Flood, Brown
- When
- April 2, 1:00 AM CST to April 10, 3:30 PM CST
- Where
- Brown County, 3.21 mi ENE of Winship to 0.62 mi ENE of Winship
- Cause
- Heavy Rain / Snow Melt
- Reported by
- River/Stream Gage
- Coordinates
- 45.937, -98.458
Flood in South Dakota, April 2 to 10, 2019
Snow melt runoff caused the Maple River near Frederick to go above the flood stage of 10 feet in the early morning of April 2nd. 3 feet late in the evening of the 2nd before falling slowly to below flood stage during the afternoon of the 10th.
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.
Snow melt runoff caused the Maple River near Frederick to go above the flood stage of 10 feet in the early morning of April 2nd. The river quickly rose to the major flood stage of 14.3 feet late in the evening of the 2nd before falling slowly to below flood stage during the afternoon of the 10th.
What forecasters said that day
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Aberdeen, SD wrote its last area forecast discussion before the first event at Apr 1, 2:34 PM CST, 10 hours 26 minutes earlier.
Area forecast discussion, Apr 1, 2:34 PM CST, 10 hours 26 minutes before
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</html>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 2019Every state in 2019This day in weather historyWarnings in South Dakota, April 2019
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: 819400.