Excessive Heat — Lake, South Dakota

2024-07-31 · Lake, South Dakota

Event narrative

Heat index values reached 108 degrees at Madison and 105 degrees near Wentworth.

Wider weather episode

Pooling moisture ahead of a frontal boundary pushed dew point readings into the upper 70s and lower 80s, and temperatures in the upper 80s to lower 90s produced heat index values from 100 to 115 degrees.

Source: NOAA Storm Events Database, event_id 1206131. Narrative written by the NWS forecast office that issued the report.