Alert archive / Texas / Flash Flood Warnings in 1994

Flash Flood Warning 13, NWS Austin/San Antonio, TX

July 14, 1994Val Verde County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jul 14, 1994, 3:15 AM CDT for Val Verde County, Texas. It was in force for 4 hr.

The area

The counties it named.

The facts

Issued
Jul 14, 1994, 3:15 AM CDT (08:15 UTC)
Expired
Jul 14, 1994, 7:00 AM CDT
In force
4 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Val Verde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 8.3 hours before the alert went out and 66 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, Del Rio, TX at 00:00Z on 1994-07-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 399 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, Del Rio, TX at 00:00Z on 1994-07-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -21 square meters per square second.1939Sfc1 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
399 J/kg
Mixed-layer CIN
-92 J/kg
Mixed-layer LCL
2714 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
-21 m²/s²
0-3 km storm-relative helicity
7 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 KDRT 140827 COR
FFWDRT
TXC465-141200-

BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING...CORRECTED EXPIRATION TIME
NATIONAL WEATHER SERVICE DEL RIO TX
315 AM CDT THU JUL 14 1994

THE NATIONAL WEATHER SERVICE IN DEL RIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  700 AM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY......

IN SOUTH CENTRAL TEXAS

   ...NORTHWEST VAL VERDE COUNTY

AT 310 AM CDT RADAR INDICATED SHOWERS AND THUNDERSTORMS IN THE EXTREME
NORTHWEST CORNER OF VAL VERDE COUNTY NEAR PANDALE. MOVEMENT WAS TO THE
SOUTHEAST AT 5 MPH.  NATIONAL WEATHER SERVICE DOPPLER RADAR IN
BRACKETVILLE HAS ESTIMATED THAT RAINFALL NEAR 3-4 INCHES HAS FALLEN IN
THE PAST FEW HOURS.


BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE
THE DANGERS OF FLOODS AND FLASH FLOODS.  IF FLASH FLOODING IS
OBSERVED...ACT QUICKLY.  MOVE UP TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT.  MOST FLASH FLOOD DEATHS 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.  $TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.

STAY TUNED TO NOAA WEATHER RADIO...OR LOCAL RADIO AND TELEVISION
STATIONS FOR FURTHER INFORMATION.

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Jul 13, 11:33 PM CDTSevere Thunderstorm WarningEWXKinney42 min
Jul 14, 1:00 AM CDTSevere Thunderstorm WarningEWXVal Verde2 hr

Nearby

Flash Flood Warnings in Texas, 1994Every flash flood warning in 1994

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.