Alert archive / Oklahoma / Tornado Watches in 2002

Tornado Watch 325

May 24, 200220 counties in Oklahoma; 12 counties in Texas

The Storm Prediction Center issued this tornado watch at May 24, 2002, 3:00 PM CDT for 20 counties in Oklahoma; 12 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
May 24, 2002, 3:00 PM CDT (20:00 UTC)
Expired
May 24, 2002, 9:00 PM CDT
In force
6 hr
Issued by
the Storm Prediction Center
All 32 counties

Beckham County, OK, Blaine County, OK, Caddo County, OK, Canadian County, OK, Comanche County, OK, Cotton County, OK, Custer County, OK, Dewey County, OK, Garfield County, OK, Grady County, OK, Greer County, OK, Harmon County, OK, Jackson County, OK, Jefferson County, OK, Kingfisher County, OK, Kiowa County, OK, Roger Mills County, OK, Stephens County, OK, Tillman County, OK, Washita County, OK, Baylor County, TX, Childress County, TX, Collingsworth County, TX, Cottle County, TX, Foard County, TX, Hall County, TX, Hardeman County, TX, King County, TX, Knox County, TX, Wheeler County, TX, Wichita County, TX, Wilbarger County, TX

The radar

The Altus AFB radar (KFDR), 79 km from the middle of the area, began a volume at 20:04 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

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

IssuedProductOfficeCountiesLasted
May 24, 3:23 PM CDTSevere Thunderstorm WarningLUBChildress52 min
May 24, 3:49 PM CDTSevere Thunderstorm WarningLUBCottle, Motley56 min
May 24, 4:02 PM CDTSevere Thunderstorm WarningOUNHarmon43 min
May 24, 4:12 PM CDTSevere Thunderstorm WarningLUBChildress63 min
May 24, 4:24 PM CDTSevere Thunderstorm WarningOUNGreer51 min
May 24, 4:39 PM CDTSevere Thunderstorm WarningLUBKing66 min
May 24, 4:41 PM CDTSevere Thunderstorm WarningLUBCottle49 min
May 24, 4:45 PM CDTSevere Thunderstorm WarningOUNHarmon45 min
May 24, 4:51 PM CDTSevere Thunderstorm WarningOUNBeckham, Roger Mills39 min
May 24, 5:14 PM CDTSevere Thunderstorm WarningOUNGreer46 min
May 24, 5:15 PM CDTSevere Thunderstorm WarningLUBChildress30 min
May 24, 5:21 PM CDTFlash Flood WarningLUBChildress114 min
May 24, 5:26 PM CDTSevere Thunderstorm WarningOUNBeckham, Custer, Washita34 min
May 24, 5:31 PM CDTSevere Thunderstorm WarningOUNHarmon, Jackson44 min
May 24, 5:33 PM CDTSevere Thunderstorm WarningOUNFoard, Knox42 min
May 24, 5:45 PM CDTSevere Thunderstorm WarningOUNDewey45 min
May 24, 5:46 PM CDTSevere Thunderstorm WarningLUBKing44 min
May 24, 5:56 PM CDTSevere Thunderstorm WarningOUNCuster, Washita49 min
May 24, 5:58 PM CDTSevere Thunderstorm WarningOUNGreer47 min
May 24, 6:13 PM CDTSevere Thunderstorm WarningOUNKnox47 min
May 24, 6:16 PM CDTSevere Thunderstorm WarningOUNJackson44 min
May 24, 6:29 PM CDTSevere Thunderstorm WarningOUNGarfield, Grant, Kay61 min
May 24, 6:32 PM CDTSevere Thunderstorm WarningLUBCottle58 min
May 24, 6:40 PM CDTTornado WarningOUNFoard, Knox35 min
May 24, 6:42 PM CDTSevere Thunderstorm WarningOUNAlfalfa, Blaine, Major, Woods48 min
May 24, 6:48 PM CDTSevere Thunderstorm WarningOUNWashita42 min
May 24, 6:49 PM CDTSevere Thunderstorm WarningOUNHardeman41 min
May 24, 6:55 PM CDTSevere Thunderstorm WarningOUNBaylor, Wilbarger50 min
May 24, 7:02 PM CDTSevere Thunderstorm WarningOUNJackson43 min
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, 8:59 PM CDTSevere Thunderstorm WarningOUNBaylor, Wilbarger46 min

The nearest sounding before it

Norman, OK (KOUN), launched 12:00Z, 8.0 hours before the alert went out and 199 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 12:00Z on 2002-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 558 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 12:00Z on 2002-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 square meters per square second.1939Sfc1 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
558 J/kg
Mixed-layer CIN
-50 J/kg
Mixed-layer LCL
625 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
141 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.7

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 23, 9:00 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Beaver, Dewey, Ellis, Garfield, Grant and 6 more6 hr
May 24, 2:00 PM CDTSevere Thunderstorm WatchSPCCraig, Kay, Noble, Nowata, Osage, Ottawa and 1 more6 hr
May 24, 6:00 PM CDTSevere Thunderstorm WatchSPCAlfalfa, Garfield, Grant, Kay, Major, Noble and 6 more5 hr
May 24, 5:15 PM CDTSevere Thunderstorm WatchSPCBrown, Callahan, Coke, Coleman, Comanche, Eastland and 15 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.