Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 32, NWS Fort Worth, TX

February 20, 1997Jack County, Montague County, Wise County, Texas

NWS Fort Worth, TX issued this flash flood warning at Feb 20, 1997, 9:55 AM CST for Jack County, Montague County, Wise County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 20, 1997, 9:55 AM CST (15:55 UTC)
Expired
Feb 20, 1997, 1:00 PM CST
In force
3 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Jack County, TX, Montague County, TX, Wise County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 3.9 hours before the alert went out and 80 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°0°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 201559
FFWFTW
TXC143-193-221-237-281-333-337-363-367-425-497-201900-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
955 AM CST THU FEB 20 1997
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  100 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN NORTH CENTRAL TEXAS
 
   ...ERATH COUNTY...HAMILTON COUNTY...HOOD COUNTY...JACK COUNTY
   ...LAMPASAS COUNTY...MILLS COUNTY...MONTAGUE COUNTY
   ...PALO PINTO COUNTY...PARKER COUNTY...SOMERVELL COUNTY...WISE COUNTY
 
AT 955 AM...MODERATE TO HEAVY RAIN PRODUCING UP TO 1 INCH PER HOUR
RAINFALL RATES CONTINUES ACROSS THE WARNED AREA. IN ADDITION...A LINE OF
STRONG THUNDERSTORMS FROM DECATUR TO MINERAL WELLS TO STEPHENVILLE TO
LOMETA IS PRODUCING FROM 1 1/2 TO 2 1/2 INCHES PER HOUR RAINFALL RATES.
 
THIS ADDITIONAL RAINFALL WILL ONLY ADD TO THE FLOODING THAT HAS ALREADY
OCCURRED ACROSS THE AREA. NUMEROUS ROADS ARE IMPASSABLE DUE TO HIGH
WATER...AND CONDITIONS WILL ONLY WORSEN THROUGH EARLY AFTERNOON.  IN
ADDITION...THE HEAVY RAIN WILL FLOOD CREEKS AND STREAMS AND MAY EVEN
AFFECT THE IMMEDIATE COUNTIES TO THE EAST OF THE WARNED AREA.
 
MOST DEATHS IN FLASH FLOODING OCCUR IN AUTOMOBILES.  DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR LOW SPOTS IF WATER COVERS
THE ROADWAY.  NEVER TRY TO CROSS A FLOWING STREAM...EVEN A
SMALL ONE...ON FOOT.

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 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, 11:33 AM CSTTornado WarningFWDParker, Wise42 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

Flash Flood Warnings in Texas, 1997Every flash flood 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; the sounding from the Mesonet's radiosonde archive.