Weather Alert WatchOfficial-source alert index
NWS feedSource freshLast successful check:
Ended official alertUpdated

Severe Thunderstorm Warning for Kane, IL; McHenry, IL

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Kane, McHenry
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

At 1027 AM CDT, severe thunderstorms were located along a line extending from Wayne to near Aurora to Plainfield, moving east at 55 mph. This line of storms has a history of producing extensive wind damage. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is...

What the bulletin says to do

Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. Prepare immediately for damaging winds and deadly cloud to ground lightning. Seek shelter inside a well-built structure. Stay away from windows.

Read official NWS bulletin

Full official description

Bulletin details

At 1027 AM CDT, severe thunderstorms were located along a line extending from Wayne to near Aurora to Plainfield, moving east at 55 mph. This line of storms has a history of producing extensive wind damage. HAZARD...70 mph wind gusts. SOURCE...Radar indicated. IMPACT...Expect considerable tree damage. Damage is likely to mobile homes, roofs, and outbuildings. Locations impacted include... Aurora, Elgin, Bartlett, Crystal Lake, Carpentersville, St. Charles, Algonquin, Lake in the Hills, West Chicago, Batavia, Huntley, Geneva, Campton Hills, South Elgin, Montgomery, Cary, North Aurora, Sugar Grove, Pingree Grove, Gilberts, West Dundee, Hampshire, Elburn, Fox River Grove, and Barrington Hills.

Lifecycle record

Official revisions

4 captured
  1. Update

    Severe Thunderstorm Warning issued August 11 at 10:28AM CDT until August 11 at 10:45AM CDT by NWS Chicago IL

    Official revision
  2. Update

    Severe Thunderstorm Warning issued August 11 at 10:02AM CDT until August 11 at 10:45AM CDT by NWS Chicago IL

    Official revision
  3. Update

    Severe Thunderstorm Warning issued August 11 at 9:50AM CDT until August 11 at 10:45AM CDT by NWS Chicago IL

    Official revision
  4. Alert

    Severe Thunderstorm Warning issued August 11 at 9:38AM CDT until August 11 at 10:45AM CDT by NWS Chicago IL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Chicago IL. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections