Alert archive / Texas / Mesoscale Discussions in 2018

Mesoscale Discussion 1731

December 26, 2018Bossier Parish, Caddo Parish, De Soto Parish, Louisiana; 45 counties in Texas

The Storm Prediction Center issued this mesoscale discussion at Dec 26, 2018, 11:40 PM CST for Bossier Parish, Caddo Parish, De Soto Parish, Louisiana; 45 counties in Texas. It was in force for 2 hr.

The area

The outline as issued.

The facts

Issued: Dec 26, 2018, 11:40 PM CST (05:40 UTC)
Expired: Dec 27, 2018, 1:45 AM CST
In force: 2 hr
Issued by: the Storm Prediction Center

All 48 counties

Bossier Parish, LA, Caddo Parish, LA, De Soto Parish, LA, Anderson County, TX, Angelina County, TX, Atascosa County, TX, Austin County, TX, Bastrop County, TX, Bexar County, TX, Brazos County, TX, Burleson County, TX, Caldwell County, TX, Cass County, TX, Cherokee County, TX, Colorado County, TX, Comal County, TX, DeWitt County, TX, Fayette County, TX, Goliad County, TX, Gonzales County, TX, Gregg County, TX, Grimes County, TX, Guadalupe County, TX, Harris County, TX, Harrison County, TX, Houston County, TX, Karnes County, TX, Lavaca County, TX, Lee County, TX, Leon County, TX, Madison County, TX, Marion County, TX, Montgomery County, TX, Nacogdoches County, TX, Panola County, TX, Polk County, TX, Robertson County, TX, Rusk County, TX, San Augustine County, TX, San Jacinto County, TX, Shelby County, TX, Trinity County, TX, Upshur County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Wharton County, TX, Wilson County, TX

The radar

The Ft Hood radar (KGRK), 113 km from the middle of the area, began a volume at 05:44 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.

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SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 27, 12:02 AM CST	Severe Thunderstorm Watch	SPC	Bienville, Bossier, Caddo, Claiborne, De Soto, Red River and 1 more	5 hr
Dec 27, 1:39 AM CST	Mesoscale Discussion	SPC	Bienville, Bossier, Caddo, Claiborne, De Soto, Lincoln and 2 more	2 hr
Dec 27, 3:09 AM CST	Mesoscale Discussion	SPC	Allen, Beauregard, Calcasieu, Cameron, Jefferson Davis, Vernon	2 hr
Dec 27, 3:43 AM CST	Tornado Watch	SPC	Acadia, Allen, Beauregard, Calcasieu, Caldwell, Cameron and 10 more	10 hr
Dec 27, 7:12 AM CST	Mesoscale Discussion	SPC	Acadia, Allen, Avoyelles, Beauregard, Calcasieu, Cameron and 11 more	2 hr
Dec 27, 9:00 AM CST	Mesoscale Discussion	SPC	Avoyelles, Catahoula, Concordia, East Baton Rouge, East Feliciana, Iberville and 6 more	60 min
Dec 27, 9:29 AM CST	Tornado Watch	SPC	Ascension, Assumption, Avoyelles, Catahoula, Concordia, East Baton Rouge and 27 more	9 hr
Dec 27, 1:50 PM CST	Mesoscale Discussion	SPC	Ascension, Assumption, Catahoula, Concordia, East Baton Rouge, East Feliciana and 19 more	85 min
Dec 26, 7:13 PM CST	Mesoscale Discussion	SPC	Bell, Bosque, Collin, Cooke, Dallas, Delta and 22 more	2 hr
Dec 26, 8:51 PM CST	Mesoscale Discussion	SPC	Atascosa, Bandera, Bastrop, Bexar, Blanco, Caldwell and 18 more	114 min
Dec 26, 9:34 PM CST	Tornado Watch	SPC	Anderson, Angelina, Brazos, Burleson, Cherokee, Falls and 29 more	6 hr

Nearby

Mesoscale Discussions in Texas, 2018 Mesoscale Discussions in Louisiana, 2018 Every mesoscale discussion in 2018

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.