Alert archive / Oklahoma / Mesoscale Discussions in 2008

Mesoscale Discussion 580

April 7, 20089 counties in Oklahoma; Wichita County, Wilbarger County, Texas

The Storm Prediction Center issued this mesoscale discussion at Apr 7, 2008, 4:52 PM CDT for 9 counties in Oklahoma; Wichita County, Wilbarger County, Texas. It was in force for 83 min.

The area

The outline as issued.

The facts

Issued: Apr 7, 2008, 4:52 PM CDT (21:52 UTC)
Expired: Apr 7, 2008, 6:15 PM CDT
In force: 83 min
Issued by: the Storm Prediction Center

Counties Caddo County, OK, Comanche County, OK, Cotton County, OK, Grady County, OK, Jackson County, OK, Kiowa County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Wichita County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 30 km from the middle of the area, began a volume at 21:54 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 170Apr 7, 7:30 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
Apr 7, 2:05 PM CDT	Mesoscale Discussion	SPC	Caddo, Comanche, Cotton, Grady, Kiowa, Stephens and 2 more	85 min
Apr 7, 3:02 PM CDT	Tornado Watch PDS	SPC	Blaine, Caddo, Canadian, Carter, Cleveland, Comanche and 22 more	7 hr
Apr 7, 6:52 PM CDT	Mesoscale Discussion	SPC	Blaine, Caddo, Canadian, Carter, Cleveland, Coal and 36 more	113 min
Apr 7, 2:46 PM CDT	Mesoscale Discussion	SPC	Callahan, Coleman, Runnels, Shackelford, Stephens, Taylor and 2 more	89 min

Nearby

Mesoscale Discussions in Oklahoma, 2008 Mesoscale Discussions in Texas, 2008 Every mesoscale discussion in 2008

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.