Alert archive / Texas / Severe Thunderstorm Watches in 2004

Severe Thunderstorm Watch 55

April 8, 20049 counties in New Mexico; 13 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Apr 8, 2004, 1:00 PM MDT for 9 counties in New Mexico; 13 counties in Texas. It was in force for 6 hr.

The area

The outline as issued.

The facts

Issued
Apr 8, 2004, 1:00 PM MDT (19:00 UTC)
Expired
Apr 8, 2004, 7:00 PM MDT
In force
6 hr
Issued by
the Storm Prediction Center
All 22 counties

Chaves County, NM, Curry County, NM, De Baca County, NM, Eddy County, NM, Guadalupe County, NM, Lea County, NM, Quay County, NM, Roosevelt County, NM, San Miguel County, NM, Bailey County, TX, Castro County, TX, Cochran County, TX, Deaf Smith County, TX, Gaines County, TX, Hockley County, TX, Lamb County, TX, Oldham County, TX, Parmer County, TX, Potter County, TX, Randall County, TX, Terry County, TX, Yoakum County, TX

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Apr 8, 3:23 PM MDTTornado WarningABQChaves37 min
Apr 8, 3:39 PM MDTSevere Thunderstorm WarningABQRoosevelt51 min
Apr 8, 4:02 PM MDTTornado WarningABQChaves43 min
Apr 8, 4:32 PM MDTSevere Thunderstorm WarningABQRoosevelt43 min
Apr 8, 4:43 PM MDTTornado WarningABQChaves47 min
Apr 8, 4:57 PM MDTSevere Thunderstorm WarningLUBParmer48 min
Apr 8, 5:11 PM MDTSevere Thunderstorm WarningLUBCastro49 min
Apr 8, 5:18 PM MDTSevere Thunderstorm WarningABQRoosevelt57 min
Apr 8, 5:30 PM MDTSevere Thunderstorm WarningABQChaves45 min
Apr 8, 5:30 PM MDTSevere Thunderstorm WarningLUBBailey60 min
Apr 8, 5:51 PM MDTSevere Thunderstorm WarningMAFLea39 min
Apr 8, 5:53 PM MDTFlash Flood WarningMAFLea4 hr
Apr 8, 6:30 PM MDTSevere Thunderstorm WarningMAFLea45 min
Apr 8, 6:56 PM MDTSevere Thunderstorm WarningLUBCochran, Yoakum64 min

Discussions around it

SPC mesoscale discussions over the same counties from four hours before the watch to its end.

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 7.0 hours before the alert went out and 245 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, Midland Regional, TX at 12:00Z on 2004-04-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Midland Regional, TX at 12:00Z on 2004-04-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 16 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1478 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
16 m²/s²
0-3 km storm-relative helicity
38 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 8, 12:31 PM MDTMesoscale DiscussionSPCChaves, Curry, De Baca, Eddy, Guadalupe, Lea and 4 more119 min
Apr 8, 3:44 PM MDTMesoscale DiscussionSPCChaves, Curry, De Baca, Eddy, Guadalupe, Lea and 3 more91 min
Apr 7, 6:20 PM MDTSevere Thunderstorm WatchSPCJasper, Newton, Sabine6 hr
Apr 7, 8:59 PM MDTMesoscale DiscussionSPCJasper, Newton61 min
Apr 8, 4:45 PM MDTMesoscale DiscussionSPCBandera, Brooks, Crockett, Dimmit, Duval, Edwards and 22 more90 min
Apr 8, 5:15 PM MDTSevere Thunderstorm WatchSPCArmstrong, Briscoe, Carson, Collingsworth, Crosby, Dickens and 12 more6 hr

Nearby

Severe Thunderstorm Watches in Texas, 2004Severe Thunderstorm Watches in New Mexico, 2004Every severe thunderstorm watch in 2004

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.