Alert archive / Oklahoma / Mesoscale Discussions in 2009

Mesoscale Discussion 706

May 5, 200919 counties in Oklahoma; 18 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 5, 2009, 6:40 AM CDT for 19 counties in Oklahoma; 18 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: May 5, 2009, 6:40 AM CDT (11:40 UTC)
Expired: May 5, 2009, 8:45 AM CDT
In force: 2 hr
Issued by: the Storm Prediction Center

All 37 counties

Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Ellis County, OK, Grady County, OK, Greer County, OK, Harmon County, OK, Jackson County, OK, Jefferson County, OK, Kiowa County, OK, Roger Mills County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Archer County, TX, Baylor County, TX, Childress County, TX, Clay County, TX, Collingsworth County, TX, Foard County, TX, Hardeman County, TX, Haskell County, TX, Hemphill County, TX, Jack County, TX, Knox County, TX, Lipscomb County, TX, Montague County, TX, Throckmorton County, TX, Wheeler County, TX, Wichita County, TX, Wilbarger County, TX, Young County, TX

The radar

The Altus AFB radar (KFDR), 19 km from the middle of the area, began a volume at 11:42 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
May 5, 12:21 PM CDT	Mesoscale Discussion	SPC	Atoka, Bryan, Choctaw, Johnston, McCurtain, Marshall and 1 more	84 min
May 5, 1:38 PM CDT	Severe Thunderstorm Watch	SPC	Atoka, Bryan, Choctaw, Latimer, LeFlore, McCurtain and 2 more	4 hr
May 5, 3:53 PM CDT	Mesoscale Discussion	SPC	McCurtain	97 min
May 5, 3:06 PM CDT	Mesoscale Discussion	SPC	Callahan, Coleman, Eastland, Jones, Nolan, Palo Pinto and 6 more	54 min
May 5, 5:13 PM CDT	Mesoscale Discussion	SPC	Bosque, Brown, Callahan, Coleman, Comanche, Eastland and 14 more	62 min
May 5, 5:46 PM CDT	Tornado Watch	SPC	Bosque, Brown, Callahan, Coke, Coleman, Comanche and 20 more	6 hr

Nearby

Mesoscale Discussions in Oklahoma, 2009 Mesoscale Discussions in Texas, 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.