Alert archive / Texas / Flash Flood Warnings in 2005
Flash Flood Warning 75, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 9, 2005, 8:10 AM CDT for Williamson 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 outline as issued.
The facts
- Issued
- Aug 9, 2005, 8:10 AM CDT (13:10 UTC)
- Expired
- Aug 9, 2005, 11:15 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Counties, with a storm outline in the text
County Williamson County, TX
The nearest sounding before it
Fort Worth, TX (KFWD), launched 12:00Z, 1.2 hours before the alert went out and 244 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
- 125 J/kg
- Mixed-layer CIN
- -135 J/kg
- Mixed-layer LCL
- 1281 m above ground
- 0-6 km bulk shear
- 2 kt
- 0-1 km storm-relative helicity
- -40 m²/s²
- 0-3 km storm-relative helicity
- -14 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 091312
FFWEWX
TXC491-091615-
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
810 AM CDT TUE AUG 9 2005
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR THE FOLLOWING COUNTIES...
WILLIAMSON
* UNTIL 1115 AM CDT
* AT 806 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED
VERY HEAVY RAIN FROM THUNDERSTORMS OVER WILLIAMSON COUNTY. VERY
LITTLE MOVEMENT WAS INDICATED. RAINFALL RATES OR ONE TO TWO INCHES
PER HOUR ARE POSSIBLE.
* LOCATIONS IN THE WARNING INCLUDE WEIR...TAYLOR...SERENADA...LIBERTY
HILL...HUTTO...GRANGER...GEORGETOWN DAM...GEORGETOWN...FLORENCE AND
ANDICE.
HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
DONT DROWN.
LAT...LON 3067 9795 3052 9776 3053 9740 3071 9734
3087 9782
$$4 follow-up statements
000
WGUS74 KEWX 091417
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
915 AM CDT TUE AUG 9 2005
TXC491-091615-
WILLIAMSON TX-
915 AM CDT TUE AUG 9 2005
...A FLASH FLOOD WARNING CONTINUES UNTIL 1115 AM CDT FOR WILLIAMSON
COUNTY...
AT 912 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE THUNDERSTORMS PRODUCING VERY HEAVY RAIN OVER MAINLY EASTERN
WILLIAMSON COUNTY...EAST OF INTERSTATE 35. ADDITIONAL RAINFALL OF 1
TO 3 INCHES IS POSSIBLE DURING THE NEXT TWO HOURS.
LOCATIONS IN THE WARNING INCLUDE WEIR...SERENADA...LIBERTY HILL...
GRANGER...FLORENCE AND ANDICE.
HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
DONT DROWN.
LAT...LON 3067 9795 3052 9776 3053 9740 3071 9734
3087 9782
$$000
WGUS74 KEWX 091543
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1041 AM CDT TUE AUG 9 2005
TXC491-091615-
WILLIAMSON TX-
1041 AM CDT TUE AUG 9 2005
...A FLASH FLOOD WARNING CONTINUES UNTIL 1115 AM CDT FOR WILLIAMSON
COUNTY...
AT 1036 AM CDT...THUNDERSTORMS PRODUCING HEAVY RAINFALL WERE LOCATED
ACROSS WILLIAMSON COUNTY. RAINFALL REPORTS OF UP TO TWO INCHES HAVE
BEEN REPORTED. THIS RAINFALL HAS CAUSED STREET FLOODING. ADDITIONAL
RAINFALL AMOUNTS OF ONE HALF TO ONE INCH ARE EXPECTED.
LOCATIONS IN THE WARNING INCLUDE WEIR...SERENADA...LIBERTY HILL...
GRANGER...FLORENCE AND ANDICE.
HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
DONT DROWN.
LAT...LON 3067 9795 3052 9776 3053 9740 3071 9734
3087 9782
$$000
WGUS74 KEWX 091544 CCA
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1041 AM CDT TUE AUG 9 2005
TXC491-091615-
WILLIAMSON TX-
1041 AM CDT TUE AUG 9 2005
...A FLASH FLOOD WARNING CONTINUES UNTIL 1115 AM CDT FOR WILLIAMSON
COUNTY...
AT 1036 AM CDT...THUNDERSTORMS PRODUCING HEAVY RAINFALL WERE LOCATED
ACROSS WILLIAMSON COUNTY. RAINFALL REPORTS OF UP TO TWO INCHES HAVE
BEEN REPORTED. THIS RAINFALL HAS CAUSED STREET FLOODING IN AND
AROUND TAYLOR. ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO ONE INCH
ARE EXPECTED. RAINFALL WAS MOVING NORTHEAST AT 15 MPH.
LOCATIONS IN THE WARNING INCLUDE WEIR...SERENADA...LIBERTY HILL...
GRANGER...FLORENCE AND ANDICE.
HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL CREEKS AND STREAMS...
COUNTRY ROADS...AND FARMLAND ALONG THE BANKS OF CREEKS AND STREAMS.
FLASH FLOODING IS OCCURRING OR IS IMMINENT. MOST FLOOD DEATHS OCCUR
IN AUTOMOBILES. DO NOT ATTEMPT TO CROSS WATER COVERED AREAS. A LITTLE
OVER A FOOT OF WATER CAN CARRY AWAY MOST CARS AND TRUCKS. TURN AROUND
DONT DROWN.
LAT...LON 3067 9795 3052 9776 3053 9740 3071 9734
3087 9782
$$000
WGUS74 KEWX 091627
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1124 AM CDT TUE AUG 9 2005
TXC491-091634-
WILLIAMSON TX-
1124 AM CDT TUE AUG 9 2005
...THE FLASH FLOOD WARNING FOR WILLIAMSON COUNTY EXPIRED AT 1115 AM
CDT...
THE HEAVIEST RAINFALL IS CURRENTLY MOVING OUT OF NORTHERN WILLIAMSON
COUNTY AND WILL BE COMPLETELY OUT OF THE COUNTY DURING THE NEXT FEW
HOURS. LIGHT TO MODERATE RAINFALL DOES REMAIN ACROSS THE AREA FROM
INTERSTATE 35 TO GRANGER AND EAST TO GRANGER LAKE. MOVEMENT OF THE
RAINFALL WAS NORTHEAST AT 15 MPH. ADDITIONAL RAINFALL AMOUNTS WILL
AVERAGE ONE QUARTER INCH OR LESS...WITH A FEW ISOLATED LOCATIONS
GETTING ONE HALF INCH BEFORE THE RAINFALL ENDS.
LAT...LON 3067 9795 3052 9776 3053 9740 3071 9734
3087 9782
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 9, 9:48 AM CDT | Flash Flood Warning | EWX | Lee | 117 min |
| Aug 9, 4:53 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 67 min |
| Aug 9, 5:23 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 82 min |
| Aug 9, 5:23 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 82 min |
| Aug 9, 5:49 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 56 min |
| Aug 9, 5:53 PM CDT | Severe Thunderstorm Warning | EWX | Real | 67 min |
| Aug 9, 6:38 PM CDT | Severe Thunderstorm Warning | EWX | Val Verde | 67 min |
| Aug 9, 6:43 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 47 min |
| Aug 9, 6:58 PM CDT | Flash Flood Warning | EWX | Maverick | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2005Every flash flood warning in 2005
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.