Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 91, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 11, 2003, 8:23 PM CDT for Kerr 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
- Oct 11, 2003, 8:23 PM CDT (01:23 UTC)
- Expired
- Oct 11, 2003, 11:30 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Kerr County, TX
The radar
The Austin/San Antonio radar (KEWX), 127 km from the middle of the area, began a volume at 01:24 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.
The nearest sounding before it
Del Rio, TX (KDRT), launched 00:00Z, 1.4 hours before the alert went out and 169 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.
- Mixed-layer CAPE
- 76 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 596 m above ground
- 0-6 km bulk shear
- 18 kt
- 0-1 km storm-relative helicity
- -13 m²/s²
- 0-3 km storm-relative helicity
- -42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 120125
FFWSAT
TXC265-120430-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
823 PM CDT SAT OCT 11 2003
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTY...
KERR
* UNTIL 1130 PM CDT
* AT 823 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN
OCCURRING OVER THIS COUNTY. THIS RAIN WILL CONTINUE FOR SEVERAL
HOURS. RAINFALL AMOUNTS ARE AVERAGING AROUND ONE HALF TO ONE INCH
INCH AN HOUR WITH ISOLATED AMOUNTS UP TO TWO INCHES ALSO OCCURRING.
EXCESSIVE RUNOFF FROM THESE STORMS IS FLOODING SMALL CREEKS AND
STREAMS...HIGHWAYS...UNDERPASSES AND COUNTRY ROADS.
LAT...LON 2988 9898 3009 9896 3012 9933 3027 9936
3025 9972 2995 9967 2997 9924
$$1 follow-up statement
000 WGUS74 KEWX 120159 FFSSAT TXC265-120430- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 847 PM CDT SAT OCT 11 2003 ...A FLASH FLOOD WARNING CONTINUES FOR KERR COUNTY UNTIL 1130 PM CDT... AT 847 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED LIGHT TO MODERATE RAIN FALLING ACROSS THE EASTERN TWO THIRDS OF KERR COUNTY. EVEN THOUGH THE HEAVY RAIN HAS TAPERED OFF...2 TO AS MUCH AS 4 INCHES OF RAIN HAVE ALREADY FALLEN OVER SATURATED GROUND. ANOTHER ROUND OF MODERATE TO LOCALLY HEAVY RAIN COULD ENCROACH ON THE AREA LATER ON TONIGHT AS A SECOND WAVE OF MOISTURE SWEEPS OVER THE MEXICAN PLATEAU. LOCAL LAW ENFORCEMENT REPORTED ROAD CLOSURES ALONG HIGHWAY 1340 AND 39 ABOVE HUNT. ON TOP OF ROAD CLOSURES...NUMEROUS LOW WATER CROSSINGS ARE IMPASSABLE. THIS IS A DANGEROUS SITUATION. RESIDENTS AND MOTORISTS ARE URGED TO USE EXTREME CAUTION AS ADDITIONAL HEAVY RAINS WILL ONLY AGGRAVATE THE SITUATION. A RIVER FLOOD WARNING HAS ALSO BEEN ISSUED FOR THE GUADALUPE RIVER NEAR HUNT. ALL PREPARATIONS TO PROTECT LIFE AND PROPERTY SHOULD BE RUSHED TO COMPLETION AS FLOOD WATERS CAN RISE RAPIDLY IN RESPONSE TO VERY HEAVY RAINS. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$ KW
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Oct 11, 7:24 PM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Maverick, Real, Uvalde, Val Verde | 4 hr |
| Oct 11, 11:16 PM CDT | Flash Flood Warning | EWX | Dimmit, Edwards, Frio, Kinney, Maverick, Real and 3 more | 4 hr |
| Oct 12, 2:14 AM CDT | Flash Flood Warning | EWX | Atascosa | 4 hr |
| Oct 12, 2:56 AM CDT | Flash Flood Warning | EWX | Real | 64 min |
| Oct 12, 3:02 AM CDT | Flash Flood Warning | EWX | Dimmit, Frio, Maverick, Medina, Uvalde, Zavala | 3 hr |
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; radar from the NEXRAD Level II archive.