Columbia Regional Airport Realtime Data

× Extreme Heat Warning
Until 2026-08-12T16:45:00-05:00 • National Weather Service
* WHAT...Dangerously hot conditions with heat index values up to 111. * WHERE...Portions of south central and southwest Illinois and central and east central Missouri. * WHEN...Until 8 PM CDT Thursday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.