Severe Thunderstorm Warning for DuPage, IL; Kane, IL; Kendall, IL +1 more
Official alert fields
What you need to know
- Effective
- Ended
- Official severity
- Severe
- Official urgency
- Immediate
- Official certainty
- Observed
What is happening
At 218 PM CDT, a severe thunderstorm was located over Westmont, or over Downers Grove, moving east at 30 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include......
What the bulletin says to do
For your protection move to an interior room on the lowest floor of a building.
Full official description
Bulletin details
At 218 PM CDT, a severe thunderstorm was located over Westmont, or over Downers Grove, moving east at 30 mph. HAZARD...60 mph wind gusts and half dollar size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. Locations impacted include... Aurora, Naperville, Bolingbrook, Wheaton, Downers Grove, Lombard, Romeoville, Woodridge, Oswego, Glen Ellyn, Hinsdale, Lemont, Burr Ridge, Oak Brook, Westmont, Lisle, Darien, Montgomery, Warrenville, Willowbrook, Clarendon Hills, Boulder Hill, Willow Springs, Oakbrook Terrace, and York Center.
Lifecycle record
Official revisions
- Update
Severe Thunderstorm Warning issued August 9 at 2:18PM CDT until August 9 at 2:30PM CDT by NWS Chicago IL
Official revision - Update
Severe Thunderstorm Warning issued August 9 at 2:03PM CDT until August 9 at 2:30PM CDT by NWS Chicago IL
Official revision - Alert
Severe Thunderstorm Warning issued August 9 at 1:36PM CDT until August 9 at 2:30PM 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
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- Last collected