Alert archive / Texas / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 333

May 25, 200217 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 25, 2002, 5:30 PM CDT for 17 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 25, 2002, 5:30 PM CDT (22:30 UTC)
Expired
May 25, 2002, 10:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center

Counties Bandera County, TX, Brown County, TX, Coleman County, TX, Concho County, TX, Gillespie County, TX, Kendall County, TX, Kerr County, TX, Kimble County, TX, Llano County, TX, Mason County, TX, McCulloch County, TX, Menard County, TX, Nolan County, TX, Real County, TX, Runnels County, TX, San Saba County, TX, Tom Green County, TX

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
May 25, 6:31 PM CDTSevere Thunderstorm WarningSJTMcCulloch59 min
May 25, 6:34 PM CDTSevere Thunderstorm WarningSJTRunnels56 min
May 25, 6:49 PM CDTSevere Thunderstorm WarningSJTColeman56 min
May 25, 7:40 PM CDTSevere Thunderstorm WarningSJTMcCulloch65 min
May 25, 8:10 PM CDTFlash Flood WarningSJTRunnels3 hr
May 25, 8:22 PM CDTFlash Flood WarningSJTMcCulloch3 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 10.5 hours before the alert went out and 225 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, Del Rio, TX at 12:00Z on 2002-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1937 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, Del Rio, TX at 12:00Z on 2002-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 106 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
1937 J/kg
Mixed-layer CIN
-166 J/kg
Mixed-layer LCL
642 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
106 m²/s²
0-3 km storm-relative helicity
179 m²/s²
Significant tornado parameter
0.2
Supercell composite
2.1

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 7:15 PM CDTTornado WatchSPCClay, Foard, Hardeman, Montague, Wichita, Wilbarger5 hr
May 25, 4:15 PM CDTSevere Thunderstorm WatchSPCBrewster, Coke, Crane, Crockett, Glasscock, Irion and 10 more6 hr

Nearby

Severe Thunderstorm Watches in Texas, 2002Every severe thunderstorm watch in 2002

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.