Alert archive / Illinois / Mesoscale Discussions in 2013

Mesoscale Discussion 1822

August 31, 201320 counties in Illinois; 14 counties in Indiana

The Storm Prediction Center issued this mesoscale discussion at Aug 31, 2013, 9:12 PM CDT for 20 counties in Illinois; 14 counties in Indiana. It was in force for 63 min.

The area

The outline as issued.

The facts

Issued: Aug 31, 2013, 9:12 PM CDT (02:12 UTC)
Expired: Aug 31, 2013, 10:15 PM CDT
In force: 63 min
Issued by: the Storm Prediction Center

All 34 counties

Bond County, IL, Clark County, IL, Clay County, IL, Clinton County, IL, Crawford County, IL, Cumberland County, IL, Edwards County, IL, Effingham County, IL, Fayette County, IL, Jasper County, IL, Jefferson County, IL, Lawrence County, IL, Madison County, IL, Marion County, IL, Monroe County, IL, Richland County, IL, Saint Clair County, IL, Wabash County, IL, Washington County, IL, Wayne County, IL, Clay County, IN, Daviess County, IN, Dubois County, IN, Gibson County, IN, Greene County, IN, Knox County, IN, Lawrence County, IN, Martin County, IN, Monroe County, IN, Orange County, IN, Owen County, IN, Pike County, IN, Sullivan County, IN, Vigo County, IN

The radar

The Evansville,IN radar (KVWX), 79 km from the middle of the area, began a volume at 02:12 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
Sep 1, 1:56 PM CDT	Mesoscale Discussion	SPC	Bond, Clay, Clinton, Coles, Crawford, Cumberland and 17 more	3 hr
Sep 1, 6:11 PM CDT	Mesoscale Discussion	SPC	Boone, Brown, Bureau, Cass, DeKalb, DeWitt and 27 more	2 hr

Nearby

Mesoscale Discussions in Illinois, 2013 Mesoscale Discussions in Indiana, 2013 Every mesoscale discussion in 2013

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.