Alert archive / Texas / Flash Flood Warnings in 1997

Flash Flood Warning 98, NWS Fort Worth, TX

April 25, 1997Falls County, Texas

NWS Fort Worth, TX issued this flash flood warning at Apr 25, 1997, 3:20 PM CDT for Falls County, Texas. It was in force for 2 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
Apr 25, 1997, 3:20 PM CDT (20:20 UTC)
Expired
Apr 25, 1997, 5:30 PM CDT
In force
2 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Falls County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 12:00Z, 8.3 hours before the alert went out and 179 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 1997-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Fort Worth, TX at 12:00Z on 1997-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 186 square meters per square second.19395878Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1100 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
186 m²/s²
0-3 km storm-relative helicity
320 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KFTW 252022
FFWFTW
TXC145-252215-
 
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
320 PM CDT FRI APR 25 1997
 
THE NATIONAL WEATHER SERVICE IN FORT WORTH HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  530 PM CDT
FOR PEOPLE IN...
 
   ...FALLS COUNTY
 
AT 320 PM...NATIONAL WEATHER SERVICE RADARS ESTIMATED 1 TO 1 1/2 INCHES
OF RAIN ACROSS MUCH OF THE COUNTY SINCE 2 PM. AN ADDITIONAL 1/2 TO 1 INCOF RAINFALL IS EXPECTED...INCREASING THE POTENTIAL OF FLASH FLOODING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT'S
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS SHOULD
AVOID CAMPING ALONG STREAMS OR CREEKS DURING THREATENING RAINS.
 
 
 
&

What forecasters said that day

The local office's own words before this flash flood 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, Apr 25, 12:00 PM CDT, 3 hours 20 minutes before
TXZ091>095-098>107-115>123-129>135-141>148-156>162-174-175-261200-

SEVERE WEATHER OUTLOOK FOR NORTH TEXAS
NATIONAL WEATHER SERVICE FORT WORTH TX
1200 PM CDT FRI APR 25 1997

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THROUGH THIS EVENING
FOR THE SOUTHEASTERN HALF OF NORTH TEXAS.  THIS SLIGHT RISK AREA IS
FOR THAT PART OF NORTH TEXAS SOUTH AND EAST OF A LAMPASAS...
WEATHERFORD...EMORY LINE...AND INCLUDES THE CITIES OF ATHENS...
CENTERVILLE...CORSICANA...HILLSBORO...KILLEEN...TEMPLE...WACO...AND
THE DALLAS/FORT WORTH METROPLEX.

THE PRIMARY THREAT OF SEVERE WEATHER WILL BE FROM LARGE HAIL AND
DAMAGING STRAIGHT-LINE WINDS.

AT MIDDAY...A POWERFUL UPPER LEVEL STORM SYSTEM WAS LOCATED OVER
SOUTHEASTERN NEW MEXICO.  THIS STORM SYSTEM WILL ACT ON ABUNDANT GULF
MOISTURE TO PRODUCE WIDESPREAD RAIN AND EMBEDDED THUNDERSTORMS OVER
NORTH TEXAS THROUGH TONIGHT.  WHILE THE ATMOSPHERE NEAR THE SURFACE
IS COOL AND STABLE...THE ATMOSPHERE IS MODERATELY UNSTABLE ALOFT.  AS
A RESULT...ELEVATED STRONG TO OCCASIONALLY SEVERE THUNDERSTORMS ARE
POSSIBLE OVER THE SOUTHEASTERN HALF OF NORTH TEXAS THROUGH THIS
EVENING.  LARGE HAIL AND DAMAGING WINDS APPEAR TO BE THE SIGNIFICANT
SEVERE WEATHER THREAT.  WHILE ONE OR TWO SUPERCELL THUNDERSTORMS ARE
POSSIBLE...MAINLY OVER THE SOUTHERN PORTIONS OF THE SLIGHT RISK
AREA...THE TORNADO THREAT APPEARS LOW AT THIS TIME.

THESE THUNDERSTORMS WILL BE CAPABLE OF PRODUCING RAINFALL AMOUNTS
BETWEEN 1 AND 2 INCHES PER HOUR...AND FLASH FLOODING IS POSSIBLE
THROUGH TONIGHT OVER THE WESTERN TWO-THIRDS OF NORTH TEXAS THROUGH
DAYBREAK SATURDAY.  A FLASH FLOOD WATCH IS IN EFFECT THROUGH TONIGHT
WEST OF A PARIS TO CENTERVILLE LINE.

LAW ENFORCEMENT AND EMERGENCY MANAGEMENT AGENCIES...STORM SPOTTER
GROUPS...AND OTHER INTERESTED CONCERNS SHOULD MONITOR THIS SITUATION
AND TAKE NECESSARY ACTION SHOULD SEVERE WEATHER AFFECT YOUR AREA.
STAY TUNED TO NOAA WEATHER RADIO...LOCAL TELEVISION OR RADIO STATIONS
....OR YOUR LOCAL CABLE TELEVISION PROVIDER FOR LATER STATEMENTS
CONCERNING THIS POTENTIAL SEVERE WEATHER THREAT.

70

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 25, 8:50 AM CDTSevere Thunderstorm WarningFWDFreestone25 min
Apr 25, 9:09 AM CDTSevere Thunderstorm WarningFWDHenderson51 min
Apr 25, 2:26 PM CDTSevere Thunderstorm WarningFWDFalls49 min

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.