Alert archive / Texas / Tornado Warnings in 1997

Tornado Warning 9, NWS Fort Worth, TX

April 20, 1997Lampasas County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 20, 1997, 7:32 PM CDT for Lampasas County, Texas. It was in force for 43 min. 3 reports 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
Apr 20, 1997, 7:32 PM CDT (00:32 UTC)
Expired
Apr 20, 1997, 8:15 PM CDT
In force
43 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Lampasas County, TX

What was reported inside it

TimeReportWhereRemark
Apr 20, 8:00 PM CDTHail 1.75Nix, TX
Apr 20, 8:00 PM CDTThunderstorm WindNix, TXPower lines were blown down by high winds.
Apr 20, 8:21 PM CDTHail 1.75Nix, 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
Apr 20, 5:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.5 hours before the alert went out and 203 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, Fort Worth, TX at 00:00Z on 1997-04-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 406 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Fort Worth, TX at 00:00Z on 1997-04-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 114 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
406 J/kg
Mixed-layer CIN
-150 J/kg
Mixed-layer LCL
1725 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
114 m²/s²
0-3 km storm-relative helicity
277 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFTW 210032 RRA
TORFTW
TXC281-210115-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
732 PM CDT SUN APR 20 1997
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  815 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN NORTH CENTRAL TEXAS
 
   ...LAMPASAS COUNTY
 
AT 730 PM CDT...NATIONAL WEATHER SERVICE RADAR INDICATED A DEVELOPING
TORNADO NEAR LOMETA. STORM SPOTTERS WERE ALSO INDICATING A FUNNEL CLOUD.
 
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 20, 7:04 PM CDTSevere Thunderstorm WarningFWDMills41 min
Apr 20, 7:12 PM CDTSevere Thunderstorm WarningFWDLampasas63 min
Apr 20, 7:24 PM CDTSevere Thunderstorm WarningFWDWise66 min
Apr 20, 7:47 PM CDTSevere Thunderstorm WarningFWDDenton58 min
Apr 20, 8:13 PM CDTSevere Thunderstorm WarningFWDTarrant62 min
Apr 20, 8:20 PM CDTSevere Thunderstorm WarningFWDLampasas40 min
Apr 20, 8:25 PM CDTSevere Thunderstorm WarningFWDHood, Palo Pinto, Parker65 min
Apr 20, 8:25 PM CDTSevere Thunderstorm WarningFWDErath65 min
Apr 20, 8:41 PM CDTSevere Thunderstorm WarningFWDDenton, Wise34 min
Apr 20, 8:50 PM CDTSevere Thunderstorm WarningFWDBell55 min
Apr 20, 8:57 PM CDTSevere Thunderstorm WarningFWDJohnson63 min
Apr 20, 8:59 PM CDTSevere Thunderstorm WarningFWDDallas61 min
Apr 20, 9:15 PM CDTSevere Thunderstorm WarningFWDTarrant45 min
Apr 20, 9:25 PM CDTSevere Thunderstorm WarningFWDSomervell35 min
Apr 20, 9:39 PM CDTSevere Thunderstorm WarningFWDParker36 min
Apr 20, 9:44 PM CDTSevere Thunderstorm WarningFWDBosque61 min
Apr 20, 9:48 PM CDTFlash Flood WarningFWDTarrant117 min
Apr 20, 9:51 PM CDTSevere Thunderstorm WarningFWDErath54 min
Apr 20, 9:55 PM CDTSevere Thunderstorm WarningFWDEllis65 min
Apr 20, 10:42 PM CDTSevere Thunderstorm WarningFWDHenderson, Navarro33 min

Nearby

Tornado Warnings in Texas, 1997Every tornado warning in 1997Tornadoes 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.