Alert archive / Indiana / Mesoscale Discussions in 2013

Mesoscale Discussion 1809

August 30, 20138 counties in Illinois; 9 counties in Indiana

The Storm Prediction Center issued this mesoscale discussion at Aug 30, 2013, 7:10 PM CDT for 8 counties in Illinois; 9 counties in Indiana. It was in force for 65 min.

The area

The outline as issued.

The facts

Issued
Aug 30, 2013, 7:10 PM CDT (00:10 UTC)
Expired
Aug 30, 2013, 8:15 PM CDT
In force
65 min
Issued by
the Storm Prediction Center

Counties Ford County, IL, Grundy County, IL, Iroquois County, IL, Kankakee County, IL, Kendall County, IL, LaSalle County, IL, Livingston County, IL, Will County, IL, Benton County, IN, Jasper County, IN, Lake County, IN, LaPorte County, IN, Newton County, IN, Porter County, IN, Pulaski County, IN, Starke County, IN, White County, IN

The radar

The Chicago radar (KLOT), 45 km from the middle of the area, began a volume at 00:11 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.

IssuedProductOfficeCountiesLasted
Aug 30, 8:32 PM CDTMesoscale DiscussionSPCDeKalb, Grundy, Kankakee, Kendall, LaSalle, Lee and 3 more58 min
Aug 31, 2:24 PM CDTMesoscale DiscussionSPCBond, Calhoun, Cass, Champaign, Christian, Clark and 49 more2 hr
Aug 31, 3:43 PM CDTSevere Thunderstorm WatchSPCBond, Cass, Champaign, Christian, Clark, Clay and 34 more8 hr
Aug 31, 6:05 PM CDTMesoscale DiscussionSPCBond, Clinton, Jackson, Monroe, Perry, Randolph and 2 more85 min
Aug 31, 6:09 PM CDTMesoscale DiscussionSPCChampaign, Christian, Clark, Coles, Crawford, Cumberland and 17 more66 min

Nearby

Mesoscale Discussions in Indiana, 2013Mesoscale Discussions in Illinois, 2013Every 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.