Alert archive / South Dakota / Mesoscale Discussions in 2026

Mesoscale Discussion 1149

June 15, 202617 counties in North Dakota; 18 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Jun 15, 2026, 12:46 PM CDT for 17 counties in North Dakota; 18 counties in South Dakota. It was in force for 119 min.

The area

The outline as issued.

The facts

Issued: Jun 15, 2026, 12:46 PM CDT (17:46 UTC)
Expired: Jun 15, 2026, 2:45 PM CDT
In force: 119 min
Issued by: the Storm Prediction Center
Concerning: Severe potential...watch unlikely
Chance of a watch: 20%

All 35 counties

Barnes County, ND, Burleigh County, ND, Dickey County, ND, Emmons County, ND, Foster County, ND, Kidder County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Morton County, ND, Oliver County, ND, Ransom County, ND, Sargent County, ND, Sheridan County, ND, Sioux County, ND, Stutsman County, ND, Wells County, ND, Beadle County, SD, Brown County, SD, Campbell County, SD, Clark County, SD, Corson County, SD, Day County, SD, Dewey County, SD, Edmunds County, SD, Faulk County, SD, Hand County, SD, Hughes County, SD, Hyde County, SD, Marshall County, SD, McPherson County, SD, Potter County, SD, Spink County, SD, Sully County, SD, Walworth County, SD

The radar

The Bismarck radar (KBIS), 112 km from the middle of the area, began a volume at 17:48 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
Jun 15, 3:20 PM CDT	Mesoscale Discussion	SPC	Barnes, Cass, Dickey, LaMoure, Ransom, Richland and 1 more	115 min

Nearby

Mesoscale Discussions in South Dakota, 2026 Mesoscale Discussions in North Dakota, 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.