Alert archive / Texas / Severe Thunderstorm Watches in 2002

Severe Thunderstorm Watch 322

May 23, 20024 counties in Oklahoma; 23 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 23, 2002, 5:00 PM CDT for 4 counties in Oklahoma; 23 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 23, 2002, 5:00 PM CDT (22:00 UTC)
Expired
May 23, 2002, 10:00 PM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 27 counties

Beaver County, OK, Ellis County, OK, Harper County, OK, Roger Mills County, OK, Armstrong County, TX, Briscoe County, TX, Carson County, TX, Castro County, TX, Childress County, TX, Collingsworth County, TX, Donley County, TX, Floyd County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hansford County, TX, Hemphill County, TX, Hutchinson County, TX, Lamb County, TX, Lipscomb County, TX, Motley County, TX, Ochiltree County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Swisher County, TX, Wheeler County, TX

The radar

The Amarillo radar (KAMA), 48 km from the middle of the area, began a volume at 22:02 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

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

IssuedProductOfficeCountiesLasted
May 23, 5:02 PM CDTSevere Thunderstorm WarningAMARandall43 min
May 23, 5:39 PM CDTSevere Thunderstorm WarningAMAPotter, Randall36 min
May 23, 5:42 PM CDTSevere Thunderstorm WarningAMABeaver63 min
May 23, 6:21 PM CDTTornado WarningAMALipscomb24 min
May 23, 6:26 PM CDTSevere Thunderstorm WarningAMACarson, Hutchinson49 min
May 23, 6:37 PM CDTTornado WarningOUNEllis38 min
May 23, 6:46 PM CDTSevere Thunderstorm WarningLUBBriscoe44 min
May 23, 6:48 PM CDTSevere Thunderstorm WarningAMALipscomb27 min
May 23, 6:50 PM CDTSevere Thunderstorm WarningAMAHansford, Ochiltree55 min
May 23, 7:15 PM CDTSevere Thunderstorm WarningAMAHutchinson30 min
May 23, 7:43 PM CDTSevere Thunderstorm WarningAMAHansford, Hutchinson, Ochiltree62 min
May 23, 7:49 PM CDTTornado WarningAMAHutchinson26 min
May 23, 7:52 PM CDTSevere Thunderstorm WarningAMABeaver38 min
May 23, 8:14 PM CDTTornado WarningAMAHutchinson31 min
May 23, 8:41 PM CDTSevere Thunderstorm WarningAMABeaver49 min
May 23, 8:48 PM CDTSevere Thunderstorm WarningAMAHutchinson, Ochiltree, Roberts57 min
May 23, 8:56 PM CDTSevere Thunderstorm WarningAMAHutchinson, Ochiltree, Roberts49 min
May 23, 9:47 PM CDTSevere Thunderstorm WarningAMAHutchinson, Roberts43 min

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 10.0 hours before the alert went out and 47 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, Amarillo Airport, TX at 12:00Z on 2002-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1081 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, Amarillo Airport, TX at 12:00Z on 2002-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 196 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
1081 J/kg
Mixed-layer CIN
-309 J/kg
Mixed-layer LCL
1473 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
196 m²/s²
0-3 km storm-relative helicity
211 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

Nearby

Severe Thunderstorm Watches in Texas, 2002Severe Thunderstorm Watches in Oklahoma, 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; radar from the NEXRAD Level II archive.