Alert archive / Iowa / Mesoscale Discussions in 2016

Mesoscale Discussion 1718

September 19, 2016Carroll County, Jo Daviess County, Stephenson County, Illinois; 32 counties in Iowa; 4 counties in Wisconsin

The Storm Prediction Center issued this mesoscale discussion at Sep 19, 2016, 2:02 PM CDT for Carroll County, Jo Daviess County, Stephenson County, Illinois; 32 counties in Iowa; 4 counties in Wisconsin. It was in force for 58 min.

The area

The outline as issued.

The facts

Issued: Sep 19, 2016, 2:02 PM CDT (19:02 UTC)
Expired: Sep 19, 2016, 3:00 PM CDT
In force: 58 min
Issued by: the Storm Prediction Center
Chance of a watch: 80%

All 39 counties

Appanoose County, IA, Benton County, IA, Buchanan County, IA, Cedar County, IA, Clarke County, IA, Clinton County, IA, Davis County, IA, Delaware County, IA, Dubuque County, IA, Henry County, IA, Iowa County, IA, Jackson County, IA, Jasper County, IA, Jefferson County, IA, Johnson County, IA, Jones County, IA, Keokuk County, IA, Linn County, IA, Louisa County, IA, Lucas County, IA, Mahaska County, IA, Marion County, IA, Monroe County, IA, Muscatine County, IA, Poweshiek County, IA, Scott County, IA, Tama County, IA, Van Buren County, IA, Wapello County, IA, Warren County, IA, Washington County, IA, Wayne County, IA, Carroll County, IL, Jo Daviess County, IL, Stephenson County, IL, Grant County, WI, Green County, WI, Iowa County, WI, Lafayette County, WI

The radar

The Quad Cities radar (KDVN), 94 km from the middle of the area, began a volume at 19:06 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

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
Sep 19, 2:55 PM CDT	Tornado Watch	SPC	Jo Daviess, Rock Island	4 hr
Sep 19, 5:07 PM CDT	Mesoscale Discussion	SPC	Carroll, Henderson, Henry, Jo Daviess, Mercer, Rock Island and 4 more	113 min
Sep 19, 2:31 PM CDT	Severe Thunderstorm Watch	SPC	Clayton	3 hr
Sep 19, 5:47 PM CDT	Mesoscale Discussion	SPC	Appanoose, Davis, Wayne	118 min
Sep 19, 2:19 PM CDT	Mesoscale Discussion	SPC	Columbia, Dane, Dodge, Fond du Lac, Green Lake, Iowa and 7 more	26 min

Nearby

Mesoscale Discussions in Iowa, 2016 Mesoscale Discussions in Wisconsin, 2016 Mesoscale Discussions in Illinois, 2016 Every mesoscale discussion in 2016

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.