Alert archive / Texas / Severe Thunderstorm Watches in 2003

Severe Thunderstorm Watch 431

May 25, 200322 counties in Oklahoma; 34 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 25, 2003, 1:35 AM CDT for 22 counties in Oklahoma; 34 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 25, 2003, 1:35 AM CDT (06:35 UTC)
Expired
May 25, 2003, 8:00 AM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 56 counties

Beckham County, OK, Bryan County, OK, Caddo County, OK, Carter County, OK, Choctaw County, OK, Comanche County, OK, Cotton County, OK, Garvin County, OK, Grady County, OK, Greer County, OK, Harmon County, OK, Jackson County, OK, Jefferson County, OK, Johnston County, OK, Kiowa County, OK, Love County, OK, Marshall County, OK, Murray County, OK, Roger Mills County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Archer County, TX, Baylor County, TX, Cherokee County, TX, Clay County, TX, Collin County, TX, Cooke County, TX, Dallas County, TX, Delta County, TX, Denton County, TX, Ellis County, TX, Fannin County, TX, Foard County, TX, Franklin County, TX, Grayson County, TX, Hardeman County, TX, Henderson County, TX, Hopkins County, TX, Hunt County, TX, Jack County, TX, Kaufman County, TX, Knox County, TX, Lamar County, TX, Montague County, TX, Parker County, TX, Rains County, TX, Rockwall County, TX, Smith County, TX, Tarrant County, TX, Van Zandt County, TX, Wichita County, TX, Wilbarger County, TX, Wise County, TX, Wood County, TX, Young County, TX

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 25, 1:54 AM CDTFlash Flood WarningOUNCotton, Jefferson, Love3 hr
May 25, 1:56 AM CDTSevere Thunderstorm WarningFWDCooke64 min
May 25, 2:27 AM CDTSevere Thunderstorm WarningOUNClay63 min
May 25, 3:26 AM CDTFlash Flood WarningOUNClay3 hr
May 25, 3:58 AM CDTFlash Flood WarningFWDDallas3 hr
May 25, 5:00 AM CDTFlash Flood WarningOUNComanche, Cotton, Jefferson, Love3 hr
May 25, 6:37 AM CDTFlash Flood WarningFWDHunt, Rains3 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

Norman, OK (KOUN), launched 00:00Z, 6.6 hours before the alert went out and 130 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, Norman, OK at 00:00Z on 2003-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2006 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, Norman, OK at 00:00Z on 2003-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 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
2006 J/kg
Mixed-layer CIN
-49 J/kg
Mixed-layer LCL
1082 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
114 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
May 24, 8:10 PM CDTMesoscale DiscussionSPCCimarron35 min
May 24, 8:22 PM CDTMesoscale DiscussionSPCBeckham, Cotton, Greer, Harmon, Jackson, Tillman23 min
May 24, 8:40 PM CDTSevere Thunderstorm WatchSPCCaddo, Comanche, Cotton, Greer, Harmon, Jackson and 2 more5 hr
May 24, 9:32 PM CDTMesoscale DiscussionSPCBryan, Carter, Love, Marshall118 min
May 24, 10:05 PM CDTMesoscale DiscussionSPCComanche, Cotton, Greer, Harmon, Jackson, Kiowa and 1 more85 min
May 24, 11:32 PM CDTMesoscale DiscussionSPCComanche, Cotton, Grady, Greer, Harmon, Jackson and 2 more118 min
May 25, 1:11 AM CDTMesoscale DiscussionSPCCotton, Jackson, Jefferson, Love, Marshall, Tillman2 hr
May 25, 3:42 AM CDTMesoscale DiscussionSPCJefferson, Love2 hr
May 24, 10:20 PM CDTSevere Thunderstorm WatchSPCCollin, Dallas, Denton, Ellis, Henderson, Hunt and 8 more6 hr
May 25, 1:10 PM CDTMesoscale DiscussionSPCAndrews, Crane, Crockett, Ector, Gaines, Loving and 9 more95 min
May 25, 4:20 PM CDTMesoscale DiscussionSPCCulberson, Loving, Pecos, Reeves, Ward, Winkler85 min
May 25, 4:35 PM CDTSevere Thunderstorm WatchSPCBrewster, Crane, Loving, Pecos, Reeves, Terrell and 2 more6 hr
May 25, 5:06 PM CDTMesoscale DiscussionSPCBell, Burnet, Crockett, Culberson, Falls, Houston and 18 more114 min
May 25, 6:19 PM CDTMesoscale DiscussionSPCConcho, Crockett, Edwards, Irion, Kerr, Kimble and 9 more86 min

Nearby

Severe Thunderstorm Watches in Texas, 2003Severe Thunderstorm Watches in Oklahoma, 2003Every severe thunderstorm watch in 2003

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.