This event is no longer active — it's kept here as a record.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 8:38AM CDT until August 15 at 1:30PM CDT by NWS Lincoln IL
This is a severe-significance flash flood warning event affecting McLean, IL, tracked from official feeds (NOAA / National Weather Service). We update this page as the situation develops.
- Type
- Flash Flood Warning
- Extent
- ≈ 374,928 acres
- Began
- To end
Hazard details
- Flash-flood damage threat
- CONSIDERABLE
Damage signals as reported by NOAA / National Weather Service — verbatim, not an estimate.
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 (McLean, 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
McLean, IL · ≈ 590 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 — 1 S Thomasboro, IL
Report of a home in South Thomasboro beginning to take on water on the first floor from viewer relayed by broadcast media.
- Storm report NWS ILX storm report
FLASH FLOOD — Bloomington, IL
Most roadways being reported with standing water.
- Storm report NWS ILX storm report
FLASH FLOOD — 2 NNE Urbana, IL
4 of standing water in their yard reported by viewer relayed by broadcast media.
- Storm report NWS ILX storm report
FLASH FLOOD — Rantoul, IL
Many neighborhood roads are flooded over curbs across Rantoul.
Show 7 earlier updates
- NWS ILX storm report Storm report
- NWS Lincoln IL Bulletin
- The Pantagraph News
- WAND-TV News
- WEEK | 25 News Now News
- WGLT News
Live blog: Crews work to restore power after microburst causes damage around Bloomington-Normal
- CIProud.com News
Storms in Central Illinois causing downed trees, flooding, power outages
Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.