Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 212, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Sep 8, 2002, 1:42 PM CDT for Lavaca 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
- Sep 8, 2002, 1:42 PM CDT (18:42 UTC)
- Expired
- Sep 8, 2002, 3:45 PM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Lavaca County, TX
The radar
The Austin/San Antonio radar (KEWX), 119 km from the middle of the area, began a volume at 18:42 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
Corpus Christi, TX (KCRP), launched 12:00Z, 6.7 hours before the alert went out and 190 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
- 2633 J/kg
- Mixed-layer CIN
- -3 J/kg
- Mixed-layer LCL
- 594 m above ground
- 0-6 km bulk shear
- 16 kt
- 0-1 km storm-relative helicity
- 101 m²/s²
- 0-3 km storm-relative helicity
- 212 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 081842 FFWSAT TXC285-082045- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 139 PM CDT SUN SEP 8 2002 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... LAVACA * UNTIL 345 PM CDT * AT 139 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN 8 MILES EAST OF HALLETTSVILLE...OR ABOUT 22 MILES SOUTHWEST OF COLUMBUS...MOVING NORTH AT 20 MPH. RAINFALL RATES ARE ESTIMATED AT 2 INCHES AN HOUR. 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 2918 9684 2934 9661 2962 9685 2961 9712
1 follow-up statement
000 WGUS74 KEWX 081943 FFSSAT TXC285-082015- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 243 PM CDT SUN SEP 8 2002 ...THE FLASH FLOOD WARNING FOR LAVACA COUNTY HAS BEEN CANCELLED... NATIONAL WEATHER SERVICE RADAR INDICATED THE HEAVY RAINFALL WAS ENDING ACROSS THE WARNED AREA...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 BEEN CANCELLED. 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 |
|---|---|---|---|---|
| Sep 7, 7:03 PM CDT | Flash Flood Warning | EWX | Uvalde | 117 min |
| Sep 7, 8:00 PM CDT | Flash Flood Warning | EWX | Travis, Williamson | 2 hr |
| Sep 7, 8:47 PM CDT | Flash Flood Warning | EWX | Burnet, Gillespie, Llano | 118 min |
| Sep 7, 10:00 PM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| Sep 7, 11:03 PM CDT | Flash Flood Warning | EWX | Burnet, Llano | 117 min |
| Sep 8, 1:01 AM CDT | Flash Flood Warning | EWX | Llano | 119 min |
| Sep 8, 4:18 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Sep 8, 9:15 AM CDT | Flash Flood Warning | EWX | DeWitt | 3 hr |
| Sep 8, 9:59 AM CDT | Flash Flood Warning | EWX | Blanco, Burnet, Llano, Travis, Williamson | 2 hr |
| Sep 8, 12:06 PM CDT | Flash Flood Warning | EWX | Burnet, Williamson | 114 min |
| Sep 8, 2:00 PM CDT | Flash Flood Warning | EWX | Atascosa | 3 hr |
| Sep 8, 4:53 PM CDT | Flash Flood Warning | EWX | Bexar, Karnes, Wilson | 3 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.