Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 44, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 1, 2002, 3:22 PM CDT for Kendall 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
- Jul 1, 2002, 3:22 PM CDT (20:22 UTC)
- Expired
- Jul 1, 2002, 6:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Kendall County, TX
The radar
The Austin/San Antonio radar (KEWX), 75 km from the middle of the area, began a volume at 20:22 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 12:00Z, 8.4 hours before the alert went out and 209 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
- 676 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 625 m above ground
- 0-6 km bulk shear
- 14 kt
- 0-1 km storm-relative helicity
- -17 m²/s²
- 0-3 km storm-relative helicity
- 19 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 012022
FFWSAT
TXC259-012315-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
323 PM CDT MON JUL 1 2002
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
KENDALL
* UNTIL 615 PM CDT
* AT 319 PM...WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAIN
BETWEEN COMFORT...BOERNE...AND SISTERDALE. RAINFALL RATES OF
ONE-HALF TO ONE AND ONE-HALF INCH PER HOUR WERE ESTIMATED. THE
RAINS WERE MOVING SLOWLY NORTH AT 5 MPH.
THE SOILS ARE SATURATED FROM PREVIOUS RAINS AND RUNOFF WILL BE
RAPID AND FLASH FLOODING WILL OCCUR IN THE NEXT TWO TO THREE HOURS.
A FLASH FLOOD WARNING MEANS THAT FLOODING IS OCCURRING OR IS
IMMINENT. MOST FLASH FLOOD DEATHS OCCUR IN AUTOMOBILES. DO NOT
ATTEMPT TO CROSS BRIDGES...DIPS...OR OTHER LOW SPOTS IF WATER COVERS
THE ROADWAY. NEVER TRY TO CROSS A FLOWING STREAM...EVEN A SMALL
ONE...ON FOOT. TO ESCAPE RISING WATER MOVE UP TO HIGHER GROUND.
LAT...LON 2980 9893 2973 9878 2995 9844 3013 9861
3013 98921 follow-up statement
000 WGUS74 KEWX 012231 FFSSAT TXC259-012330- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 529 PM CDT MON JUL 1 2002 ...A FLASH FLOOD WARNING CONTINUES FOR KENDALL COUNTY UNTIL 615 PM CDT... AT 528 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUES TO SHOW HEAVY RAINS ACROSS MAINLY SOUTHERN KENDALL COUNTY BETWEEN BOERNE AND COMFORT. RAINFALL RATES WERE ESTIMATED TO BE 1 TO 2 INCHES PER HOUR. THE RAINS WERE MOVING SLOWLY EAST AT 5 MPH. 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 1, 4:28 AM CDT | Flash Flood Warning | EWX | Bexar | 2 hr |
| Jul 1, 6:36 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jul 1, 6:56 AM CDT | Flash Flood Warning | EWX | Gonzales, Guadalupe | 2 hr |
| Jul 1, 7:48 AM CDT | Flash Flood Warning | EWX | Atascosa | 117 min |
| Jul 1, 8:50 AM CDT | Flash Flood Warning | EWX | Frio | 3 hr |
| Jul 1, 9:31 AM CDT | Flash Flood Warning | EWX | Atascosa, Bexar | 2 hr |
| Jul 1, 12:07 PM CDT | Flash Flood Warning | EWX | Dimmit, Zavala | 3 hr |
| Jul 1, 12:12 PM CDT | Flash Flood Warning | EWX | Atascosa, Bexar, Frio | 3 hr |
| Jul 1, 4:09 PM CDT | Flash Flood Warning | EWX | Medina | 3 hr |
| Jul 1, 5:02 PM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jul 1, 6:20 PM CDT | Flash Flood Warning | EWX | Kendall | 115 min |
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.