Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 37, NWS Austin/San Antonio, TX

October 8, 2002Caldwell County, Hays County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Oct 8, 2002, 5:50 PM CDT for Caldwell County, Hays County, Texas. It was in force for 55 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Oct 8, 2002, 5:50 PM CDT (22:50 UTC)
Expired
Oct 8, 2002, 6:45 PM CDT
In force
55 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

Counties Caldwell County, TX, Hays County, TX

The radar

The Austin/San Antonio radar (KEWX), 33 km from the middle of the area, began a volume at 22:50 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.

What was reported inside it

TimeReportWhereRemark
Oct 8, 6:30 PM CDTThunderstorm WindMaxwell, TXSevere thunderstorm winds struck the area from Maxwell to northeast of Lockhart. The utility company reported that the storm blew down numerous trees and power line poles along this path.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 10.8 hours before the alert went out and 251 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, Corpus Christi, TX at 12:00Z on 2002-10-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 722 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 12:00Z on 2002-10-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939Sfc1 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
722 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
912 m above ground
0-6 km bulk shear
16 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
27 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.0

Open this sounding in Storm Lab

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 7, 9:39 PM CDTFlash Flood WarningEWXGillespie, Kendall, Kerr111 min
Oct 7, 10:16 PM CDTFlash Flood WarningEWXVal Verde3 hr
Oct 8, 12:34 AM CDTFlash Flood WarningEWXEdwards, Kinney, Val Verde5 hr
Oct 8, 3:32 AM CDTFlash Flood WarningEWXBandera, Edwards, Kerr, Kinney, Maverick, Real and 1 more3 hr
Oct 8, 4:58 AM CDTFlash Flood WarningEWXVal Verde4 hr
Oct 8, 6:55 AM CDTFlash Flood WarningEWXBandera, Edwards, Kerr, Kinney, Maverick, Real and 1 more2 hr
Oct 8, 9:14 AM CDTFlash Flood WarningEWXBandera, Edwards, Kerr, Kinney, Real, Val Verde3 hr
Oct 8, 11:54 AM CDTFlash Flood WarningEWXBandera, Edwards, Gillespie, Kerr, Kinney, Maverick and 3 more3 hr
Oct 8, 11:56 AM CDTTornado WarningEWXUvalde49 min
Oct 8, 12:46 PM CDTTornado WarningEWXUvalde44 min
Oct 8, 5:32 PM CDTSevere Thunderstorm WarningEWXComal, Hays58 min
Oct 8, 6:06 PM CDTSevere Thunderstorm WarningEWXGuadalupe54 min

Nearby

Tornado Warnings in Texas, 2002Every tornado warning in 2002Tornadoes in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.