Alert archive / Texas / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 367

May 31, 200516 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at May 31, 2005, 9:55 PM CDT for 16 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
May 31, 2005, 9:55 PM CDT (02:55 UTC)
Expired
Jun 1, 2005, 5:00 AM CDT
In force
7 hr
Issued by
the Storm Prediction Center

Counties Archer County, TX, Bosque County, TX, Clay County, TX, Comanche County, TX, Eastland County, TX, Erath County, TX, Hamilton County, TX, Hood County, TX, Jack County, TX, Montague County, TX, Palo Pinto County, TX, Parker County, TX, Somervell County, TX, Stephens County, TX, Wise County, TX, Young County, TX

The radar

The Dyess AFB radar (KDYX), 92 km from the middle of the area, began a volume at 02:58 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

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

IssuedProductOfficeCountiesLasted
May 31, 10:08 PM CDTSevere Thunderstorm WarningFWDMontague67 min
May 31, 10:14 PM CDTSevere Thunderstorm WarningFWDStephens62 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

Fort Worth, TX (KFWD), launched 00:00Z, 2.9 hours before the alert went out and 102 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, Fort Worth, TX at 00:00Z on 2005-06-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1091 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, Fort Worth, TX at 00:00Z on 2005-06-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 8 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
1091 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
1321 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
8 m²/s²
0-3 km storm-relative helicity
99 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.8

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 31, 7:05 PM CDTTornado WatchSPCBorden, Callahan, Coleman, Dawson, Fisher, Garza and 13 more7 hr
May 31, 9:05 PM CDTTornado WatchSPCBrown, Coke, Coleman, Concho, McCulloch, Mason and 5 more5 hr
May 31, 9:15 PM CDTMesoscale DiscussionSPCBosque, Comanche, Dallas, Denton, Eastland, Ellis and 12 more90 min
May 31, 9:48 PM CDTMesoscale DiscussionSPCBaylor, Clay, Foard, Knox, Wichita, Wilbarger57 min
May 31, 10:46 PM CDTMesoscale DiscussionSPCBorden, Brown, Callahan, Coke, Coleman, Concho and 25 more119 min
May 31, 11:50 PM CDTMesoscale DiscussionSPCBosque, Comanche, Eastland, Erath, Hamilton, Hood and 7 more85 min
Jun 1, 12:40 AM CDTSevere Thunderstorm WatchSPCAtascosa, Bandera, Bee, Bexar, Blanco, Caldwell and 22 more6 hr
Jun 1, 1:10 AM CDTSevere Thunderstorm WatchSPCBrown, Comanche, Concho, Irion, McCulloch, Mason and 6 more3 hr
Jun 1, 3:09 AM CDTMesoscale DiscussionSPCAransas, Atascosa, Austin, Bandera, Bastrop, Bee and 64 more96 min
Jun 1, 5:17 AM CDTMesoscale DiscussionSPCAransas, Atascosa, Bandera, Bee, Bexar, Blanco and 45 more88 min
Jun 1, 6:00 AM CDTSevere Thunderstorm WatchSPCBrooks, Cameron, Duval, Hidalgo, Jim Hogg, Jim Wells and 7 more5 hr
Jun 1, 9:46 AM CDTMesoscale DiscussionSPCCameron, Hidalgo, Starr, Willacy59 min

Nearby

Severe Thunderstorm Watches in Texas, 2005Every severe thunderstorm watch in 2005

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.