Heat — Dunklin, Missouri

2025-07-20 · Dunklin, Missouri

Event narrative

Maximum heat index of 107 degrees.

Wider weather episode

Dangerous heat and humidity persisted across the Mid-South. Heat indices ranged between 105 and 109 across the Bootheel as an upper-level ridge continued to build, nudging temperatures and heat indices upwards daily.

Source: NOAA Storm Events Database, event_id 1283353. Narrative written by the NWS forecast office that issued the report.