Mesoscale Discussion 1171

Issued

Jun 28, 2017, 2:28 PM MDT (20:28 UTC)

Expired

Jun 28, 2017, 4:30 PM MDT

In force

2 hr

Issued by

the Storm Prediction Center

Chance of a watch

20%

Counties Carter County, MT, Custer County, MT, Dawson County, MT, Fallon County, MT, McCone County, MT, Prairie County, MT, Richland County, MT, Wibaux County, MT, Butte County, SD, Custer County, SD, Fall River County, SD, Lawrence County, SD, Oglala Lakota County, SD, Pennington County, SD, Crook County, WY, Niobrara County, WY, Weston County, WY

The Rapid City radar (KUDX), 121 km from the middle of the area, began a volume at 20:32 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.

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Mesoscale Discussions in Montana, 2017Mesoscale Discussions in South Dakota, 2017Mesoscale Discussions in Wyoming, 2017Every mesoscale discussion in 2017

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.