WGUS53 KLOT 270215 FFWLOT ILC063-197-271515- /O.NEW.KLOT.FF.W.0002.240127T0215Z-240127T1515Z/ /00000.U.IJ.000000T0000Z.000000T0000Z.000000T0000Z.OO/ BULLETIN - EAS ACTIVATION REQUESTED Flash Flood Warning National Weather Service Chicago IL 815 PM CST Fri Jan 26 2024 The National Weather Service in Chicago has issued a * Flash Flood Warning for... An Ice Jam Break in... East Central Grundy County in northeastern Illinois... Southwestern Will County in northeastern Illinois... * Until 915 AM CST Saturday. * At 815 PM CST, emergency management and river gauge data indicate the large ice jam near the I-55 bridge on the Kankakee River has broken. Locations immediately downstream of the I-55 bridge may see a rapid 3 to 5 ft rise in river levels up to the confluence with the Illinois River. HAZARD...Life threatening flash flooding from an ice jam. SOURCE...Emergency management. IMPACT...Life-threatening flash flooding of areas near the ice jam. After ice jam break up, the flood wave will move down the Kankakee River from Wilmington to Phelan Acres. PRECAUTIONARY/PREPAREDNESS ACTIONS... A Flash Flood Warning means rapid-onset flooding is imminent or may already be occurring. Persons along creeks, drainage ditches, and other waterways should take immediate precautions to protect life and property. During flooding, rapidly-moving water in drainage ditches, culverts, and detention ponds are especially unsafe and banks may quickly erode. Stay away or be swept away. && LAT...LON 4139 8824 4138 8820 4136 8818 4131 8819 4133 8825 4139 8829 FLASH FLOOD...OBSERVED FLASH FLOOD DAMAGE THREAT...CONSIDERABLE $$ Izzi