Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 243, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Oct 9, 2002, 10:16 AM CDT for Frio County, Zavala 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 counties it named.
The facts
- Issued
- Oct 9, 2002, 10:16 AM CDT (15:16 UTC)
- Expired
- Oct 9, 2002, 1:15 PM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Frio County, TX, Zavala County, TX
The nearest sounding before it
Del Rio, TX (KDRT), launched 12:00Z, 3.3 hours before the alert went out and 148 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
- 394 J/kg
- Mixed-layer CIN
- -114 J/kg
- Mixed-layer LCL
- 749 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 76 m²/s²
- 0-3 km storm-relative helicity
- 105 m²/s²
- Significant tornado parameter
- 0.1
- Supercell composite
- 2.3
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 091516 FFWSAT TXC163-507-091815- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1014 AM CDT WED OCT 9 2002 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... FRIO ZAVALA * UNTIL 115 PM CDT * AT 1010 AM...WEATHER SERVICE DOPPLER RADAR INDICATED THUNDERSTORMS WITH HEAVY RAINS ACROSS EXTREME NORTHEAST ZAVALA COUNTY MOVNG EAST AROUND 20 MPH. RAINFALL RATES OF UP TO 2 AND A HALF INCHES PER HOUR WERE INDICATED IN THESE STORMS. ACROSS NORTHERN ZAVALA COUNTY...SECONDARY ROADS...LOW BRIDGES AND CROSSINGS WILL FLOOD OVER MUCH OF ZAVALA COUNTY THE NEXT FEW HOURS. ACROSS FRIO COUNTY...SMALL STREAMS AND CREEKS WILL BE OUT OF BANKS AND FLOODING LOW-LYING AREAS. SOME SECONDARY ROADS AND CROSSINGS WILL FLOOD...MAKING THEM VERY DANGEROUS TO AUTO TRAFFIC. 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.
1 follow-up statement
000 WGUS74 KEWX 091742 FFSSAT TXC163-507-091845- FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 1242 PM CDT WED OCT 9 2002 ...THE FLASH FLOOD WARNING FOR FRIO AND ZAVALA COUNTIES WILL BE ALLOWED TO EXPIRE AT 115 PM CDT... NATIONAL WEATHER SERVICE RADAR INDICATED SIGNIFICANT RAINS WERE ENDING AND THE FLOOD THREAT WAS DIMINISHING. SOME MINOR FLOODING MAY CONTINUE...BUT THE THREAT OF SERIOUS FLOODING HAS ENDED AND THE FLASH FLOOD WARNING WILL BE ALLOWED TO EXPIRE. 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 |
|---|---|---|---|---|
| Oct 8, 8:00 PM CDT | Flash Flood Warning | EWX | Guadalupe | 4 hr |
| Oct 8, 8:47 PM CDT | Flash Flood Warning | EWX | Atascosa, Wilson | 3 hr |
| Oct 8, 9:22 PM CDT | Severe Thunderstorm Warning | EWX | Atascosa, Wilson | 53 min |
| Oct 8, 9:32 PM CDT | Flash Flood Warning | EWX | Caldwell | 4 hr |
| Oct 8, 10:32 PM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Oct 8, 10:59 PM CDT | Flash Flood Warning | EWX | Kinney, Val Verde | 3 hr |
| Oct 8, 11:51 PM CDT | Flash Flood Warning | EWX | Guadalupe | 114 min |
| Oct 9, 1:02 AM CDT | Flash Flood Warning | EWX | Bandera, Bexar, Kinney, Maverick, Medina, Real and 1 more | 4 hr |
| Oct 9, 1:27 AM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell, Fayette, Gonzales, Guadalupe, Wilson | 4 hr |
| Oct 9, 3:17 AM CDT | Flash Flood Warning | EWX | Atascosa | 3 hr |
| Oct 9, 4:57 AM CDT | Flash Flood Warning | EWX | Caldwell, Gonzales, Guadalupe, Wilson | 2 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.