Your morning Illinois weather update Multiple flood warnings are in effect across Illinois this Saturday morning, with 46 active weather alerts as moderate to heavy rain continues to impact the region. The flood watch for central Illinois remains until 4 A.M., but standing water and swollen waterways will create hazardous conditions throughout the day. This morning's rain will taper off between 5 and 7 A.M., giving way to cloudy skies and falling temperatures.