Alert archive / Texas / Tornado Warnings in 1997

Tornado Warning 1, NWS Fort Worth, TX

February 20, 1997Parker County, Wise County, Texas

NWS Fort Worth, TX issued this tornado warning at Feb 20, 1997, 11:33 AM CST for Parker County, Wise County, Texas. It was in force for 42 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
Feb 20, 1997, 11:33 AM CST (17:33 UTC)
Expired
Feb 20, 1997, 12:15 PM CST
In force
42 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Parker County, TX, Wise County, TX

What was reported inside it

TimeReportWhereRemark
Feb 20, 11:38 AM CSTTornado F0Springtown, TX
Feb 20, 11:47 AM CSTThunderstorm Wind 50Cottondale, TX
Feb 20, 11:50 AM CSTThunderstorm Wind 50Boyd, 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 nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 5.6 hours before the alert went out and 45 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 12:00Z on 1997-02-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 372 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 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 12:00Z on 1997-02-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 197 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
372 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
546 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
197 m²/s²
0-3 km storm-relative helicity
245 m²/s²
Significant tornado parameter
0.4
Supercell composite
2.6

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFTW 201734 RRA
TORFTW
TXC367-497-201815-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
1133 AM CST THU FEB 20 1997
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1215 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...PARKER COUNTY...WISE COUNTY
 
AT 1130 AM DOPPLER RADAR INDICATED A POSSIBLE TORNADO ABOUT THREE MILES
NORTH NORTHWWEST OF SPRINGTOWN IN NORTHERN PARKER COUNTY. THE PARENT
STORM WAS MOVING NORTH AT 40 MPH AND WILL AFFECT THE
KEETER...COTTONDALE... AND PARADISE AREAS BEFORE NOON.
 
IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING.  AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH
OR LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 19, 6:52 PM CSTFlash Flood WarningFWDJack, Palo Pinto, Parker5 hr
Feb 19, 6:52 PM CSTFlash Flood WarningFWDCooke, Denton, Grayson, Wise5 hr
Feb 19, 6:52 PM CSTFlash Flood WarningFWDCollin, Fannin, Hunt, Rockwall5 hr
Feb 19, 6:52 PM CSTFlash Flood WarningFWDDallas, Tarrant5 hr
Feb 19, 6:56 PM CSTFlash Flood WarningFWDErath, Hood, Johnson, Somervell5 hr
Feb 19, 6:56 PM CSTFlash Flood WarningFWDHamilton5 hr
Feb 19, 11:35 PM CSTFlash Flood WarningFWDCooke, Wise6 hr
Feb 19, 11:35 PM CSTFlash Flood WarningFWDErath, Hood, Jack, Palo Pinto, Parker6 hr
Feb 19, 11:35 PM CSTFlash Flood WarningFWDHamilton6 hr
Feb 19, 11:35 PM CSTFlash Flood WarningFWDSomervell6 hr
Feb 20, 4:24 AM CSTFlash Flood WarningFWDJohnson, Tarrant4 hr
Feb 20, 4:35 AM CSTFlash Flood WarningFWDComanche, Eastland4 hr
Feb 20, 4:35 AM CSTFlash Flood WarningFWDStephens4 hr
Feb 20, 6:00 AM CSTFlash Flood WarningFWDErath, Hood, Jack, Palo Pinto, Parker4 hr
Feb 20, 6:00 AM CSTFlash Flood WarningFWDHamilton4 hr
Feb 20, 6:00 AM CSTFlash Flood WarningFWDSomervell4 hr
Feb 20, 6:37 AM CSTSevere Thunderstorm WarningFWDComanche, Eastland68 min
Feb 20, 6:46 AM CSTFlash Flood WarningFWDMills3 hr
Feb 20, 7:00 AM CSTSevere Thunderstorm WarningFWDPalo Pinto45 min
Feb 20, 8:28 AM CSTFlash Flood WarningFWDEastland, Stephens, Young3 hr
Feb 20, 8:28 AM CSTFlash Flood WarningFWDComanche3 hr
Feb 20, 9:55 AM CSTFlash Flood WarningFWDJack, Montague, Wise3 hr
Feb 20, 9:55 AM CSTFlash Flood WarningFWDErath, Hood, Palo Pinto, Parker, Somervell3 hr
Feb 20, 9:55 AM CSTFlash Flood WarningFWDHamilton, Lampasas, Mills3 hr
Feb 20, 11:09 AM CSTFlash Flood WarningFWDStephens, Young111 min
Feb 20, 11:09 AM CSTFlash Flood WarningFWDComanche, Eastland111 min
Feb 20, 11:55 AM CSTTornado WarningFWDTarrant65 min
Feb 20, 1:36 PM CSTFlash Flood WarningFWDHill, McLennan2 hr
Feb 20, 1:40 PM CSTFlash Flood WarningFWDHill, McLennan2 hr
Feb 20, 2:04 PM CSTFlash Flood WarningFWDCoryell, Hamilton116 min
Feb 20, 2:26 PM CSTFlash Flood WarningFWDHood, Palo Pinto, Parker4 hr
Feb 20, 2:26 PM CSTFlash Flood WarningFWDLampasas, Mills4 hr
Feb 20, 2:26 PM CSTFlash Flood WarningFWDBosque, Erath, Somervell4 hr
Feb 20, 2:55 PM CSTFlash Flood WarningFWDHenderson, Van Zandt4 hr
Feb 20, 3:46 PM CSTFlash Flood WarningFWDHamilton3 hr
Feb 20, 4:15 PM CSTFlash Flood WarningFWDHopkins, Rains4 hr
Feb 20, 4:15 PM CSTFlash Flood WarningFWDDelta4 hr

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.