On April 30, 1967, a major tornado outbreak killed 13 Minnesotans. This week, climatologist Kenny Blumenfeld and Jim du Bois discuss the ‘Black Sunday” tornadoes that devastated parts of Albert Lea and Waseca. Also, a look at why forecasts of last week’s southern Minnesota snowstorm did not pan out, an update on flooding, how earlier ice-in and ice-out dates may impact lake ecology, another devastating cyclone in Mozambique, and more cool and unsettled weather on the way.