Alert archive / Texas / Tornado Watches in 2008

Tornado Watch 219

April 23, 200831 counties in Texas

The Storm Prediction Center issued this tornado watch at Apr 23, 2008, 10:07 AM CDT for 31 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Apr 23, 2008, 10:07 AM CDT (15:07 UTC)
Expired
Apr 23, 2008, 3:52 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 31 counties

Andrews County, TX, Borden County, TX, Coke County, TX, Concho County, TX, Crane County, TX, Dawson County, TX, Ector County, TX, Fisher County, TX, Gaines County, TX, Garza County, TX, Glasscock County, TX, Haskell County, TX, Howard County, TX, Irion County, TX, Jones County, TX, Kent County, TX, Lynn County, TX, Martin County, TX, Midland County, TX, Mitchell County, TX, Nolan County, TX, Reagan County, TX, Runnels County, TX, Scurry County, TX, Sterling County, TX, Stonewall County, TX, Taylor County, TX, Terry County, TX, Tom Green County, TX, Upton County, TX, Yoakum County, TX

The radar

The Midland/Odessa radar (KMAF), 81 km from the middle of the area, began a volume at 15:10 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.

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 23, 10:09 AM CDTTornado WarningMAFBorden66 min
Apr 23, 12:09 PM CDTSevere Thunderstorm WarningMAFBorden45 min
Apr 23, 12:41 PM CDTSevere Thunderstorm WarningMAFBorden, Scurry34 min
Apr 23, 1:40 PM CDTFlash Flood WarningMAFBorden3 hr
Apr 23, 2:04 PM CDTSevere Thunderstorm WarningMAFScurry41 min
Apr 23, 2:14 PM CDTSevere Thunderstorm WarningMAFBorden27 min
Apr 23, 2:16 PM CDTSevere Thunderstorm WarningMAFDawson, Gaines59 min
Apr 23, 2:19 PM CDTSevere Thunderstorm WarningSJTFisher26 min
Apr 23, 2:34 PM CDTSevere Thunderstorm WarningMAFScurry56 min
Apr 23, 2:41 PM CDTSevere Thunderstorm WarningMAFCrane, Pecos49 min
Apr 23, 2:42 PM CDTSevere Thunderstorm WarningSJTFisher48 min
Apr 23, 2:55 PM CDTTornado WarningSJTFisher, Jones50 min
Apr 23, 2:56 PM CDTTornado WarningMAFScurry49 min
Apr 23, 3:06 PM CDTSevere Thunderstorm WarningLUBStonewall39 min
Apr 23, 3:18 PM CDTTornado WarningMAFDawson42 min
Apr 23, 3:19 PM CDTTornado WarningSJTFisher41 min
Apr 23, 3:21 PM CDTTornado WarningMAFScurry20 min
Apr 23, 3:28 PM CDTSevere Thunderstorm WarningMAFGaines62 min
Apr 23, 3:40 PM CDTTornado WarningSJTFisher, Haskell, Jones50 min
Apr 23, 3:47 PM CDTTornado WarningSJTFisher, Jones43 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

Midland Regional, TX (KMAF), launched 12:00Z, 3.1 hours before the alert went out and 81 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, Midland Regional, TX at 12:00Z on 2008-04-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2797 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, Midland Regional, TX at 12:00Z on 2008-04-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 219 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
2797 J/kg
Mixed-layer CIN
-117 J/kg
Mixed-layer LCL
758 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
219 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
1.8
Supercell composite
13.3

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 23, 2:01 AM CDTMesoscale DiscussionSPCArcher, Baylor, Clay, Wichita, Wilbarger89 min
Apr 23, 7:31 AM CDTMesoscale DiscussionSPCArmstrong, Baylor, Borden, Briscoe, Carson, Childress and 36 more59 min
Apr 23, 9:32 AM CDTSevere Thunderstorm WatchSPCArcher, Armstrong, Bailey, Baylor, Briscoe, Carson and 46 more6 hr
Apr 23, 9:59 AM CDTMesoscale DiscussionSPCBorden, Callahan, Coke, Dawson, Fisher, Garza and 18 more61 min
Apr 23, 11:42 AM CDTMesoscale DiscussionSPCClay, Collin, Cooke, Dallas, Denton, Fannin and 10 more2 hr
Apr 23, 1:35 PM CDTMesoscale DiscussionSPCAndrews, Borden, Coke, Crane, Dawson, Ector and 20 more85 min
Apr 23, 2:28 PM CDTMesoscale DiscussionSPCAngelina, Bowie, Camp, Cass, Cherokee, Franklin and 18 more3 hr
Apr 23, 3:16 PM CDTMesoscale DiscussionSPCAndrews, Borden, Brown, Callahan, Coke, Coleman and 34 more59 min
Apr 23, 3:25 PM CDTTornado WatchSPCAndrews, Borden, Brown, Callahan, Coke, Coleman and 44 more8 hr
Apr 23, 3:37 PM CDTMesoscale DiscussionSPCArmstrong, Briscoe, Carson, Childress, Collingsworth, Cottle and 15 more53 min
Apr 23, 3:52 PM CDTSevere Thunderstorm WatchSPCArmstrong, Bailey, Briscoe, Carson, Castro, Cochran and 31 more4 hr
Apr 23, 5:43 PM CDTMesoscale DiscussionSPCAndrews, Borden, Brown, Callahan, Coke, Coleman and 44 more92 min
Apr 23, 6:20 PM CDTTornado WatchSPCAnderson, Bosque, Collin, Coryell, Dallas, Delta and 24 more7 hr

Nearby

Tornado Watches in Texas, 2008Every tornado watch in 2008

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.