Alert archive / Illinois / Mesoscale Discussions in 2012

Mesoscale Discussion 1120

June 11, 201221 counties in Illinois; 8 counties in Kentucky

The Storm Prediction Center issued this mesoscale discussion at Jun 11, 2012, 11:23 AM CDT for 21 counties in Illinois; 8 counties in Kentucky. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: Jun 11, 2012, 11:23 AM CDT (16:23 UTC)
Expired: Jun 11, 2012, 1:00 PM CDT
In force: 97 min
Issued by: the Storm Prediction Center
Chance of a watch: 60%

All 29 counties

Alexander County, IL, Clay County, IL, Effingham County, IL, Franklin County, IL, Gallatin County, IL, Hamilton County, IL, Hardin County, IL, Jackson County, IL, Jefferson County, IL, Johnson County, IL, Marion County, IL, Massac County, IL, Perry County, IL, Pope County, IL, Pulaski County, IL, Randolph County, IL, Saline County, IL, Union County, IL, Washington County, IL, Wayne County, IL, Williamson County, IL, Ballard County, KY, Caldwell County, KY, Carlisle County, KY, Crittenden County, KY, Livingston County, KY, Lyon County, KY, Marshall County, KY, McCracken County, KY

The radar

The Paducah radar (KPAH), 87 km from the middle of the area, began a volume at 16:25 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 text

As transmitted, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Jun 11, 1:12 PM CDT	Mesoscale Discussion	SPC	Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more	93 min
Jun 11, 1:28 PM CDT	Severe Thunderstorm Watch	SPC	Alexander, Hardin, Johnson, Massac, Pope, Pulaski and 1 more	7 hr
Jun 11, 3:29 PM CDT	Mesoscale Discussion	SPC	Hardin, Johnson, Massac, Pope, Pulaski, Union	2 hr

Nearby

Mesoscale Discussions in Illinois, 2012 Mesoscale Discussions in Kentucky, 2012 Every mesoscale discussion 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.