tuesday for a lot of folks. take a look at the midwest heat. this is where the big dome of warmest temperatures is, from the southern great lakes down through the ohio valley. that includes indianapolis, big event today, they're going to be keeping a close eye on the happenings at the indianapolis motor speedway. we have excessive heat warnings in effect. heat index warnings, 95 degrees do 100 degrees. that's dangerous for the drivers and folks in the stands alike. urging everyone, drink a lot of water. record highs falling today. forecasts and new orleans, shreveport will be in the area, memphis, forecasting mid 90s. upper 90s in st. louis, they're off to the warmest start to the year. places like chicago, madison, grand rapids and des moines, all forecasting near or setting record high temperatures. not just the heat, but the severe weather expecting storms especially here across kansas, eastern nebraska, out toward iowa and into southwestern minnesota. that's where we could be seeing some large hail, gusty winds and the chance for tornadoes today.