Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 49, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 1, 2002, 7:54 PM CDT for Bexar County, Texas. It was in force for 4 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 1, 2002, 7:54 PM CDT (00:54 UTC)
- Expired
- Jul 2, 2002, 12:00 AM CDT
- In force
- 4 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Bexar County, TX
The radar
The Austin/San Antonio radar (KEWX), 51 km from the middle of the area, began a volume at 00:58 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, 0.9 hours before the alert went out and 224 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
- 1267 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 1097 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 14 m²/s²
- 0-3 km storm-relative helicity
- 101 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 1.2
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 020054
FFWSAT
TXC029-020500-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
755 PM CDT MON JUL 1 2002
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
BEXAR
* UNTIL MIDNIGHT CDT
* AT 754 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN
OVER MUCH OF NORTHERN SAN ANTONIO...MOVING NORTHEAST AT 5 MPH.
RAINFALL RATES OF 3 TO 4.5 INCHES PER HOUR.
* THIS WARNING INCLUDES LOCATIONS IN AND AROUND...
ALAMO HEIGHTS
HILL COUNTRY VILLAGE
HOLLYWOOD PARK
WINDCREST
CONVERSE
SHAVANO PARK
BALCONES HEIGHTS
CASTLE HILLS
OLMOS PARK
THIS IS A DANGEROUS SITUATION.
FLOOD WATERS ARE MOVING DOWN OLMOS CREEK...LEON CREEK...SALADO
CREEK...APACHE CREEK...ZARZOMORA CREEK AND THE SAN ANTONIO RIVER.
THEY WILL BE IN FLOOD CONDITIONS AT LEAST THROUGH MIDNIGHT.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODS AND FLASH FLOODS. IF FLASH FLOODING IS OBSERVED ACT
QUICKLY. MOVE UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY
IN AREAS SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
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 2942 9879 2932 9840 2951 9821 2967 9840
2973 9840 2972 9844 2975 9860 2971 98801 follow-up statement
000 WGUS74 KEWX 020222 FFSSAT TXC029-020300- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 923 PM CDT MON JUL 1 2002 ...A FLASH FLOOD WARNING CONTINUES FOR BEXAR COUNTY UNTIL MIDNIGHT CDT... AT 920 PM CDT...VERY HEAVY RAINFALL CONTINUES ACROSS FAR NORTHERN BEXAR COUNTY. THE HEAVIEST RAINFALL WITH RATES OF 2 TO 3.5 INCHES PER HOUR WAS BETWEEN THE DOMINION AND STONE OAK. ELSEWHERE ACROSS NORTHERN BEXAR COUNTY...RAINFALL RATES WERE BETWEEN ONE HALF AND ONE INCH PER HOUR. THE HEAVIEST RAINS WERE DRIFTING TO THE NORTHEAST AT 5 MPH AND WERE DECREASING. HOWEVER...SHOWERS AND THUNDERSTORMS WERE BEGINNING TO REDEVLOP ACROSS THE REMAINDER OF BEXAR COUNTY. THIS IS A VERY DANGEROUS SITUATION. THERE IS WIDESPREAD FLOODING ACROSS MUCH OF NORTHERN AND CENTRAL BEXAR COUNTY. A FLOOD WARNING HAS BEEN ISSSUED FOR LEON CREEK...SALADO CREEK...OLMOS CREEK...AND APACHE CREEK. MAJOR FLOODING IS EXPECTED ON THESE CREEKS. TRAVEL IS NOT RECOMMENDED. 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 1, 7:10 PM CDT | Flash Flood Warning | EWX | Comal | 3 hr |
| Jul 1, 8:58 PM CDT | Flash Flood Warning | EWX | Hays | 3 hr |
| Jul 1, 9:39 PM CDT | Flash Flood Warning | EWX | Comal | 2 hr |
| Jul 1, 9:58 PM CDT | Flash Flood Warning | EWX | Travis | 2 hr |
| Jul 1, 11:40 PM CDT | Flash Flood Warning | EWX | Bexar, Comal, Hays, Kendall, Travis | 4 hr |
| Jul 2, 1:18 AM CDT | Flash Flood Warning | EWX | Bandera, Medina, Uvalde | 117 min |
| Jul 2, 2:29 AM CDT | Flash Flood Warning | EWX | Gillespie, Kerr, Real | 6 hr |
| Jul 2, 2:51 AM CDT | Flash Flood Warning | EWX | Bandera, Medina, Uvalde | 6 hr |
| Jul 2, 3:04 AM CDT | Flash Flood Warning | EWX | Bexar, Blanco, Burnet, Comal, Kendall | 5 hr |
| Jul 2, 3:47 AM CDT | Flash Flood Warning | EWX | Wilson | 5 hr |
| Jul 2, 4:29 AM CDT | Flash Flood Warning | EWX | DeWitt, Gonzales, Guadalupe, Karnes | 4 hr |
| Jul 2, 4:37 AM CDT | Flash Flood Warning | EWX | Kinney | 4 hr |
| Jul 2, 6:01 AM CDT | Flash Flood Warning | EWX | Caldwell, Hays | 6 hr |
| Jul 2, 6:04 AM CDT | Flash Flood Warning | EWX | Lavaca | 6 hr |
| Jul 2, 6:44 AM CDT | Flash Flood Warning | EWX | Bandera, Blanco, Burnet, Gillespie, Kendall, Kerr and 4 more | 5 hr |
| Jul 2, 6:50 AM CDT | Flash Flood Warning | EWX | Bexar, Comal, DeWitt, Gonzales, Guadalupe, Karnes and 1 more | 5 hr |
| Jul 2, 7:23 AM CDT | Flash Flood Warning | EWX | Bastrop, Fayette, Travis | 5 hr |
| Jul 2, 11:41 AM CDT | Flash Flood Warning | EWX | Edwards, Kinney, Uvalde | 4 hr |
| Jul 2, 11:50 AM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Hays and 4 more | 4 hr |
| Jul 2, 12:00 PM CDT | Flash Flood Warning | EWX | Bandera, Bexar, Blanco, Burnet, Comal, Gillespie and 7 more | 4 hr |
| Jul 2, 3:34 PM CDT | Flash Flood Warning | EWX | Blanco, Burnet, Llano | 4 hr |
| Jul 2, 3:44 PM CDT | Flash Flood Warning | EWX | Bastrop, Fayette, Lavaca, Lee | 4 hr |
| Jul 2, 3:52 PM CDT | Flash Flood Warning | EWX | Bandera, Bexar, Caldwell, Comal, DeWitt, Gillespie and 12 more | 4 hr |
Nearby
Flash Flood Warnings in Texas, 2002Every flash flood warning in 2002
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.