Alert archive / Illinois / Mesoscale Discussions in 2018

Mesoscale Discussion 1664

November 25, 201820 counties in Illinois; Scott County, Iowa; Kenosha County, Walworth County, Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Nov 25, 2018, 6:54 PM CST for 20 counties in Illinois; Scott County, Iowa; Kenosha County, Walworth County, Wisconsin. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued: Nov 25, 2018, 6:54 PM CST (00:54 UTC)
Expired: Nov 26, 2018, 1:00 AM CST
In force: 6 hr
Issued by: the Storm Prediction Center

All 23 counties

Scott County, IA, Boone County, IL, Bureau County, IL, Carroll County, IL, Cook County, IL, DeKalb County, IL, DuPage County, IL, Grundy County, IL, Henry County, IL, Kane County, IL, Kendall County, IL, Lake County, IL, LaSalle County, IL, Lee County, IL, McHenry County, IL, Ogle County, IL, Putnam County, IL, Rock Island County, IL, Whiteside County, IL, Will County, IL, Winnebago County, IL, Kenosha County, WI, Walworth County, WI

The radar

The Chicago radar (KLOT), 94 km from the middle of the area, began a volume at 00:56 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.

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Nearby

Mesoscale Discussions in Illinois, 2018 Mesoscale Discussions in Wisconsin, 2018 Mesoscale Discussions in Iowa, 2018 Every mesoscale discussion in 2018

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.