Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 53, NWS Austin/San Antonio, TX

March 26, 20075 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Mar 26, 2007, 7:15 AM CDT for 5 counties in Texas. It was in force for 4 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
Mar 26, 2007, 7:15 AM CDT (12:15 UTC)
Expired
Mar 26, 2007, 11:00 AM CDT
In force
4 hr
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Edwards County, TX, Kinney County, TX, Real County, TX, Uvalde County, TX, Val Verde County, TX

The radar

The Laughlin AFB radar (KDFX), 46 km from the middle of the area, began a volume at 12:15 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
Mar 26, 9:45 AM CDTFLASH FLOOD20 Nw Uvalde, TXFM 334 CLOSED
Mar 26, 10:45 AM CDTFLASH FLOOD6 Nnw Comstock, TXSEVERAL HIGHWAYS CLOSED IN COUNTY

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, 0.3 hours before the alert went out and 63 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 2007-03-26Temperature 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 2007-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -147 square meters per square second.19395878Sfc1 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
766 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
-147 m²/s²
0-3 km storm-relative helicity
44 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 
WGUS54 KEWX 261215
FFWEWX
TXC137-271-385-463-465-261600-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
715 AM CDT MON MAR 26 2007

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  EDWARDS
  VAL VERDE
  REAL
  UVALDE
  KINNEY

* UNTIL 1100 AM CDT

* AT 715 AM CDT...RADAR SHOWED AREAS OF RAIN...HEAVY AT TIMES...
  ACROSS EDWARDS...VAL VERDE...REAL...UVALDE AND KINNEY COUNTIES.
  RAIN IS EXPECTED TO CONTINUE IN THE NEXT FEW HOURS...FROM
  SHOWERS AND THUNDERSTORMS.  LOCALLY HEAVY RAINFALL IS LIKELY FROM
  THESE SHOWERS AND THUNDERSTORMS.  THIS WILL CAUSE FLOODING AT
  LOW WATER CROSSINGS AND OTHER LOW LYING AREAS THAT FLOOD EASILY. 

* LOCATIONS IN THE WARNING INCLUDE ROCKSPRINGS...PANDALE...LOMA
  ALTA...LANGTRY...JUNO AND CARTA VALLEY

SHOWERS AND THUNDERSTORMS WILL MOVE NORTHEAST AT 15 MPH ACROSS THE 
AREA THIS MORNING.  RAIN WILL BE HEAVY AT TIMES.

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

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE THROUGH FLOODED
AREAS...ESPECIALLY AT NIGHT. STAY TUNED TO NOAA WEATHER RADIO OR
LOCAL NEWS MEDIA FOR THE LATEST FLOOD INFORMATION.

LAT...LON 3028 10176 3029 9977 3009 9977 3008 9969
      2993 9969 2992 9963 2964 9963 2962 9942
      2910 9942 2909 10068 2925 10080 2937 10101
      2947 10108 2953 10127 2962 10125 2963 10126
      2958 10130 2977 10142 2981 10155 2978 10175

$$
2 follow-up statements
000 
WGUS74 KEWX 261328
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
828 AM CDT MON MAR 26 2007

TXC137-271-385-463-465-261600-
EDWARDS TX-VAL VERDE TX-REAL TX-UVALDE TX-KINNEY TX-
828 AM CDT MON MAR 26 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR
KINNEY...UVALDE...REAL...VAL VERDE AND EDWARDS COUNTIES...

AT 824 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO 
DETECT VERY HEAVY RAINS IN AN AREA FROM EAST OF DEL RIO TO QUEMADO 
AND BRACKETTVILLE EXTENDING NORTHEAST TO LEAKEY...ROCKSPRINGS AND 
MOUNTAIN HOME. THIS AREA IS DRIFTING SLOWLY TO THE EAST AT 5 MPH. 
RAINFALL RATES OF UP TO AROUND ONE AND ONE HALF INCHES PER HOUR WERE 
NOTED. THESE WILL CONTINUE TO PRODUCE FLASH FLOODING OVER THE WARNED 
AREA. SOME RIVERS WILL ALSO RISE OUT OF BANKS. 

LOCATIONS IN THE WARNING INCLUDE SEMINOLE CANYON STATE PARK...
ROCKSPRINGS...PANDALE...LOMA ALTA...LEAKEY...LANGTRY...JUNO...CARTA
VALLEY AND BARKSDALE

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

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE THROUGH FLOODED
AREAS...ESPECIALLY AT NIGHT. STAY TUNED TO NOAA WEATHER RADIO OR
LOCAL NEWS MEDIA FOR THE LATEST FLOOD INFORMATION.

LAT...LON 3028 10176 3029 9977 3009 9977 3008 9969
      2993 9969 2992 9963 2964 9963 2962 9942
      2910 9942 2909 10068 2925 10080 2937 10101
      2947 10108 2953 10127 2962 10125 2963 10126
      2958 10130 2977 10142 2981 10155 2978 10175

$$
000 
WGUS74 KEWX 261507
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1005 AM CDT MON MAR 26 2007

TXC137-271-385-463-465-261600-
EDWARDS TX-VAL VERDE TX-REAL TX-UVALDE TX-KINNEY TX-
1005 AM CDT MON MAR 26 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1100 AM CDT FOR
KINNEY...UVALDE...REAL...VAL VERDE AND EDWARDS COUNTIES...

AT 1001 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED TO
DETECT SHOWERS AND THUNDERSTORMS PRODUCING VERY HEAVY RAIN FROM 
DABNEY AND UVALDE TO LEAKEY AND ROCKSPRINGS. RAINFALL RATES UP TO 
ONE INCH PER HOUR WERE NOTED. THIS HEAVY RAIN IS CAUSING FLASH 
FLOODING WITH NUMEROUS SMALL STREAMS OUT OF BANKS. ELSEWHERE...RAINS 
HAVE DECREASED IN INTENSITY AND SOME FLOODING WILL CONTINUE FOR THE 
NEXT HOUR. 

LOCATIONS IN THE WARNING INCLUDE SEMINOLE CANYON STATE PARK...
ROCKSPRINGS...PANDALE...LOMA ALTA...LEAKEY...LANGTRY...JUNO...CARTA
VALLEY AND BARKSDALE

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

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT DRIVE THROUGH FLOODED
AREAS...ESPECIALLY AT NIGHT. STAY TUNED TO NOAA WEATHER RADIO OR
LOCAL NEWS MEDIA FOR THE LATEST FLOOD INFORMATION.

LAT...LON 3028 10176 3029 9977 3009 9977 3008 9969
      2993 9969 2992 9963 2964 9963 2962 9942
      2910 9942 2909 10068 2925 10080 2937 10101
      2947 10108 2953 10127 2962 10125 2963 10126
      2958 10130 2977 10142 2981 10155 2978 10175

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 26, 1:20 AM CDTFlash Flood WarningEWXVal Verde6 hr
Mar 26, 3:32 AM CDTFlash Flood WarningEWXEdwards4 hr
Mar 26, 4:14 AM CDTFlash Flood WarningEWXKinney3 hr
Mar 26, 5:52 AM CDTFlash Flood WarningEWXReal, Uvalde3 hr
Mar 26, 9:31 AM CDTFlash Flood WarningEWXGillespie, Kerr, Llano3 hr
Mar 26, 10:47 AM CDTFlash Flood WarningEWXBandera88 min
Mar 26, 11:52 AM CDTFlash Flood WarningEWXBlanco, Burnet, Kendall3 hr
Mar 26, 11:52 AM CDTFlash Flood WarningEWXBlanco, Burnet3 hr
Mar 26, 12:15 PM CDTFlash Flood WarningEWXBandera, Kerr2 hr
Mar 26, 1:45 PM CDTSevere Thunderstorm WarningEWXMedina, Uvalde, Zavala30 min
Mar 26, 2:06 PM CDTTornado WarningEWXMedina24 min
Mar 26, 2:13 PM CDTFlash Flood WarningEWXBandera, Kerr2 hr
Mar 26, 2:27 PM CDTTornado WarningEWXMedina33 min
Mar 26, 2:30 PM CDTSevere Thunderstorm WarningEWXFrio15 min
Mar 26, 2:44 PM CDTTornado WarningEWXFrio31 min
Mar 26, 3:00 PM CDTFlash Flood WarningEWXBlanco, Kendall2 hr
Mar 26, 3:11 PM CDTSevere Thunderstorm WarningEWXAtascosa, Frio34 min
Mar 26, 3:22 PM CDTSevere Thunderstorm WarningEWXBexar, Medina23 min
Mar 26, 3:30 PM CDTFlash Flood WarningEWXBexar3 hr
Mar 26, 3:41 PM CDTSevere Thunderstorm WarningEWXAtascosa34 min
Mar 26, 3:44 PM CDTSevere Thunderstorm WarningEWXMaverick20 min
Mar 26, 4:14 PM CDTFlash Flood WarningEWXComal2 hr
Mar 26, 4:44 PM CDTSevere Thunderstorm WarningEWXBexar31 min
Mar 26, 5:38 PM CDTSevere Thunderstorm WarningEWXAtascosa22 min
Mar 26, 6:03 PM CDTFlash Flood WarningEWXCaldwell, Guadalupe3 hr
Mar 26, 6:12 PM CDTFlash Flood WarningEWXComal2 hr
Mar 26, 6:16 PM CDTFlash Flood WarningEWXWilson3 hr
Mar 26, 6:46 PM CDTFlash Flood WarningEWXGonzales3 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.