File name: ENSO_tornadoes_20210621_large.png Original Resolution: 1000 × 451 File Size: 104 KB (MIME Type: image/png) Date Published: July 6, 2021 Download file View image caption March-May values of a blend of tornado reports with a tornado environment index (TEI) for El Nino and La Nina years. Maps by climate.gov; data from C. Lepore and M. Tippett.