Active Weather Alerts
Flash Flood Warning
Issued: 4:56 AM Aug. 15, 2026 – National Weather Service
The National Weather Service in Lincoln has issued a * Flash Flood Warning for... Northeastern Mason County in central Illinois... Southern Peoria County in central Illinois... Tazewell County in central Illinois... Southwestern Woodford County in central Illinois... Fulton County in west central Illinois... Southern Knox County in west central Illinois... * Until 600 AM CDT Saturday. * At 1156 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 1 and 3 inches of rain have fallen. Additional rainfall amounts of 1 to 4 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Flash flooding caused by thunderstorms. SOURCE...Radar. IMPACT...Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. * Some locations that will experience flash flooding include... Peoria, Pekin, East Peoria, Morton, Canton, Eureka, Lewistown, Washington, Bartonville, Creve Coeur, West Peoria, Abingdon, Marquette Heights, Farmington, Tremont, Elmwood, Bellevue, Mackinaw, Delavan and Manito. This includes the following State Parks... Banner Marsh State Fish and Wildlife Area, Powerton Lake State Fish and Wildlife Area, Rice Lake State Fish and Wildlife Area, Sand Ridge State Forest, Spring Lake State Fish and Wildlife Area and Mackinaw River State Fish and Wildlife Area. This includes the following highways... Interstate 74 between mile markers 82 and 112. Interstate 155 between mile markers 12 and 31. Interstate 474 between mile markers 0 and 14. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED
Flood Watch
Issued: 2:47 AM Aug. 15, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT THROUGH SATURDAY MORNING... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central and west central Illinois, including the following counties, in central Illinois, Marshall, Mason, McLean, Peoria, Stark, Tazewell and Woodford. In west central Illinois, Fulton, Knox and Schuyler. * WHEN...Through Saturday morning. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Area creeks and streams are running high and could flood with more heavy rain. * ADDITIONAL DETAILS... - A large area of 3 to 5 inches of rain has fallen since Thursday morning. Thunderstorms are expected to move in again late this evening, becoming widespread after midnight. An additional 1 to 3 inches is likely to fall overnight and Saturday morning. With the ground already saturated, it will not take much additional rain to cause renewed flooding. PRECAUTIONARY/PREPAREDNESS ACTIONS... You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop. &&
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