Rapid snowmelt from a few day period of well above normal temperatures focused on the 11-13th of April resulted in minor to locally moderate flooding through much of the Big Sioux River Basin. Some areas north of I-90 lost between 2 to 5 inches of snow water equivalent (SWE) from the first to second week of April, but antecedent drought conditions resulted in only a percentage of this water actually making it into the river system.

Flood in LYON, MINNESOTA
From 12-APR-23 02:00:00 to 13-APR-23 20:00:00 (CST-6)
Location: RUSSELL
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Redwood River near Russell, MN rose above flood stage during the early morning of April 12th before cresting around 0.63 feet above flood stage (14.63 feet) on April 13th. The river then fell below flood stage on the evening of April 13th.

Flood in LINCOLN, MINNESOTA
From 09-APR-23 03:00:00 to 09-APR-23 12:00:00 (CST-6)
Location: LAKE BENTON
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Flandreau Creek near Flandeau, SD rose above flood stage on the early morning of April 9th before cresting around 0.28 feet above flood stage (9.28 feet) on April 9th. The creek then quickly fell below flood stage midday on April 9th.

Flood in PIPESTONE, MINNESOTA
From 09-APR-23 03:00:00 to 09-APR-23 12:00:00 (CST-6)
Location: CAZENOVIA
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Flandreau Creek near Flandeau, SD rose above flood stage on the early morning of April 9th before cresting around 0.28 feet above flood stage (9.28 feet) on April 9th. The creek then quickly fell below flood stage midday on April 9th.

Flood in LYON, MINNESOTA
From 11-APR-23 00:00:00 to 14-APR-23 00:00:00 (CST-6)
Location: MINNEOTA
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Areal flooding from rapid snowmelt resulted in damage to several gravel roads and culverts across Lyon County, Minnesota during mid April. The most concentrated area of issues occurred in Westerheim Township in northern Lyon County. This flooding resulted in a Presidential Disaster Declaration for several townships across the county.

Flood in COTTONWOOD, MINNESOTA
From 12-APR-23 14:00:00 to 17-APR-23 09:00:00 (CST-6)
Location: WESTBROOK
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The West Fork of the Des Moines River near Avoca, MN rose above flood stage on the afternoon of April 12th before cresting around 0.67 feet above flood stage (1425.67 feet) on April 15th. The river then fell below flood stage on the morning of April 17th.

Flood in LINCOLN, MINNESOTA
From 12-APR-23 02:00:00 to 13-APR-23 20:00:00 (CST-6)
Location: ARCO
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The Redwood River near Russell, MN rose above flood stage during the early morning of April 12th before cresting around 0.63 feet above flood stage (14.63 feet) on April 13th. The river then fell below flood stage on the evening of April 13th.

Flood in MURRAY, MINNESOTA
From 12-APR-23 14:00:00 to 17-APR-23 09:00:00 (CST-6)
Location: CURRIE
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

The West Fork of the Des Moines River near Avoca, MN rose above flood stage on the afternoon of April 12th before cresting around 0.67 feet above flood stage (1425.67 feet) on April 15th. The river then fell below flood stage on the morning of April 17th.