National Weather Service in Chicago, Illinois (April 1, 2023). NWS Damage Survey for 03/31/2023 Tornado Event (Report). Iowa Environmental Mesonet. Archived from the original on April 2, 2023. Retrieved April 1, 2023.
National Weather Service in Chicago, Illinois (April 1, 2023). NWS Damage Survey for 03/31/2023 Tornado Event (Report). Iowa Environmental Mesonet. Archived from the original on April 2, 2023. Retrieved April 1, 2023.