Home / Storms / South Dakota
Excessive Heat — Yankton, South Dakota
August 21, 2023 · NOAA Storm Events record
Event narrative (NOAA)
Daily afternoon and evening heat indices ranged from 100 to 115 degrees with a maximum heat index of 115 degrees at Automated Weather Observing System site KYKN at Yankton on August 21. A direct fatality occurred in Yankton on the third day of excessive heat when a child was left in a vehicle for an extended time. At the time of the incident, the heat index was 112 degrees with an air temperature of 100 degrees.
Source: NOAA/NCEI Storm Events Database. Deaths and injuries are those NOAA classifies as direct. Damage is the reporting office's estimate at the time and is not inflation-adjusted. This is a catalogue record, not a forecast.