feet. The storm has led to road closures and flight cancellations. Outreach efforts are underway to help those living on the streets. The storm is also causing severe weather in other regions, including hail and tornadoes, affecting millions.

What impact did the storm have on flights according to FlightAware?

What severe weather events are expected in addition to heavy snow?