2001 March 5-6th U.S., New York Area: forecasted snowstorms at the three major airports ( Newark, John F. Kennedy, LaGuardia) grounded 1,675 flights (Monday, March 5) and another 802 flights on Tuesday (March 6), stranding tens of thousands of passengers

2001 July, Volcanic Eruption, Italy, Sicily, Mt. Etna, Catania Fontarossa Airport: Ash raining from Europe's most active volcano forced a temporary closure of eastern Sicily's main airport for the second time in two weeks.