Alert archive / Texas / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 178, NWS Lubbock, TX

June 29, 1997Terry County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Jun 29, 1997, 5:12 PM CDT for Terry County, Texas. It was in force for 48 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 29, 1997, 5:12 PM CDT (22:12 UTC)
Expired
Jun 29, 1997, 6:00 PM CDT
In force
48 min
Issued by
NWS Lubbock, TX
Area
Whole counties

County Terry County, TX

The radar

The Lubbock radar (KLBB), 72 km from the middle of the area, began a volume at 22:12 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jun 29, 5:15 PM CDTHail 1.75Brownfield, 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 29, 5:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Midland Regional, TX (KMAF), launched 12:00Z, 10.2 hours before the alert went out and 137 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 1997-06-29Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 811 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, Midland Regional, TX at 12:00Z on 1997-06-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 101 square meters per square second.193958Sfc1 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
811 J/kg
Mixed-layer CIN
-310 J/kg
Mixed-layer LCL
1606 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
101 m²/s²
0-3 km storm-relative helicity
151 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

000 
TTAA00 KLBB 292212 RRA
SVRLBB
TXC445-292300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LUBBOCK TX
512 PM CDT SUN JUN 29 1997

THE NATIONAL WEATHER SERVICE IN LUBBOCK TX HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 600 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...

IN NORTHWESTERN TEXAS

   ...TERRY COUNTY
 
AT 511 PM CDT...A SEVERE THUNDERSTORM WAS INDICATED BY LUBBOCK
DOPPLER RADAR AND SPOTTER REPORTS 2 MILES EAST OF BROWNFIELD MOVING
EAST AT 10 MPH.

THIS STORM IS EXPECTED TO REMAIN IN RURAL AREAS.  GOLF BALL
SIZE HAIL WAS REPORTED WITH THIS STORM.

WHEN THUNDERSTORMS ARE OCCURRING...PEOPLE SHOULD MOVE INSIDE A
STRONG BUILDING. DO NOT STAND BY WI:NDOWS. DO NOT USE TELEPHONES OR
ELECTRICAL APPLIANCES UNLESS IN AN EMERGENCY UNTIL THE STORM HAS
PASSED. MOTORISTS SHOULD NOT DRIVE INTO LOW WATER CROSSINGS.



TMT
 

&

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, Jun 29, 11:20 AM CDT, 5 hours 52 minutes before
TXZ021>044-282000-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
1130 AM CDT SUN JUN 29 1997

SEVERE THUNDERSTORMS ARE NOT EXPECTED TODAY OVER THE SOUTH PLAINS...
EXTREME SOUTHERN PANHANDLE...OR THE LOW ROLLING PLAINS THIS AFTERNOON
OR EVENING.

THE ATMOSPHERE CONTINUES VERY MOIST AND SLIGHTLY UNSTABLE.
HOWEVER...WARM AIR IN THE LOW TO MID LEVELS OF THE ATMOSPHERE SHOULD
SERVE TO PROVIDE A CAP OR LID WHICH WILL INHIBIT THUNDERSTORM
DEVELOPMENT OVER THE AREA TODAY.

SPOTTER ACTIVATION IS NOT LIKELY THIS AFTERNOON OR EVENING.

JJ
Special weather statement, Jun 29, 11:30 AM CDT, 5 hours 42 minutes before
TXZ021>044-282000-

AREA THUNDERSTORM OUTLOOK
NATIONAL WEATHER SERVICE LUBBOCK TX
1130 AM CDT SUN JUN 29 1997

SEVERE THUNDERSTORMS ARE NOT EXPECTED TODAY OVER THE SOUTH PLAINS...
EXTREME SOUTHERN PANHANDLE...OR THE LOW ROLLING PLAINS THIS AFTERNOON
OR EVENING.

THE ATMOSPHERE CONTINUES VERY MOIST AND SLIGHTLY UNSTABLE.
HOWEVER...WARM AIR IN THE LOW TO MID LEVELS OF THE ATMOSPHERE SHOULD
SERVE TO PROVIDE A CAP OR LID WHICH WILL INHIBIT THUNDERSTORM
DEVELOPMENT OVER THE AREA TODAY.

SPOTTER ACTIVATION IS NOT LIKELY THIS AFTERNOON OR EVENING.

JJ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 29, 4:27 PM CDTSevere Thunderstorm WarningLUBBriscoe48 min
Jun 29, 4:49 PM CDTSevere Thunderstorm WarningLUBHale, Lamb46 min
Jun 29, 5:11 PM CDTSevere Thunderstorm WarningLUBSwisher49 min
Jun 29, 5:23 PM CDTSevere Thunderstorm WarningLUBHale47 min
Jun 29, 5:37 PM CDTSevere Thunderstorm WarningLUBBriscoe48 min
Jun 29, 5:56 PM CDTTornado WarningLUBSwisher34 min
Jun 29, 5:59 PM CDTSevere Thunderstorm WarningLUBHall66 min
Jun 29, 6:11 PM CDTFlash Flood WarningLUBBriscoe, Swisher3 hr
Jun 29, 6:27 PM CDTSevere Thunderstorm WarningLUBBriscoe33 min

Nearby

Severe Thunderstorm Warnings in Texas, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.