Alert archive / Oklahoma / Tornado Watches in 2002

Tornado Watch 328

May 24, 200223 counties in Oklahoma; 6 counties in Texas

The Storm Prediction Center issued this tornado watch at May 24, 2002, 7:15 PM CDT for 23 counties in Oklahoma; 6 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 24, 2002, 7:15 PM CDT (00:15 UTC)
Expired
May 25, 2002, 12:00 AM CDT
In force
5 hr
Issued by
the Storm Prediction Center
All 29 counties

Blaine County, OK, Caddo County, OK, Canadian County, OK, Cleveland County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Garvin County, OK, Grady County, OK, Greer County, OK, Jackson County, OK, Jefferson County, OK, Kingfisher County, OK, Kiowa County, OK, Lincoln County, OK, Logan County, OK, McClain County, OK, Oklahoma County, OK, Pottawatomie County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Clay County, TX, Foard County, TX, Hardeman County, TX, Montague County, TX, Wichita County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 30 km from the middle of the area, began a volume at 00:16 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

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

IssuedProductOfficeCountiesLasted
May 24, 7:27 PM CDTSevere Thunderstorm WarningOUNHardeman48 min
May 24, 7:46 PM CDTSevere Thunderstorm WarningOUNWilbarger44 min
May 24, 7:52 PM CDTTornado WarningOUNWilbarger23 min
May 24, 8:17 PM CDTSevere Thunderstorm WarningOUNWilbarger43 min
May 24, 8:51 PM CDTSevere Thunderstorm WarningOUNCleveland39 min
May 24, 8:59 PM CDTSevere Thunderstorm WarningOUNBaylor, Wilbarger46 min
May 24, 10:46 PM CDTSevere Thunderstorm WarningOUNJackson44 min
May 24, 10:47 PM CDTSevere Thunderstorm WarningOUNFoard58 min
May 24, 11:31 PM CDTSevere Thunderstorm WarningOUNJackson29 min
May 24, 11:47 PM CDTSevere Thunderstorm WarningOUNFoard43 min

The nearest sounding before it

Norman, OK (KOUN), launched 00:00Z, 0.3 hours before the alert went out and 145 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 2002-05-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1865 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 2002-05-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 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
1865 J/kg
Mixed-layer CIN
-58 J/kg
Mixed-layer LCL
832 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
187 m²/s²
Significant tornado parameter
1.5
Supercell composite
8.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 25, 4:15 PM CDTSevere Thunderstorm WatchSPCBrewster, Coke, Crane, Crockett, Glasscock, Irion and 10 more6 hr
May 25, 5:30 PM CDTSevere Thunderstorm WatchSPCBandera, Brown, Coleman, Concho, Gillespie, Kendall and 11 more5 hr

Nearby

Tornado Watches in Oklahoma, 2002Tornado Watches in Texas, 2002Every tornado 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.