Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 433, NWS Austin/San Antonio, TX

July 28, 2007Real County, Uvalde County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jul 28, 2007, 4:26 PM CDT for Real County, Uvalde County, Texas. It was in force for 3 hr. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 28, 2007, 4:26 PM CDT (21:26 UTC)
Expired
Jul 28, 2007, 7:15 PM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Real County, TX, Uvalde County, TX

The radar

The Laughlin AFB radar (KDFX), 59 km from the middle of the area, began a volume at 21:27 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jul 28, 4:45 PM CDTFLOOD13 Se Camp Wood, TXHIGHWAY 1051 IS CLOSED DUE TO WATER OVER THE ROAD. THE DRY FRIO IS FLOODING. 0.75 INCHES OF RAINFALL IN 45 MINUTES.
Jul 28, 5:40 PM CDTFLOODUvalde, TXHIGHWAY 55 NORTHWEST OF UVALDE IS CLOSED DUE TO WATER OVER THE ROAD AND HIGHWAY 481 SOUTHWEST OF TOWN IS CLOSED DUE TO WATER OVER THE ROAD.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 9.4 hours before the alert went out and 104 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 2007-07-28Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2076 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 2007-07-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
2076 J/kg
Mixed-layer CIN
-14 J/kg
Mixed-layer LCL
655 m above ground
0-6 km bulk shear
21 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
114 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KEWX 282126
FFWEWX
TXC385-463-290015-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
426 PM CDT SAT JUL 28 2007

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  REAL COUNTY IN SOUTH CENTRAL TEXAS...
  THIS INCLUDES THE CITY OF LEAKEY...
  UVALDE COUNTY IN SOUTH CENTRAL TEXAS...
  THIS INCLUDES THE CITY OF UVALDE...

* UNTIL 715 PM CDT

* AT 424 PM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT
  RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING
  FROM SCATTERED THUNDERSTORMS OVER UVALDE AND SOUTHERN REAL
  COUNTIES. POCKETS OF VERY HEAVY RAIN WITH RATES OF 1 TO 3 INCHES
  PER HOUR WERE NOTED BETWEEN UVALDE...LEAKEY AND CAMP WOOD. THE

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RIO FRIO...
  REAGAN WELLS...MONTELL...GARNER STATE PARK AND CONCAN

WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.

LAT...LON 2913 10008 2913 9956 2975 9966 2973 9996
      2960 10000 2957 10010

$$
4 follow-up statements
000 
WGUS74 KEWX 282154
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
451 PM CDT SAT JUL 28 2007

TXC385-463-290015-
REAL TX-UVALDE TX-
451 PM CDT SAT JUL 28 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR
UVALDE AND REAL COUNTIES...

AT 447 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT SCATTERED THUNDERSTORMS PRODUCING VERY HEAVY RAINS AND FLASH 
FLOODING OVER MUCH OF UVALDE COUNTY. THESE RAINS WILL IMPACT AREAS
ALONG THE FRIO RIVER AND HIGHWAYS 83...127 AND 1049 FROM RIO FRIO TO 
CONCAN TO KNIPPA AND ALONG HIGHWAY 90 FROM KNIPPA TO UVALDE TO 15 
MILES WEST OF UVALDE. 

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RIO FRIO...
REAGAN WELLS...MONTELL...LEAKEY...KNIPPA...GARNER STATE PARK AND
CONCAN

WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.

LAT...LON 2913 10008 2913 9956 2975 9966 2973 9996
      2960 10000 2957 10010

$$
000 
WGUS74 KEWX 282228
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
528 PM CDT SAT JUL 28 2007

TXC385-463-290015-
REAL TX-UVALDE TX-
528 PM CDT SAT JUL 28 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR
UVALDE AND REAL COUNTIES...

AT 526 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT THUNDERSTORM PRODUCING VERY HEAVY RAIN FROM UVALDE TO 15 
MILES WEST OF UVALDE. RAINS BETWEEN RIO FRIO...UTOPIA AND KNIPPA 
WERE SLOWLY DECREASING. RAINFALL RATES OF AROUND 3 INCHES PER HOUR 
CAN BE EXPECTED ALONG HIGHWAY 90 WEST OF UVALDE. THESE AND EARLIER 
RAINS WILL CONTINUE TO IMPACT ROADS AND CAMP GROUNDS ALONG THE DRY 
FRIO...FRIO...LEONA AND NUECES RIVER WATERSHEDS.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RIO FRIO...
REAGAN WELLS...MONTELL...LEAKEY...GARNER STATE PARK AND CONCAN

WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.

LAT...LON 2913 10008 2913 9956 2975 9966 2973 9996
      2960 10000 2957 10010

$$
000 
WGUS74 KEWX 282319
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
616 PM CDT SAT JUL 28 2007

TXC385-463-290015-
REAL TX-UVALDE TX-
616 PM CDT SAT JUL 28 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR
UVALDE AND REAL COUNTIES...

AT 610 PM CDT...NATIONAL WEATHER SERVICE RADAR SHOWED ONLY A FEW 
SHOWERS PRODUCING LIGHT RAIN WITH RATES LESS THAN ONE TENTH INCH PER 
HOUR. FLOODING CAN STILL BE EXPECTED DUE TO EARLIER HEAVY RAINS UP 
TO AROUND 6 INCHES IN THE UVALDE AREA AND 3 INCHES IN THE CONCAN 
AREA. SEVERAL ROADS REMAIN CLOSED IN UVALDE COUNTY. RISES CAN BE 
EXPECTED ALONG THE DRY FRIO...FRIO...LEONA AND NUECES RIVERS AND 
TRIBUTARIES.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO RIO FRIO...
REAGAN WELLS...MONTELL...LEAKEY...GARNER STATE PARK AND CONCAN

WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.

LAT...LON 2913 10008 2913 9956 2975 9966 2973 9996
      2960 10000 2957 10010

$$
000 
WGUS74 KEWX 290019
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
718PM CDT SAT JUL 28 2007

TXC385-463-290023-
REAL TX-UVALDE TX-
718 PM CDT SAT JUL 28 2007

...THE FLASH FLOOD WARNING HAS EXPIRED CDT FOR UVALDE AND REAL 
COUNTIES...

RAINS HAVE ENDED ACROSS THE AREA. THE THREAT FOR FLASH FLOODING HAS 
ENDED. AS A RESULT...HAVE ALLOWED THE FLASH FLOOD WARNING TO EXPIRE. 
HOWEVER...DUE TO EARLIER HEAVY RAINS UP TO AROUND 6 INCHES IN THE 
UVALDE AREA AND 3 INCHES IN THE CAMP WOOD AND CONCAN AREAS THERE MAY 
STILL BE SOME RISES ALONG THE DRY FRIO...FRIO...LEONA AND NUECES 
RIVERS AND THEIR TRIBUTARIES. SEVERAL ROADS REMAIN FLOODED ACROSS 
UVALDE COUNTY. MOTORISTS SHOULD DRIVE WITH CAUTION. CAMPERS AND 
HIKERS SHOULD MOVE TO HIGHER GROUND SHOULD RISES BE NOTED ALONG 
RIVERS AND STREAMS. 

LAT...LON 2913 10008 2913 9956 2975 9966 2973 9996
      2960 10000 2957 10010

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 28, 2:22 PM CDTFlash Flood WarningEWXEdwards, Kinney4 hr
Jul 28, 4:36 PM CDTFlash Flood WarningEWXLavaca3 hr
Jul 28, 4:37 PM CDTFlash Flood WarningEWXKendall3 hr

Nearby

Flash Flood Warnings in Texas, 2007Every flash flood warning in 2007

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.