Alert archive / Texas / Tornado Watches in 2022

Tornado Watch 581

December 13, 202215 counties in Oklahoma; 27 counties in Texas

The Storm Prediction Center issued this tornado watch at Dec 13, 2022, 3:58 AM CST for 15 counties in Oklahoma; 27 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued: Dec 13, 2022, 3:58 AM CST (09:58 UTC)
Expired: Dec 13, 2022, 11:00 AM CST
In force: 7 hr
Issued by: the Storm Prediction Center
Largest hail expected: 2 in
Strongest gust expected: 60 kt

All 42 counties

Atoka County, OK, Bryan County, OK, Carter County, OK, Coal County, OK, Cotton County, OK, Hughes County, OK, Jefferson County, OK, Johnston County, OK, Love County, OK, Marshall County, OK, Murray County, OK, Pontotoc County, OK, Pottawatomie County, OK, Seminole County, OK, Stephens County, OK, Archer County, TX, Brown County, TX, Clay County, TX, Collin County, TX, Comanche County, TX, Cooke County, TX, Dallas County, TX, Denton County, TX, Eastland County, TX, Ellis County, TX, Erath County, TX, Fannin County, TX, Grayson County, TX, Hood County, TX, Hunt County, TX, Jack County, TX, Johnson County, TX, Kaufman County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Rockwall County, TX, Somervell County, TX, Stephens County, TX, Tarrant County, TX, Wise County, TX, Young County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 94 km from the middle of the area, began a volume at 09:58 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.

What SPC expected

The probabilities SPC published with the watch, for the watch area over its life.

Two or more tornadoes: 40%
One or more EF2 to EF5 tornadoes: 20%
Ten or more severe wind reports: 30%
One or more gusts of 65 knots or more: 20%
Ten or more severe hail reports: 30%
One or more hailstones of 2 inches or more: 30%
Six or more combined severe hail and wind reports: 60%

Warnings issued inside it

39 tornado, severe thunderstorm and flash flood warnings for its counties while it was in force.

Issued	Product	Office	Counties	Lasted
Dec 13, 4:03 AM CST	Severe Thunderstorm Warning	OUN	Cotton, Stephens	42 min
Dec 13, 4:24 AM CST	Tornado Warning	SJT	Brown, Callahan, Coleman	51 min
Dec 13, 4:31 AM CST	Tornado Warning	OUN	Garvin, Grady, Stephens	29 min
Dec 13, 5:00 AM CST	Severe Thunderstorm Warning	FWD	Eastland	60 min
Dec 13, 5:07 AM CST	Severe Thunderstorm Warning	OUN	Carter, Jefferson, Murray, Stephens	38 min
Dec 13, 5:08 AM CST	Tornado Warning	FWD	Jack, Palo Pinto, Young	52 min
Dec 13, 5:25 AM CST	Tornado Warning	OUN	Carter, Garvin, Stephens	35 min
Dec 13, 5:28 AM CST	Severe Thunderstorm Warning Considerable damage threat	OUN	Cleveland, Garvin, McClain, Pontotoc, Pottawatomie, Seminole	47 min
Dec 13, 5:30 AM CST	Tornado Warning	FWD	Palo Pinto, Parker	45 min
Dec 13, 5:35 AM CST	Tornado Warning	FWD	Eastland, Erath	40 min
Dec 13, 5:38 AM CST	Tornado Warning Tornado observed	OUN	Cleveland, Pottawatomie	37 min
Dec 13, 5:43 AM CST	Tornado Warning	OUN	Cleveland, McClain, Pontotoc, Pottawatomie	32 min
Dec 13, 5:51 AM CST	Tornado Warning	OUN	Carter, Garvin, Murray	39 min
Dec 13, 6:04 AM CST	Tornado Warning	SJT	Brown	13 min
Dec 13, 6:08 AM CST	Tornado Warning	OUN	Pottawatomie, Seminole	32 min
Dec 13, 6:08 AM CST	Tornado Warning	FWD	Comanche, Erath	38 min
Dec 13, 6:12 AM CST	Tornado Warning	FWD	Parker, Wise	48 min
Dec 13, 6:21 AM CST	Tornado Warning	OUN	Garvin, Murray, Pontotoc, Seminole	39 min
Dec 13, 6:30 AM CST	Severe Thunderstorm Warning	OUN	Hughes, Seminole	45 min
Dec 13, 6:36 AM CST	Tornado Warning	FWD	Palo Pinto, Parker	54 min
Dec 13, 6:54 AM CST	Tornado Warning	OUN	Carter, Johnston, Murray	13 min
Dec 13, 6:57 AM CST	Tornado Warning	FWD	Denton, Wise	48 min
Dec 13, 7:31 AM CST	Tornado Warning	FWD	Cooke, Grayson	44 min
Dec 13, 7:34 AM CST	Tornado Warning	FWD	Erath, Hood	41 min
Dec 13, 7:35 AM CST	Tornado Warning	FWD	Parker, Tarrant	40 min
Dec 13, 7:45 AM CST	Severe Thunderstorm Warning	FWD	Parker, Tarrant	60 min
Dec 13, 8:06 AM CST	Severe Thunderstorm Warning	OUN	Atoka, Bryan, Johnston, Marshall	39 min
Dec 13, 8:11 AM CST	Tornado Warning	FWD	Tarrant	34 min
Dec 13, 8:13 AM CST	Severe Thunderstorm Warning	FWD	Hood, Johnson	62 min
Dec 13, 8:45 AM CST	Severe Thunderstorm Warning	FWD	Collin, Dallas, Denton, Tarrant	60 min
Dec 13, 8:48 AM CST	Tornado Warning	FWD	Dallas, Denton, Tarrant	27 min
Dec 13, 8:50 AM CST	Severe Thunderstorm Warning	FWD	Dallas, Tarrant	70 min
Dec 13, 9:09 AM CST	Severe Thunderstorm Warning	FWD	Ellis	51 min
Dec 13, 9:12 AM CST	Tornado Warning	FWD	Collin	33 min
Dec 13, 9:35 AM CST	Severe Thunderstorm Warning	FWD	Collin, Fannin, Hunt	55 min
Dec 13, 9:54 AM CST	Severe Thunderstorm Warning	FWD	Dallas, Hunt, Kaufman, Rockwall	66 min
Dec 13, 10:04 AM CST	Tornado Warning	FWD	Fannin	41 min
Dec 13, 10:20 AM CST	Tornado Warning	FWD	Fannin, Lamar	25 min
Dec 13, 10:29 AM CST	Severe Thunderstorm Warning	FWD	Delta, Hopkins, Hunt, Lamar, Rains	61 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 10.0 hours before the alert went out and 76 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 17 J/kg
Mixed-layer CIN: -44 J/kg
Mixed-layer LCL: 473 m above ground
0-6 km bulk shear: 53 kt
0-1 km storm-relative helicity: 394 m²/s²
0-3 km storm-relative helicity: 493 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Dec 12, 7:12 PM CST	Mesoscale Discussion	SPC	Beaver, Texas	3 hr
Dec 12, 8:25 PM CST	Tornado Watch	SPC	Beaver, Texas	4 hr
Dec 12, 9:10 PM CST	Mesoscale Discussion	SPC	Beckham, Custer, Dewey, Ellis, Greer, Harmon and 7 more	3 hr
Dec 12, 9:16 PM CST	Tornado Watch	SPC	Ellis, Harper, Woods, Woodward	5 hr
Dec 12, 9:54 PM CST	Tornado Watch	SPC	Alfalfa, Beckham, Blaine, Caddo, Comanche, Cotton and 13 more	6 hr
Dec 12, 11:24 PM CST	Mesoscale Discussion	SPC	Beckham, Custer, Dewey, Ellis, Greer, Harmon and 6 more	2 hr
Dec 13, 1:44 AM CST	Mesoscale Discussion	SPC	Alfalfa, Garfield, Grant, Kay, Kingfisher, Lincoln and 4 more	61 min
Dec 13, 3:07 AM CST	Mesoscale Discussion	SPC	Atoka, Bryan, Carter, Cleveland, Coal, Garvin and 12 more	113 min
Dec 13, 6:00 AM CST	Mesoscale Discussion	SPC	Love	90 min
Dec 13, 8:59 AM CST	Mesoscale Discussion	SPC	Bryan, Choctaw, McCurtain, Pushmataha	2 hr
Dec 13, 9:07 AM CST	Tornado Watch	SPC	Choctaw, McCurtain, Pushmataha	8 hr
Dec 13, 11:41 AM CST	Mesoscale Discussion	SPC	Anderson, Bowie, Camp, Cass, Cherokee, Delta and 25 more	2 hr
Dec 13, 1:33 PM CST	Mesoscale Discussion	SPC	Anderson, Angelina, Cass, Cherokee, Gregg, Harrison and 17 more	117 min
Dec 13, 2:12 PM CST	Mesoscale Discussion	SPC	Angelina, Cherokee, Gregg, Harrison, Houston, Marion and 6 more	63 min
Dec 13, 2:15 PM CST	Tornado Watch	SPC	Angelina, Jasper, Nacogdoches, Newton, Polk, Sabine and 4 more	8 hr
Dec 13, 3:51 PM CST	Mesoscale Discussion	SPC	Angelina, Harrison, Houston, Jasper, Madison, Nacogdoches and 9 more	84 min
Dec 13, 4:44 PM CST	Mesoscale Discussion	SPC	Sabine, San Augustine, Shelby	91 min

Nearby

Tornado Watches in Texas, 2022 Tornado Watches in Oklahoma, 2022 Every tornado watch in 2022

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.