12th - 15th
Clearing along Mississippi River.
16th - 19th
Turning chilly and unsettled.
20th - 23rd
Heavy-to-severe thunderstorms Wisconsin, Illinois, and parts of western Kentucky.
24th - 27th
Big thunderstorms march east through Ohio Valley, as well as central and eastern Great Lakes.
28th - 30th
Unsettled weather sweeps in from the west.
1st - 3rd
4th - 7th
Pleasant spring weather across the Great Lakes and all points south. Great weather for Derby Day in Louisville.
8th - 11th