Alert archive / Nebraska / Mesoscale Discussions in 2018

Mesoscale Discussion 823

June 22, 20184 states

The Storm Prediction Center issued this mesoscale discussion at Jun 22, 2018, 12:56 PM MDT for 4 states. It was in force for 94 min.

The area

The outline as issued.

The facts

Issued: Jun 22, 2018, 12:56 PM MDT (18:56 UTC)
Expired: Jun 22, 2018, 2:30 PM MDT
In force: 94 min
Issued by: the Storm Prediction Center
Chance of a watch: 20%

All 23 counties

Carter County, MT, Fallon County, MT, Bowman County, ND, Slope County, ND, Banner County, NE, Box Butte County, NE, Cheyenne County, NE, Dawes County, NE, Deuel County, NE, Garden County, NE, Kimball County, NE, Morrill County, NE, Scotts Bluff County, NE, Sheridan County, NE, Sioux County, NE, Butte County, SD, Custer County, SD, Fall River County, SD, Harding County, SD, Lawrence County, SD, Meade County, SD, Oglala Lakota County, SD, Pennington County, SD

The radar

The Rapid City radar (KUDX), 60 km from the middle of the area, began a volume at 18:55 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 21, 6:43 PM MDT	Mesoscale Discussion	SPC	Big Horn, Custer, Powder River, Rosebud, Treasure	3 hr

Nearby

Mesoscale Discussions in Nebraska, 2018 Mesoscale Discussions in South Dakota, 2018 Mesoscale Discussions in Montana, 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.