Alert archive / Texas / Flash Flood Warnings in 2003

Flash Flood Warning 19, NWS Austin/San Antonio, TX

March 25, 2003Burnet County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Mar 25, 2003, 6:29 PM CST for Burnet County, Texas. It was in force for 2 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
Mar 25, 2003, 6:29 PM CST (00:29 UTC)
Expired
Mar 25, 2003, 8:30 PM CST
In force
2 hr
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Burnet County, TX

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.5 hours before the alert went out and 262 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, Fort Worth, TX at 00:00Z on 2003-03-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 415 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, Fort Worth, TX at 00:00Z on 2003-03-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 89 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
415 J/kg
Mixed-layer CIN
-201 J/kg
Mixed-layer LCL
1006 m above ground
0-6 km bulk shear
45 kt
0-1 km storm-relative helicity
89 m²/s²
0-3 km storm-relative helicity
270 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

000 
WGUS54 KEWX 260030
FFWSAT
TXC053-260230-

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
629 PM CST TUE MAR 25 2003

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

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

* UNTIL 830 PM CST

* AT 629 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN
  7 MILES NORTHEAST OF SPICEWOOD...OR ABOUT 10 MILES EAST OF MARBLE
  FALLS...MOVING SOUTHEAST AT 10 MPH.

* THE THUNDERSTORM WITH EXCESSIVE RAINFALL WILL BE...
  6 MILES SOUTHEAST OF BERTRAM AT 700 PM

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 3051 9832 3046 9815 3075 9801 3076 9810

$$
1 follow-up statement
000 
WGUS74 KEWX 260230
FFSSAT
TXC053-260245-

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
830 PM CST TUE MAR 25 2003

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

NATIONAL WEATHER SERVICE RADAR INDICATED THE RAINFALL HAS ENDED AND
THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE...
BUT THE THREAT OF SERIOUS FLOODING HAS ENDED AND THE FLASH FLOOD
WARNING HAS EXPIRED.

STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION.

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 6:04 PM CSTSevere Thunderstorm WarningEWXBandera56 min
Mar 25, 7:09 PM CSTSevere Thunderstorm WarningEWXMaverick66 min
Mar 25, 7:20 PM CSTSevere Thunderstorm WarningEWXBexar55 min
Mar 25, 7:33 PM CSTSevere Thunderstorm WarningEWXTravis57 min
Mar 25, 7:50 PM CSTSevere Thunderstorm WarningEWXWilliamson40 min
Mar 25, 8:19 PM CSTSevere Thunderstorm WarningEWXDimmit, Maverick56 min
Mar 25, 8:38 PM CSTSevere Thunderstorm WarningEWXZavala52 min
Mar 25, 8:52 PM CSTSevere Thunderstorm WarningEWXBastrop53 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.