A complex of thunderstorms developed over southeast Minnesota during the afternoon of June 15th. As these storms initially formed, some of them dropped large hail on parts of Mower and Fillmore Counties. The largest hail reported was half dollar sized east of Grand Meadow (Mower County). As the storms matured, they became heavy rain producers with rainfall amounts of 2 to 3 inches common across eastern Mower and much of Fillmore Counties. The heavy rain resulted in some flooding with water covered roads between Grand Meadow and Spring Valley, MN.

Hail in FILLMORE, MINNESOTA
From 15-JUN-19 15:35:00 to 15-JUN-19 15:35:00 (CST-6)
Location: SPRING VLY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in FILLMORE, MINNESOTA
From 15-JUN-19 15:45:00 to 15-JUN-19 15:45:00 (CST-6)
Location: SPRING VLY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail fell in Spring Valley.

Flash Flood in MOWER, MINNESOTA
From 15-JUN-19 15:52:00 to 15-JUN-19 18:45:00 (CST-6)
Location: LE ROY
Flood cause: Heavy Rain
Property damage: 25.00K
Crop damage: 320.00K
Reported by: Trained Spotter

Runoff from heavy rain produced flash flooding across the eastern portions of Mower County. The intersection of U.S. Highway 63 and State Highway 16 was covered in water and both Deer Creek and Bear Creek went out of their banks.

Flash Flood in FILLMORE, MINNESOTA
From 15-JUN-19 16:00:00 to 15-JUN-19 18:45:00 (CST-6)
Location: OSTRANDER
Flood cause: Heavy Rain
Property damage: 35.00K
Crop damage: 270.00K
Reported by: Law Enforcement

Runoff from heavy rain produced some flash flooding across the western portions of Fillmore County. Water covered roads west of Spring Valley and several small creeks went out of their banks including Spring Valley, Little Kingsley, Deer and Bear. In the city of Spring Valley, water from Spring Valley creek flooded the downtown area for the first time in more than a decade. At least three people tried to drive their vehicles through the flood waters with all three vehicles becoming stranded. Two of the people needed assistance from the Spring Valley fire department to be safely removed from the flood waters. Near Ostrander, water went over County Road 14 and deposited debris from a farm field that made travel difficult after the water receded.

Heavy Rain in FILLMORE, MINNESOTA
From 15-JUN-19 14:40:00 to 15-JUN-19 18:56:00 (CST-6)
Location: SPRING VLY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

An estimated 5.75 inches of rain fell in Spring Valley.

Flood in OLMSTED, MINNESOTA
From 15-JUN-19 18:30:00 to 15-JUN-19 21:00:00 (CST-6)
Location: LITTLE VLY
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: River/Stream Gage

Runoff from heavy rains pushed the Whitewater River out of its banks in the Whitewater State Park. The river crested a half foot above the flood stage at 13.98 feet.

Hail in MOWER, MINNESOTA
From 15-JUN-19 15:53:00 to 15-JUN-19 15:53:00 (CST-6)
Location: GRAND MEADOW
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Half dollar sized hail fell east of Grand Meadow near the Fillmore County line.