Alert archive / Texas / Flash Flood Warnings in 1991

Flash Flood Warning 32, NWS Austin/San Antonio, TX

September 14, 1991Real County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Sep 14, 1991, 9:07 AM CDT for Real County, Texas. It was in force for 5 hr.

The area

The counties it named.

The facts

Issued
Sep 14, 1991, 9:07 AM CDT (14:07 UTC)
Expired
Sep 14, 1991, 2:15 PM CDT
In force
5 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Real County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 2.1 hours before the alert went out and 111 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 1991-09-14Temperature 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, Del Rio, TX at 12:00Z on 1991-09-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 122 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
782 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
122 m²/s²
0-3 km storm-relative helicity
149 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 KSAT 141408
FFWSAT
TXC385-141915-
 
BULLETIN - EBS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
907 AM CDT SAT SEP 14 1991
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
FLASH FLOOD WARNING EFFECTIVE UNTIL  215 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH TEXAS
          ...REAL
 
REPORTS FROM NORTHERN REAL COUNTY INDICATE THAT BETWEEN 3 AND 4 INCHES
OF RAIN FELL THIS MORNING...AND WATER HAS BEGUN TO COVER SOME OF THE
ROADS NORTH OF LEAKEY. THE WATER WILL CONTINUE TO RISE OVER LOW WATER
CROSSINGS AS HEAVY RAIN HAS CONTINUED NORTH OF THE COUNTY.
 
A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR HAS BEEN
REPORTED.
 
REMEMBER...DEATHS DURING FLASH FLOODING ARE FREQUENTLY RELATED TO
MOTORISTS DRIVING INTO FLOODED LOW WATER CROSSINGS OR FROM CHILDREN
PLAYING NEAR FLOODED STREAMS OR DRAINAGE AREAS.

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 14, 5:11 AM CDT, 3 hours 56 minutes before
TXZ054-141400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
510 AM CDT SAT SEP 14 1991

AT 510 AM THE RIO GRANDE RIVER AT THE DEL RIO INTERNATIONAL BRIDGE HAD
RISEN TO 4.43 FEET WITH A WATER FLOW OF 13,060 CFS. THIS HAS PRODUCED
MINOR ROAD FLOODING ALONG THE NORTH END OF THE VEGA VERDE AREA ROAD
ALONG THE RIO GRANDE NEAR DEL RIO. ALTHOUGH THIS IS STILL NOT A MAJOR
THREAT TO HOMES IN THE AREA THAT THREAT HAS INCREASED SOMEWHAT DURIN7G
THE PAST TWO HOURS. THE WATER OF THE RIO GRANDE IN THAT AREA SHOULD
BEGIN TO LEVEL OFF IN THE NEXT FEW HOURS.

PEOPLE LIVING IN THE VEGA VERDE SHOULD CONTINUE TO MONITOR ANY THREAT
TO THEIR HOMES...ESPECIALLY DURING DARKNESS.

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 14, 1:20 AM CDTFlash Flood WarningEWXVal Verde3 hr
Sep 14, 2:12 PM CDTFlash Flood WarningEWXReal4 hr

Nearby

Flash Flood Warnings in Texas, 1991Every flash flood warning in 1991

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.