Alert archive / Texas / Flash Flood Warnings in 1995

Flash Flood Warning 39, NWS Austin/San Antonio, TX

September 12, 1995Lee County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Sep 12, 1995, 11:16 PM CDT for Lee County, Texas. It was in force for 6 hr.

The area

The counties it named.

The facts

Issued: Sep 12, 1995, 11:16 PM CDT (04:16 UTC)
Expired: Sep 13, 1995, 5:15 AM CDT
In force: 6 hr
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Lee County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 4.3 hours before the alert went out and 282 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1187 J/kg
Mixed-layer CIN: -93 J/kg
Mixed-layer LCL: 1200 m above ground
0-6 km bulk shear: 22 kt
0-1 km storm-relative helicity: 18 m²/s²
0-3 km storm-relative helicity: 41 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 130431
FFWSAT
TXC287-131015-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1116 PM CDT TUE SEP 12 1995
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS
ISSUED A FLASH FLOOD WARNING EFFECTIVE UNTIL 515 AM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...EASTERN LEE COUNTY...ESPECIALLY EAST YEGUA CREEK...
 
AT 1115 PM CDT...DOPPLER RADAR INDICATED A NEARLY STATIONARY
THUNDERSTORM LOCATED ON THE BURLESON-LEE COUNTY LINE BETWEEN
CALDWELL AND LEXINGTON.  SINCE THIS STORM IS LOCATED OVER
EAST YEGUA CREEK WHICH IS THE COUNTY LINE BETWEEN BURLESON
AND LEE COUNTIES...AND DOPPLER RADAR INDICATES OVER FIVE
AND A HALF INCHES OF RAIN HAS FALLEN IN THIS LOCATION THE
PAST 4 OR 5 HOURS...FLASH FLOODING IS LIKELY.
 
SATELLITE AND DOPPLER RADAR ESTIMATES RAINFALL RATES BETWEEN
AN INCH AND A HALF AND TWO INCHES PER HOUR IN THIS THUNDER-
STORM.  ADDITIONAL HEAVY RAINFALL IS LIKELY ALONG THE LEE-
BURLESON COUNTY LINE AND OVER EAST YEGUA CREEK INTO EARLY
WEDNESDAY MORNING.
 
TEXAS HIGHWAY 21 OVER EAST YEGUA CREEK MAY BE HAZARDOUS DUE
TO HIGH WATER OVER THE ROADWAY AND BRIDGE.  MOTORISTS ALONG
TEXAS HIGHWAY 21 SHOULD BE ESPECIALLY ALERT.
 
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 HIGHER GROUND TO ESCAPE FLOOD WATERS.  DO
NOT STAY IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT.  IT IS
IMPORTANT TO KNOW WHERE YOU ARE RELATIVE TO STREAMS...RIVERS...OR
CREEKS WHICH CAN BECOME KILLERS IN HEAVY RAINS.  CAMPERS AND OTHER
PEOPLE IN RECREATION AREAS ALONG CREEKS...STREAMS...AND RIVERS IN
THE WARNING AREA SHOULD MOVE TO HIGH GROUND IMMEDIATELY.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IMMINENT.
MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES.  DO NOT ATTEMPT TO
CROSS BRIDGES...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 DURING THREATENING RAINS.

Nearby

Flash Flood Warnings in Texas, 1995 Every flash flood warning in 1995

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.