Alert archive / Texas / Flash Flood Warnings in 1993

Flash Flood Warning 21, NWS Fort Worth, TX

June 11, 1993Leon County, Texas

NWS Fort Worth, TX issued this flash flood warning at Jun 11, 1993, 6:44 PM CDT for Leon County, Texas. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued
Jun 11, 1993, 6:44 PM CDT (23:44 UTC)
Expired
Jun 12, 1993, 12:45 AM CDT
In force
6 hr
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Leon County, TX

The nearest sounding before it

Longview/Gregg, TX (KGGG), launched 12:00Z, 11.7 hours before the alert went out and 176 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, Longview/Gregg, TX at 12:00Z on 1993-06-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 658 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, Longview/Gregg, TX at 12:00Z on 1993-06-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 50 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
658 J/kg
Mixed-layer CIN
-41 J/kg
Mixed-layer LCL
894 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
50 m²/s²
0-3 km storm-relative helicity
58 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KACT 112344
FFWACT
TXC289-120545-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE WACO TX
644 PM CDT FRI JUN 11 1993
 
THE NATIONAL WEATHER SERVICE IN WACO TX  HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL 1245 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS......
 
IN SOUTHEAST TEXAS
 
   ...LEON COUNTY
 
AT 615 PM CDT THE LEON COUNTY SHERIFFS OFFICE REPORTS FM 1147 WASHED OUT
BETWEEN CENTERVILLE AND BUFFALO. ALSO...FM 977 FROM LEONA TO MIDWAY
WASHED OUT WITH ONE TO TWO FEET OF WATER OVER THE ROAD IN LOW LYING
AREAS. ALSO...ON HWY 75 FROM BUFFALO TO LEONA...SEVERAL WASHOUTS ALONG
THE HIGHWAY WITH BARRICADES UP.
 
LIGHT TO MODERATE RAIN CONTINUES OVER SOUTH CENTRAL TEXAS WITH ISOLATED
HEAVIER THUNDERSTORMS WIDELY SCATTERED.
 
MOTORISTS ARE URGED TO DRIVE WITH CAUTION...AND ESPECIALLY...DO NOT
ATTEMPT TO DRIVE AROUND BARRICADES...THE LIFE YOU SAVE MAY BE YOUR OWN.
 
 
 
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.
 
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
Jun 11, 7:21 AM CDTFlash Flood WarningFWDAnderson3 hr

Nearby

Flash Flood Warnings in Texas, 1993Every flash flood warning in 1993

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.