Alert archive / Texas / Flash Flood Warnings in 2003
Flash Flood Warning 46, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 5, 2003, 10:10 AM CDT for Medina County, Uvalde 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
- Jul 5, 2003, 10:10 AM CDT (15:10 UTC)
- Expired
- Jul 5, 2003, 12:15 PM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
Counties Medina County, TX, Uvalde County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 3.2 hours before the alert went out and 133 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
- 476 J/kg
- Mixed-layer CIN
- -18 J/kg
- Mixed-layer LCL
- 652 m above ground
- 0-6 km bulk shear
- 5 kt
- 0-1 km storm-relative helicity
- 9 m²/s²
- 0-3 km storm-relative helicity
- 4 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 051516 FFWSAT TXC325-463-051715- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1010 AM CDT SAT JUL 5 2003 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... MEDINA UVALDE * UNTIL 1215 PM CDT * AT 1010 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAIN EXTENDING FROM JUST SOUTHEAST OF UVALDE TO 14 MILES SOUTH OF SABINAL TO HONDO...MOVING NORTHEAST AT 15 TO 20 MPH. RAINFALL RATES OF ONE TO ONE AND ONE HALF INCHES PER HOUR AND LIGHTNING WILL CONTINUE OVER THE WARNING AREA THROUGH NOON. HONDO MUNICIPAL AIRPORT ALREADY REPORTED NEARLY FOUR INCHES OF RAIN SINCE EARLIER 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 2960 9996 2911 9975 2914 9886 2955 9883 $$
1 follow-up statement
000 WGUS74 KEWX 051611 FFSSAT TXC325-463-051715- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1104 AM CDT SAT JUL 5 2003 ...A FLASH FLOOD WARNING CONTINUES FOR MEDINA AND UVALDE COUNTIES UNTIL 1215 PM CDT... AT 1105 AM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING VERY HEAVY RAINFALL EXTENDING FROM 10 MILES SOUTH OF SABINAL TO YANCEY TO CASTROVILLE MOVING NORTHEAST AT 15 TO 20 MPH. RAINFALL RATES OF ONE TO TWO INCHES PER HOUR AND LIGHTNING WILL CONTINUE THROUGH THE NEXT HOUR AND A HALF. UPWARDS OF TWO TO FOUR INCHES OF RAIN HAVE FALLEN SINCE EARLIER THIS MORNING...CAUSING RIVERS AND STREAMS IN LOW LYING AREAS TO RISE. DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE WATER COVERS THE ROAD. VEHICLES CAUGHT IN RISING WATER SHOULD BE ABANDONED QUICKLY. MOVE TO HIGHER GROUND. STAY TUNED TO LOCAL MEDIA OUTLETS FOR THE LATEST WEATHER INFORMATION. $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 5, 6:50 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jul 5, 7:25 AM CDT | Flash Flood Warning | EWX | Medina, Uvalde | 3 hr |
| Jul 5, 10:24 AM CDT | Flash Flood Warning | EWX | Frio, Zavala | 3 hr |
| Jul 5, 11:57 AM CDT | Flash Flood Warning | EWX | Medina, Uvalde | 2 hr |
| Jul 5, 1:26 PM CDT | Flash Flood Warning | EWX | Frio, Zavala | 3 hr |
| Jul 5, 1:59 PM CDT | Flash Flood Warning | EWX | Medina, Uvalde | 2 hr |
| Jul 5, 2:52 PM CDT | Flash Flood Warning | EWX | Dimmit, Maverick | 113 min |
| Jul 5, 3:58 PM CDT | Flash Flood Warning | EWX | Frio, Medina, Uvalde, Zavala | 4 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.