Alert archive / North Dakota / Mesoscale Discussions in 2009

Mesoscale Discussion 2006

September 10, 200923 counties in North Dakota; 7 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at Sep 10, 2009, 3:53 PM MDT for 23 counties in North Dakota; 7 counties in South Dakota. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: Sep 10, 2009, 3:53 PM MDT (21:53 UTC)
Expired: Sep 10, 2009, 5:30 PM MDT
In force: 97 min
Issued by: the Storm Prediction Center

All 30 counties

Adams County, ND, Benson County, ND, Bottineau County, ND, Burleigh County, ND, Eddy County, ND, Emmons County, ND, Foster County, ND, Grant County, ND, Hettinger County, ND, Kidder County, ND, McHenry County, ND, McLean County, ND, Mercer County, ND, Morton County, ND, Oliver County, ND, Pierce County, ND, Ramsey County, ND, Rolette County, ND, Sheridan County, ND, Sioux County, ND, Towner County, ND, Ward County, ND, Wells County, ND, Butte County, SD, Corson County, SD, Dewey County, SD, Meade County, SD, Pennington County, SD, Perkins County, SD, Ziebach County, SD

The radar

The Bismarck radar (KBIS), 16 km from the middle of the area, began a volume at 21:53 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.

Severe Thunderstorm Watch 738Sep 10, 6:30 PM MDT

The text

As transmitted, in the capitals the NWS used until 2016.

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Nearby

Mesoscale Discussions in North Dakota, 2009 Mesoscale Discussions in South Dakota, 2009 Every mesoscale discussion in 2009

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.