Headline:
Flash Flood Warning issued September 7 at 8:58PM CDT until September 7 at 11:00PM CDT by NWS Sioux Falls SD
Event:
Flash Flood Warning
Urgency:
Immediate
Effective:
September 7, 2026 - 6:58pm
Expires:
September 7, 2026 - 9:00pm
Description:
At 858 PM CDT, Doppler radar indicated thunderstorms producing heavy
rain across the warned area. Between 3 and 5 inches of rain have
fallen. The expected rainfall rate is 1 to 3 inches in 2 hours. Flash
flooding is ongoing or expected to begin shortly.
HAZARD...Flash flooding caused by thunderstorms.
SOURCE...Radar indicated.
IMPACT...Flash flooding of small creeks and streams, urban areas,
highways, streets and underpasses as well as other poor
drainage and low-lying areas.
Some locations that will experience flash flooding include...
Wagner, Marty, Dante and Yankton Sioux Tribal Nation.
Instruction:
Turn around, don't drown when encountering flooded roads. Most flood
deaths occur in vehicles.
Be aware of your surroundings and do not drive on flooded roads.
Please report observed flooding to local emergency services or law
enforcement and request they pass this information to the National
Weather Service when you can do so safely.
Area Description:
Charles Mix, SD
Forcast Office:
NWS Sioux Falls SD
Sender:
w-nws.webmaster@noaa.gov