Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 147, NWS Amarillo, TX

June 18, 1992Castro County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Jun 18, 1992, 8:49 PM CDT for Castro County, Texas. It was in force for 56 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
Jun 18, 1992, 8:49 PM CDT (01:49 UTC)
Expired
Jun 18, 1992, 9:45 PM CDT
In force
56 min
Issued by
NWS Amarillo, TX
Area
Whole counties

County Castro County, TX

What was reported inside it

TimeReportWhereRemark
Jun 18, 9:06 PM CDTTornado F0Castro, 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

Amarillo Airport, TX (KAMA), launched 00:00Z, 1.8 hours before the alert went out and 93 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, Amarillo Airport, TX at 00:00Z on 1992-06-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1225 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, Amarillo Airport, TX at 00:00Z on 1992-06-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 177 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
1225 J/kg
Mixed-layer CIN
-80 J/kg
Mixed-layer LCL
1903 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
177 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.1
Supercell composite
6.8

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 Amarillo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jun 18, 7:07 PM CDTSevere Thunderstorm WarningAMAArmstrong68 min
Jun 18, 7:44 PM CDTSevere Thunderstorm WarningAMAPotter, Randall61 min
Jun 18, 8:00 PM CDTTornado WarningAMAArmstrong30 min
Jun 18, 8:31 PM CDTSevere Thunderstorm WarningAMAArmstrong45 min
Jun 18, 8:49 PM CDTSevere Thunderstorm WarningAMALipscomb56 min
Jun 18, 9:10 PM CDTTornado WarningAMACastro35 min
Jun 18, 9:24 PM CDTSevere Thunderstorm WarningAMASwisher66 min
Jun 19, 4:31 PM CDTSevere Thunderstorm WarningAMADallam44 min
Jun 19, 4:50 PM CDTSevere Thunderstorm WarningAMAMoore, Sherman55 min
Jun 19, 5:33 PM CDTSevere Thunderstorm WarningAMAHutchinson57 min
Jun 19, 5:43 PM CDTSevere Thunderstorm WarningAMAMoore32 min
Jun 19, 6:03 PM CDTSevere Thunderstorm WarningAMACarson42 min
Jun 19, 6:15 PM CDTTornado WarningAMAHutchinson30 min
Jun 19, 6:25 PM CDTTornado WarningAMACarson35 min
Jun 19, 6:44 PM CDTTornado WarningAMAGray, Roberts61 min

Nearby

Severe Thunderstorm Warnings in Texas, 1992Every severe thunderstorm warning in 1992

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.