Alert archive / Texas / Flash Flood Warnings in 2007
Flash Flood Warning 16, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jan 13, 2007, 9:25 AM CST for Hays County, Travis 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 counties it named.
The facts
- Issued
- Jan 13, 2007, 9:25 AM CST (15:25 UTC)
- Expired
- Jan 13, 2007, 11:30 AM CST
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Whole counties
Counties Hays County, TX, Travis County, TX
The radar
The Austin/San Antonio radar (KEWX), 56 km from the middle of the area, began a volume at 15:28 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, 3.4 hours before the alert went out and 280 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
- 624 J/kg
- Mixed-layer CIN
- -16 J/kg
- Mixed-layer LCL
- 621 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 123 m²/s²
- 0-3 km storm-relative helicity
- 220 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 4.0
The text
As transmitted, in the capitals the NWS used until 2016.
000
WGUS54 KEWX 131527
FFWEWX
TXC209-453-131730-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
925 AM CST SAT JAN 13 2007
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS EXTENDED THE
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
TRAVIS
HAYS
* UNTIL 1130 AM CST
* AT 923 AM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
ONLY LIGHT TO MODERATE RAINS ACROSS HAYS AND TRAVIS
COUNTIES...MOVING NORTHEAST AT 20 MPH.
* OTHER LOCATIONS IN THE WARNING INCLUDE LAGO VISTA...MANOR...
PFLUGERVILLE AND WINDEMERE
RAINFALL FROM EARLIER RAINS WILL CAUSE SMALL STREAMS TO RUN OUT OF
BANKS WITH FLASH FLOODING LIKELY.
RUNOFF FROM HEAVY RAIN WILL FLOOD CREEKS, STREAMS, STREET
INTERSECTIONS, CULVERTS AND UNDERPASSES. LOW LYING PLACES THAT
NORMALLY FLOOD COULD BECOME DEATH TRAPS. DO NOT CROSS ANY FLOODED
AREA. TURN AROUND DONT DROWN.
WHEN WATER COVERS THE ROAD...TURN AROUND DONT DROWN. THE LIFE YOU
SAVE MAY BE YOUR OWN.
LAT...LON 3055 9787 3049 9785 3044 9778 3049 9763
3043 9738 3012 9760 2989 9790 2986 9788
2987 9791 2981 9797 3004 9826 3057 9796
$$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, 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 |
| Jan 13, 1:16 PM CST | Flash Flood Warning | EWX | Blanco | 119 min |
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.