Alert archive / Texas / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 362

May 31, 200425 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 31, 2004, 9:45 PM CDT for 25 counties in Texas. It was in force for 4 hr.

The area

The outline as issued.

The facts

Issued
May 31, 2004, 9:45 PM CDT (02:45 UTC)
Expired
Jun 1, 2004, 2:00 AM CDT
In force
4 hr
Issued by
the Storm Prediction Center
All 25 counties

Anderson County, TX, Bell County, TX, Brazos County, TX, Cherokee County, TX, Ellis County, TX, Falls County, TX, Freestone County, TX, Grimes County, TX, Henderson County, TX, Hill County, TX, Houston County, TX, Johnson County, TX, Leon County, TX, Liberty County, TX, Limestone County, TX, Madison County, TX, McLennan County, TX, Milam County, TX, Montgomery County, TX, Navarro County, TX, Polk County, TX, Robertson County, TX, San Jacinto County, TX, Trinity County, TX, Walker County, TX

The radar

The Dallas/Ft Worth radar (KFWS), 131 km from the middle of the area, began a volume at 02:49 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

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

IssuedProductOfficeCountiesLasted
May 31, 9:53 PM CDTSevere Thunderstorm WarningFWDFalls52 min
May 31, 9:59 PM CDTSevere Thunderstorm WarningFWDLeon, Robertson31 min
May 31, 10:26 PM CDTSevere Thunderstorm WarningHGXTrinity, Walker64 min
May 31, 10:28 PM CDTSevere Thunderstorm WarningHGXMadison47 min
May 31, 10:48 PM CDTTornado WarningHGXMadison, Walker42 min
May 31, 11:28 PM CDTTornado WarningHGXWalker47 min
May 31, 11:43 PM CDTSevere Thunderstorm WarningHGXSan Jacinto47 min
May 31, 11:50 PM CDTSevere Thunderstorm WarningHGXBrazos, Madison40 min
May 31, 11:54 PM CDTSevere Thunderstorm WarningHGXPolk51 min
Jun 1, 12:29 AM CDTSevere Thunderstorm WarningFWDBell61 min
Jun 1, 12:38 AM CDTSevere Thunderstorm WarningFWDMilam, Robertson52 min
Jun 1, 12:52 AM CDTTornado WarningFWDRobertson38 min
Jun 1, 1:00 AM CDTSevere Thunderstorm WarningHGXBrazos60 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, 2.8 hours before the alert went out and 153 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, Fort Worth, TX at 00:00Z on 2004-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 82 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, Fort Worth, TX at 00:00Z on 2004-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 40 square meters per square second.193958Sfc1 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
82 J/kg
Mixed-layer CIN
-122 J/kg
Mixed-layer LCL
1991 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
40 m²/s²
0-3 km storm-relative helicity
339 m²/s²
Significant tornado parameter
0.0
Supercell composite
8.3

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 11:15 PM CDTSevere Thunderstorm WatchSPCAustin, Brazoria, Brazos, Chambers, Colorado, Fort Bend and 6 more3 hr
May 31, 11:31 PM CDTMesoscale DiscussionSPCAnderson, Austin, Bell, Brazoria, Brazos, Burleson and 33 more59 min
Jun 1, 1:35 AM CDTSevere Thunderstorm WatchSPCAnderson, Angelina, Bastrop, Bell, Blanco, Brazos and 49 more5 hr
Jun 1, 3:41 AM CDTMesoscale DiscussionSPCAnderson, Angelina, Bastrop, Bell, Blanco, Brazos and 50 more94 min
Jun 1, 6:42 AM CDTMesoscale DiscussionSPCAngelina, Houston, Jasper, Nacogdoches, Newton, Panola and 6 more2 hr
Jun 1, 2:43 PM CDTMesoscale DiscussionSPCAnderson, Bastrop, Bell, Blanco, Bosque, Brazos and 55 more2 hr
Jun 1, 3:50 PM CDTTornado WatchSPCArcher, Bandera, Baylor, Blanco, Bosque, Brown and 46 more6 hr
Jun 1, 5:04 PM CDTMesoscale DiscussionSPCAnderson, Collin, Dallas, Delta, Denton, Ellis and 22 more86 min
Jun 1, 5:20 PM CDTTornado WatchSPCBell, Collin, Cooke, Dallas, Delta, Denton and 22 more5 hr
Jun 1, 6:59 PM CDTMesoscale DiscussionSPCAngelina, Austin, Bastrop, Brazos, Burleson, Caldwell and 25 more91 min

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; radar from the NEXRAD Level II archive.