Alert archive / Illinois / Areal Flood Advisories in 2012

Areal Flood Advisory 21, NWS Chicago, IL

October 22, 2012Cook County, Illinois

NWS Chicago, IL issued this areal flood advisory at Oct 22, 2012, 8:31 PM CDT for Cook County, Illinois. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Oct 22, 2012, 8:31 PM CDT (01:31 UTC)
Expired
Oct 23, 2012, 2:30 AM CDT
In force
6 hr
Issued by
NWS Chicago, IL
Area
Storm-based polygon

County Cook County, IL

The radar

The Chicago radar (KLOT), 49 km from the middle of the area, began a volume at 01:33 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

The office that day

Everything else NWS Chicago, IL issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 23, 5:00 AM CDTSpecial Weather StatementLOTFord45 min
Oct 23, 9:44 AM CDTMarine Dense Fog AdvisoryLOT29 hr

Nearby

Areal Flood Advisories in Illinois, 2012Every areal flood advisory in 2012

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; radar from the NEXRAD Level II archive.