Alert archive / Texas / Flash Flood Warnings in 2004

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

January 16, 20045 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Jan 16, 2004, 3:40 PM CST for 5 counties in Texas. It was in force for 255 days. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jan 16, 2004, 3:40 PM CST (21:40 UTC)
Expired
Sep 27, 2004, 9:30 PM CDT
In force
255 days
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

Counties DeWitt County, TX, Gonzales County, TX, Kinney County, TX, Real County, TX, Uvalde County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 9.7 hours before the alert went out and 50 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 2004-01-16Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 19 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 2004-01-16The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 112 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
19 J/kg
Mixed-layer CIN
-103 J/kg
Mixed-layer LCL
579 m above ground
0-6 km bulk shear
28 kt
0-1 km storm-relative helicity
112 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KEWX 162144
FFWSAT
TXC123-177-162345-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
340 PM CST FRI JAN 16 2004

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  GONZALES
  DEWITT

* UNTIL 545 PM CST

* AT 340 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED VERY 
HEAVY RAIN 5 MILES SOUTH OF WESTHOFF EXTENDING TO YORKTOWN TO CUERO 
AND GONZALES MOVING NORTH AT 25 MPH. SHOWERS AND THUNDERSTORMS 
PRODUCING VERY HEAVY RAIN IN EXCESS OF 1 TO 1.5 INCHES PER HOUR WILL 
CONTINUE TO TRAIN SOUTH TO NORTH OVER THE SAME AREAS OVER THE NEXT 
COUPLE OF HOURS. NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED AS 
MUCH AS 2 TO 2.5 INCHES OF RAIN HAVE FALLEN SINCE LATE THIS MORNING. 

EXCESSIVE RUNOFF FROM THIS STORM WILL CAUSE FLASH FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS AND STREAMS AND OTHER
LOW LYING AREAS ARE SUBJECT TO FLASH FLOODING.

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 2938 9779 2962 9748 2954 9729 2909 9716
          2893 9758

$$
2 follow-up statements
000 
WGUS54 KEWX 272335
FFWSAT
TXC385-463-280230-
/O.NEW.KEWX.FF.W.0001.040927T2331Z-040928T0230Z/
/0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
631 PM CDT MON SEP 27 2004

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
  REAL
  UVALDE

* UNTIL 930 PM CDT

* AT 627 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM NEAR MONTELL...MOVING NORTHEAST
  AT 20 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE UVALDE...SABINAL...RIO
  FRIO...REAGAN WELLS...LEAKEY...KNIPPA...GARNER STATE PARK AND
  CONCAN.

AN AREA OF THUNDERSTORMS MOVING INTO REAL AND UVALDE COUNTIES WAS 
PRODUCING RAINFALL RATES OF 1 TO 2 INCHES PER HOUR. 

HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
- DONT DROWN.

LAT...LON 2914 10008 2912 9947 2956 9945 2958 9964
      2984 9968 3004 9976 3004 9996 2963 9997
      2946 10007

$$
000 
WGUS54 KEWX 272334
FFWSAT
TXC271-280030-
/O.NEW.KEWX.FF.W.0001.040927T2333Z-040928T0030Z/
/0.RS.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
633 PM CDT MON SEP 27 2004

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

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

* UNTIL 730 PM CDT

* AT 627 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
  VERY HEAVY RAIN FROM A THUNDERSTORM 6 MILES EAST OF
  BRACKETTVILLE...MOVING EAST AT 15 MPH.

* OTHER LOCATIONS IN THE WARNING INCLUDE SPOFFORD AND ALAMO VILLAGE.

HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.

A FLASH FLOOD WATCH REMAINS IN EFFCET UNTIL MIDNIGHT.

LAT...LON 2958 10047 2909 10042 2910 10013 2960 10015

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 16, 4:19 PM CSTFlash Flood WarningEWXBandera, Blanco, Gillespie, Hays, Kendall, Kerr and 2 more260 days
Jan 16, 4:26 PM CSTFlash Flood WarningEWXComal, Williamson260 days
Jan 16, 5:39 PM CSTFlash Flood WarningEWXBastrop, Caldwell, DeWitt, Fayette, Gonzales, Lavaca and 1 more260 days
Jan 16, 5:55 PM CSTFlash Flood WarningEWXBexar, Guadalupe, Hays, Travis260 days
Jan 16, 5:59 PM CSTFlash Flood WarningEWXBurnet, DeWitt, Fayette, Gonzales, Lavaca, Llano and 1 more260 days

Nearby

Flash Flood Warnings in Texas, 2004Every flash flood warning in 2004

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.