Alert archive / North Dakota / Mesoscale Discussions in 2011

Mesoscale Discussion 1988

August 15, 20119 counties in Montana; 26 counties in North Dakota; 4 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Aug 15, 2011, 8:37 PM MDT for 9 counties in Montana; 26 counties in North Dakota; 4 counties in South Dakota. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued: Aug 15, 2011, 8:37 PM MDT (02:37 UTC)
Expired: Aug 15, 2011, 10:00 PM MDT
In force: 83 min
Issued by: the Storm Prediction Center

All 39 counties

Carter County, MT, Custer County, MT, Dawson County, MT, Fallon County, MT, McCone County, MT, Powder River County, MT, Prairie County, MT, Richland County, MT, Wibaux County, MT, Adams County, ND, Billings County, ND, Bowman County, ND, Burleigh County, ND, Dunn County, ND, Emmons County, ND, Golden Valley County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, Logan County, ND, McHenry County, ND, McIntosh County, ND, McKenzie County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Mountrail County, ND, Oliver County, ND, Pierce County, ND, Sheridan County, ND, Sioux County, ND, Slope County, ND, Stark County, ND, Ward County, ND, Wells County, ND, Campbell County, SD, Corson County, SD, Harding County, SD, Perkins County, SD

The radar

The Bismarck radar (KBIS), 120 km from the middle of the area, began a volume at 02:37 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, in the capitals the NWS used until 2016.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 16, 1:05 AM MDT	Mesoscale Discussion	SPC	Burke, Burleigh, Dickey, Divide, Emmons, Foster and 11 more	115 min

Nearby

Mesoscale Discussions in North Dakota, 2011 Mesoscale Discussions in Montana, 2011 Mesoscale Discussions in South Dakota, 2011 Every mesoscale discussion in 2011

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.