Active Weather Alerts
Flash Flood Warning
Issued: 11:58 PM Aug. 19, 2026 – National Weather Service
The National Weather Service in Lincoln has issued a * Flash Flood Warning for... East Central Champaign County in east central Illinois... * Until 1000 PM CDT. * At 657 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 4 inches of rain have fallen. The expected rainfall rate is 1 to 2 inches in 1 hour. Additional rainfall amounts of 1 to 3 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... St. Joseph and Ogden. This includes Interstate 74 between mile markers 187 and 197. PRECAUTIONARY/PREPAREDNESS ACTIONS... Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles. && FLASH FLOOD...RADAR INDICATED; EXPECTED RAINFALL RATE...1-2 INCHES IN 1 HOUR
Flood Watch
Issued: 7:10 PM Aug. 19, 2026 – National Weather Service
...FLOOD WATCH REMAINS IN EFFECT UNTIL 1 AM CDT THURSDAY... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, east central, and west central Illinois, including the following counties, in central Illinois, De Witt, Logan, Macon, Marshall, Mason, McLean, Menard, Peoria, Piatt, Stark, Tazewell and Woodford. In east central Illinois, Champaign and Vermilion. In west central Illinois, Fulton and Knox. * WHEN...Until 1 AM CDT Thursday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - A narrow band of showers and thunderstorms are developing in a west to east orientation across central IL this afternoon and will continue to develop into this evening. Between 1 and 2 inches of rain is possible this afternoon and evening with pockets of 2 to 5 inches possible. This rain will fall on areas that received very heavy rains during the past week and may lead to flash flooding. - http://www.weather.gov/safety/flood 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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