Alert archive / Oklahoma / Mesoscale Discussions in 2009

Mesoscale Discussion 724

May 6, 2009Sebastian County, Arkansas; 24 counties in Oklahoma; 4 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 6, 2009, 2:00 AM CDT for Sebastian County, Arkansas; 24 counties in Oklahoma; 4 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued
May 6, 2009, 2:00 AM CDT (07:00 UTC)
Expired
May 6, 2009, 4:00 AM CDT
In force
2 hr
Issued by
the Storm Prediction Center
All 29 counties

Sebastian County, AR, Atoka County, OK, Bryan County, OK, Caddo County, OK, Carter County, OK, Choctaw County, OK, Coal County, OK, Comanche County, OK, Cotton County, OK, Garvin County, OK, Grady County, OK, Hughes County, OK, Jefferson County, OK, Johnston County, OK, Latimer County, OK, LeFlore County, OK, Love County, OK, Marshall County, OK, McClain County, OK, Murray County, OK, Pittsburg County, OK, Pontotoc County, OK, Pushmataha County, OK, Stephens County, OK, Washita County, OK, Delta County, TX, Fannin County, TX, Grayson County, TX, Lamar County, TX

The radar

The Norman radar (KTLX), 144 km from the middle of the area, began a volume at 07:03 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.

IssuedProductOfficeCountiesLasted
May 5, 10:07 PM CDTMesoscale DiscussionSPCArkansas, Calhoun, Clark, Cleveland, Conway, Crittenden and 28 more83 min
May 5, 10:27 PM CDTSevere Thunderstorm WatchSPCArkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 49 more8 hr
May 5, 11:26 PM CDTSevere Thunderstorm WatchSPCSebastian6 hr
May 6, 12:53 AM CDTMesoscale DiscussionSPCArkansas, Bradley, Calhoun, Clark, Cleveland, Dallas and 14 more37 min
May 6, 12:54 AM CDTTornado WatchSPCArkansas, Ashley, Bradley, Calhoun, Chicot, Clark and 20 more5 hr
May 6, 1:27 AM CDTMesoscale DiscussionSPCArkansas, Clark, Cleveland, Dallas, Desha, Faulkner and 18 more3 hr
May 6, 2:26 AM CDTMesoscale DiscussionSPCCleburne, Conway, Craighead, Crittenden, Cross, Faulkner and 23 more2 hr
May 6, 3:05 AM CDTMesoscale DiscussionSPCAshley, Bradley, Calhoun, Chicot, Clark, Cleveland and 18 more115 min
May 6, 5:29 AM CDTSevere Thunderstorm WatchSPCColumbia, Hempstead, Howard, Lafayette, Little River, Miller and 3 more8 hr
May 6, 5:45 AM CDTSevere Thunderstorm WatchSPCAshley, Bradley, Calhoun, Chicot, Cleveland, Desha and 3 more7 hr
May 6, 6:58 AM CDTMesoscale DiscussionSPCAshley, Bradley, Calhoun, Chicot, Clark, Cleveland and 13 more3 hr
May 6, 7:22 AM CDTMesoscale DiscussionSPCAshley83 min
May 5, 11:03 PM CDTMesoscale DiscussionSPCAtoka, Bryan, Carter, Choctaw, Coal, Cotton and 12 more117 min
May 6, 5:08 AM CDTMesoscale DiscussionSPCBryan, Carter, Choctaw, Cotton, Jefferson, Johnston and 2 more97 min
May 5, 7:19 PM CDTMesoscale DiscussionSPCBosque, Brown, Callahan, Coke, Coleman, Comanche and 19 more86 min
May 5, 9:14 PM CDTMesoscale DiscussionSPCArcher, Baylor, Bosque, Brown, Callahan, Coleman and 24 more31 min

Nearby

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