This event is no longer active — it's kept here as a record. Recovery may still be underway; the guidance below applies.
Part of: Putnam County Area Flooding — August 2026 →
Flash Flood Warning issued August 15 at 1:55AM CDT until August 15 at 8:00AM CDT by NWS Quad Cities IA IL
This is a severe-significance flash flood warning event affecting Henderson, IL; McDonough, IL; Warren, IL, tracked from official feeds (NOAA / National Weather Service). We update this page as the situation develops.
- Type
- Flash Flood Warning
- Extent
- ≈ 455,170 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 (Henderson, IL; McDonough, 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
Henderson, IL; McDonough, IL; Warren, IL · ≈ 710 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.
- Storm report NWS ILX storm report
FLASH FLOOD — Tremont, IL
6 inches of water flowing over E Pearl Street.
- Bulletin NWS Quad Cities IA IL
Flash Flood Warning issued
Henderson, IL; McDonough, IL; Warren, IL
- Storm report NWS ILX storm report
FLOOD — Petersburg, IL
Water over the road on N. 6th street and Rutledge St.
- Storm report NWS DVN storm report
FLASH FLOOD — 3 SW Eliza, IL
Report of mud on the road from earlier water on the road.
Show 5 earlier updates
- NWS DVN storm report Storm report
- KSNV News
Flash flood, severe thunderstorm warnings in parts of Southern Nevada
- KLAS 8 News Now News
- ktnv.com News
Southern Nevada under flash flood warning on Thursday, NWS shares
- Newsday News
How to know if your house floods, whether you're in a high-risk flood zone
Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.