Alert archive / Texas / Severe Thunderstorm Watches in 2005

Severe Thunderstorm Watch 85

March 26, 200536 counties in Texas

The Storm Prediction Center issued this severe thunderstorm watch at Mar 26, 2005, 6:40 AM CST for 36 counties in Texas. It was in force for 7 hr.

The area

The outline as issued.

The facts

Issued
Mar 26, 2005, 6:40 AM CST (12:40 UTC)
Expired
Mar 26, 2005, 2:00 PM CST
In force
7 hr
Issued by
the Storm Prediction Center
All 36 counties

Anderson County, TX, Bell County, TX, Blanco County, TX, Bosque County, TX, Burnet County, TX, Concho County, TX, Coryell County, TX, Edwards County, TX, Ellis County, TX, Falls County, TX, Freestone County, TX, Gillespie County, TX, Hamilton County, TX, Henderson County, TX, Hill County, TX, Kerr County, TX, Kimble County, TX, Lampasas County, TX, Leon County, TX, Limestone County, TX, Llano County, TX, Madison County, TX, Mason County, TX, McCulloch County, TX, McLennan County, TX, Menard County, TX, Milam County, TX, Mills County, TX, Navarro County, TX, Real County, TX, Robertson County, TX, San Saba County, TX, Schleicher County, TX, Sutton County, TX, Van Zandt County, TX, Williamson County, TX

Warnings issued inside it

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

IssuedProductOfficeCountiesLasted
Mar 26, 6:53 AM CSTSevere Thunderstorm WarningEWXEdwards67 min
Mar 26, 7:44 AM CSTSevere Thunderstorm WarningFWDHamilton46 min
Mar 26, 9:51 AM CSTSevere Thunderstorm WarningEWXGillespie54 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

Del Rio, TX (KDRT), launched 12:00Z, 0.7 hours before the alert went out and 285 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, Del Rio, TX at 12:00Z on 2005-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1739 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, Del Rio, TX at 12:00Z on 2005-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 145 square meters per square second.1939587897Sfc1 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
1739 J/kg
Mixed-layer CIN
-10 J/kg
Mixed-layer LCL
545 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
145 m²/s²
0-3 km storm-relative helicity
175 m²/s²
Significant tornado parameter
1.7
Supercell composite
6.8

Open this sounding in Storm Lab

SPC that day

Everything else SPC issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Mar 25, 8:02 PM CSTMesoscale DiscussionSPCAnderson, Bell, Bosque, Brazos, Brown, Burleson and 51 more118 min
Mar 25, 8:20 PM CSTSevere Thunderstorm WatchSPCAngelina, Austin, Bastrop, Bell, Blanco, Brazos and 24 more6 hr
Mar 25, 10:25 PM CSTMesoscale DiscussionSPCAustin, Brazos, Burleson, Fayette, Grimes, Houston and 12 more95 min
Mar 26, 12:56 AM CSTMesoscale DiscussionSPCBandera, Bastrop, Bell, Blanco, Bosque, Brown and 48 more94 min
Mar 26, 1:25 AM CSTSevere Thunderstorm WatchSPCBandera, Borden, Brown, Callahan, Coke, Coleman and 35 more7 hr
Mar 26, 4:20 AM CSTMesoscale DiscussionSPCBandera, Blanco, Borden, Brown, Callahan, Coke and 45 more115 min
Mar 26, 6:12 AM CSTMesoscale DiscussionSPCBandera, Bell, Blanco, Bosque, Brown, Burnet and 42 more63 min
Mar 26, 10:05 AM CSTMesoscale DiscussionSPCAnderson, Angelina, Atascosa, Austin, Bastrop, Bell and 42 more115 min
Mar 26, 12:42 PM CSTMesoscale DiscussionSPCLoving2 hr
Mar 26, 4:42 PM CSTMesoscale DiscussionSPCBowie, Camp, Cass, Marion, Morris, Red River and 1 more2 hr

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.