Alert archive / Texas / Mesoscale Discussions in 2009

Mesoscale Discussion 727

May 6, 2009Bossier Parish, Caddo Parish, De Soto Parish, Louisiana; 8 counties in Oklahoma; 28 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at May 6, 2009, 5:08 AM CDT for Bossier Parish, Caddo Parish, De Soto Parish, Louisiana; 8 counties in Oklahoma; 28 counties in Texas. It was in force for 97 min.

The area

The outline as issued.

The facts

Issued: May 6, 2009, 5:08 AM CDT (10:08 UTC)
Expired: May 6, 2009, 6:45 AM CDT
In force: 97 min
Issued by: the Storm Prediction Center

All 39 counties

Bossier Parish, LA, Caddo Parish, LA, De Soto Parish, LA, Bryan County, OK, Carter County, OK, Choctaw County, OK, Cotton County, OK, Jefferson County, OK, Johnston County, OK, Love County, OK, Marshall County, OK, Bowie County, TX, Camp County, TX, Cass County, TX, Collin County, TX, Cooke County, TX, Delta County, TX, Fannin County, TX, Franklin County, TX, Grayson County, TX, Gregg County, TX, Harrison County, TX, Henderson County, TX, Hopkins County, TX, Hunt County, TX, Lamar County, TX, Marion County, TX, Montague County, TX, Morris County, TX, Panola County, TX, Rains County, TX, Red River County, TX, Rockwall County, TX, Rusk County, TX, Smith County, TX, Titus County, TX, Upshur County, TX, Van Zandt County, TX, Wood County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 152 km from the middle of the area, began a volume at 10:07 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 252May 6, 5:30 AM 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
May 6, 5:29 AM CDT	Severe Thunderstorm Watch	SPC	Bienville, Bossier, Caddo, Caldwell, Claiborne, De Soto and 9 more	8 hr
May 6, 5:45 AM CDT	Severe Thunderstorm Watch	SPC	East Carroll, Franklin, Madison, Morehouse, Richland, Tensas and 1 more	7 hr
May 6, 6:58 AM CDT	Mesoscale Discussion	SPC	Bienville, Bossier, Caddo, Claiborne, De Soto, East Carroll and 6 more	3 hr
May 6, 7:22 AM CDT	Mesoscale Discussion	SPC	East Carroll, Madison, Morehouse, West Carroll	83 min
May 6, 11:34 AM CDT	Mesoscale Discussion	SPC	Tensas	86 min
May 6, 12:37 PM CDT	Severe Thunderstorm Watch	SPC	Catahoula, Concordia, Franklin, Madison, Richland, Tensas	6 hr
May 5, 10:27 PM CDT	Severe Thunderstorm Watch	SPC	McCurtain	8 hr
May 5, 11:03 PM CDT	Mesoscale Discussion	SPC	Atoka, Bryan, Carter, Choctaw, Coal, Cotton and 12 more	117 min
May 5, 11:26 PM CDT	Severe Thunderstorm Watch	SPC	Atoka, Bryan, Carter, Choctaw, Coal, Cotton and 13 more	6 hr
May 6, 12:54 AM CDT	Tornado Watch	SPC	McCurtain	5 hr
May 6, 2:00 AM CDT	Mesoscale Discussion	SPC	Atoka, Bryan, Caddo, Carter, Choctaw, Coal and 18 more	2 hr
May 6, 3:05 AM CDT	Mesoscale Discussion	SPC	McCurtain	115 min
May 5, 7:19 PM CDT	Mesoscale Discussion	SPC	Bosque, Brown, Callahan, Coke, Coleman, Comanche and 19 more	86 min
May 5, 9:14 PM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Bosque, Brown, Callahan, Coleman and 24 more	31 min

Nearby

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