Alert archive / Texas / Flash Flood Warnings in 2016
Flash Flood Warning 76, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at Aug 20, 2016, 4:46 AM CDT for Edwards County, Kinney County, Val Verde County, Texas. It was in force for 3 hr. 3 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
- Aug 20, 2016, 4:46 AM CDT (09:46 UTC)
- Expired
- Aug 20, 2016, 7:45 AM CDT
- In force
- 3 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Edwards County, TX, Kinney County, TX, Val Verde County, TX
The radar
The Laughlin AFB radar (KDFX), 43 km from the middle of the area, began a volume at 09:45 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 |
|---|---|---|---|
| Aug 20, 6:10 AM CDT | FLASH FLOOD | Brackettville, TX | ROADWAYS ARE FLOODED WITH DEBRIS IN BRACKETVILLE |
| Aug 20, 7:00 AM CDT | HEAVY RAIN 5.97 | 14 W Brackettville, TX | 24 HOUR RAINFALL ENDING AT 7 AM THIS MORNING |
| Aug 20, 7:22 AM CDT | FLASH FLOOD | Brackettville, TX | EMERGENCY MANAGEMENT IS REPORTING FM 674 AND FM 1908 CLOSED DUE TO FLOODING. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Del Rio, TX (KDLF), launched 00:00Z, 9.8 hours before the alert went out and 13 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
- 1454 J/kg
- Mixed-layer CIN
- -42 J/kg
- Mixed-layer LCL
- 1247 m above ground
- 0-6 km bulk shear
- 30 kt
- 0-1 km storm-relative helicity
- 114 m²/s²
- 0-3 km storm-relative helicity
- 171 m²/s²
- Significant tornado parameter
- 0.5
- Supercell composite
- 3.0
The text
As transmitted.
886
WGUS54 KEWX 200946
FFWEWX
TXC137-271-465-201245-
/O.NEW.KEWX.FF.W.0076.160820T0946Z-160820T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
446 AM CDT SAT AUG 20 2016
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
SOUTHEASTERN VAL VERDE COUNTY IN SOUTH CENTRAL TEXAS...
SOUTHWESTERN EDWARDS COUNTY IN SOUTH CENTRAL TEXAS...
KINNEY COUNTY IN SOUTH CENTRAL TEXAS...
* UNTIL 745 AM CDT
* AT 446 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS THE WARNED AREA. UP TO FIVE INCHES OF RAIN HAVE
ALREADY FALLEN. FLASH FLOODING IS EXPECTED TO BEGIN SHORTLY.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
DEL RIO...BRACKETTVILLE...SPOFFORD...ALAMO VILLAGE...STANDART...
AMANDA...VAL VERDE PARK...CIENEGAS TERRACE...ANACACHO...
LAUGHLIN AFB...KICKAPOO CAVERN STATE PARK AND TURKEY MOUNTAIN.
ADDITIONAL RAINFALL AMOUNTS OF 1-4 INCHES ARE POSSIBLE IN THE WARNED
AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
&&
LAT...LON 2963 10067 2997 10069 2999 10010 2910 10011
2908 10066 2911 10069 2912 10072 2917 10078
2920 10077 2926 10081 2928 10087 2931 10089
2933 10094 2935 10095 2937 10101
$$
HAMPSHIRE2 follow-up statements
450
WGUS74 KEWX 201128
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
628 AM CDT SAT AUG 20 2016
TXC137-465-201137-
/O.CAN.KEWX.FF.W.0076.000000T0000Z-160820T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
VAL VERDE TX-EDWARDS TX-
628 AM CDT SAT AUG 20 2016
...THE FLASH FLOOD WARNING FOR SOUTHEASTERN VAL VERDE AND
SOUTHWESTERN EDWARDS COUNTIES IS CANCELLED...
FLOODING IS NO LONGER EXPECTED TO POSE A THREAT. PLEASE CONTINUE TO
HEED ANY REMAINING ROAD CLOSURES.
LAT...LON 2924 10076 2925 10076 2926 10075 2929 10074
2932 10075 2934 10071 2936 10071 2961 10070
2963 10067 2962 10011 2910 10012 2908 10066
2917 10078 2920 10077 2924 10080
$$
TXC271-201245-
/O.CON.KEWX.FF.W.0076.000000T0000Z-160820T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KINNEY TX-
628 AM CDT SAT AUG 20 2016
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 745 AM CDT FOR
KINNEY COUNTY...
AT 627 AM CDT...LOCAL LAW ENFORCEMENT REPORTED HEAVY RAIN DUE TO A
THUNDERSTORM OVER KINNEY COUNTY. UP TO 5 INCHES OF RAIN HAVE FALLEN.
FLASH FLOODING IS EXPECTED TO CONTINUE THROUGH 745 AM CDT. SEVERAL
STREETS ARE FLOODED IN THY CITY OF BRACKETVILLE.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
BRACKETTVILLE...SPOFFORD...ALAMO VILLAGE...STANDART...AMANDA...
ANACACHO...KICKAPOO CAVERN STATE PARK AND TURKEY MOUNTAIN.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
TURN AROUND...DON'T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
&&
LAT...LON 2924 10076 2925 10076 2926 10075 2929 10074
2932 10075 2934 10071 2936 10071 2961 10070
2963 10067 2962 10011 2910 10012 2908 10066
2917 10078 2920 10077 2924 10080
$$
HAMPSHIRE819
WGUS74 KEWX 201245
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
745 AM CDT SAT AUG 20 2016
TXC271-201253-
/O.EXP.KEWX.FF.W.0076.000000T0000Z-160820T1245Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
KINNEY TX-
745 AM CDT SAT AUG 20 2016
...THE FLASH FLOOD WARNING FOR KINNEY COUNTY WILL EXPIRE AT 745 AM
CDT...
THE HEAVY RAIN HAS ENDED ACROSS MOST OF KINNEY COUNTY. RESIDUAL FLOODING
IS STILL POSSIBLE OVER THE NEXT SEVERAL HOURS FROM PREVIOUS HEAVY RAINS
SO BE CAUTIOUS WHILE DRIVING THIS MORNING. PLEASE CONTINUE TO HEED ANY
REMAINING ROAD CLOSURES.
LAT...LON 2924 10076 2925 10076 2926 10075 2929 10074
2932 10075 2934 10071 2936 10071 2961 10070
2963 10067 2962 10011 2910 10012 2908 10066
2917 10078 2920 10077 2924 10080
$$
YURAThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Aug 19, 7:53 PM CDT | Areal Flood Advisory | EWX | Val Verde | 2 hr |
| Aug 19, 8:07 PM CDT | Special Weather Statement | EWX | Val Verde | 38 min |
| Aug 19, 10:18 PM CDT | Areal Flood Advisory | EWX | Val Verde | 3 hr |
| Aug 19, 11:25 PM CDT | Special Weather Statement | EWX | Val Verde | 50 min |
| Aug 20, 12:18 AM CDT | Flash Flood Watch | EWX | Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more | 43 hr |
| Aug 20, 12:59 AM CDT | Special Weather Statement | EWX | Val Verde | 46 min |
| Aug 20, 1:17 AM CDT | Flash Flood Warning | EWX | Val Verde | 3 hr |
| Aug 20, 3:55 AM CDT | Areal Flood Advisory | EWX | Kinney | 3 hr |
| Aug 20, 4:15 AM CDT | Areal Flood Advisory | EWX | Edwards, Val Verde | 3 hr |
| Aug 20, 7:19 AM CDT | Areal Flood Advisory | EWX | Bandera, Edwards, Kinney, Maverick, Real, Uvalde and 1 more | 3 hr |
| Aug 20, 7:29 AM CDT | River Flood Warning | EWX | Val Verde | 24 hr |
| Aug 20, 7:29 AM CDT | River Flood Warning | EWX | Val Verde | 20 hr |
| Aug 20, 8:11 AM CDT | Flash Flood Warning | EWX | Maverick, Uvalde, Zavala | 4 hr |
| Aug 20, 10:00 AM CDT | River Flood Warning | EWX | Uvalde | 13 hr |
| Aug 20, 10:05 AM CDT | Areal Flood Advisory | EWX | Frio, Medina | 3 hr |
| Aug 20, 3:41 PM CDT | Areal Flood Advisory | EWX | Blanco, Hays, Travis, Williamson | 3 hr |
| Aug 20, 4:10 PM CDT | Flash Flood Warning | EWX | Hays, Travis | 3 hr |
| Aug 20, 4:13 PM CDT | Special Weather Statement | EWX | Travis | 47 min |
| Aug 20, 4:19 PM CDT | Areal Flood Advisory | EWX | Llano | 116 min |
| Aug 20, 5:01 PM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
| Aug 20, 5:03 PM CDT | Areal Flood Advisory | EWX | Bastrop, Caldwell, Fayette, Gonzales, Lee | 3 hr |
| Aug 20, 6:18 PM CDT | Areal Flood Advisory | EWX | Wilson | 3 hr |
| Aug 20, 6:46 PM CDT | River Flood Warning | EWX | Travis | 20 hr |
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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.