Alert archive / Texas / Flash Flood Warnings in 2002
Flash Flood Warning 174, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 16, 2002, 4:35 PM CDT for Real County, Texas. It was in force for 100 min. 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 16, 2002, 4:35 PM CDT (21:35 UTC)
- Expired
- Jul 16, 2002, 6:15 PM CDT
- In force
- 100 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Real County, TX
The radar
The Laughlin AFB radar (KDFX), 71 km from the middle of the area, began a volume at 21:38 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, 9.6 hours before the alert went out and 105 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
- 930 J/kg
- Mixed-layer CIN
- -4 J/kg
- Mixed-layer LCL
- 599 m above ground
- 0-6 km bulk shear
- 8 kt
- 0-1 km storm-relative helicity
- 15 m²/s²
- 0-3 km storm-relative helicity
- 31 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 162135 FFWSAT TXC385-162315- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 429 PM CDT TUE JUL 16 2002 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... REAL * UNTIL 615 PM CDT * AT 429 PM...WEATHER SERVICE DOPPLER RADAR INDICATED VERY HEAVY RAIN OVER THE NORTHERN HALF OF REAL COUNTY WITH RAINFALL RATES OF BETWEEN ONE AND TWO INCHES PER HOUR. ADDITIONAL RAINFALL OF ONE TO TWO INCHES WILL RESULT IN FLOODING OF LOW WATER CROSSINGS AND SMALL CREEKS AND STREAMS OVER THE NEXT COUPLE HOURS. IN ADDITION...A RISE CAN EXPECTED ON THE FRIO RIVER...BUT EXPECTED TO REMAIN BELOW FLOOD STAGE. 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 2969 10000 2967 9968 2990 9972 3007 9996
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 15, 7:11 PM CDT | Flash Flood Warning | EWX | Atascosa | 2 hr |
| Jul 16, 8:40 AM CDT | Flash Flood Warning | EWX | DeWitt, Fayette, Gonzales, Lavaca | 4 hr |
| Jul 16, 11:12 AM CDT | Flash Flood Warning | EWX | Comal, Hays | 108 min |
| Jul 16, 12:42 PM CDT | Flash Flood Warning | EWX | Bandera, Comal, Kendall, Kerr | 3 hr |
| Jul 16, 12:43 PM CDT | Flash Flood Warning | EWX | Bandera, Comal, Kendall, Kerr | 3 hr |
| Jul 16, 4:14 PM CDT | Flash Flood Warning | EWX | Blanco | 2 hr |
| Jul 16, 4:47 PM CDT | Flash Flood Warning | EWX | DeWitt, Karnes | 103 min |
| Jul 16, 5:23 PM CDT | Flash Flood Warning | EWX | Burnet | 2 hr |
| Jul 16, 5:37 PM CDT | Flash Flood Warning | EWX | Atascosa | 113 min |
| Jul 16, 5:51 PM CDT | Flash Flood Warning | EWX | Bexar, Wilson | 3 hr |
| Jul 16, 6:20 PM CDT | Flash Flood Warning | EWX | Fayette, Lee | 3 hr |
| Jul 16, 6:33 PM CDT | Flash Flood Warning | EWX | Guadalupe | 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.