Alert archive / Texas / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 29, NWS Lubbock, TX

May 29, 1987Garza County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at May 29, 1987, 7:47 PM CDT for Garza County, Texas. It was in force for 58 min.

The area

The counties it named.

The facts

Issued
May 29, 1987, 7:47 PM CDT (00:47 UTC)
Expired
May 29, 1987, 8:45 PM CDT
In force
58 min
Issued by
NWS Lubbock, TX
Area
Whole counties

County Garza 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 00:00Z, 0.8 hours before the alert went out and 161 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 00:00Z on 1987-05-30Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 706 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 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 00:00Z on 1987-05-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -4 square meters per square second.193958Sfc1 km3 km6 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
706 J/kg
Mixed-layer CIN
-16 J/kg
Mixed-layer LCL
1053 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
-4 m²/s²
0-3 km storm-relative helicity
-11 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, May 29, 5:05 PM CDT, 2 hours 42 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LUBBOCK TX
500 PM CDT FRI MAY 29 1987

...A TORNADO WATCH WILL BE IN EFFECT FROM 530 PM CDT UNTIL 1100 PM CDT
    FOR BAILEY...LAMB...HALE...FLOYD...MOTLEY...COCHRAN...HOCKLEY...
    LUBBOCK...CROSBY...YOAKUM...TERRY...LYNN AND GARZA COUNTIES...

AT 5 PM CDT LUBBOCK RADAR WAS INDICATING A VERY STRONG THUNDERSTORM
IN SOUTHERN LYNN COUNTY NEAR ODONNELL. THE STORM WAS MOVING NORTH AT
12 MILES PER HOUR. AT 438 PM THE FIRE STATION AT ODONNELL HAD NO
WEATHER BUT IT THE CLOUDS WERE BOILING. RADAR WAS SHOWING RAPID
INTENSIFICATION.

OTHER ISOLATED SHOWERS WERE DEVELOPING IN BAILEY AND COCHRAN COUNTY.

OTHER STATEMENTS WILL BE ISSUED SOON.

The office that day

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

IssuedProductOfficeCountiesLasted
May 29, 7:06 PM CDTSevere Thunderstorm WarningLUBLynn25 min
May 29, 8:34 PM CDTFlash Flood WarningLUBGarza, Lynn3 hr
May 29, 8:34 PM CDTFlash Flood WarningLUBTerry3 hr
May 29, 10:45 PM CDTTornado WarningLUBLamb60 min
May 29, 11:46 PM CDTSevere Thunderstorm WarningLUBLamb44 min

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.