This event is no longer active — it's kept here as a record. Recovery may still be underway; the guidance below applies.
3 concurrent flood warnings — 3 counties affected
A severe flood outbreak affected Louisa County and Washington County in Iowa and Fulton County in Illinois from August 15 to 19, 2026, bringing water damage and mold risk to homes in the region.
Overview written from official NOAA / National Weather Service data.
- Type
- Flood Outbreak
- Extent
- ≈ 176,292 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
Each shaded area is one covered warning's reported footprint — this outbreak groups the 4 warnings listed below, colored by hazard type. Press Play below to watch each footprint appear in the order it was issued. Pan and zoom to explore the map.
Interactive affected-area map
Louisa County, IA; Washington County, IA; Fulton County, IL · ≈ 280 sq mi reported extent · Enable JavaScript to explore the map.
2026-08-16 01:07 UTC · snapshot 4 of 4
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.
- News JD Supra
Litigation Impacts on the Substantial Completion of a Data Center Project and Resulting New Energy Needs
- News cbs19news.com
August 17th Weather Forecast
- News cbs19news.com
Friday storm damage
- Bulletin NWS Lincoln IL
Flood Warning issued
Fulton, IL
Show 20 earlier updates
- NWS Quad Cities IA IL Bulletin
- NWS Quad Cities IA IL Bulletin
- NWS Quad Cities IA IL Bulletin
- NWS DVN Forecast discussion
- cbs19news.com News
‘Excalibur’ sword surfaces after drought drains historic castle lake
- IndyStar News
More than 50 Indiana counties declare weather emergencies. See the list
- NWS ILX storm report Storm report
- NWS DVN storm report Storm report
- NWS DVN storm report Storm report
- NWS DVN storm report Storm report
- KCII Radio News
Flood Warning Issued for Louisa and Iowa Counties, and Flood Watch in Effect for Many Area Counties
- KCII Radio News
Louisa County Public Health Offering Weekly Immunization Clinics Ahead of School Year
- NWS DVN storm report Storm report
- NWS ILX storm report Storm report
- WRIC ABC 8News News
The weddings must go on: Louisa wedding venue continues repairs weeks after storm
- WRIC ABC 8News News
The weddings must go on: Louisa wedding venue continues repairs weeks after storm
- KWQC News
- cedarnews.net News
- Johnson City Press News
Region expected to heat up amid flood watch as weekend nears
- localnewsdigital.com News
Flood Warning is in effect for Bartholomew, Johnson, Jennings, Jackson Counties
Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.
Warnings covered
Warnings this outbreak covered
This page tracks the outbreak as a whole; each entry below is one official warning thread with its own live status, map and update log.