2,067 first-hand accounts of flood events in Illinois, ranked by impact. Each is a NOAA-written narrative of the moment.
An outflow boundary interacting with a warm and very humid environment triggered clusters of slow-moving thunderstorms across east-central Illinois during the evening of July 26th.
Read the full account →An upper-level disturbance interacting with an outflow boundary triggered scattered showers and thunderstorms in the Illinois River Valley during the morning of July 8th.
Read the full account →An upper-level disturbance interacting with an outflow boundary triggered scattered showers and thunderstorms in the Illinois River Valley during the morning of July 8th.
Read the full account →Isolated thunderstorms produced funnel clouds across central Illinois during the late morning of July 25th. A narrow line of thunderstorms developed over southeast DuPage and central Cook Counties during the late morning of July 25th and continued into the early afternoon…
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →A series of thunderstorms brought torrential rainfall and widespread flooding to much of the Chicago metro area, namely the south and west suburbs and up into the city of Chicago. Several Oswego District 308 schools received water and storm damage.
Read the full account →As high pressure slowly crept northward towards the Quad State region, ridging remained over the middle Mississippi River Valley. A slow-moving MCS moved through the northeastern half of the Quad State midday to near sunset.
Read the full account →As high pressure slowly crept northward towards the Quad State region, ridging remained over the middle Mississippi River Valley. A slow-moving MCS moved through the northeastern half of the Quad State midday to near sunset.
Read the full account →A surface boundary was positioned west to east across the Quad State during the early afternoon with convective activity increasing with daytime heating. Scattered convection primarily occurred south of the boundary mid to late afternoon.
Read the full account →Record flooding of the Lower Wabash River occurred, prompting state disaster declarations that included Wabash, White, and Gallatin Counties. Floodfighting activities included the construction of temporary sandbag levees.
Read the full account →Moderate to major flooding of the Ohio River and some of its tributaries occurred. A state disaster declaration included Massac, Pope, Hardin, and Gallatin Counties. Floodfighting activities included the construction of temporary sandbag levees.
Read the full account →Powerful and damaging thunderstorms moved across northern Illinois producing widespread wind damage. The most intense wind damage occurred along a path which began in far western Dupage County near the intersection of Roosevelt Road and Washington Street in West Chicago and…
Read the full account →Powerful and damaging thunderstorms moved across northern Illinois producing widespread wind damage. The most intense wind damage occurred along a path which began in far western Dupage County near the intersection of Roosevelt Road and Washington Street in West Chicago and…
Read the full account →Torrential rainfall amounts from 6 to 12 inches occurred over a two-day period, causing an historic flood event. A very slow-moving cold front over southwest Illinois and southeast Missouri provided the focus for prolonged heavy rainfall.
Read the full account →Several episodes of heavy rain from June 2nd through the 4th, and again on the 6th, produced copious amounts of rain and extensive flooding in eastern Illinois which persisted for two weeks.
Read the full account →An extraordinary flood took place on the Mississippi River in June, resulting from two major rainfall events in Wisconsin and Iowa. The Wisconsin flooding resulted from two separate events, totaling more than 10 inches of rain over most of the southern third of the state.
Read the full account →Heavy rains during the second week of May resulted in moderate flooding on the Rock River.||At Joslin, the river level surpassed the moderate flood stage level of 14 feet on May 15 around 10 am. It crested around 14.5 feet around 1 pm May 16.
Read the full account →June turned out to be a very wet month across the region with many places 3 to 5 inches above normal. Heavy rain fell during the first two days of June and was scattered during the last half of the month.
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