Alert archive / Texas / Flash Flood Warnings in 2014
Flash Flood Warning 30, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Jul 17, 2014, 11:01 PM CDT for Travis County, Williamson County, Texas. It was in force for 3 hr. 9 reports came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Jul 17, 2014, 11:01 PM CDT (04:01 UTC)
- Expired
- Jul 18, 2014, 2:00 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Travis County, TX, Williamson County, TX
The radar
The Ft Hood radar (KGRK), 41 km from the middle of the area, began a volume at 04:03 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jul 17, 11:15 PM CDT | HEAVY RAIN 2.62 | 3 E Pflugerville, TX | RAINFALL IN ONE HOUR |
| Jul 17, 11:28 PM CDT | FLASH FLOOD | 3 Ne Austin, TX | FLOODING AT 4600 AIRPORT BLVD |
| Jul 17, 11:33 PM CDT | FLASH FLOOD | 5 Ne Austin Bergstrom I, TX | FLOODING ON SOUTHWICK DRIVE |
| Jul 17, 11:40 PM CDT | FLASH FLOOD | 3 Ene Austin, TX | ROAD FLOODED 4000 BLK OF MANOR RD |
| Jul 17, 11:50 PM CDT | FLASH FLOOD | 4 Ne Austin, TX | LAW ENFORCEMENT REPORTS SIGNIFICANT FLOODING ON WESTHEIMER DRIVE WITH APARTMENTS BEING FLOODED |
| Jul 17, 11:55 PM CDT | HEAVY RAIN 5.78 | 6 Wsw Manor, TX | |
| Jul 18, 12:18 AM CDT | HEAVY RAIN 3.53 | 3 Nnw Austin, TX | |
| Jul 18, 12:55 AM CDT | FLASH FLOOD | 5 Ne Austin Bergstrom I, TX | HOUSE FLOODING ON 4900 BLOCK OF N IMPERIAL DR |
| Jul 18, 12:59 AM CDT | FLASH FLOOD | 4 Ene Austin, TX | FLOODING AT 4500 SPRINGFIELD RD |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Fort Worth, TX (KFWD), launched 00:00Z, 4.0 hours before the alert went out and 273 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
- 21 J/kg
- Mixed-layer CIN
- -30 J/kg
- Mixed-layer LCL
- 543 m above ground
- 0-6 km bulk shear
- 36 kt
- 0-1 km storm-relative helicity
- 45 m²/s²
- 0-3 km storm-relative helicity
- 96 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
234
WGUS54 KEWX 180401
FFWEWX
TXC453-491-180700-
/O.NEW.KEWX.FF.W.0030.140718T0401Z-140718T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1101 PM CDT THU JUL 17 2014
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
EAST CENTRAL TRAVIS COUNTY IN SOUTH CENTRAL TEXAS...
THIS INCLUDES THE CITIES OF...WINDEMERE...PFLUGERVILLE...
SOUTH CENTRAL WILLIAMSON COUNTY IN SOUTH CENTRAL TEXAS...
THIS INCLUDES THE CITY OF ROUND ROCK...
* UNTIL 200 AM CDT
* AT 1053 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE
DETERMINED THAT RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE
FLASH FLOODING FROM THUNDERSTORMS OVER THE WARNED AREA. DOPPLER
RADAR ESTIMATES SUGGEST THAT RAINFALL TOTALS OF 1.5 TO 2.5 INCHES
MAY HAVE ALREADY FALLEN IN EAST CENTRAL TRAVIS AND SOUTH CENTRAL
WILLIAMSON COUNTIES. THIS INCLUDES AUSTIN...PFLUGERVILLE...
ROUND ROCK AND MANOR.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO AUSTIN...
PFLUGERVILLE...ROUND ROCK AND MANOR.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE IN
THE WARNED AREA.
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
&&
LAT...LON 3048 9743 3038 9743 3030 9747 3020 9754
3030 9781 3054 9767
$$2 follow-up statements
594
WGUS74 KEWX 180451
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1151 PM CDT THU JUL 17 2014
TXC453-491-180700-
/O.CON.KEWX.FF.W.0030.000000T0000Z-140718T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TRAVIS TX-WILLIAMSON TX-
1151 PM CDT THU JUL 17 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR SOUTH
CENTRAL WILLIAMSON AND EAST CENTRAL TRAVIS COUNTIES...
AT 1133 PM CDT...LOCAL LAW ENFORCEMENT OFFICIALS REPORTED THE 9100
BLOCK OF SOUTHWICK DRIVE WAS FLOODED AND IMPASSABLE.
AT 1137 PM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS CONTINUED
TO DETECT SHOWERS AND THUNDERSTORMS PRODUCING HEAVY RAINFALL AND
FLASH FLOODING OVER THE WARNED AREA. DOPPLER RADAR ESTIMATES SUGGEST
THAT RAINFALL TOTALS OF 2 TO 4 INCHES HAVE ALREADY FALLEN IN EAST
CENTRAL TRAVIS COUNTY. ANOTHER 1 TO 2 INCHES OF RAINFALL IS POSSIBLE
OVER THE WARNED AREA THROUGH 2 AM CDT.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO
AUSTIN...PFLUGERVILLE...MANOR AND ROUND ROCK.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
DO NOT DRIVE YOUR VEHICLE INTO AREAS WHERE THE WATER COVERS THE
ROADWAY. THE WATER DEPTH MAY BE TOO GREAT TO ALLOW YOUR CAR TO CROSS
SAFELY. MOVE TO HIGHER GROUND.
&&
LAT...LON 3048 9743 3038 9743 3030 9747 3020 9754
3030 9781 3054 9767
$$617
WGUS74 KEWX 180603
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
103 AM CDT FRI JUL 18 2014
TXC453-491-180700-
/O.CON.KEWX.FF.W.0030.000000T0000Z-140718T0700Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TRAVIS TX-WILLIAMSON TX-
103 AM CDT FRI JUL 18 2014
...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 200 AM CDT FOR SOUTH
CENTRAL WILLIAMSON AND EAST CENTRAL TRAVIS COUNTIES...
AT 1248 AM CDT...LOCAL LAW ENFORCEMENT OFFICIALS CONTINUED TO REPORT
SIGNIFICANT FLASH FLOODING OVER EAST CENTRAL TRAVIS COUNTY...
INCLUDING AUSTIN...EAST AUSTIN...MANOR. MANY ROADWAYS REMAIN
FLOODED...INCLUDING 10TH STREET AND RED RIVER AS WELL AS THE 4900
BLOCK OF NORTH IMPERIAL DRIVE.
LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO WINDEMERE...
PFLUGERVILLE AND ROUND ROCK
PRECAUTIONARY/PREPAREDNESS ACTIONS...
EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING. IF FLASH FLOODING IS OBSERVED ACT QUICKLY. MOVE
UP TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS
SUBJECT TO FLOODING WHEN WATER BEGINS RISING.
MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.
&&
LAT...LON 3048 9743 3038 9743 3030 9747 3020 9754
3030 9781 3054 9767
$$The office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 17, 7:55 PM CDT | Special Weather Statement | EWX | Edwards | 50 min |
| Jul 17, 8:37 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 53 min |
| Jul 17, 8:48 PM CDT | Areal Flood Advisory | EWX | Edwards | 102 min |
| Jul 17, 9:07 PM CDT | Special Weather Statement | EWX | Lee | 38 min |
| Jul 17, 9:25 PM CDT | Areal Flood Advisory | EWX | Lee | 2 hr |
| Jul 17, 9:35 PM CDT | Special Weather Statement | EWX | Edwards, Val Verde | 40 min |
| Jul 17, 10:22 PM CDT | Areal Flood Advisory | EWX | Val Verde | 2 hr |
| Jul 17, 10:22 PM CDT | Areal Flood Advisory | EWX | Travis, Williamson | 2 hr |
| Jul 17, 10:59 PM CDT | Areal Flood Advisory | EWX | Bastrop | 2 hr |
| Jul 17, 11:16 PM CDT | Areal Flood Advisory | EWX | Bexar | 104 min |
| Jul 17, 11:38 PM CDT | Areal Flood Advisory | EWX | Comal | 112 min |
| Jul 18, 12:21 AM CDT | Areal Flood Advisory | EWX | Kendall, Kerr | 99 min |
| Jul 18, 12:32 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jul 18, 12:45 AM CDT | Areal Flood Advisory | EWX | Williamson | 105 min |
| Jul 18, 1:18 AM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
| Jul 18, 1:23 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jul 18, 1:59 AM CDT | Flash Flood Warning | EWX | Travis, Williamson | 3 hr |
| Jul 18, 2:11 AM CDT | Flash Flood Warning | EWX | Medina | 3 hr |
| Jul 18, 2:35 AM CDT | Flash Flood Warning | EWX | Bexar | 3 hr |
| Jul 18, 2:53 AM CDT | Areal Flood Advisory | EWX | Bastrop, Lee | 2 hr |
| Jul 18, 3:19 AM CDT | Areal Flood Advisory | EWX | Atascosa, Frio | 2 hr |
| Jul 18, 4:16 AM CDT | Flash Flood Warning | EWX | Uvalde | 3 hr |
| Jul 18, 4:21 AM CDT | Flash Flood Warning | EWX | Frio | 3 hr |
| Jul 18, 4:49 AM CDT | Areal Flood Advisory | EWX | Atascosa | 2 hr |
| Jul 18, 6:35 AM CDT | Areal Flood Advisory | EWX | Dimmit | 115 min |
| Jul 18, 7:49 AM CDT | River Flood Warning | EWX | Williamson | 20 hr |
Nearby
Flash Flood Warnings in Texas, 2014Every flash flood warning in 2014
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.