Fort Madison Realtime Data

× Extreme Heat Warning
Until 2026-07-27T19:00:00-05:00 • National Weather Service
* WHAT...Dangerously hot conditions with heat index values up to 117. * WHERE...Portions of north central, northwest, and west central Illinois, east central, northeast, and southeast Iowa, and northeast Missouri. * WHEN...Until 10 PM CDT this evening. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.