2,067 first-hand accounts of flood events in Illinois, ranked by impact. Each is a NOAA-written narrative of the moment.
The active June weather pattern continued through July, bringing fronts that moved in and near the regional river basins. After having the wettest June on record, the state of Illinois experienced a very wet July.
Read the full account →A series of thunderstorms during the early morning hours produced 3 to 5 inches of rain, which saturated the ground. Another round of storms during the late afternoon produced another inch or two in a short time, which triggered flash flooding.
Read the full account →A wide band of thunderstorms, oriented from west to east, moved east across the same areas for a few hours during the nighttime hours. Rainfall amounts were 2 to 3.5 inches in many places, with isolated amounts near 7 inches at Carbondale.
Read the full account →Heavy rain falling on saturated ground caused water levels to rise quickly. After the initial rapid rises, a prolonged period of flooding set in as light to moderate rain continued to fall.
Read the full account →Heavy rain falling on saturated ground caused water levels to rise quickly. After the initial rapid rises, a prolonged period of flooding set in as light to moderate rain continued to fall.
Read the full account →Heavy rain falling on saturated ground caused water levels to rise quickly. After the initial rapid rises, a prolonged period of flooding set in as light to moderate rain continued to fall.
Read the full account →In Union County, flash flooding struck the small community of Mill Creek, forcing some residents out of their homes. An elderly woman was rescued by boat from her flooded home, and Route 127 was closed.
Read the full account →A mature, very intense derecho moved rapidly east along a stationary front across the Mid Mississippi Valley into the Lower Ohio Valley. With a very moist and unstable atmosphere, along with strongly veering winds aloft, embedded tornadic supercells were associated with the…
Read the full account →A mature, very intense derecho moved rapidly east along a stationary front across the Mid Mississippi Valley into the Lower Ohio Valley. With a very moist and unstable atmosphere, along with strongly veering winds aloft, embedded tornadic supercells were associated with the…
Read the full account →Isolated flash flooding occurred during the evening of July 6. A slow-moving thunderstorm complex backed slowly southwestward across western Kentucky and southern Illinois.
Read the full account →During the afternoon hours of August 3rd, numerous thunderstorms developed across parts of eastern Missouri and west-central Illinois, triggered by strong surface heating ahead of a surging outflow boundary.
Read the full account →During the early morning of Tuesday, July 26th, 2022, a complex of training thunderstorms set up roughly along the I-70 corridor in Missouri and I-64 corridor in Illinois. Several rounds of thunderstorms with rainfall rates exceeding 2in/hr affected this area, including the St.
Read the full account →Several rounds of heavy rain and thunderstorms moved across the region on the 17th. Two to four inches were common, which resulted in isolated flash flooding and more widespread flooding of rivers.
Read the full account →Several rounds of heavy rain and thunderstorms moved across the region on the 17th. Two to four inches were common, which resulted in isolated flash flooding and more widespread flooding of rivers.
Read the full account →Warm air spread across the area along with heavy rain and thunderstorms during the early morning of February 22nd. Some of the thunderstorms produced small hail. A cold front then moved into northern Illinois bringing freezing rain to far northern Illinois.
Read the full account →Thunderstorms developed across all of eastern Iowa, northwest Illinois and far northeast Missouri on the afternoon and evening of May 31, 2022. Initially, storms were not severe as they worked through an environment that was lacking strong mid-level instability.
Read the full account →An outflow boundary from convection earlier in the day served as the primary focusing mechanism for numerous storm clusters along and south of I-70 from the late afternoon of August 1st into the pre-dawn hours of August 2nd.
Read the full account →A cluster of showers and thunderstorms, extending from St. Louis metro area to southeastern Missouri, moved eastward through the afternoon and early evening hours.
Read the full account →Two rounds of showers and thunderstorms tracked from northeast Iowa into northern Illinois Sunday morning, and again early Monday morning, bringing torrential rain and occasional lightning to the region.
Read the full account →Two rounds of showers and thunderstorms tracked from northeast Iowa into northern Illinois Sunday morning, and again early Monday morning, bringing torrential rain and occasional lightning to the region.
Read the full account →Two rounds of showers and thunderstorms tracked from northeast Iowa into northern Illinois Sunday morning, and again early Monday morning, bringing torrential rain and occasional lightning to the region.
Read the full account →Two rounds of showers and thunderstorms tracked from northeast Iowa into northern Illinois Sunday morning, and again early Monday morning, bringing torrential rain and occasional lightning to the region.
Read the full account →Two rounds of showers and thunderstorms tracked from northeast Iowa into northern Illinois Sunday morning, and again early Monday morning, bringing torrential rain and occasional lightning to the region.
Read the full account →Two rounds of showers and thunderstorms tracked from northeast Iowa into northern Illinois Sunday morning, and again early Monday morning, bringing torrential rain and occasional lightning to the region.
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