Alert archive / Texas / Flash Flood Warnings in 2016
Flash Flood Warning 70, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 16, 2016, 5:45 PM CDT for 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 outline as issued.
The facts
- Issued
- Aug 16, 2016, 5:45 PM CDT (22:45 UTC)
- Expired
- Aug 16, 2016, 7:45 PM CDT
- In force
- 2 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
County Travis County, TX
The radar
The Ft Hood radar (KGRK), 42 km from the middle of the area, began a volume at 22:48 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
Fort Worth, TX (KFWD), launched 12:00Z, 10.8 hours before the alert went out and 271 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
- 3 J/kg
- Mixed-layer CIN
- -12 J/kg
- Mixed-layer LCL
- 628 m above ground
- 0-6 km bulk shear
- 17 kt
- 0-1 km storm-relative helicity
- 3 m²/s²
- 0-3 km storm-relative helicity
- -12 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
979
WGUS54 KEWX 162245
FFWEWX
TXC453-170045-
/O.NEW.KEWX.FF.W.0070.160816T2245Z-160817T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
545 PM CDT TUE AUG 16 2016
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
TRAVIS COUNTY IN SOUTH CENTRAL TEXAS...
* UNTIL 745 PM CDT
* AT 540 PM CDT...DOPPLER RADAR INDICATED SHOWERS WITH MODERATE
RAINFALL CONTINUING ACROSS CENTRAL AND EASTERN TRAVIS COUNTY.
AN ADDITIONAL 1/4 TO 1/2 INCH OF RAINFALL IS EXPECTED BEFORE
SHOWERS END. BETWEEN 1 AND 3 INCHES OF RAIN HAS OCCURRED THE PAST
TWO HOURS AND SEVERAL MORE INCHES HAVE OCCURRED OVER THE PAST FEW
DAYS...LEAVING SOIL CONDITIONS SATURATED. FLOODING HAS BEEN
REPORTED IN SOME ISOLATED SPOTS AND AREA CREEKS AND STREAMS WILL
CONTINUE TO RISE AND CREST OVER THE NEXT HOUR...DESPITE RAINFALL
GRADUALLY ENDING. MOTORISTS SHOULD USE EXTREME CAUTION DURING THE
EVENING RUSH HOUR AND BE ALERT FOR FLOODED LOW WATER CROSSINGS.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AUSTIN...ROUND ROCK...CEDAR PARK...PFLUGERVILLE...ELGIN...
WINDEMERE...AUSTIN BERGSTROM INT AP...TANGLEWOOD FOREST...BUDA...
MANOR...BEE CAVE...WEST LAKE HILLS...ROLLINGWOOD...MUSTANG RIDGE...
BEAR CREEK...BARTON CREEK...SHADY HOLLOW...ONION CREEK...
MANSFIELD DAM AND HUDSON BEND.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 3048 9755 3049 9751 3046 9746 3046 9744
3042 9737 3020 9750 3002 9771 3022 9799
3050 9786 3045 9782 3043 9778 3046 9769
3048 9768 3048 9764 3050 9758
$$
RUNYEN1 follow-up statement
279
WGUS74 KEWX 170037
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
737 PM CDT TUE AUG 16 2016
TXC453-170046-
/O.EXP.KEWX.FF.W.0070.000000T0000Z-160817T0045Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
TRAVIS TX-
737 PM CDT TUE AUG 16 2016
...THE FLASH FLOOD WARNING FOR TRAVIS COUNTY WILL EXPIRE AT 745 PM
CDT...
THE HEAVY RAIN HAS ENDED. PLEASE CONTINUE TO HEED ANY REMAINING ROAD
CLOSURES FROM EARLIER HEAVY RAINFALL.
LAT...LON 3048 9755 3049 9751 3046 9746 3046 9744
3042 9737 3020 9750 3002 9771 3022 9799
3050 9786 3045 9782 3043 9778 3046 9769
3048 9768 3048 9764 3050 9758
$$
RUNYENThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 16, 3:43 AM CDT | Areal Flood Advisory | EWX | Comal, Hays | 107 min |
| Aug 16, 5:38 AM CDT | Areal Flood Advisory | EWX | Blanco, Burnet, Comal, Hays, Travis | 3 hr |
| Aug 16, 6:34 AM CDT | Flash Flood Warning | EWX | Blanco, Burnet, Hays, Travis | 3 hr |
| Aug 16, 7:58 AM CDT | Flash Flood Warning | EWX | Burnet, Travis, Williamson | 3 hr |
| Aug 16, 8:51 AM CDT | Areal Flood Advisory | EWX | Dimmit, Zavala | 3 hr |
| Aug 16, 10:52 AM CDT | Areal Flood Advisory | EWX | Burnet, Williamson | 3 hr |
| Aug 16, 12:56 PM CDT | Areal Flood Advisory | EWX | Atascosa, Karnes | 3 hr |
| Aug 16, 1:37 PM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| Aug 16, 1:50 PM CDT | Areal Flood Advisory | EWX | Hays, Travis | 3 hr |
| Aug 16, 2:09 PM CDT | River Flood Warning | EWX | Travis | 30 hr |
| Aug 16, 2:26 PM CDT | Areal Flood Advisory | EWX | Atascosa, Bandera, Bexar, Blanco, Comal, Frio and 5 more | 3 hr |
| Aug 16, 2:56 PM CDT | Flash Flood Warning | EWX | Hays, Travis, Williamson | 3 hr |
| Aug 16, 3:16 PM CDT | Areal Flood Advisory | EWX | Bastrop, Caldwell, Travis | 3 hr |
| Aug 16, 4:12 PM CDT | River Flood Warning | EWX | Williamson | 16 hr |
| Aug 16, 4:18 PM CDT | Flash Flood Warning | EWX | Bastrop, Caldwell, DeWitt, Fayette, Gonzales, Lavaca and 2 more | 3 hr |
| Aug 16, 4:50 PM CDT | Flash Flood Warning | EWX | Bandera, Bexar, Kendall, Medina | 115 min |
| Aug 16, 6:47 PM CDT | Areal Flood Advisory | EWX | Bexar | 58 min |
Nearby
Flash Flood Warnings in Texas, 2016Every flash flood warning in 2016
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.