Alert archive / Wisconsin / Mesoscale Discussions in 2023

Mesoscale Discussion 337

March 25, 20238 counties in Illinois; Clinton County, Jackson County, Scott County, Iowa; 17 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Mar 25, 2023, 3:47 AM CDT for 8 counties in Illinois; Clinton County, Jackson County, Scott County, Iowa; 17 counties in Wisconsin. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued: Mar 25, 2023, 3:47 AM CDT (08:47 UTC)
Expired: Mar 25, 2023, 7:45 AM CDT
In force: 4 hr
Issued by: the Storm Prediction Center
Concerning: Heavy snow

All 28 counties

Clinton County, IA, Jackson County, IA, Scott County, IA, Boone County, IL, Carroll County, IL, Jo Daviess County, IL, McHenry County, IL, Ogle County, IL, Stephenson County, IL, Whiteside County, IL, Winnebago County, IL, Calumet County, WI, Dane County, WI, Dodge County, WI, Fond du Lac County, WI, Green County, WI, Jefferson County, WI, Kenosha County, WI, Lafayette County, WI, Manitowoc County, WI, Milwaukee County, WI, Ozaukee County, WI, Racine County, WI, Rock County, WI, Sheboygan County, WI, Walworth County, WI, Washington County, WI, Waukesha County, WI

The radar

The Milwaukee radar (KMKX), 6 km from the middle of the area, began a volume at 08:46 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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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 25, 8:54 AM CDT	Mesoscale Discussion	SPC	Brown, Calumet, Dodge, Door, Fond du Lac, Jefferson and 8 more	4 hr

Nearby

Mesoscale Discussions in Wisconsin, 2023 Mesoscale Discussions in Illinois, 2023 Mesoscale Discussions in Iowa, 2023 Every mesoscale discussion in 2023

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.