Alert archive / Texas / Flash Flood Warnings in 2007
Flash Flood Warning 21, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jan 13, 2007, 1:16 PM CST for Blanco County, Texas. It was in force for 119 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Jan 13, 2007, 1:16 PM CST (19:16 UTC)
- Expired
- Jan 13, 2007, 3:15 PM CST
- In force
- 119 min
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
County Blanco County, TX
The radar
The Austin/San Antonio radar (KEWX), 72 km from the middle of the area, began a volume at 19:18 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, 7.3 hours before the alert went out and 256 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
- 173 J/kg
- Mixed-layer CIN
- -110 J/kg
- Mixed-layer LCL
- 569 m above ground
- 0-6 km bulk shear
- 52 kt
- 0-1 km storm-relative helicity
- 204 m²/s²
- 0-3 km storm-relative helicity
- 226 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.7
The text
As transmitted, in the capitals the NWS used until 2016.
000 WGUS54 KEWX 131917 FFWEWX TXC031-132115- BULLETIN - EAS ACTIVATION REQUESTED FLASH FLOOD WARNING NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 116 PM CST SAT JAN 13 2007 THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A * FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES... BLANCO * UNTIL 315 PM CST * AT 113 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED HEAVY RAINFALL ACROSS THE JOHNSON CITY TO ROUND MOUNTAIN AREA. RAINFALL RATES WERE 1 TO 2 INCHES PER HOUR. * LOCATIONS IN THE WARNING INCLUDE ROUND MOUNTAIN AND CYPRESS MILL WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU SAVE MAY BE YOUR OWN. LAT...LON 3030 9853 3028 9827 3044 9816 3048 9853 $$
1 follow-up statement
000 WGUS74 KEWX 132030 FFSEWX FLASH FLOOD STATEMENT NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX 229 PM CST SAT JAN 13 2007 TXC031-132039- BLANCO TX- 229 PM CST SAT JAN 13 2007 ...THE FLASH FLOOD WARNING HAS BEEN CANCELLED FOR BLANCO COUNTY... AT 227 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED ONLY LIGHT RAINS ACROSS BLANCO COUNTY. AS A RESULT...THE THREAT FOR FLASH FLOODING HAS ENDED. HOWEVER...A FEW ROADS REMAIN CLOSED FROM EARLIER HEAVY RAINS. LAT...LON 3030 9853 3028 9827 3044 9816 3048 9853 $$
The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jan 13, 6:25 AM CST | Flash Flood Warning | EWX | Hays, Travis | 3 hr |
| Jan 13, 7:24 AM CST | Flash Flood Warning | EWX | Comal, Guadalupe | 3 hr |
| Jan 13, 8:44 AM CST | Flash Flood Warning | EWX | Williamson | 2 hr |
| Jan 13, 9:25 AM CST | Flash Flood Warning | EWX | Hays, Travis | 2 hr |
| Jan 13, 10:13 AM CST | Flash Flood Warning | EWX | Blanco, Kendall | 3 hr |
| Jan 13, 10:32 AM CST | Flash Flood Warning | EWX | Comal, Guadalupe | 3 hr |
| Jan 13, 10:45 AM CST | Flash Flood Warning | EWX | Williamson | 3 hr |
| Jan 13, 11:11 AM CST | Flash Flood Watch | EWX | Atascosa, Bastrop, Bexar, Blanco, Burnet, Caldwell and 15 more | 9 hr |
| Jan 13, 11:16 AM CST | Flash Flood Warning | EWX | Hays, Travis | 2 hr |
| Jan 13, 12:20 PM CST | Winter Storm Watch | EWX | Atascosa, Bexar, DeWitt, Dimmit, Frio, Gonzales and 10 more | 16 hr |
| Jan 13, 12:20 PM CST | Winter Storm Warning | EWX | Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more | 4 days |
Nearby
Flash Flood Warnings in Texas, 2007Every flash flood warning in 2007
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.