Alert archive / South Dakota / Mesoscale Discussions in 2022

Mesoscale Discussion 1122

June 11, 2022Carter County, Montana; 8 counties in South Dakota; Crook County, Wyoming

The Storm Prediction Center issued this mesoscale discussion at Jun 11, 2022, 8:04 PM MDT for Carter County, Montana; 8 counties in South Dakota; Crook County, Wyoming. It was in force for 86 min.

The area

The outline as issued.

The facts

Issued
Jun 11, 2022, 8:04 PM MDT (02:04 UTC)
Expired
Jun 11, 2022, 9:30 PM MDT
In force
86 min
Issued by
the Storm Prediction Center
Concerning
Severe thunderstorm watch 347

Counties Carter County, MT, Butte County, SD, Haakon County, SD, Harding County, SD, Lawrence County, SD, Meade County, SD, Pennington County, SD, Perkins County, SD, Ziebach County, SD, Crook County, WY

The radar

The Rapid City radar (KUDX), 111 km from the middle of the area, began a volume at 02:07 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 watches that followed

Watches SPC issued over any of the same counties within four hours of this discussion.

The text

As transmitted.

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SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 12, 2:24 PM MDTMesoscale DiscussionSPCCarter, Powder River96 min
Jun 12, 3:06 PM MDTTornado WatchSPCCarter, Powder River7 hr
Jun 11, 9:50 PM MDTMesoscale DiscussionSPCBennett, Butte, Custer, Haakon, Jackson, Jones and 8 more85 min
Jun 11, 10:17 PM MDTSevere Thunderstorm WatchSPCBennett, Haakon, Hughes, Jackson, Jones, Lyman and 4 more5 hr
Jun 11, 11:44 PM MDTMesoscale DiscussionSPCAurora, Bennett, Bon Homme, Brule, Charles Mix, Clay and 16 more2 hr
Jun 12, 5:25 PM MDTMesoscale DiscussionSPCLawrence, Meade, Pennington95 min
Jun 12, 2:27 PM MDTMesoscale DiscussionSPCGoshen2 hr

Nearby

Mesoscale Discussions in South Dakota, 2022Mesoscale Discussions in Montana, 2022Mesoscale Discussions in Wyoming, 2022Every mesoscale discussion in 2022

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.