Alert archive / Texas / Tornado Watches in 2019

Tornado Watch 232

May 24, 201929 counties in Texas

The Storm Prediction Center issued this tornado watch at May 24, 2019, 1:34 PM CDT for 29 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 24, 2019, 1:34 PM CDT (18:34 UTC)
Expired
May 24, 2019, 9:00 PM CDT
In force
7 hr
Issued by
the Storm Prediction Center
Largest hail expected
2 in
Strongest gust expected
60 kt
All 29 counties

Armstrong County, TX, Borden County, TX, Briscoe County, TX, Carson County, TX, Childress County, TX, Collingsworth County, TX, Cottle County, TX, Crosby County, TX, Dawson County, TX, Dickens County, TX, Donley County, TX, Floyd County, TX, Gaines County, TX, Garza County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hockley County, TX, Kent County, TX, King County, TX, Lamb County, TX, Lubbock County, TX, Lynn County, TX, Motley County, TX, Scurry County, TX, Stonewall County, TX, Swisher County, TX, Terry County, TX, Wheeler County, TX

The radar

The Lubbock radar (KLBB), 124 km from the middle of the area, began a volume at 18:34 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
50%
One or more EF2 to EF5 tornadoes
20%
Ten or more severe wind reports
40%
One or more gusts of 65 knots or more
20%
Ten or more severe hail reports
60%
One or more hailstones of 2 inches or more
60%
Six or more combined severe hail and wind reports
90%

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 24, 1:46 PM CDTSevere Thunderstorm WarningLUBCrosby, Floyd, Hale, Lubbock59 min
May 24, 1:47 PM CDTFlash Flood WarningLUBLubbock118 min
May 24, 2:14 PM CDTSevere Thunderstorm WarningLUBHale, Lubbock61 min
May 24, 2:42 PM CDTSevere Thunderstorm WarningLUBCrosby, Floyd, Motley63 min
May 24, 3:14 PM CDTSevere Thunderstorm WarningLUBCrosby, Floyd, Hale, Lubbock61 min
May 24, 3:20 PM CDTSevere Thunderstorm WarningLUBCrosby, Garza, Lubbock, Lynn55 min
May 24, 3:33 PM CDTSevere Thunderstorm WarningLUBFloyd, Hall, Motley57 min
May 24, 3:46 PM CDTTornado WarningLUBMotley44 min
May 24, 3:57 PM CDTFlash Flood WarningLUBCrosby, Lubbock4 hr
May 24, 4:16 PM CDTSevere Thunderstorm WarningLUBCrosby, Dickens, Floyd, Hale, Lubbock, Motley59 min
May 24, 4:28 PM CDTSevere Thunderstorm WarningLUBChildress, Cottle, Motley62 min
May 24, 4:31 PM CDTSevere Thunderstorm WarningLUBHockley, Lubbock, Lynn, Terry41 min
May 24, 4:46 PM CDTSevere Thunderstorm WarningLUBFloyd, Hale, Hockley, Lubbock29 min
May 24, 5:01 PM CDTSevere Thunderstorm WarningLUBChildress, Cottle44 min
May 24, 5:14 PM CDTSevere Thunderstorm WarningLUBCrosby, Floyd, Lubbock61 min
May 24, 5:15 PM CDTSevere Thunderstorm WarningLUBFloyd, Hale, Hockley, Lubbock60 min
May 24, 6:11 PM CDTSevere Thunderstorm WarningLUBHockley, Lubbock64 min
May 24, 7:51 PM CDTSevere Thunderstorm WarningLUBHockley, Lamb54 min
May 24, 7:56 PM CDTSevere Thunderstorm WarningLUBHale, Lubbock49 min
May 24, 8:42 PM CDTSevere Thunderstorm WarningLUBHale, Hockley, Lamb63 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

Amarillo Airport, TX (KAMA), launched 12:00Z, 6.6 hours before the alert went out and 127 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-pSkew-T log-p diagram, Amarillo Airport, TX at 12:00Z on 2019-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 14 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Amarillo Airport, TX at 12:00Z on 2019-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 120 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
14 J/kg
Mixed-layer CIN
-457 J/kg
Mixed-layer LCL
955 m above ground
0-6 km bulk shear
68 kt
0-1 km storm-relative helicity
120 m²/s²
0-3 km storm-relative helicity
240 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

204 
WWUS20 KWNS 241832
SEL2  
SPC WW 241832
TXZ000-250200-

URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 232
NWS Storm Prediction Center Norman OK
135 PM CDT Fri May 24 2019

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  west Texas

* Effective this Friday afternoon and evening from 135 PM until
  900 PM CDT.

* Primary threats include...
  A few tornadoes possible
  Scattered large hail and isolated very large hail events to 2
    inches in diameter likely
  Scattered damaging wind gusts to 70 mph possible

SUMMARY...Supercells will continue developing this afternoon and
evening posing a risk for large hail and damaging wind gusts. A few
tornadoes will also be possible, especially by late afternoon into
early evening.

The tornado watch area is approximately along and 65 statute miles
east and west of a line from 75 miles east northeast of Amarillo TX
to 80 miles south of Lubbock TX. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU2).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and severe thunderstorms in and close to the watch
area. Persons in these areas should be on the lookout for
threatening weather conditions and listen for later statements
and possible warnings.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 231...

AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 2 inches. Extreme turbulence and surface wind
gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 24035.

...Dial

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 8:32 PM CDTMesoscale DiscussionSPCEllis, Harper88 min
May 23, 9:53 PM CDTTornado WatchSPCEllis, Harper, Woods, Woodward4 hr
May 23, 11:08 PM CDTMesoscale DiscussionSPCBeckham, Custer, Dewey, Greer, Harmon, Roger Mills97 min
May 24, 2:02 AM CDTSevere Thunderstorm WatchSPCAlfalfa, Beckham, Blaine, Custer, Dewey, Ellis and 10 more4 hr
May 24, 1:42 PM CDTMesoscale DiscussionSPCAlfalfa, Garfield, Grant, Kay, Major, Woods and 1 more2 hr
May 24, 2:18 PM CDTTornado WatchSPCAlfalfa, Beckham, Blaine, Custer, Dewey, Ellis and 19 more8 hr
May 24, 3:51 PM CDTMesoscale DiscussionSPCBeckham, Harmon114 min
May 24, 4:43 PM CDTMesoscale DiscussionSPCCaddo, Canadian, Cleveland, Comanche, Cotton, Creek and 10 more32 min
May 24, 4:50 PM CDTTornado WatchSPCCaddo, Canadian, Cleveland, Comanche, Cotton, Garvin and 10 more5 hr
May 24, 6:49 PM CDTMesoscale DiscussionSPCComanche, Kiowa, Tillman56 min
May 23, 9:43 PM CDTSevere Thunderstorm WatchSPCBailey, Briscoe, Castro, Childress, Cochran, Cottle and 13 more5 hr
May 24, 1:10 PM CDTMesoscale DiscussionSPCBorden, Childress, Cottle, Crane, Crosby, Dawson and 25 more2 hr
May 24, 3:22 PM CDTMesoscale DiscussionSPCAndrews, Brewster, Coke, Crane, Crockett, Ector and 15 more113 min

Nearby

Tornado Watches in Texas, 2019Every tornado watch in 2019

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.