När var sista gången lincoln ne hade en tornado?
Tornado outbreak of November 17, 2013
Lincoln, Illinois Weather Forecast Office (17 november 2013). "Tornadovarning för södra Grundy, östra centrala La Salle och norra centrala Livingston Counties kl. 11:33 CST den 17 november 2013". Lincoln, Illinois: Iowa Environmental Mesonet. Hämtad den 10 mars 2014.
Tornado outbreak of November 17, 2013
Lincoln, Illinois Weather Forecast Office (November 17, 2013). "Tornado Warning for Southern Grundy, East Central La Salle, and North Central Livingston Counties at 11:33 AM CST on November 17, 2013". Lincoln, Illinois: Iowa Environmental Mesonet. Retrieved 10 March 2014.
Tornado outbreak of November 17, 2013