Flood, Corson
- When
- March 7, 6:45 AM MST to March 10, 2:45 AM MST
- Where
- Corson County, 2.37 mi NW of Maple Leaf to 2.07 mi ENE of Maple Leaf
- Cause
- Heavy Rain / Snow Melt
- Reported by
- River/Stream Gage
- Coordinates
- 45.940, -100.940
Flood in South Dakota, March 7 to 10, 2020
Snowmelt water brought flooding on Oak Creek near Wakpala for a short three day time period in early March. 6 feet on March 9th.
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
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 ABR wrote it up.
Snowmelt water brought flooding on Oak Creek near Wakpala for a short three day time period in early March. The creek rose above the flood stage of 10 feet on March 7th, rising to moderate stage of 14.6 feet on March 9th. The creek then fell back to below flood stage on March 10th.
The radar
The national radar mosaic for the moment the first event began.
Event by event
1 flood. Local standard time, as filed.
What these are
- Flood
- Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
More
Every storm in South Dakota in 2020Every state in 2020This day in weather historyWarnings in South Dakota, March 2020
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 2026-09-30. Each event’s entry at NCEI: 882834.