Alert archive / Texas / Flash Flood Warnings in 2007

Flash Flood Warning 1, NWS Austin/San Antonio, TX

September 4, 2007Kinney County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Sep 4, 2007, 9:40 AM CDT for Kinney County, Texas. It was in force for 3 hr. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Sep 4, 2007, 9:40 AM CDT (14:40 UTC)
Expired
Sep 4, 2007, 12:45 PM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text
Flood severity
None

County Kinney County, TX

The radar

The Laughlin AFB radar (KDFX), 28 km from the middle of the area, began a volume at 14:39 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
Sep 4, 11:10 AM CDTFLOOD3 Ene Brackettville, TXHIGHWAY FM694 AND FM334 WERE CLOSED FOR A TIME 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, 2.7 hours before the alert went out and 33 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 2007-09-04Temperature 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°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 12:00Z on 2007-09-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
785 m above ground
0-6 km bulk shear
26 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
350 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 
WGUS54 KEWX 041444
FFWEWX
TXC271-041745-
/X.NEW.KEWX.FF.W.0001.070904T1440Z-070904T1745Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
940 AM CDT TUE SEP 4 2007

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  KINNEY COUNTY...

* UNTIL 1245 PM CDT.

* AT 934 AM CDT...THE NATIONAL WEATHER SERVICE HAS DETERMINED THAT
  RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE FLASH FLOODING FROM
  VERY HEAVY RAINS OVER THE NORTHWESTERN HALF OF KINNEY COUNTY.
  RAINFALL RATES OF 1 TO 3 INCHES PER HOUR WERE NOTED FROM 
  BRACKETTVILLE ALONG AND WEST OF FARM ROAD 674 AND ALONG AND NORTH
  OF HIGHWAY 90. THESE IMPACTS WILL ALSO BE ALONG FARM ROADS 2523
  AND 3008 AS WELL AS SYCAMORE CREEK. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ALAMO
  VILLAGE.

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

LAT...LON 2959 10063 2963 10018 2916 10032 2918 10075
TIME...MOT...LOC 1440Z 180DEG 0KT 2940 10046

$$
3 follow-up statements
000 
WGUS74 KEWX 041542
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1035 AM CDT TUE SEP 4 2007

TXC271-041745-
/X.CON.KEWX.FF.W.0001.000000T0000Z-070904T1745Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KINNEY TX-
1035 AM CDT TUE SEP 4 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR
KINNEY COUNTY...

AT 1033 AM CDT...NATIONAL WEATHER SERVICE RADAR SHOWED RAINFALL 
RAPIDLY DECREASING IN INTENSITY WHILE MOVING NORTH AT 20 MPH. THE 
HEAVIEST RAINS HAVE MOVED NORTH OUT OF KINNEY COUNTY. 

EARLIER VERY HEAVY RAINS WILL CONTINUE TO PRODUCE FLOODING FROM WEST 
OF BRACKETTVILLE WEST TO THE KINNEY COUNTY LINE INCLUDING HIGHWAY 90 
AND FARM ROADS 674 AND 3008. THIS INCLUDES PERDIDO...PINTO AND 
SYCAMORE CREEKS.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ALAMO
VILLAGE.

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

LAT...LON 2959 10063 2963 10018 2916 10032 2918 10075
TIME...MOT...LOC 1535Z 180DEG 0KT 2940 10046

$$
000 
WGUS74 KEWX 041616
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1113 AM CDT TUE SEP 4 2007

TXC271-041745-
/X.CON.KEWX.FF.W.0001.000000T0000Z-070904T1745Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KINNEY TX-
1113 AM CDT TUE SEP 4 2007

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 1245 PM CDT FOR
KINNEY COUNTY...

AT 1108 AM CDT...NATIONAL WEATHER SERVICE RADAR SHOWED PATCHY LIGHT 
RAIN MOVING NORTH AT 20 MPH ACROSS KINNEY COUNTY. 

DUE TO EARLIER VERY HEAVY RAINS...SOME FLOODING CAN BE EXPECTED FOR 
AREAS WEST OF BRACKETTVILLE ALONG HIGHWAY 90 AND FARM ROADS 674 AND 
3008. THIS INCLUDES PERDIDO...PINTO AND SYCAMORE CREEKS.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO ALAMO
VILLAGE.

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

LAT...LON 2959 10063 2963 10018 2916 10032 2918 10075
TIME...MOT...LOC 1613Z 180DEG 0KT 2940 10046

$$
000 
WGUS74 KEWX 041753
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1249 PM CDT TUE SEP 4 2007

TXC271-041759-
/X.EXP.KEWX.FF.W.0001.000000T0000Z-070904T1745Z/
/00000.0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KINNEY TX-
1249 PM CDT TUE SEP 4 2007

...THE FLASH FLOOD WARNING HAS EXPIRED FOR KINNEY COUNTY...

AT 1249 AM CDT...ONLY PATCHY LIGHT RAINS WERE NOTED ACROSS KINNEY 
COUNTY. THE THREAT FOR FLASH FLOODING HAS ENDED. AS A RESULT...THE 
FLASH FLOOD WARNING WAS ALLOWED TO EXPIRE. HOWEVER...SOME MINOR 
FLOODING FROM EARLIER HEAVY RAINS MAY PERSIST NORTH AND WEST OF 
BRACKETTVILLE ALONG HIGHWAY 90 AND FARM ROADS 674 AND 3008. THIS 
INCLUDES PERDIDO...PINTO AND SYCAMORE CREEKS.  

LAT...LON 2959 10063 2963 10018 2916 10032 2918 10075
TIME...MOT...LOC 1620Z 180DEG 0KT 2940 10046

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 3, 9:18 PM CDTFlash Flood WatchEWXAtascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more34 hr
Sep 4, 11:04 AM CDTFlash Flood WarningEWXMaverick3 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.