Alert archive / Texas / Severe Thunderstorm Warnings in 1992

Severe Thunderstorm Warning 19, NWS Amarillo, TX

April 9, 1992Armstrong County, Carson County, Randall County, Texas

NWS Amarillo, TX issued this severe thunderstorm warning at Apr 9, 1992, 7:45 PM CDT for Armstrong County, Carson County, Randall County, Texas. It was in force for 60 min.

The area

The counties it named.

The facts

Issued
Apr 9, 1992, 7:45 PM CDT (00:45 UTC)
Expired
Apr 9, 1992, 8:45 PM CDT
In force
60 min
Issued by
NWS Amarillo, TX
Area
Whole counties

Counties Armstrong County, TX, Carson County, TX, Randall County, TX

The nearest sounding before it

Amarillo Airport, TX (KAMA), launched 00:00Z, 0.8 hours before the alert went out and 20 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 1992-04-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 489 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 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 1992-04-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 44 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
489 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
2385 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
44 m²/s²
0-3 km storm-relative helicity
123 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.9

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
Apr 9, 7:06 PM CDTTornado WarningAMASwisher39 min
Apr 9, 7:11 PM CDTTornado WarningAMAPotter49 min
Apr 9, 7:58 PM CDTTornado WarningAMAPotter32 min
Apr 9, 8:44 PM CDTSevere Thunderstorm WarningAMAGray46 min
Apr 9, 8:50 PM CDTSevere Thunderstorm WarningAMACarson25 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; the sounding from the Mesonet's radiosonde archive.