Severe Thunderstorm Warning
Severe Thunderstorm Warning · Carroll, IL; Jo Daviess, IL; Stephenson, IL
Last updated · source: NOAA / National Weather Service
This event is no longer active — it's kept here as a record. Recovery may still be underway; the guidance below applies.
Severe Thunderstorm Warning issued July 3 at 7:04PM CDT until July 3 at 8:00PM CDT by NWS Quad Cities IA IL
This is a severe-significance severe thunderstorm warning event affecting Carroll, IL; Jo Daviess, IL; Stephenson, IL, tracked from official feeds (NOAA / National Weather Service). We update this page as the situation develops.
- Type
- Severe Thunderstorm Warning
- Area
- Carroll, IL; Jo Daviess, IL; Stephenson, IL
- Began
- 2026-07-04 00:04 UTC
- Expected end
- 2026-07-04 01:00 UTC
Possible damage: stormwater
Affected by this event? Open your area's damage guides below to reach a vetted local restoration pro, 24/7.
Affected areas & guides
Every area named for this event, per the official source. Open yours for damage guides — what to do first, and how to reach a vetted restoration pro, 24/7.
Carroll, IL
Jo Daviess, IL
Stephenson, IL
Affected area map
The shaded area is the affected-area perimeter reported for this event by NOAA / National Weather Service (Carroll, IL; Jo Daviess, IL; Stephenson, IL), colored by its significance. 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.
Shown as reported by our sources — not an official product. For current advisories and the authoritative map, see NOAA / National Weather Service ↗.
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 LOT storm report
FLASH FLOOD — 2 N Big Rock, IL
Kane County EMA reports bridge on Scott Road west of Dauberman Road collapsed due to flash flooding. Time estimated.
- Storm report NWS LOT storm report
FLASH FLOOD — 2 E Big Rock, IL
Extensive flooding reported along Welch Creek through Big Rock. Granart Road, US Route 30, and Dauberman Roads are impassable. At least 4 feet of water is passing over Dauberman Road in particular.
- Storm report NWS LOT storm report
FLASH FLOOD — Sugar Grove, IL
Village of Sugar Grove reports multiple flooded roads and some road closures. Relayed via social media.
- Storm report NWS LOT storm report
FLASH FLOOD — 3 N Sugar Grove, IL
Photo shared to social media shows Merrill Road closed due to flooding near Sugar Grove. Time estimated.
- Storm report NWS LOT storm report
FLASH FLOOD — 1 E Big Rock, IL
Route 30 and Dauberman Road completely impassable.
Updates are captured automatically from official and news sources, and may lag the live source. For the very latest, see NOAA / National Weather Service ↗.