2,067 first-hand accounts of flood events in Illinois, ranked by impact. Each is a NOAA-written narrative of the moment.
As a frontal boundary slowly dropped southward into the area during the evening of June 6th, thunderstorms continued to develop across parts of east-central and southeast Illinois.
Read the full account →A cold front lifted north and stalled over the region for a few days. A couple of areas of low pressure developed and moved northeast along the front, bringing multiple rounds of showers and thunderstorms.
Read the full account →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 →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 →Thunderstorms repeatedly moved over the same areas, causing excessive rainfall amounts over 3 inches in 3 hours. Numerous roads were flooded from DuQuoin to West Frankfort.
Read the full account →Thunderstorms repeatedly moved over the same areas, causing excessive rainfall amounts over 3 inches in 3 hours. Numerous roads were flooded from DuQuoin to West Frankfort.
Read the full account →A strong spring storm system moved from the central Plains into the Great Lakes region from 12 March to 13 March 2006. An initial low level jet of 30-40 knots increased to 40-50 knots after sunset on 12 March which increased the available moisture for thunderstorms and heavy…
Read the full account →A cold front pushed through Iowa and Illinois during the afternoon and evening of June 19, bringing severe thunderstorms and flooding to much of the area.
Read the full account →A warm front slowly lifted northward from central Missouri into eastern Iowa and northern Illinois May 12th and 13th. Several rounds of showers and thunderstorms moved across the area producing widespread torrential rains and some hail.
Read the full account →A frontal system over the area brought two rounds of showers and thunderstorms to the mid Mississippi Valley on June 18. The first was during the midday to early afternoon hours, quickly followed by the second round in the late afternoon and evening.
Read the full account →A line of showers and thunderstorms moved across parts of eastern Iowa and Illinois during the afternoon and evening of June 23. These storms produced rainfall amounts of 1 to 2 inches and strong winds of 60 to 80 mph.
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 →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 →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 →Excessive rainfall in the upper Midwest caused major flooding on the Wabash River. The ground was already saturated over central Indiana and eastern Illinois when a deluge occurred on the 6th.
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.
Read the full account →On July 11th, a line of severe thunderstorms moved across eastern Iowa and into northwest Illinois. These storms produced damaging straight-line winds and very heavy rain.
Read the full account →On July 11th, a line of severe thunderstorms moved across eastern Iowa and into northwest Illinois. These storms produced damaging straight-line winds and very heavy rain.
Read the full account →On July 11th, a line of severe thunderstorms moved across eastern Iowa and into northwest Illinois. These storms produced damaging straight-line winds and very heavy rain.
Read the full account →On July 11th, a line of severe thunderstorms moved across eastern Iowa and into northwest Illinois. These storms produced damaging straight-line winds and very heavy rain.
Read the full account →Several rounds of showers and thunderstorms occurred across southeast Illinois in advance of a warm front on April 1st into the early morning of April 2nd. Rainfall amounts of 1.50 to 2.50 were common...with a few spots approaching 3.00.
Read the full account →Heavy rain-producing showers and thunderstorms kept developing and redeveloping north of a warm front across southeast Iowa, northeast Missouri and west central Illinois during the late evening of June 13 and early morning of June 14.
Read the full account →Thunderstorms initiated across eastern Iowa during the morning of May 29th, then tracked eastward along a stationary frontal boundary into north-central Illinois. A large bow echo signature developed, with the strongest winds remaining north of a Galesburg to Henry line.
Read the full account →On the morning of May 24th a low pressure system was located over the eastern Dakotas, with Illinois positioned in the warm sector. Over the course of the day, several rounds of thunderstorms occurred. First, a squall line tracked across Iowa and reached Illinois by the morning.
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