This event is no longer active — it's kept here as a record. Recovery may still be underway; the guidance below applies.
Part of: Shelby County Area Flooding — August 2026 →
Flash Flood Warning issued August 14 at 4:59AM CDT until August 14 at 11:00AM CDT by NWS Quad Cities IA IL
This is a severe-significance flash flood warning event affecting Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL; Warren, IL, tracked from official feeds (NOAA / National Weather Service). We update this page as the situation develops.
- Type
- Flash Flood Warning
- Extent
- ≈ 704,697 acres
- Began
- To end
Affected by this event? Open your area's damage guides below to reach a vetted local restoration pro, 24/7.
Affected area map
The shaded area is the affected-area perimeter reported for this event by NOAA / National Weather Service (Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL; Warren, IL), colored by hazard type. Pan and zoom to explore the map; when more than one observation exists, use the slider below to step through how the reported area changed.
Interactive affected-area map
Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL; Warren, IL · ≈ 1,100 sq mi reported extent · Enable JavaScript to explore the map.
Shown as reported by our sources — not an official product. For current advisories and the authoritative map, see NOAA / National Weather Service ↗.
Restoration help near this event
Tap your city for a vetted local pro on that service, answered 24/7. Where we don't have a nearby city page yet, the step-by-step guides cover what to do first.
Water damage restoration
What to do now
Mold remediation
What to do now
Latest updates
Official updates and news coverage for this event, newest first — National Weather Service products, local storm reports, incident updates and press headlines. Official items are verbatim government text; news headlines link out to the original outlet.
- Bulletin NWS Quad Cities IA IL
Flash Flood Warning issued
Des Moines, IA; Louisa, IA; Henderson, IL; Mercer, IL; Warren, IL
- News KCCI
Iowa weather: More storms ahead, flooding possible
- News westerniowatoday.com
8 Counties in Southwest and West Central Iowa Under Flash Flood Watch
- News WHO13.com
Des Moines police report flooded roads and stranded drivers
Show 2 earlier updates
- desmoinesregister.com News
Flooding, power outages reported after tornado warnings expire in Iowa
- FOX Weather News
Flash Flood Emergency issued as relentless storms continue to target the Midwest and Ohio Valley
Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.