Alert archive / Texas / Tornado Watches in 2022

Tornado Watch 54

March 21, 202267 counties in Texas

The Storm Prediction Center issued this tornado watch at Mar 21, 2022, 3:14 PM CDT for 67 counties in Texas. It was in force for 10 hr.

The area

The outline as issued.

The facts

Issued: Mar 21, 2022, 3:14 PM CDT (20:14 UTC)
Expired: Mar 22, 2022, 1:00 AM CDT
In force: 10 hr
Issued by: the Storm Prediction Center
Largest hail expected: 3 in
Strongest gust expected: 65 kt

All 67 counties

Anderson County, TX, Austin County, TX, Bastrop County, TX, Bell County, TX, Bexar County, TX, Blanco County, TX, Bosque County, TX, Brazos County, TX, Burleson County, TX, Burnet County, TX, Caldwell County, TX, Collin County, TX, Colorado County, TX, Comal County, TX, Comanche County, TX, Cooke County, TX, Coryell County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, DeWitt County, TX, Ellis County, TX, Erath County, TX, Falls County, TX, Fannin County, TX, Fayette County, TX, Freestone County, TX, Gillespie County, TX, Gonzales County, TX, Grayson County, TX, Grimes County, TX, Guadalupe County, TX, Hamilton County, TX, Hays County, TX, Henderson County, TX, Hill County, TX, Hood County, TX, Hopkins County, TX, Hunt County, TX, Johnson County, TX, Karnes County, TX, Kaufman County, TX, Kendall County, TX, Lamar County, TX, Lampasas County, TX, Lavaca County, TX, Lee County, TX, Leon County, TX, Limestone County, TX, Llano County, TX, Madison County, TX, McLennan County, TX, Milam County, TX, Mills County, TX, Navarro County, TX, Parker County, TX, Rains County, TX, Robertson County, TX, Rockwall County, TX, Somervell County, TX, Tarrant County, TX, Travis County, TX, Van Zandt County, TX, Washington County, TX, Williamson County, TX, Wilson County, TX, Wise County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 92 km from the middle of the area, began a volume at 20:15 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: 70%
One or more EF2 to EF5 tornadoes: 50%
Ten or more severe wind reports: 70%
One or more gusts of 65 knots or more: 30%
Ten or more severe hail reports: 70%
One or more hailstones of 2 inches or more: 50%
Six or more combined severe hail and wind reports: 95%

Warnings issued inside it

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

Issued	Product	Office	Counties	Lasted
Mar 21, 3:26 PM CDT	Severe Thunderstorm Warning	FWD	Eastland, Erath, Palo Pinto	49 min
Mar 21, 3:36 PM CDT	Tornado Warning	FWD	Erath, Palo Pinto, Parker	24 min
Mar 21, 4:20 PM CDT	Severe Thunderstorm Warning	EWX	Blanco, Burnet, Hays, Travis	55 min
Mar 21, 4:20 PM CDT	Severe Thunderstorm Warning	FWD	Comanche, Erath	40 min
Mar 21, 4:41 PM CDT	Tornado Warning	FWD	Denton, Wise	49 min
Mar 21, 4:43 PM CDT	Severe Thunderstorm Warning	EWX	Bexar, Comal, Gonzales, Guadalupe, Hays	62 min
Mar 21, 4:47 PM CDT	Severe Thunderstorm Warning	EWX	Comal, Hays	58 min
Mar 21, 4:59 PM CDT	Severe Thunderstorm Warning	FWD	Erath, Hood, Parker	31 min
Mar 21, 5:04 PM CDT	Severe Thunderstorm Warning	EWX	Blanco, Hays, Travis, Williamson	56 min
Mar 21, 5:10 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Coryell, Hamilton, Lampasas	65 min
Mar 21, 5:12 PM CDT	Tornado Warning	FWD	Cooke	48 min
Mar 21, 5:20 PM CDT	Tornado Warning	EWX	Hays	25 min
Mar 21, 5:24 PM CDT	Tornado Warning	EWX	Caldwell, Guadalupe	36 min
Mar 21, 5:25 PM CDT	Severe Thunderstorm Warning	FWD	Denton, Wise	65 min
Mar 21, 5:28 PM CDT	Severe Thunderstorm Warning	FWD	Hood, Johnson, Parker, Tarrant	62 min
Mar 21, 5:40 PM CDT	Tornado Warning	EWX	Hays, Travis	35 min
Mar 21, 5:43 PM CDT	Tornado Warning	FWD	Tarrant	17 min
Mar 21, 5:46 PM CDT	Severe Thunderstorm Warning	EWX	Travis, Williamson	59 min
Mar 21, 5:48 PM CDT	Severe Thunderstorm Warning	FWD	Tarrant	42 min
Mar 21, 5:49 PM CDT	Tornado Warning	EWX	Williamson	26 min
Mar 21, 5:49 PM CDT	Tornado Warning	EWX	Caldwell, Gonzales, Guadalupe	26 min
Mar 21, 5:52 PM CDT	Tornado Warning Considerable damage threat	EWX	Williamson	23 min
Mar 21, 5:57 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Coryell, Ellis, Hamilton, Hill, Johnson and 2 more	63 min
Mar 21, 5:58 PM CDT	Tornado Warning	EWX	Bastrop, Travis	47 min
Mar 21, 5:58 PM CDT	Tornado Warning	FWD	Cooke, Grayson	22 min
Mar 21, 5:59 PM CDT	Tornado Warning	EWX	Travis, Williamson	46 min
Mar 21, 6:01 PM CDT	Tornado Warning Tornado observed	FWD	Bell	44 min
Mar 21, 6:06 PM CDT	Severe Thunderstorm Warning Considerable damage threat	EWX	Bastrop, Travis, Williamson	39 min
Mar 21, 6:07 PM CDT	Severe Thunderstorm Warning	FWD	Cooke, Grayson	40 min
Mar 21, 6:11 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Denton	64 min
Mar 21, 6:13 PM CDT	Tornado Warning Tornado observed	EWX	Bastrop, Caldwell, Fayette, Gonzales	47 min
Mar 21, 6:15 PM CDT	Tornado Warning	FWD	Collin, Dallas, Denton, Tarrant	45 min
Mar 21, 6:16 PM CDT	Severe Thunderstorm Warning	FWD	Johnson, Tarrant	9 min
Mar 21, 6:17 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, DeWitt, Karnes, Wilson	43 min
Mar 21, 6:22 PM CDT	Tornado Warning Tornado observed	EWX	Williamson	23 min
Mar 21, 6:26 PM CDT	Tornado Warning Tornado observedConsiderable damage threat	FWD	Bell, Milam	49 min
Mar 21, 6:34 PM CDT	Tornado Warning Considerable damage threat	EWX	Bastrop, Lee, Travis, Williamson	26 min
Mar 21, 6:37 PM CDT	Severe Thunderstorm Warning	EWX	Gonzales, Guadalupe, Wilson	38 min
Mar 21, 6:45 PM CDT	Tornado Warning	FWD	Bell, Falls, McLennan	45 min
Mar 21, 6:55 PM CDT	Tornado Warning Tornado observed	EWX	Lee, Williamson	20 min
Mar 21, 6:55 PM CDT	Tornado Warning	FWD	Milam	50 min
Mar 21, 6:57 PM CDT	Tornado Warning	EWX	Bastrop, Fayette, Lee	48 min
Mar 21, 6:57 PM CDT	Severe Thunderstorm Warning	FWD	Bosque, Ellis, Hill, Johnson, McLennan, Navarro	63 min
Mar 21, 7:10 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Gonzales, Guadalupe	38 min
Mar 21, 7:10 PM CDT	Tornado Warning	FWD	Bell, Falls, Milam	50 min
Mar 21, 7:15 PM CDT	Tornado Warning Tornado observed	EWX	Lee	15 min
Mar 21, 7:17 PM CDT	Severe Thunderstorm Warning	FWD	Collin, Fannin, Grayson, Hunt	43 min
Mar 21, 7:25 PM CDT	Tornado Warning	FWD	Hill, Limestone, McLennan	50 min
Mar 21, 7:26 PM CDT	Tornado Warning	HGX	Burleson	34 min
Mar 21, 7:36 PM CDT	Tornado Warning	EWX	Lee	25 min
Mar 21, 7:39 PM CDT	Tornado Warning	HGX	Burleson, Washington	36 min
Mar 21, 7:40 PM CDT	Tornado Warning	FWD	Milam	50 min
Mar 21, 7:55 PM CDT	Tornado Warning	FWD	Falls, Limestone	50 min
Mar 21, 8:06 PM CDT	Severe Thunderstorm Warning	FWD	Bell	39 min
Mar 21, 8:09 PM CDT	Tornado Warning	HGX	Brazos, Burleson, Grimes	51 min
Mar 21, 8:27 PM CDT	Tornado Warning	FWD	Freestone, Limestone	48 min
Mar 21, 8:37 PM CDT	Severe Thunderstorm Warning	EWX	Williamson	23 min
Mar 21, 8:44 PM CDT	Severe Thunderstorm Warning	EWX	Travis, Williamson	46 min
Mar 21, 8:46 PM CDT	Severe Thunderstorm Warning	FWD	Bell, Falls, Milam, Robertson	44 min
Mar 21, 8:49 PM CDT	Severe Thunderstorm Warning	EWX	Hays, Travis	21 min
Mar 21, 8:51 PM CDT	Tornado Warning	FWD	Anderson, Henderson	39 min
Mar 21, 8:54 PM CDT	Tornado Warning	HGX	Brazos, Grimes, Madison, Walker	51 min
Mar 21, 8:59 PM CDT	Severe Thunderstorm Warning	FWD	Lamar	31 min
Mar 21, 9:02 PM CDT	Severe Thunderstorm Warning	EWX	Williamson	28 min
Mar 21, 9:05 PM CDT	Severe Thunderstorm Warning	FWD	Rains, Van Zandt	41 min
Mar 21, 9:07 PM CDT	Tornado Warning	FWD	Anderson, Freestone	38 min
Mar 21, 9:23 PM CDT	Tornado Warning	FWD	Henderson, Van Zandt	22 min
Mar 21, 9:40 PM CDT	Tornado Warning	HGX	Grimes, Houston, Madison	50 min
Mar 21, 9:41 PM CDT	Tornado Warning	FWD	Henderson	34 min
Mar 21, 9:52 PM CDT	Tornado Warning Tornado observed	FWD	Leon	38 min
Mar 21, 10:53 PM CDT	Tornado Warning	FWD	Anderson	22 min
Mar 21, 11:45 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Bexar	60 min
Mar 21, 11:55 PM CDT	Severe Thunderstorm Warning	EWX	Bexar, Guadalupe	65 min
Mar 21, 11:58 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Gonzales, Guadalupe	62 min
Mar 22, 12:11 AM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Lee, Williamson	64 min
Mar 22, 12:45 AM CDT	Flash Flood Warning Considerable damage threat	EWX	Bastrop, Caldwell, Guadalupe, Hays, Lee, Travis and 1 more	3 hr

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 12:00Z, 8.2 hours before the alert went out and 117 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 758 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 389 m²/s²
0-3 km storm-relative helicity: 466 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Mar 21, 11:57 AM CDT	Mesoscale Discussion	SPC	Coke, Concho, Crockett, Irion, Menard, Nolan and 6 more	2 hr
Mar 21, 1:29 PM CDT	Mesoscale Discussion	SPC	Archer, Baylor, Clay, Cottle, Eastland, Erath and 17 more	2 hr
Mar 21, 2:00 PM CDT	Severe Thunderstorm Watch	SPC	Archer, Baylor, Callahan, Childress, Clay, Collingsworth and 15 more	6 hr
Mar 21, 2:23 PM CDT	Mesoscale Discussion	SPC	Anderson, Bastrop, Bell, Bosque, Brazos, Burleson and 34 more	2 hr
Mar 21, 4:39 PM CDT	Mesoscale Discussion	SPC	Armstrong, Briscoe, Carson, Collingsworth, Donley, Gray and 8 more	66 min
Mar 21, 5:32 PM CDT	Mesoscale Discussion	SPC	Anderson, Austin, Bastrop, Bell, Blanco, Bosque and 52 more	88 min

Nearby

Tornado Watches in Texas, 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.