Alert archive / Texas / Tornado Warnings in 2010

Tornado Warning 12, NWS San Angelo, TX

October 23, 2010Tom Green County, Texas

NWS San Angelo, TX issued this tornado warning at Oct 23, 2010, 9:09 AM CDT for Tom Green County, Texas. It was in force for 25 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
Oct 23, 2010, 9:09 AM CDT (14:09 UTC)
Expired
Oct 23, 2010, 9:34 AM CDT
In force
25 min
Issued by
NWS San Angelo, TX
Area
Storm-based polygon

County Tom Green County, TX

The radar

The San Angelo radar (KSJT), 5 km from the middle of the area, began a volume at 14:10 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Oct 23, 5:21 AM CDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 2.2 hours before the alert went out and 338 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 12:00Z on 2010-10-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1496 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 12:00Z on 2010-10-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 207 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
1496 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
606 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
207 m²/s²
0-3 km storm-relative helicity
173 m²/s²
Significant tornado parameter
1.7
Supercell composite
8.0

Open this sounding in Storm Lab

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 23, 6:39 AM CDTSevere Thunderstorm WarningSJTCoke, Irion, Runnels, Tom Green66 min
Oct 23, 7:09 AM CDTTornado WarningSJTCrockett, Irion, Schleicher51 min
Oct 23, 8:03 AM CDTSevere Thunderstorm WarningSJTCrockett, Irion, Schleicher57 min
Oct 23, 8:23 AM CDTAreal Flood AdvisorySJTFisher, Jones, Nolan, Taylor112 min
Oct 23, 8:38 AM CDTAreal Flood AdvisorySJTIrion112 min
Oct 23, 8:54 AM CDTFlash Flood WarningSJTTom Green3 hr
Oct 23, 9:12 AM CDTFlash Flood WarningSJTCallahan, Jones, Shackelford, Taylor18 min
Oct 23, 9:42 AM CDTAreal Flood AdvisorySJTCrockett3 hr
Oct 23, 9:45 AM CDTAreal Flood AdvisorySJTCrockett3 hr
Oct 23, 10:11 AM CDTFlash Flood WarningSJTColeman, Concho, Runnels109 min
Oct 23, 11:19 AM CDTAreal Flood AdvisorySJTCrockett, Schleicher, Sutton4 hr
Oct 23, 11:30 AM CDTAreal Flood AdvisorySJTCallahan, Coleman4 hr
Oct 23, 11:49 AM CDTAreal Flood AdvisorySJTTom Green116 min
Oct 23, 12:11 PM CDTAreal Flood AdvisorySJTConcho, Runnels3 hr
Oct 23, 2:27 PM CDTAreal Flood AdvisorySJTBrown108 min
Oct 23, 2:27 PM CDTSevere Thunderstorm WarningSJTKimble, Sutton39 min

Nearby

Tornado Warnings in Texas, 2010Every tornado warning in 2010Tornadoes in 2010

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.