Alert archive / Texas / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 2, NWS El Paso, TX

May 23, 1987Brewster County, Jeff Davis County, Presidio County, Texas

NWS El Paso, TX issued this severe thunderstorm warning at May 23, 1987, 6:25 PM CDT for Brewster County, Jeff Davis County, Presidio County, Texas. It was in force for 2 hr.

The area

The counties it named.

The facts

Issued
May 23, 1987, 6:25 PM CDT (23:25 UTC)
Expired
May 23, 1987, 8:30 PM CDT
In force
2 hr
Issued by
NWS El Paso, TX
Area
Whole counties

Counties Brewster County, TX, Jeff Davis County, TX, Presidio County, TX

The radar

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

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 11.4 hours before the alert went out and 254 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, Midland Regional, TX at 12:00Z on 1987-05-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 70 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 1987-05-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 155 square meters per square second.193958Sfc1 km3 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
70 J/kg
Mixed-layer CIN
-125 J/kg
Mixed-layer LCL
724 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
155 m²/s²
0-3 km storm-relative helicity
328 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

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 El Paso, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 22, 8:13 PM CDTSevere Thunderstorm WarningEPZCulberson47 min
May 23, 6:40 PM CDTSevere Thunderstorm WarningEPZOtero2 hr

Nearby

Severe Thunderstorm Warnings in Texas, 1987Every severe thunderstorm warning in 1987

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.