Alert archive / Iowa / Mesoscale Discussions in 2026

Mesoscale Discussion 1739

July 25, 202618 counties in Iowa; 7 counties in Minnesota

The Storm Prediction Center issued this mesoscale discussion at Jul 25, 2026, 11:00 PM CDT for 18 counties in Iowa; 7 counties in Minnesota. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Jul 25, 2026, 11:00 PM CDT (04:00 UTC)
Expired: Jul 26, 2026, 1:00 AM CDT
In force: 2 hr
Issued by: the Storm Prediction Center
Concerning: Severe thunderstorm watch 515

All 25 counties

Buena Vista County, IA, Calhoun County, IA, Cerro Gordo County, IA, Clay County, IA, Dickinson County, IA, Emmet County, IA, Franklin County, IA, Hamilton County, IA, Hancock County, IA, Hardin County, IA, Humboldt County, IA, Kossuth County, IA, Palo Alto County, IA, Pocahontas County, IA, Webster County, IA, Winnebago County, IA, Worth County, IA, Wright County, IA, Blue Earth County, MN, Cottonwood County, MN, Faribault County, MN, Freeborn County, MN, Jackson County, MN, Martin County, MN, Watonwan County, MN

The radar

The Sioux Falls radar (KFSD), 180 km from the middle of the area, began a volume at 04:04 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
Jul 25, 7:45 PM CDT	Mesoscale Discussion	SPC	Buena Vista, Cherokee, Clay, Dickinson, Emmet, Hancock and 9 more	2 hr
Jul 25, 7:58 PM CDT	Severe Thunderstorm Watch	SPC	Buena Vista, Calhoun, Cerro Gordo, Cherokee, Clay, Dickinson and 19 more	4 hr
Jul 25, 9:07 PM CDT	Mesoscale Discussion	SPC	Lyon, O'Brien, Osceola, Plymouth, Sioux	83 min
Jul 26, 3:54 PM CDT	Mesoscale Discussion	SPC	Benton, Black Hawk, Bremer, Buchanan, Butler, Cerro Gordo and 24 more	96 min
Jul 26, 11:39 AM CDT	Mesoscale Discussion	SPC	Beltrami, Clearwater, Kittson, Lake of the Woods, Marshall, Pennington and 3 more	96 min

Nearby

Mesoscale Discussions in Iowa, 2026 Mesoscale Discussions in Minnesota, 2026 Every mesoscale discussion in 2026

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.