Alert archive / Texas / Severe Thunderstorm Warnings in 1989

Severe Thunderstorm Warning 9, NWS Corpus Christi, TX

May 17, 1989Nueces County, Texas

NWS Corpus Christi, TX issued this severe thunderstorm warning at May 17, 1989, 5:14 PM CDT for Nueces County, Texas. It was in force for 61 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
May 17, 1989, 5:14 PM CDT (22:14 UTC)
Expired
May 17, 1989, 6:15 PM CDT
In force
61 min
Issued by
NWS Corpus Christi, TX
Area
Whole counties

County Nueces County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

What was reported inside it

TimeReportWhereRemark
May 17, 6:00 PM CDTHail 1.75Nueces, TX

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. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Victoria Regiona, TX (KVCT), launched 12:00Z, 10.2 hours before the alert went out and 138 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, Victoria Regiona, TX at 12:00Z on 1989-05-17Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1813 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, Victoria Regiona, TX at 12:00Z on 1989-05-17The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 229 square meters per square second.19395878Sfc1 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
1813 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
229 m²/s²
0-3 km storm-relative helicity
586 m²/s²
Significant tornado parameter
5.6
Supercell composite
22.2

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 17, 4:40 PM CDTSevere Thunderstorm WarningCRPJim Wells, Kleberg65 min
May 17, 5:40 PM CDTSevere Thunderstorm WarningCRPSan Patricio65 min
May 17, 5:53 PM CDTSevere Thunderstorm WarningCRPKleberg, Nueces67 min
May 17, 6:05 PM CDTSevere Thunderstorm WarningCRPBee55 min

Nearby

Severe Thunderstorm Warnings in Texas, 1989Every severe thunderstorm warning in 1989

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.