Alert archive / North Dakota / Mesoscale Discussions in 2007

Mesoscale Discussion 911

May 28, 2007Polk County, Minnesota; 20 counties in North Dakota; 6 counties in South Dakota

The Storm Prediction Center issued this mesoscale discussion at May 28, 2007, 3:17 PM CDT for Polk County, Minnesota; 20 counties in North Dakota; 6 counties in South Dakota. It was in force for 118 min.

The area

The outline as issued.

The facts

Issued: May 28, 2007, 3:17 PM CDT (20:17 UTC)
Expired: May 28, 2007, 5:15 PM CDT
In force: 118 min
Issued by: the Storm Prediction Center

All 27 counties

Polk County, MN, Barnes County, ND, Benson County, ND, Cavalier County, ND, Dickey County, ND, Eddy County, ND, Foster County, ND, Grand Forks County, ND, Griggs County, ND, LaMoure County, ND, Logan County, ND, McIntosh County, ND, Nelson County, ND, Pembina County, ND, Ramsey County, ND, Steele County, ND, Stutsman County, ND, Towner County, ND, Traill County, ND, Walsh County, ND, Wells County, ND, Edmunds County, SD, Faulk County, SD, McPherson County, SD, Potter County, SD, Sully County, SD, Walworth County, SD

The radar

The Fargo/Grand Forks radar (KMVX), 101 km from the middle of the area, began a volume at 20:17 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, 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
May 28, 5:35 PM CDT	Tornado Watch	SPC	Clay, Kittson, Mahnomen, Marshall, Norman, Pennington and 3 more	4 hr
May 28, 7:27 AM CDT	Mesoscale Discussion	SPC	Benson, Bottineau, McHenry, McLean, Pierce, Rolette and 3 more	93 min
May 28, 4:35 PM CDT	Severe Thunderstorm Watch	SPC	Adams, Burleigh, Dickey, Emmons, Foster, Grant and 7 more	9 hr
May 28, 3:02 PM CDT	Mesoscale Discussion	SPC	Custer, Fall River, Haakon, Lawrence, Meade, Pennington and 1 more	2 hr

Nearby

Mesoscale Discussions in North Dakota, 2007 Mesoscale Discussions in South Dakota, 2007 Mesoscale Discussions in Minnesota, 2007 Every mesoscale discussion in 2007

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.