Rainfall of one to three inches on frozen ground and into a snow pack with between 2 and 5 inches of liquid water equivalent resulted in considerable overland flooding.
One of the hardest hit areas was around Yankton, where a No Travel Advisory was issued for the city on March 13-14.  Businesses along north Highway 81 toward Yankton Mall had considerable ponding of water.  Water rescues were necessary as cars stalled in high water in low spots around Yankton.  Two people were also rescued from their inundated vehicle on Jim River Road east of Yankton. Water also got into power substations and caused spotty power outages and necessitated temporary evacuation of residents.
State government offices across the area were closed on March 14 due to the flooding.

Flood in CHARLES MIX, SOUTH DAKOTA
From 13-MAR-19 21:00:00 to 14-MAR-19 18:00:00 (CST-6)
Location: GREENWOOD
Flood cause: Heavy Rain / Snow Melt
Property damage: 330.00K
Crop damage: 0.00K
Reported by: Emergency Manager

South Dakota Highway 46 was closed both east and west of Wagner due to water flowing over the roadway. Other flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in MCCOOK, SOUTH DAKOTA
From 14-MAR-19 03:00:00 to 14-MAR-19 23:00:00 (CST-6)
Location: BRIDGEWATER
Flood cause: Heavy Rain / Snow Melt
Property damage: 660.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Interstate 90 was closed due to water flowing over the road between exits 364 and 368 southeast of Salem. Other flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in UNION, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: ELK PT
Flood cause: Heavy Rain / Snow Melt
Property damage: 1.21M
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in DOUGLAS, SOUTH DAKOTA
From 13-MAR-19 13:59:00 to 14-MAR-19 17:00:00 (CST-6)
Location: JOUBERT
Flood cause: Heavy Rain / Snow Melt
Property damage: 670.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges. The property damage costs include estimates for public property losses.

Flood in CLAY, SOUTH DAKOTA
From 13-MAR-19 12:55:00 to 15-MAR-19 10:00:00 (CST-6)
Location: BURBANK
Flood cause: Heavy Rain / Snow Melt
Property damage: 440.00K
Crop damage: 0.00K
Reported by: COOP Observer

Multiple rural roads under water. Other flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in LAKE, SOUTH DAKOTA
From 14-MAR-19 17:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: ORLAND
Flood cause: Heavy Rain / Snow Melt
Property damage: 310.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Water was flowing across SD Highway 34/U.S. 81 west of 447th Avenue, just west of Junius. Other flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in TURNER, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: IRENE
Flood cause: Heavy Rain / Snow Melt
Property damage: 3.12M
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in MINNEHAHA, SOUTH DAKOTA
From 13-MAR-19 15:07:00 to 15-MAR-19 07:00:00 (CST-6)
Location: PUMPKIN CENTER
Flood cause: Heavy Rain / Snow Melt
Property damage: 2.51M
Crop damage: 0.00K
Reported by: Emergency Manager

Numerous flooding reports across the city of Sioux Falls and Minnehaha County, with several closed roads.  Reports through social media as well as law enforcement. Other flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in LINCOLN, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: BERESFORD
Flood cause: Heavy Rain / Snow Melt
Property damage: 3.10M
Crop damage: 0.00K
Reported by: Emergency Manager

A majority of county and township roads were inundated by water. Especially hard hit were gravel roads just south of Sioux Falls.  Highway 11 around 2 miles southeast of Harrisburg was inundated with water for several hours. The property damage costs include estimates for public property losses.

Flood in MOODY, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: COLMAN
Flood cause: Heavy Rain / Snow Melt
Property damage: 260.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in CLAY, SOUTH DAKOTA
From 13-MAR-19 17:35:00 to 15-MAR-19 14:00:00 (CST-6)
Location: WAKONDA
Flood cause: Heavy Rain / Snow Melt
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Ponding of water over roadways at the intersections of 302nd St. and SD Highway 19, and SD Highway 46/19.

Flood in JERAULD, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: CROW LAKE
Flood cause: Heavy Rain / Snow Melt
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in AURORA, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: AURORA CENTER
Flood cause: Heavy Rain / Snow Melt
Property damage: 600.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges. The property damage costs include estimates for public property losses.

Flood in BEADLE, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: VIRGIL
Flood cause: Heavy Rain / Snow Melt
Property damage: 110.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in BON HOMME, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: PERKINS
Flood cause: Heavy Rain / Snow Melt
Property damage: 1.49M
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in BROOKINGS, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: MEDARY
Flood cause: Heavy Rain / Snow Melt
Property damage: 170.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in HANSON, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: ROCKPORT
Flood cause: Heavy Rain / Snow Melt
Property damage: 150.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in HUTCHINSON, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: TRIPP
Flood cause: Heavy Rain / Snow Melt
Property damage: 760.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in YANKTON, SOUTH DAKOTA
From 13-MAR-19 11:48:00 to 14-MAR-19 19:00:00 (CST-6)
Location: UTICA
Flood cause: Heavy Rain / Snow Melt
Property damage: 9.80M
Crop damage: 0.00K
Reported by: Emergency Manager

Street flooding in numerous intersections within the city of Yankton. A high number of flooded basements also reported, especially along Marne Creek. Other flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in BRULE, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: BIJOU HILLS
Flood cause: Heavy Rain / Snow Melt
Property damage: 140.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including numerous county and township roads and culverts.

Flood in GREGORY, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: PAXTON
Flood cause: Heavy Rain / Snow Melt
Property damage: 1.38M
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges.

Flood in KINGSBURY, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: ESMOND
Flood cause: Heavy Rain / Snow Melt
Property damage: 370.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in MINER, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: EPIPHANY
Flood cause: Heavy Rain / Snow Melt
Property damage: 250.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in SANBORN, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: CUTHBERT
Flood cause: Heavy Rain / Snow Melt
Property damage: 230.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in damage to public infrastructure including county and township roads and culverts.

Flood in DAVISON, SOUTH DAKOTA
From 13-MAR-19 12:00:00 to 15-MAR-19 08:00:00 (CST-6)
Location: MT VERNON
Flood cause: Heavy Rain / Snow Melt
Property damage: 600.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flooding resulted in extensive damage to public infrastructure including numerous county and township roads, culverts, and some bridges. The property damage costs include estimates for public property losses.