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Minnesota Flood Stories

928 first-hand accounts of flood events in Minnesota, ranked by impact. Each is a NOAA-written narrative of the moment.

Flood$850K damage

Brown, MN · Jun 18, 2014

Several rounds of thunderstorms began during the week of June 14th, and continued through most of the week with areas of flash flooding. The flash flooding evolved into areal flooding, and then main-stem river flooding which continued through the end of the month.

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Flash Flood$750K damage

Hennepin, MN · Jun 1, 2014

Several rounds of strong thunderstorms moved across southern Minnesota, producing torrential rainfall with rates as high as 3 inches per hour.

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Flood$750K damage

Renville, MN · Jun 18, 2014

Several rounds of thunderstorms began during the week of June 14th, and continued through most of the week with areas of flash flooding. The flash flooding evolved into areal flooding, and then main-stem river flooding which continued through the end of the month.

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Flash Flood$15K damage

Olmsted, MN · Jul 20, 2019

Two rounds of thunderstorms moved across southeast Minnesota during the morning of July 20th. The first round produced at 74 mph wind gust at the Rochester International Airport (Olmsted County).

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Flood$3.0M damage

Carlton, MN · Jun 20, 2012

A one in 500 year rainfall hit northeast Minnesota and far northwestern Wisconsin June 19th and 20th. An east to west front stalled just south of the area, across southern Minnesota and central Wisconsin early on June 19th: There was high humidity and record-breaking heat to…

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Flood$625K damage

Freeborn, MN · Jun 18, 2014

Several rounds of thunderstorms began during the week of June 14th, and continued through most of the week with areas of flash flooding. The flash flooding evolved into areal flooding, and then main-stem river flooding which continued through the end of the month.

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Flash Flood$12.0M damage

Winona, MN · Aug 18, 2007

A warm front lifting northward into Iowa triggered round after round of thunderstorms with excessive rainfall across southeast Minnesota during the evening and overnight hours of August 18-19. This was after rain had fallen earlier in the day.

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Flood$11.0M damage

Fillmore, MN · Aug 19, 2007

A warm front lifting northward into Iowa triggered round after round of thunderstorms with excessive rainfall across southeast Minnesota during the evening and overnight hours of August 18-19. This was after rain had fallen earlier in the day.

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Flash Flood$500K damage

Le Sueur, MN · Jun 19, 2014

Several rounds of thunderstorms developed across western and southern Minnesota during the late evening and early morning hours of Thursday, June 19th, and moved eastward through the mid morning hours.

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Flash Flood

Otter Tail, MN · Aug 14, 2020

During the very early morning hours of Friday, August 14th, sporadic slow moving severe thunderstorms formed across portions of west central Minnesota. These resulted in reports of large hail, strong wind gusts, and flash flooding.

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Flash Flood

Otter Tail, MN · Aug 14, 2020

During the very early morning hours of Friday, August 14th, sporadic slow moving severe thunderstorms formed across portions of west central Minnesota. These resulted in reports of large hail, strong wind gusts, and flash flooding.

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Flood$500K damage

Nicollet, MN · Jun 18, 2014

Several rounds of thunderstorms began during the week of June 14th, and continued through most of the week with areas of flash flooding. The flash flooding evolved into areal flooding, and then main-stem river flooding which continued through the end of the month.

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Flood

Mahnomen, MN · Aug 14, 2020

During the very early morning hours of Friday, August 14th, sporadic slow moving severe thunderstorms formed across portions of west central Minnesota. These resulted in reports of large hail, strong wind gusts, and flash flooding.

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Flood

Otter Tail, MN · Aug 14, 2020

During the very early morning hours of Friday, August 14th, sporadic slow moving severe thunderstorms formed across portions of west central Minnesota. These resulted in reports of large hail, strong wind gusts, and flash flooding.

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Flash Flood$10K damage

Clay, MN · Jul 8, 2019

By mid afternoon of July 8th, temperatures across eastern North Dakota and the northwest quarter of Minnesota had risen into the mid to upper 80s with dew points in the mid 60s to low 70s. A stationary boundary set up from west of Bismarck to near Rolla, North Dakota.

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Flood$10.0M damage

West Marshall, MN · Apr 19, 1997

As the Red River crested in Oslo on the 23rd, the city was surrounded by water. The ring dike held together, keeping the city dry. Floodwaters from the Snake River flooded the city of Warren on the 19th, causing problems to one-third of the town.

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Flood$100K damage

Murray, MN · Sep 12, 2019

A frontal zone remained locked in place under southwest flow aloft as a series of mid-level waves moved across the region over a three-day period.

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Flash Flood$9.6M damage

Olmsted, MN · Aug 18, 2007

A warm front lifting northward into Iowa triggered round after round of thunderstorms with excessive rainfall across southeast Minnesota during the evening and overnight hours of August 18-19. This was after rain had fallen earlier in the day.

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Flash Flood$2.0M damage

Carlton, MN · Jun 20, 2012

A one in 500 year rainfall hit northeast Minnesota and far northwestern Wisconsin June 19th and 20th. An east to west front stalled just south of the area, across southern Minnesota and central Wisconsin early on June 19th: There was high humidity and record-breaking heat to…

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Flash Flood$413K damage

Dodge, MN · Jun 16, 2014

A line of severe thunderstorms developed late in the afternoon of June 16th across Minnesota and Iowa ahead of warm front and area of low pressure. These storms produced reports of 60 to 65 mph winds as they rolled across southeast Minnesota.

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Flash Flood$1.9M damage

Lake, MN · Jun 19, 2012

A one in 500 year rainfall hit northeast Minnesota and far northwestern Wisconsin June 19th and 20th. An east to west front stalled just south of the area, across southern Minnesota and central Wisconsin early on June 19th: There was high humidity and record-breaking heat to…

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Flood$50K damage

Grant, MN · Mar 28, 2019

The winter snow melted first across portions of Grant, Wilkin, and Clay counties. Visible satellite imagery confirmed this fact, showing a distinct snow free north to south band that extended roughly 20 or so miles east of the Red River in these three counties.

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Flood$50K damage

Wilkin, MN · Mar 28, 2019

The winter snow melted first across portions of Grant, Wilkin, and Clay counties. Visible satellite imagery confirmed this fact, showing a distinct snow free north to south band that extended roughly 20 or so miles east of the Red River in these three counties.

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Flood$50K damage

Clay, MN · Mar 28, 2019

The winter snow melted first across portions of Grant, Wilkin, and Clay counties. Visible satellite imagery confirmed this fact, showing a distinct snow free north to south band that extended roughly 20 or so miles east of the Red River in these three counties.

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