After a cool start to the week, rain will enter the forecast starting tomorrow.

Much of eastern Kansas has more than a 90% chance of at least 1 inch of rain, with Coffeyville seeing a 74% chance of more than 2 inches of rain. Showers are expected to start tomorrow morning.

Across the four states, there is about a 15% chance of excessive rainfall leading to flash flooding Wednesday into Thursday, as multiple rounds of rain are expected.