South Dakota, 2023

Flash Flood in South Dakota, June 22, 2023

June 22, 2023 · NWS UNR · 1 event in 1 county or zone

Runoff from heavy rain caused flooding across portions of Tripp County. Flash flooding developed; which inundated several county roads, overwhelmed culverts, and caused ponding of water in fields.

Where it happened

Every event with a place to put it. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
1

Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.

What happened

The episode as NWS UNR wrote it up.

Runoff from heavy rain caused flooding across portions of Tripp County. Flash flooding developed; which inundated several county roads, overwhelmed culverts, and caused ponding of water in fields.

The radar

The North Platte radar (KLNX), 149 km away, was scanning. The volume nearest the first event began at 00:01 UTC.

Open the radar archive at this moment

Event by event

1 flash flood. Local standard time, as filed.

Flash Flood, Tripp

When
June 22, 6:00 PM CST to 9:00 PM CST
Where
Tripp County, 8.35 mi S of Colome to 2.3 mi SE of Colome
Cause
Heavy Rain
Reported by
Trained Spotter
Coordinates
43.130, -99.700

Five to eight inches of rain fell within two days, with three inches of rain falling in an hour during the afternoon of June 22. Numerous roads were covered with water including 228th Street, 325th Avenue, 326th Avenue, 328th Avenue, 290th Street, 291st Street, and 327th Street. Water filled Roosevelt Lake and inundated several fields and low lying areas.

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in South Dakota in 2023Every state in 2023This day in weather historyWarnings in South Dakota, June 2023

Sources

NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 1104001.