Alert archive / North Dakota / Mesoscale Discussions in 2006

Mesoscale Discussion 1806

August 12, 20067 counties in Minnesota; 13 counties in North Dakota; Marshall County, South Dakota

The Storm Prediction Center issued this mesoscale discussion at Aug 12, 2006, 2:37 PM CDT for 7 counties in Minnesota; 13 counties in North Dakota; Marshall County, South Dakota. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued: Aug 12, 2006, 2:37 PM CDT (19:37 UTC)
Expired: Aug 12, 2006, 4:00 PM CDT
In force: 83 min
Issued by: the Storm Prediction Center

All 21 counties

Clay County, MN, Marshall County, MN, Norman County, MN, Pennington County, MN, Polk County, MN, Red Lake County, MN, Wilkin County, MN, Barnes County, ND, Cass County, ND, Dickey County, ND, Grand Forks County, ND, Griggs County, ND, LaMoure County, ND, Nelson County, ND, Ransom County, ND, Richland County, ND, Sargent County, ND, Steele County, ND, Stutsman County, ND, Traill County, ND, Marshall County, SD

The radar

The Fargo/Grand Forks radar (KMVX), 81 km from the middle of the area, began a volume at 19:40 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.

Tornado Watch 714Aug 12, 2:55 PM CDT

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 12, 3:13 AM CDT	Mesoscale Discussion	SPC	Clay, Kittson, Marshall, Norman, Polk	62 min
Aug 12, 2:56 PM CDT	Tornado Watch	SPC	Becker, Big Stone, Chippewa, Clay, Douglas, Grant and 15 more	5 hr
Aug 12, 6:06 PM CDT	Mesoscale Discussion	SPC	Beltrami, Cass, Clearwater, Hubbard, Itasca, Koochiching and 2 more	84 min
Aug 11, 7:58 PM CDT	Mesoscale Discussion	SPC	Adams, Billings, Bottineau, Burke, Burleigh, Divide and 18 more	92 min
Aug 11, 10:38 PM CDT	Mesoscale Discussion	SPC	Barnes, Benson, Cass, Cavalier, Dickey, Eddy and 17 more	97 min
Aug 11, 11:00 PM CDT	Severe Thunderstorm Watch	SPC	Burleigh, Dickey, Emmons, Foster, Kidder, LaMoure and 10 more	5 hr
Aug 12, 1:27 PM CDT	Mesoscale Discussion	SPC	Aurora, Beadle, Brule, Buffalo, Edmunds, Faulk and 13 more	93 min
Aug 12, 1:45 PM CDT	Severe Thunderstorm Watch	SPC	Aurora, Beadle, Brown, Brule, Buffalo, Charles Mix and 23 more	7 hr

Nearby

Mesoscale Discussions in North Dakota, 2006 Mesoscale Discussions in Minnesota, 2006 Mesoscale Discussions in South Dakota, 2006 Every mesoscale discussion in 2006

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.