At least 5 tornadoes struck Chicago, suburbs during Monday severe storms NBC ChicagoScared Passengers Tweet From O’Hare Tarmac During Derecho The Weather ChannelNWS: 6 tornadoes touched down in Chicagoland on Sunday night, including 2 in Chicago WGN TV ChicagoWoman dead after at least 11 tornadoes, including 2 in city, hit Chicago region Monday night WLS-TVAs O’Hare sheltered in place during storm, passengers rode the winds out aboard planes: ‘It felt very vulnerable’ Chicago Tribune