Alert archive / Texas / Flash Flood Warnings in 1995

Flash Flood Warning 45, NWS Austin/San Antonio, TX

September 20, 19954 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Sep 20, 1995, 8:51 AM CDT for 4 counties in Texas. It was in force for 3 hr.

The area

The counties it named.

The facts

Issued
Sep 20, 1995, 8:51 AM CDT (13:51 UTC)
Expired
Sep 20, 1995, 12:00 PM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Bandera County, TX, Kinney County, TX, Medina County, TX, Uvalde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 1.9 hours before the alert went out and 117 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 12:00Z on 1995-09-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 858 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 1995-09-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 107 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
858 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
748 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
107 m²/s²
0-3 km storm-relative helicity
144 m²/s²
Significant tornado parameter
0.0
Supercell composite
4.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 201354
FFWSAT
TXC019-271-325-463-201700-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
851 AM CDT WED SEP 20 1995
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL NOON CDT
FOR PEOPLE IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL TEXAS
 
   ...BANDERA COUNTY...KINNEY COUNTY...MEDINA COUNTY...UVALDE COUNTY
 
AT 850 AM CDT THUNDERSTORMS WITH VERY HEAVY RAIN CONTINUED OVER SOUTHERN
PORTIONS OF THE HILL COUNTRY AND ADJACENT COUNTIES TO THE SOUTH.
RAINFALL AMOUNTS IN THE ORDER OF 2 TO 4 INCHES HAVE FALLEN
OVER THESE COUNTIES SINCE MIDNIGHT.
 
THUNDERSTORMS WILL CONTINUE TO DEVELOP OVER THESE AREAS AS THE MORNING
WEARS ON.  THE STORMS ARE MOVING TO THE EAST ACROSS THESE AREAS.
 
FLOOD PRONE URBAN AREAS FILL WITH WATER QUICKLY.  CLOGGED STORM
DRAINS MAY CAUSE OTHER AREAS TO FLOOD.  DO NOT DRIVE THROUGH
FLOOD WATERS AND STAY AWAY FROM STObRM DRAINS.

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, Sep 20, 5:49 AM CDT, 3 hours 2 minutes before
TXZ171>173-183>194-202>209-217>225-228>230-239-201200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
600 AM CDT TUE SEP 19 1995

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WATCH FOR MOST
OF THE TEXAS HILL COUNTRY...THE EDWARDS PLATEAU AND A SMALL PORTION
OF SOUTH CENTRAL TEXAS TODAY.

THIS WATCH MEANS FLOODING IS POSSIBLE WITHIN THE WATCH AREA.  HEAVY
RAIN MAY CAUSE THE RAPID RISE OF STREAMS AND RIVERS...FLOODING LOW
LYING AREAS AND LOW WATERS CROSSINGS.  OVER FLATTER TERRAIN THE RAINS
WILL CAUSE PONDING WHICH MAY FLOOD LOW LYING AREAS AND ROADWAYS.

RAINFALL OF 2 TO 4 INCHES HAS OCCURRED OVER SOME SECTIONS OF THE HILL
COUNTRY AND NEARBY SOUTH CENTRAL TEXAS LAST NIGHT.  RAINFALL RATES OF
1 TO 2 INCHES PER HOUR TODAY COULD PRODUCE FLOODING OVER AREAS
ALREADY SOAKED FROM HEAVY RAINFALL OF THE PREVIOUS NIGHT.  STORM
RAINFALL TOTALS COULD REACH 4 TO 7 INCHES OVER SOME AREAS LATE THIS
AFTERNOON TRIGGERING FLOODING AND RUNOFF PROBLEMS.

PERSONS IN OR NEAR THE WATCH AREA ARE URGED TO CHECK PREPAREDNESS
REQUIREMENTS...KEEP INFORMED AND BE READY TO TAKE ACTION IF HEAVY
RAIN OR FLOODING IS OBSERVED OR A WARNING IS ISSUED.

THE HAZARDOUS WEATHER nOUTLOOK IS NOT UPDATED.  ANY CHANGES IN THE
FORECAST WEATHER WILL BE ACCOMPLISHED THROUGH WATCHES...WARNINGS...
STATEMENTS AND/OR FORECAST PRODUCTS.
Special weather statement, Sep 20, 5:50 AM CDT, 3 hours 1 minute before
TXZ171>173-183>194-202>209-217>225-228>230-239-211200-

HAZARDOUS WEATHER OUTLOOK...CORRECTED DATE/TIME GROUP
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
600 AM CDT WED SEP 20 1995

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WATCH FOR MOST
OF THE TEXAS HILL COUNTRY...THE EDWARDS PLATEAU AND A SMALL PORTION
OF SOUTH CENTRAL TEXAS TODAY.

THIS WATCH MEANS FLOODING IS POSSIBLE WITHIN THE WATCH AREA.  HEAVY
RAIN MAY CAUSE THE RAPID RISE OF STREAMS AND RIVERS...FLOODING LOW
LYING AREAS AND LOW WATERS CROSSINGS.  OVER FLATTER TERRAIN THE RAINS
WILL CAUSE PONDING WHICH MAY FLOOD LOW LYING AREAS AND ROADWAYS.

RAINFALL OF 2 TO 4 INCHES HAS OCCURRED OVER SOME SECTIONS OF THE HILL
COUNTRY AND NEARBY SOUTH CENTRAL TEXAS LAST NIGHT.  RAINFALL RATES OF
1 TO 2 INCHES PER HOUR TODAY COULD PRODUCE FLOODING OVER AREAS
ALREADY SOAKED FROM HEAVY RAINFALL OF THE PREVIOUS NIGHT.  STORM
RAINFALL TOTALS COULD REACH 4 TO 7 INCHES OVER SOME AREAS LATE THIS
AFTERNOON TRIGGERING FLOODING AND RUNOFF PROBLEMS.

PERSONS IN OR NEAR THE WATCH AREA ARE URGED TO CHECK PREPAREDNESS
REQUIREMENTS...KEEP INFORMED AND BE READY TO TAKE ACTION IF HEAVY
RAIN OR FLOODING IS OBSERVED OR A WARNING IS ISvSUED.

THE HAZARDOUS WEATHER OUTLOOK IS NOT UPDATED.  ANY CHANGES IN THE
FORECAST WEATHER WILL BE ACCOMPLISHED THROUGH WATCHES...WARNINGS...
STATEMENTS AND/OR FORECAST PRODUCTS.
Special weather statement, Sep 20, 6:00 AM CDT, 2 hours 51 minutes before
TXZ171>173-183>194-202>209-217>225-228>230-239-211200-

HAZARDOUS WEATHER OUTLOOK...CORRECTED DATE/TIME GROUP
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
600 AM CDT WED SEP 20 1995

THE NATIONAL WEATHER SERVICE HAS ISSUED A FLASH FLOOD WATCH FOR MOST
OF THE TEXAS HILL COUNTRY...THE EDWARDS PLATEAU AND A SMALL PORTION
OF SOUTH CENTRAL TEXAS TODAY.

THIS WATCH MEANS FLOODING IS POSSIBLE WITHIN THE WATCH AREA.  HEAVY
RAIN MAY CAUSE THE RAPID RISE OF STREAMS AND RIVERS...FLOODING LOW
LYING AREAS AND LOW WATERS CROSSINGS.  OVER FLATTER TERRAIN THE RAINS
WILL CAUSE PONDING WHICH MAY FLOOD LOW LYING AREAS AND ROADWAYS.

RAINFALL OF 2 TO 4 INCHES HAS OCCURRED OVER SOME SECTIONS OF THE HILL
COUNTRY AND NEARBY SOUTH CENTRAL TEXAS LAST NIGHT.  RAINFALL RATES OF
1 TO 2 INCHES PER HOUR TODAY COULD PRODUCE FLOODING OVER AREAS
ALREADY SOAKED FROM HEAVY RAINFALL OF THE PREVIOUS NIGHT.  STORM
RAINFALL TOTALS COULD REACH 4 TO 7 INCHES OVER SOME AREAS LATE THIS
AFTERNOON TRIGGERING FLOODING AND RUNOFF PROBLEMS.

PERSONS IN OR NEAR THE WATCH AREA ARE URGED TO CHECK PREPAREDNESS
REQUIREMENTS...KEEP INFORMED AND BE READY TO TAKE ACTION IF HEAVY
RAIN OR FLOODING IS OBSERVED OR A WARNING IS ISSUED.

THE HAZARDOUS WEATHER OUTLOOK IS NOT UPDATED.  ANY CHANGES IN THE
FORECAST WEATHER WILL BE ACCOMPLISHED THROUGH WATCHES...WARNINGS...
STATEMENTS AND/OR FORECAST PRODUCTS.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 19, 10:44 PM CDTSevere Thunderstorm WarningEWXLee51 min
Sep 20, 5:22 AM CDTFlash Flood WarningEWXBexar3 hr
Sep 20, 6:03 AM CDTFlash Flood WarningEWXBandera, Medina3 hr
Sep 20, 6:27 AM CDTFlash Flood WarningEWXKerr3 hr
Sep 20, 6:35 AM CDTFlash Flood WarningEWXUvalde3 hr
Sep 20, 7:50 AM CDTFlash Flood WarningEWXBexar3 hr
Sep 20, 11:19 AM CDTFlash Flood WarningEWXKerr, Real3 hr
Sep 20, 11:34 AM CDTFlash Flood WarningEWXBandera, Medina, Uvalde4 hr
Sep 20, 11:34 AM CDTFlash Flood WarningEWXKinney4 hr
Sep 20, 12:15 PM CDTFlash Flood WarningEWXEdwards4 hr

Nearby

Flash Flood Warnings in Texas, 1995Every 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.