4,632 first-hand accounts of flood events in Iowa, ranked by impact. Each is a NOAA-written narrative of the moment.
A cluster of strong thunderstorms formed in northeast Missouri early in the morning, August 11th, 2021. These storms expanded and moved northeast into northern Illinois, with a swath of damaging winds, hail, and very heavy rainfall.
Read the full account →A surface low pressure system was centered over Kansas and Nebraska with attendant warm front draped across north central Iowa. This was bisected by an outflow boundary from morning convection across western Iowa.
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →A complex of storms moved across northeast Iowa during the late afternoon and evening of August 27th. These storms produced two tornadoes in the vicinity of Marble Rock (Floyd County).
Read the full account →Heavy rainfall across northern Iowa and southern Minnesota sent a wave of flood water south along the Des Moines River The upper reaches flooded earlier in the month with the water reaching farther south after mid month.
Read the full account →Widespread flooding from June continued along several river systems across the state into July. For the most part, rivers crested early and then fell slowly during the first week of the month.
Read the full account →An upper level disturbance combined with a strong cold front allowed severe thunderstorms to develop in the late afternoon and evening hours across Eastern Iowa. Training of storms allowed very heavy rain amounts to occur in short time periods causing mainly nuisance flooding.
Read the full account →The first river flooding in the Des Moines Hydrologic Service Area since July of 1999 developed as a result of heavy rains across northern and northeast Iowa on May 30 through 31.
Read the full account →The first river flooding in the Des Moines Hydrologic Service Area since July of 1999 developed as a result of heavy rains across northern and northeast Iowa on May 30 through 31.
Read the full account →The first river flooding in the Des Moines Hydrologic Service Area since July of 1999 developed as a result of heavy rains across northern and northeast Iowa on May 30 through 31.
Read the full account →The first river flooding in the Des Moines Hydrologic Service Area since July of 1999 developed as a result of heavy rains across northern and northeast Iowa on May 30 through 31.
Read the full account →An upper level disturbance moved southeast across Iowa, northeast Missouri, and Illinois during the evening of July 27 bringing showers and thunderstorms to the region. Some of the thunderstorms surpassed severe thresholds by producing damaging winds over 60 mph.
Read the full account →An upper level disturbance that lifted across the Rockies and into the Dakotas sent a cold front across eastern Nebraska and southwest Iowa during the late evening and overnight hours of June 26th and 27th.
Read the full account →Heavy rains during the first week of August resulted in the Iowa River at Lone Tree going above the moderate flood stage level of 16.5 feet on August 4 around 2 pm CDT. It crested around 17.6 feet around 7 am CDT August 5.
Read the full account →Water continued to flow at above normal levels through the Des Moines River system. In addition, another round of heavy rainfall moved through Iowa, especially the water soaked southern half. Flooding took place on several streams across the south.
Read the full account →Water continued to flow at above normal levels through the Des Moines River system. In addition, another round of heavy rainfall moved through Iowa, especially the water soaked southern half. Flooding took place on several streams across the south.
Read the full account →Heavy rains during the third week of June resulted in the Iowa River at Lone Tree going above the moderate flood stage level of 16.5 feet on June 16 around 12 am. It crested around 17.0 feet around 11 am June 16. It fell below the moderate flood stage level around 930 pm June 16.
Read the full account →Much of the raihnfall in Iowa during the month of May occurred during the first week of the month. A significant rainfall event occured on the 7th. Rainfall amounts of 1 to 3 inches were common east and south of Des Moines, with some spotty amounts to 4 inchs.
Read the full account →