Alert archive / Texas / Tornado Watches in 2002

Tornado Watch 227

May 5, 2002Roosevelt County, New Mexico; 4 counties in Oklahoma; 37 counties in Texas

The Storm Prediction Center issued this tornado watch at May 5, 2002, 3:45 PM MDT for Roosevelt County, New Mexico; 4 counties in Oklahoma; 37 counties in Texas. It was in force for 5 hr.

The area

The outline as issued.

The facts

Issued
May 5, 2002, 3:45 PM MDT (21:45 UTC)
Expired
May 5, 2002, 9:00 PM MDT
In force
5 hr
Issued by
the Storm Prediction Center
All 42 counties

Roosevelt County, NM, Beaver County, OK, Ellis County, OK, Harper County, OK, Texas County, OK, Armstrong County, TX, Bailey County, TX, Briscoe County, TX, Carson County, TX, Castro County, TX, Cochran County, TX, Collingsworth County, TX, Crosby County, TX, Deaf Smith County, TX, Donley County, TX, Floyd County, TX, Garza County, TX, Gray County, TX, Hale County, TX, Hall County, TX, Hansford County, TX, Hartley County, TX, Hemphill County, TX, Hockley County, TX, Hutchinson County, TX, Lamb County, TX, Lipscomb County, TX, Lubbock County, TX, Lynn County, TX, Moore County, TX, Motley County, TX, Ochiltree County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Roberts County, TX, Sherman County, TX, Swisher County, TX, Terry County, TX, Wheeler County, TX, Yoakum County, TX

The radar

The Amarillo radar (KAMA), 83 km from the middle of the area, began a volume at 21:49 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 5, 3:51 PM MDTSevere Thunderstorm WarningAMADeaf Smith39 min
May 5, 3:59 PM MDTSevere Thunderstorm WarningLUBCastro46 min
May 5, 4:02 PM MDTTornado WarningAMAHansford, Hutchinson58 min
May 5, 4:22 PM MDTSevere Thunderstorm WarningAMADeaf Smith, Oldham, Potter, Randall53 min
May 5, 4:35 PM MDTTornado WarningAMADeaf Smith25 min
May 5, 4:42 PM MDTTornado WarningLUBCastro48 min
May 5, 4:46 PM MDTSevere Thunderstorm WarningLUBYoakum44 min
May 5, 4:55 PM MDTTornado WarningAMARandall35 min
May 5, 5:01 PM MDTSevere Thunderstorm WarningAMAHutchinson, Moore, Ochiltree, Potter59 min
May 5, 5:04 PM MDTTornado WarningAMARoberts56 min
May 5, 5:14 PM MDTSevere Thunderstorm WarningLUBHockley61 min
May 5, 5:18 PM MDTSevere Thunderstorm WarningLUBCochran57 min
May 5, 5:32 PM MDTTornado WarningAMARandall28 min
May 5, 5:33 PM MDTTornado WarningLUBSwisher27 min
May 5, 5:40 PM MDTSevere Thunderstorm WarningAMAHansford50 min
May 5, 5:49 PM MDTSevere Thunderstorm WarningLUBLamb41 min
May 5, 5:59 PM MDTSevere Thunderstorm WarningAMALipscomb61 min
May 5, 5:59 PM MDTTornado WarningAMAArmstrong, Randall31 min
May 5, 6:01 PM MDTTornado WarningLUBSwisher29 min
May 5, 6:13 PM MDTSevere Thunderstorm WarningLUBHale47 min
May 5, 6:15 PM MDTTornado WarningAMAHemphill45 min
May 5, 6:21 PM MDTTornado WarningLUBLamb19 min
May 5, 6:27 PM MDTSevere Thunderstorm WarningLUBSwisher63 min
May 5, 6:31 PM MDTTornado WarningAMAArmstrong29 min
May 5, 6:32 PM MDTTornado WarningOUNEllis, Roger Mills43 min
May 5, 6:59 PM MDTSevere Thunderstorm WarningAMABeaver31 min
May 5, 6:59 PM MDTTornado WarningAMAArmstrong31 min
May 5, 7:01 PM MDTTornado WarningLUBBriscoe44 min
May 5, 7:10 PM MDTTornado WarningOUNEllis, Roger Mills50 min
May 5, 7:20 PM MDTSevere Thunderstorm WarningAMAArmstrong, Donley40 min
May 5, 7:20 PM MDTSevere Thunderstorm WarningLUBHall40 min
May 5, 7:25 PM MDTTornado WarningLUBHall65 min
May 5, 7:55 PM MDTTornado WarningAMACollingsworth, Donley35 min
May 5, 8:31 PM MDTTornado WarningAMACollingsworth29 min

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 12:00Z, 9.8 hours before the alert went out and 83 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 2002-05-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1503 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 2002-05-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 153 square meters per square second.1939587897117Sfc1 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
1503 J/kg
Mixed-layer CIN
-85 J/kg
Mixed-layer LCL
666 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
153 m²/s²
0-3 km storm-relative helicity
132 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.9

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 5, 3:00 PM MDTTornado WatchSPCLea6 hr
May 4, 9:45 PM MDTTornado WatchSPCBell, Borden, Bosque, Brown, Callahan, Coke and 31 more5 hr

Nearby

Tornado Watches in Texas, 2002Tornado Watches in Oklahoma, 2002Tornado Watches in New Mexico, 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.