Alert archive / South Dakota / Mesoscale Discussions in 2018

Mesoscale Discussion 495

May 22, 20186 states

The Storm Prediction Center issued this mesoscale discussion at May 22, 2018, 4:56 PM MDT for 6 states. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: May 22, 2018, 4:56 PM MDT (22:56 UTC)
Expired: May 22, 2018, 7:00 PM MDT
In force: 2 hr
Issued by: the Storm Prediction Center
Chance of a watch: 5%

All 45 counties

Larimer County, CO, Weld County, CO, Carter County, MT, Fallon County, MT, Powder River County, MT, Adams County, ND, Bowman County, ND, Grant County, ND, Hettinger County, ND, Morton County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Banner County, NE, Box Butte County, NE, Dawes County, NE, Kimball County, NE, Scotts Bluff County, NE, Sioux County, NE, Butte County, SD, Corson County, SD, Custer County, SD, Dewey County, SD, Fall River County, SD, Haakon County, SD, Harding County, SD, Jackson County, SD, Lawrence County, SD, Meade County, SD, Oglala Lakota County, SD, Pennington County, SD, Perkins County, SD, Ziebach County, SD, Albany County, WY, Campbell County, WY, Converse County, WY, Crook County, WY, Goshen County, WY, Johnson County, WY, Laramie County, WY, Natrona County, WY, Niobrara County, WY, Platte County, WY, Sheridan County, WY, Weston County, WY

The radar

The Rapid City radar (KUDX), 151 km from the middle of the area, began a volume at 22:56 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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Nearby

Mesoscale Discussions in South Dakota, 2018 Mesoscale Discussions in Wyoming, 2018 Mesoscale Discussions in North Dakota, 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.