Alert archive / Texas / Flash Flood Warnings in 2015
Flash Flood Warning 41, NWS Austin/San Antonio, TX
NWS Austin/San Antonio, TX issued this flash flood warning at May 20, 2015, 11:13 PM CDT for Gillespie County, Kerr County, Texas. It was in force for 5 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
- May 20, 2015, 11:13 PM CDT (04:13 UTC)
- Expired
- May 21, 2015, 4:15 AM CDT
- In force
- 5 hr
- Issued by
- NWS Austin/San Antonio, TX
- Area
- Storm-based polygon
- Flood severity
- None
Counties Gillespie County, TX, Kerr County, TX
The radar
The Austin/San Antonio radar (KEWX), 122 km from the middle of the area, began a volume at 04:13 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
Del Rio, TX (KDLF), launched 00:00Z, 4.2 hours before the alert went out and 181 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
- 1721 J/kg
- Mixed-layer CIN
- -28 J/kg
- Mixed-layer LCL
- 1071 m above ground
- 0-6 km bulk shear
- 32 kt
- 0-1 km storm-relative helicity
- -24 m²/s²
- 0-3 km storm-relative helicity
- -2 m²/s²
- Significant tornado parameter
- -0.0
- Supercell composite
- -0.2
The text
As transmitted, in the capitals the NWS used until 2016.
228
WGUS54 KEWX 210413
FFWEWX
TXC171-265-210915-
/O.NEW.KEWX.FF.W.0041.150521T0413Z-150521T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1113 PM CDT WED MAY 20 2015
THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A
* FLASH FLOOD WARNING FOR...
GILLESPIE COUNTY IN SOUTH CENTRAL TEXAS...
KERR COUNTY IN SOUTH CENTRAL TEXAS...
* UNTIL 415 AM CDT
* AT 1110 PM CDT...DOPPLER RADAR INDICATED SCATTERED TO NUMEROUS
THUNDERSTORMS PRODUCING HEAVY RAIN ACROSS THE NORTHERN PART OF
GILLESPIE AND KERR COUNTIES. TWO INCHES OF RAIN HAVE ALREADY
FALLEN ACROSS THE AREA. THE HEAVY RAIN IS EXPECTED TO CONTINUE
OVERNIGHT AND PUSH TO THE SOUTH AS A COLD FRONT PUSHES TO THE
SOUTH AND STALLS ACROSS THE ESCARPMENT.
* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
KERRVILLE...FREDERICKSBURG...COMFORT...HUNT...INGRAM...STONEWALL...
KERR WILDLIFE MANAGEMENT AREA...MOUNTAIN HOME...KERRVILLE STATE
PARK...ECKERT...CRABAPPLE...DOSS...HARPER...CAIN CITY...LBJ STATE
PARK...ROCKY HILL...WILLOW CITY...CAMP VERDE...WALTONIA AND ALBERT.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES WITH ISOLATED 5 INCHES
ARE POSSIBLE IN THE WARNED AREA.
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
TO HIGHER GROUND TO ESCAPE FLOOD WATERS. DO NOT STAY IN AREAS SUBJECT
TO FLOODING WHEN WATER BEGINS RISING.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
REMAIN ALERT FOR FLOODING EVEN IN LOCATIONS NOT RECEIVING RAIN.
CREEKS...STREAMS AND RIVERS CAN BECOME RAGING KILLER CURRENTS IN A
MATTER OF MINUTES...EVEN FROM DISTANT RAINFALL.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3014 9859 3014 9892 2978 9892 2990 9918
2991 9969 3007 9969 3008 9976 3029 9975
3029 9930 3050 9930 3050 9859
$$4 follow-up statements
132
WGUS74 KEWX 210538
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1238 AM CDT THU MAY 21 2015
TXC171-265-210915-
/O.CON.KEWX.FF.W.0041.000000T0000Z-150521T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILLESPIE TX-KERR TX-
1238 AM CDT THU MAY 21 2015
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 415 AM CDT FOR
GILLESPIE AND KERR COUNTIES...
AT 1234 AM CDT...DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
HEAVY RAIN ACROSS AN AREA BETWEEN LBJ STATE PARK...KERR WILDLIFE
MANAGEMENT AREA AND PIPE CREEK. DOPPLER RADAR ESTIMATES SHOW UP TO
THREE INCHES OF RAIN HAVE ALREADY FALLEN. RAIN GAUGES AT 8W OF DOSS
INDICATE 2.4 INCHES HAVE ALREADY FALLEN. FLASH FLOODING WILL
CONTINUE.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
KERRVILLE...FREDERICKSBURG...COMFORT...HUNT...INGRAM...STONEWALL...
KERR WILDLIFE MANAGEMENT AREA...MOUNTAIN HOME...KERRVILLE STATE
PARK...ECKERT...CRABAPPLE...DOSS...HARPER...CAIN CITY...LBJ STATE
PARK...ROCKY HILL...WILLOW CITY...CAMP VERDE...WALTONIA AND ALBERT.
ADDITIONAL RAINFALL AMOUNTS OF 1 TO 3 INCHES ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3014 9859 3014 9892 2978 9892 2990 9918
2991 9969 3007 9969 3008 9976 3029 9975
3029 9930 3050 9930 3050 9859
$$
CP490
WGUS74 KEWX 210702
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
202 AM CDT THU MAY 21 2015
TXC171-265-210915-
/O.CON.KEWX.FF.W.0041.000000T0000Z-150521T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILLESPIE TX-KERR TX-
202 AM CDT THU MAY 21 2015
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 415 AM CDT FOR
GILLESPIE AND KERR COUNTIES...
AT 158 AM CDT...DOPPLER RADAR INDICATED LIGHT TO LOCALLY MODERATE
RAINS ACROSS GILLESPIE AND KERR COUNTIES. DOPPLER RADAR ESTIMATES
SHOW UP TO FIVE INCHES OF RAIN HAVE ALREADY FALLEN. THE HEAVIEST
RAINS WERE FROM CHERRY SPRING TO HARPER AND IN THE MOUNTAIN HOME
AREA. A RAIN GAUGE 8 WEST OF DOSS REPORTED 2.72 INCHES. FLASH
FLOODING WILL CONTINUE FROM THE EARLIER HEAVY RAINS.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
KERRVILLE...FREDERICKSBURG...COMFORT...HUNT...INGRAM...STONEWALL...
KERR WILDLIFE MANAGEMENT AREA...MOUNTAIN HOME...KERRVILLE STATE
PARK...ECKERT...CRABAPPLE...DOSS...HARPER...CAIN CITY...LBJ STATE
PARK...ROCKY HILL...WILLOW CITY...CAMP VERDE...WALTONIA AND ALBERT.
ADDITIONAL RAINFALL AMOUNTS OF UP TO 1/2 INCH ARE POSSIBLE IN THE
WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3014 9859 3014 9892 2978 9892 2990 9918
2991 9969 3007 9969 3008 9976 3029 9975
3029 9930 3050 9930 3050 9859
$$
CP747
WGUS74 KEWX 210758
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
258 AM CDT THU MAY 21 2015
TXC171-265-210915-
/O.CON.KEWX.FF.W.0041.000000T0000Z-150521T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILLESPIE TX-KERR TX-
258 AM CDT THU MAY 21 2015
...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 415 AM CDT FOR
GILLESPIE AND KERR COUNTIES...
AT 254 AM CDT...DOPPLER RADAR INDICATED THE RAINS HAVE ENDED ACROSS
MUCH OF THE AREA WITH ONLY LIGHT RAINS ACROSS EASTERN GILLESPIE
COUNTY. DOPPLER RADAR ESTIMATES SHOW UP TO FIVE INCHES OF RAIN HAVE
ALREADY FALLEN. THE HEAVIEST RAINS WERE FROM CHERRY SPRING TO HARPER
AND IN THE MOUNTAIN HOME AREA. RAIN GAUGES 8 WEST OF DOSS REPORTED
2.79 INCHES AND 8 SSE OF HARPER REPORTED 2.34 INCHES. FLASH FLOODING
WILL CONTINUE FROM THE EARLIER HEAVY RAINS.
SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
KERRVILLE...FREDERICKSBURG...COMFORT...HUNT...INGRAM...STONEWALL...
KERR WILDLIFE MANAGEMENT AREA...MOUNTAIN HOME...KERRVILLE STATE
PARK...ECKERT...CRABAPPLE...DOSS...HARPER...CAIN CITY...LBJ STATE
PARK...ROCKY HILL...WILLOW CITY...CAMP VERDE...WALTONIA AND ALBERT.
ADDITIONAL RAINFALL AMOUNTS OF UP TO 1/4 INCHES ARE POSSIBLE IN
EASTERN GILLESPIE COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
BE ESPECIALLY CAUTIOUS AT NIGHT WHEN IT IS HARDER TO RECOGNIZE THE
DANGERS OF FLOODING.
TURN AROUND...DONT DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.
PLEASE REPORT FLOODING TO YOUR LOCAL LAW ENFORCEMENT AGENCY WHEN YOU
CAN DO SO SAFELY.
&&
LAT...LON 3014 9859 3014 9892 2978 9892 2990 9918
2991 9969 3007 9969 3008 9976 3029 9975
3029 9930 3050 9930 3050 9859
$$
CP177
WGUS74 KEWX 210913
FFSEWX
FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
413 AM CDT THU MAY 21 2015
TXC171-265-210922-
/O.EXP.KEWX.FF.W.0041.000000T0000Z-150521T0915Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GILLESPIE TX-KERR TX-
413 AM CDT THU MAY 21 2015
...THE FLASH FLOOD WARNING FOR GILLESPIE AND KERR COUNTIES WILL
EXPIRE AT 415 AM CDT...
THE RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE A
THREAT. ONLY SLIGHT RISES WERE NOTED ON SMALL STREAMS DUE TO THE
EARLIER HEAVY RAINS AND THESE MAY CONTINUE FOR THE NEXT HOUR OR TWO.
LAT...LON 3014 9859 3014 9892 2978 9892 2990 9918
2991 9969 3007 9969 3008 9976 3029 9975
3029 9930 3050 9930 3050 9859
$$
CPThe office that day
Everything else NWS Austin/San Antonio, TX issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| May 20, 8:07 PM CDT | Special Weather Statement | EWX | Edwards | 38 min |
| May 20, 8:18 PM CDT | Special Weather Statement | EWX | Travis | 27 min |
| May 20, 8:52 PM CDT | Severe Thunderstorm Warning | EWX | Edwards | 38 min |
| May 20, 8:54 PM CDT | Special Weather Statement | EWX | Bandera, Kerr, Real, Uvalde, Zavala | 51 min |
| May 20, 9:03 PM CDT | Severe Thunderstorm Warning | EWX | Edwards, Val Verde | 42 min |
| May 20, 9:12 PM CDT | Special Weather Statement | EWX | Burnet | 48 min |
| May 20, 9:31 PM CDT | Special Weather Statement | EWX | Llano | 44 min |
| May 20, 9:44 PM CDT | Special Weather Statement | EWX | Edwards | 46 min |
| May 20, 9:58 PM CDT | Flash Flood Watch | EWX | Atascosa, Bandera, Bexar, Blanco, Burnet, Comal and 17 more | 10 hr |
| May 20, 10:33 PM CDT | Special Weather Statement | EWX | Edwards, Gillespie | 57 min |
| May 20, 10:40 PM CDT | Flash Flood Warning | EWX | Llano | 3 hr |
| May 20, 11:31 PM CDT | Special Weather Statement | EWX | Edwards, Gillespie, Kerr, Llano, Real | 44 min |
| May 20, 11:55 PM CDT | Areal Flood Advisory | EWX | Blanco, Burnet, Llano | 3 hr |
| May 21, 12:10 AM CDT | Special Weather Statement | EWX | Bandera, Blanco, Gillespie, Kendall, Kerr | 65 min |
| May 21, 12:13 AM CDT | Flash Flood Warning | EWX | Blanco, Burnet, Llano | 3 hr |
| May 21, 12:19 AM CDT | Special Weather Statement | EWX | Williamson | 56 min |
| May 21, 12:27 AM CDT | Areal Flood Advisory | EWX | Blanco, Kendall | 3 hr |
| May 21, 12:46 AM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
| May 21, 12:58 AM CDT | Areal Flood Advisory | EWX | Bandera | 3 hr |
| May 21, 1:13 AM CDT | Special Weather Statement | EWX | Bandera | 62 min |
| May 21, 1:18 AM CDT | Flash Flood Warning | EWX | Travis | 3 hr |
| May 21, 2:10 AM CDT | Areal Flood Advisory | EWX | Maverick, Uvalde, Zavala | 3 hr |
| May 21, 2:14 AM CDT | Special Weather Statement | EWX | Maverick | 61 min |
| May 21, 2:17 AM CDT | Areal Flood Advisory | EWX | Travis, Williamson | 3 hr |
| May 21, 2:33 AM CDT | Areal Flood Advisory | EWX | Bexar | 3 hr |
| May 21, 2:38 AM CDT | Flash Flood Warning | EWX | Maverick, Uvalde, Zavala | 3 hr |
| May 21, 3:07 AM CDT | Special Weather Statement | EWX | Dimmit | 53 min |
| May 21, 3:20 AM CDT | Areal Flood Advisory | EWX | Blanco, Burnet, Llano | 115 min |
| May 21, 3:34 AM CDT | Severe Thunderstorm Warning | EWX | Dimmit | 56 min |
| May 21, 3:44 AM CDT | Flash Flood Warning | EWX | Williamson | 3 hr |
| May 21, 3:50 AM CDT | Areal Flood Advisory | EWX | Dimmit, Maverick | 3 hr |
| May 21, 4:01 AM CDT | Flash Flood Warning | EWX | Dimmit, Maverick | 3 hr |
| May 21, 4:12 AM CDT | Special Weather Statement | EWX | Dimmit | 48 min |
| May 21, 4:18 AM CDT | Areal Flood Advisory | EWX | Travis | 3 hr |
| May 21, 4:29 AM CDT | Severe Thunderstorm Warning | EWX | Dimmit | 46 min |
| May 21, 5:26 AM CDT | Areal Flood Advisory | EWX | Maverick, Uvalde, Zavala | 3 hr |
| May 21, 6:48 AM CDT | Areal Flood Advisory | EWX | Williamson | 3 hr |
| May 21, 6:59 AM CDT | Areal Flood Advisory | EWX | Dimmit, Maverick | 3 hr |
Nearby
Flash Flood Warnings in Texas, 2015Every flash flood warning in 2015
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.