Alert archive / Texas / Severe Thunderstorm Warnings in 2006

Severe Thunderstorm Warning 341, NWS San Angelo, TX

November 29, 2006Callahan County, Texas

NWS San Angelo, TX issued this severe thunderstorm warning at Nov 29, 2006, 4:24 PM CST for Callahan County, Texas. It was in force for 36 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Nov 29, 2006, 4:24 PM CST (22:24 UTC)
Expired
Nov 29, 2006, 5:00 PM CST
In force
36 min
Issued by
NWS San Angelo, TX
Area
Counties, with a storm outline in the text

County Callahan County, TX

The nearest sounding before it

Fort Sill, OK (KFSI), launched 12:00Z, 10.4 hours before the alert went out and 277 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 Sill, OK at 12:00Z on 2006-11-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 259 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Sill, OK at 12:00Z on 2006-11-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 323 square meters per square second.1939587897Sfc1 km3 km6 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
259 J/kg
Mixed-layer CIN
-174 J/kg
Mixed-layer LCL
868 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
323 m²/s²
0-3 km storm-relative helicity
310 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 29, 11:12 AM CSTWinter Storm WarningSJTBrown, Callahan, Coleman, Fisher, Haskell, Jones and 4 more29 hr
Nov 29, 3:58 PM CSTWinter Weather AdvisorySJTBrown, Callahan, Coke, Coleman, Concho, Fisher and 15 more24 hr
Nov 29, 4:09 PM CSTSevere Thunderstorm WarningSJTColeman51 min

Nearby

Severe Thunderstorm Warnings in Texas, 2006Every severe thunderstorm warning in 2006

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.