Alert archive / Texas / Flash Flood Warnings in 2003

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

June 10, 2003Bandera County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jun 10, 2003, 7:23 AM CDT for Bandera County, Texas. It was in force for 3 hr. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 10, 2003, 7:23 AM CDT (12:23 UTC)
Expired
Jun 10, 2003, 10:00 AM CDT
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Bandera County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 0.4 hours before the alert went out and 147 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 2003-06-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 220 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 2003-06-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 161 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
220 J/kg
Mixed-layer CIN
-268 J/kg
Mixed-layer LCL
954 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
161 m²/s²
0-3 km storm-relative helicity
313 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 101226
FFWSAT
TXC019-101500-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
723 AM CDT TUE JUN 10 2003

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  BANDERA

* UNTIL 10 AM CDT

* AT 723 AM...WEATHER SERVICE DOPPLER RADAR INDICATED ONLY LIGHT RAIN
  ACROSS BANDERA COUNTY WITH RAINFALL RATES OF LESS THAN ONE TENTH 
  INCH.

  STREAMS AND RIVER WILL CONTINUE TO RISE FOR THE NEXT FEW HOURS
  DUE TO EARLIER RAINS.  AN ESTIMATED UP TO 4.3 INCHES OF RAIN HAS
  FALLEN WITH THE HIGHEST AMOUNTS IN WESTERN PORTIONS OF BANDERA
  COUNTY IN THE UPPER SABINAL AND MEDIAN RIVER WATERSHEDS. 

DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY.
MOVE TO HIGHER GROUND.

LAT...LON 2965 9960 2963 9891 2990 9919 2991 9961

$$
1 follow-up statement
000 
WGUS74 KEWX 101334
FFSSAT
TXC019-101500-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
830 AM CDT TUE JUN 10 2003

...A FLASH FLOOD WARNING CONTINUES FOR BANDERA COUNTY UNTIL 10 AM
CDT...

RAINFALL AMOUNTS OF 3 TO 4 INCHES HAVE FALLEN IN THE UPPER REACHES 
OF THE SABINAL AND MEDINA RIVERS.  RUNOFF FROM THESE RAINS WILL 
CONTINUE THROUGH MID MORNING.  RISES WILL MOVE DOWN THE MEDINA AND 
SABINAL RIVERS FLOODING LOW WATER CROSSINGS ESPECIALLY ALONG 
HIGHWAYS 187...337...AND 470.  MOTORISTS ARE URGED TO EXERCISE 
CAUTION THIS MORNING.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 10, 12:03 AM CDTSevere Thunderstorm WarningEWXVal Verde57 min
Jun 10, 12:56 AM CDTSevere Thunderstorm WarningEWXKinney64 min
Jun 10, 3:22 AM CDTFlash Flood WarningEWXReal3 hr
Jun 10, 4:24 AM CDTSevere Thunderstorm WarningEWXDimmit, Zavala66 min
Jun 10, 4:33 AM CDTFlash Flood WarningEWXBandera3 hr
Jun 10, 5:42 AM CDTSevere Thunderstorm WarningEWXDimmit48 min
Jun 10, 6:42 AM CDTFlash Flood WarningEWXReal2 hr
Jun 10, 8:44 AM CDTFlash Flood WarningEWXReal61 min

Nearby

Flash Flood Warnings in Texas, 2003Every flash flood warning in 2003

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.