Alert archive / Texas / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 63

April 10, 200458 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Apr 10, 2004, 2:50 PM CDT for 58 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
Apr 10, 2004, 2:50 PM CDT (19:50 UTC)
Expired
Apr 10, 2004, 8:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 58 counties

Atascosa County, TX, Austin County, TX, Bandera County, TX, Bastrop County, TX, Bee County, TX, Bexar County, TX, Blanco County, TX, Brazoria County, TX, Brazos County, TX, Burleson County, TX, Caldwell County, TX, Chambers County, TX, Colorado County, TX, Comal County, TX, DeWitt County, TX, Dimmit County, TX, Fayette County, TX, Fort Bend County, TX, Frio County, TX, Goliad County, TX, Gonzales County, TX, Grimes County, TX, Guadalupe County, TX, Harris County, TX, Hays County, TX, Houston County, TX, Jackson County, TX, Karnes County, TX, Kendall County, TX, Kerr County, TX, Kinney County, TX, La Salle County, TX, Lavaca County, TX, Lee County, TX, Leon County, TX, Liberty County, TX, Live Oak County, TX, Madison County, TX, McMullen County, TX, Medina County, TX, Milam County, TX, Montgomery County, TX, Polk County, TX, Real County, TX, Robertson County, TX, San Jacinto County, TX, Travis County, TX, Trinity County, TX, Uvalde County, TX, Victoria County, TX, Walker County, TX, Waller County, TX, Washington County, TX, Webb County, TX, Wharton County, TX, Williamson County, TX, Wilson County, TX, Zavala County, TX

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 10, 2:51 PM CDTSevere Thunderstorm WarningFWDLeon69 min
Apr 10, 3:10 PM CDTSevere Thunderstorm WarningEWXKinney50 min
Apr 10, 3:19 PM CDTSevere Thunderstorm WarningEWXBandera56 min
Apr 10, 3:32 PM CDTSevere Thunderstorm WarningHGXHouston58 min
Apr 10, 3:43 PM CDTSevere Thunderstorm WarningFWDMilam62 min
Apr 10, 3:51 PM CDTSevere Thunderstorm WarningEWXKendall54 min
Apr 10, 4:04 PM CDTSevere Thunderstorm WarningEWXUvalde56 min
Apr 10, 4:09 PM CDTSevere Thunderstorm WarningEWXMedina66 min
Apr 10, 4:09 PM CDTTornado WarningHGXHouston51 min
Apr 10, 4:13 PM CDTSevere Thunderstorm WarningEWXGuadalupe47 min
Apr 10, 4:20 PM CDTSevere Thunderstorm WarningEWXCaldwell55 min
Apr 10, 4:25 PM CDTSevere Thunderstorm WarningEWXBexar65 min
Apr 10, 4:27 PM CDTFlash Flood WarningEWXMedina, Uvalde3 hr
Apr 10, 4:33 PM CDTSevere Thunderstorm WarningEWXComal57 min
Apr 10, 4:39 PM CDTSevere Thunderstorm WarningFWDRobertson66 min
Apr 10, 4:39 PM CDTSevere Thunderstorm WarningHGXColorado36 min
Apr 10, 4:41 PM CDTFlash Flood WarningEWXBexar, Caldwell, Comal, Gonzales, Guadalupe2 hr
Apr 10, 4:43 PM CDTSevere Thunderstorm WarningHGXBrazos, Madison62 min
Apr 10, 4:55 PM CDTSevere Thunderstorm WarningEWXZavala65 min
Apr 10, 4:57 PM CDTFlash Flood WarningEWXFrio, Zavala2 hr
Apr 10, 5:05 PM CDTFlash Flood WarningEWXWilson115 min
Apr 10, 5:06 PM CDTSevere Thunderstorm WarningEWXGuadalupe54 min
Apr 10, 5:15 PM CDTFlash Flood WarningEWXFayette2 hr
Apr 10, 5:19 PM CDTSevere Thunderstorm WarningEWXHays41 min
Apr 10, 5:23 PM CDTSevere Thunderstorm WarningEWXFayette, Lavaca52 min
Apr 10, 5:23 PM CDTSevere Thunderstorm WarningHGXAustin, Colorado52 min
Apr 10, 5:26 PM CDTSevere Thunderstorm WarningHGXBurleson, Washington49 min
Apr 10, 5:28 PM CDTTornado WarningEWXFayette, Lavaca47 min
Apr 10, 5:29 PM CDTFlash Flood WarningEWXAtascosa91 min
Apr 10, 5:32 PM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar58 min
Apr 10, 5:34 PM CDTSevere Thunderstorm WarningHGXGrimes, Montgomery, Walker41 min
Apr 10, 5:35 PM CDTFlash Flood WarningEWXLavaca100 min
Apr 10, 5:44 PM CDTSevere Thunderstorm WarningHGXMontgomery46 min
Apr 10, 5:46 PM CDTTornado WarningHGXAustin44 min
Apr 10, 5:47 PM CDTTornado WarningHGXWaller28 min
Apr 10, 5:51 PM CDTSevere Thunderstorm WarningHGXPolk39 min
Apr 10, 5:55 PM CDTFlash Flood WarningEWXDeWitt, Karnes2 hr
Apr 10, 5:58 PM CDTTornado WarningHGXColorado32 min
Apr 10, 6:00 PM CDTSevere Thunderstorm WarningHGXHarris45 min
Apr 10, 6:02 PM CDTSevere Thunderstorm WarningHGXSan Jacinto43 min
Apr 10, 6:10 PM CDTSevere Thunderstorm WarningHGXWalker50 min
Apr 10, 6:14 PM CDTTornado WarningHGXWaller46 min
Apr 10, 6:21 PM CDTSevere Thunderstorm WarningHGXMontgomery54 min
Apr 10, 6:27 PM CDTTornado WarningHGXAustin33 min
Apr 10, 6:31 PM CDTSevere Thunderstorm WarningHGXColorado44 min
Apr 10, 6:31 PM CDTSevere Thunderstorm WarningHGXPolk, San Jacinto59 min
Apr 10, 6:35 PM CDTSevere Thunderstorm WarningCRPLa Salle55 min
Apr 10, 6:41 PM CDTSevere Thunderstorm WarningHGXFort Bend, Harris49 min
Apr 10, 6:46 PM CDTSevere Thunderstorm WarningHGXLiberty44 min
Apr 10, 6:46 PM CDTTornado WarningHGXMontgomery44 min
Apr 10, 6:49 PM CDTSevere Thunderstorm WarningHGXWharton56 min
Apr 10, 6:51 PM CDTFlash Flood WarningCRPLive Oak114 min
Apr 10, 6:58 PM CDTSevere Thunderstorm WarningHGXWaller32 min
Apr 10, 7:04 PM CDTFlash Flood WarningEWXLavaca56 min
Apr 10, 7:04 PM CDTTornado WarningHGXFort Bend26 min
Apr 10, 7:07 PM CDTFlash Flood WarningCRPBee113 min
Apr 10, 7:11 PM CDTSevere Thunderstorm WarningCRPBee49 min
Apr 10, 7:25 PM CDTSevere Thunderstorm WarningHGXPolk35 min
Apr 10, 7:31 PM CDTSevere Thunderstorm WarningHGXLiberty44 min
Apr 10, 7:33 PM CDTSevere Thunderstorm WarningHGXFort Bend, Harris57 min
Apr 10, 7:38 PM CDTTornado WarningHGXHarris37 min
Apr 10, 7:56 PM CDTSevere Thunderstorm WarningHGXBrazoria34 min
Apr 10, 7:57 PM CDTFlash Flood WarningCRPGoliad2 hr
Apr 10, 7:59 PM CDTSevere Thunderstorm WarningHGXPolk31 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

Corpus Christi, TX (KCRP), launched 12:00Z, 7.8 hours before the alert went out and 219 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, Corpus Christi, TX at 12:00Z on 2004-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1910 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, Corpus Christi, TX at 12:00Z on 2004-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.1939587897Sfc1 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
1910 J/kg
Mixed-layer CIN
-59 J/kg
Mixed-layer LCL
607 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
112 m²/s²
Significant tornado parameter
0.7
Supercell composite
4.2

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 9, 7:02 PM CDTMesoscale DiscussionSPCDelta, Fannin, Grayson, Lamar, Red River58 min
Apr 9, 7:40 PM CDTSevere Thunderstorm WatchSPCDelta, Fannin, Lamar, Red River5 hr
Apr 9, 9:25 PM CDTMesoscale DiscussionSPCArmstrong, Bailey, Briscoe, Castro, Childress, Collingsworth and 16 more95 min
Apr 9, 10:06 PM CDTMesoscale DiscussionSPCDelta, Fannin, Lamar, Red River54 min
Apr 9, 11:57 PM CDTMesoscale DiscussionSPCBowie, Delta, Fannin, Lamar, Red River63 min
Apr 10, 5:57 AM CDTMesoscale DiscussionSPCLamar, Red River93 min
Apr 10, 9:08 AM CDTMesoscale DiscussionSPCBandera, Bell, Blanco, Bosque, Brown, Burnet and 21 more2 hr
Apr 10, 10:20 AM CDTSevere Thunderstorm WatchSPCBandera, Bastrop, Bell, Bexar, Blanco, Bosque and 33 more6 hr
Apr 10, 12:43 PM CDTMesoscale DiscussionSPCBandera, Bastrop, Bell, Bexar, Blanco, Burleson and 26 more2 hr
Apr 10, 2:50 PM CDTMesoscale DiscussionSPCAnderson, Bowie, Camp, Cass, Cherokee, Franklin and 10 more115 min
Apr 10, 3:25 PM CDTSevere Thunderstorm WatchSPCAngelina, Bowie, Camp, Cass, Cherokee, Franklin and 14 more6 hr
Apr 10, 5:38 PM CDTMesoscale DiscussionSPCHardin, Jasper, Jefferson, Newton, Orange, Tyler2 hr
Apr 10, 6:09 PM CDTMesoscale DiscussionSPCAtascosa, Austin, Bee, Brazoria, Colorado, DeWitt and 17 more96 min
Apr 10, 6:30 PM CDTSevere Thunderstorm WatchSPCJasper, Jefferson, Newton, Orange5 hr

Nearby

Severe Thunderstorm Watches in Texas, 2004Every severe thunderstorm watch in 2004

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.