Alert archive / Texas / Flash Flood Warnings in 2015

Flash Flood Warning 27, NWS Austin/San Antonio, TX

May 15, 20154 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at May 15, 2015, 3:01 AM CDT for 4 counties in Texas. It was in force for 3 hr. 2 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: May 15, 2015, 3:01 AM CDT (08:01 UTC)
Expired: May 15, 2015, 6:00 AM CDT
In force: 3 hr
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Flood severity: None

Counties Kinney County, TX, Maverick County, TX, Uvalde County, TX, Zavala County, TX

The radar

The Laughlin AFB radar (KDFX), 32 km from the middle of the area, began a volume at 08:05 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
May 15, 3:35 AM CDT	FLASH FLOOD	4 Ese La Pryor, TX	WATER OVER ROAD ON HIGHWAY 57 AT MILE MARKER 390 BETWEEN LA PRYOR AND BATESVILLE.
May 15, 4:30 AM CDT	FLASH FLOOD	2 Nne Garner State Park, TX	FM 1050 CLOSED NEAR GARNER STATE PARK DUE TO HEAVY RAINFALL.

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, 8.0 hours before the alert went out and 64 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 1284 J/kg
Mixed-layer CIN: -80 J/kg
Mixed-layer LCL: 1332 m above ground
0-6 km bulk shear: 34 kt
0-1 km storm-relative helicity: 41 m²/s²
0-3 km storm-relative helicity: 19 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 1.8

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

477 
WGUS54 KEWX 150801
FFWEWX
TXC271-323-463-507-151100-
/O.NEW.KEWX.FF.W.0027.150515T0801Z-150515T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
301 AM CDT FRI MAY 15 2015

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  NORTHERN MAVERICK COUNTY IN SOUTH CENTRAL TEXAS...
  ZAVALA COUNTY IN SOUTH CENTRAL TEXAS...
  EASTERN KINNEY COUNTY IN SOUTH CENTRAL TEXAS...
  UVALDE COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 600 AM CDT

* AT 259 AM CDT...DOPPLER RADAR INDICATED HEAVY RAIN ACROSS THE 
  WARNED AREA. BETWEEN 4 AND 6 INCHES OF RAINFALL HAS  
  OCCURRED...WITH ISOLATED AMOUNTS UP TO 10 INCHES SOUTHWEST OF 
  UVALDE AND NORTHEAST OF EAGLE PASS. FLASH FLOODING IS ALREADY 
  OCCURRING...WITH SEVERAL ROADS REPORTED FLOODED IN UVALDE COUNTY. 
  TRAVEL IS HIGHLY DISCOURAGED OVERNIGHT.

  AN ADDITIONAL 2 TO 3 INCHES IS POSSIBLE OVER THE WARNED AREA.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  UVALDE...CRYSTAL CITY...BRACKETTVILLE...SPOFFORD...LA PRYOR...
  QUEMADO...BATESVILLE...SABINAL...LAGUNA...DARLING...MONTELL...
  PALOMA...LOMA VISTA...BLEWETT...CONCAN...KNIPPA...UTOPIA...RADAR
  BASE...GARNER STATE PARK AND WASHER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

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.

&&

LAT...LON 2880 10053 2883 10055 2883 10058 2889 10059
      2891 10063 2909 10067 2912 10071 2962 10014
      2963 9941 2869 9941 2868 10030

$$

RUNYEN

2 follow-up statements

329 
WGUS74 KEWX 150909
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
409 AM CDT FRI MAY 15 2015

TXC271-323-463-507-151100-
/O.CON.KEWX.FF.W.0027.000000T0000Z-150515T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MAVERICK TX-ZAVALA TX-KINNEY TX-UVALDE TX-
409 AM CDT FRI MAY 15 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 AM CDT FOR
NORTHERN MAVERICK...ZAVALA...EASTERN KINNEY AND UVALDE COUNTIES...

AT 403 AM CDT...DOPPLER RADAR HAS ESTIMATED BETWEEN 4 AND 6 INCHES 
OF RAINFALL HAS FALLEN ACROSS SOUTHEAST KINNEY COUNTY...NORTHEAST 
MAVERICK COUNTY...CENTRAL AND SOUTHERN UVALDE COUNTY...AND NORTHWEST 
ZAVALA COUNTY. ISOLATED POCKETS UP TO 10 INCHES HAVE BEEN ESTIMATED 
SOUTHWEST OF UVALDE AND NORTHEAST OF EAGLE PASS. SEVERAL ROADWAYS 
ARE EXPERIENCING FLOODING IN THIS AREA...AND TRAVEL IS HIGHLY 
DISCOURAGED THROUGH THE EARLY MORNING HOURS.

HEAVY RAINFALL IS RE-DEVELOPING OVER THE AREA...AND AN ADDITIONAL 
2 TO 3 INCHES IS POSSIBLE.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE... 
UVALDE...CRYSTAL CITY...BRACKETTVILLE...SPOFFORD...LA PRYOR... 
QUEMADO...BATESVILLE...SABINAL...LAGUNA...DARLING...MONTELL... 
PALOMA...LOMA VISTA...BLEWETT...CONCAN...KNIPPA...UTOPIA...RADAR 
BASE...GARNER STATE PARK AND WASHER.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

MOVE TO HIGHER GROUND NOW. ACT QUICKLY TO PROTECT YOUR LIFE.

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.

&&

LAT...LON 2880 10053 2883 10055 2883 10058 2889 10059
      2891 10063 2909 10067 2912 10071 2962 10014
      2963 9941 2869 9941 2868 10030

$$

RUNYEN

540 
WGUS74 KEWX 151006
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
506 AM CDT FRI MAY 15 2015

TXC271-323-463-507-151100-
/O.CON.KEWX.FF.W.0027.000000T0000Z-150515T1100Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
MAVERICK TX-ZAVALA TX-KINNEY TX-UVALDE TX-
506 AM CDT FRI MAY 15 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 600 AM CDT FOR
NORTHERN MAVERICK...ZAVALA...EASTERN KINNEY AND UVALDE COUNTIES...

AT 502 AM CDT...DOPPLER RADAR HAS ESTIMATED BETWEEN 4 AND 6 INCHES 
OF RAINFALL HAS FALLEN ACROSS SOUTHEAST KINNEY COUNTY...NORTHEAST 
MAVERICK COUNTY...CENTRAL AND SOUTHERN UVALDE COUNTY...AND NORTHWEST 
ZAVALA COUNTY. ISOLATED POCKETS OF 7 TO 10 HAVE BEEN ESTIMATED 
SOUTHWEST OF UVALDE AND NORTHEAST OF EAGLE PASS. SEVERAL ROADWAYS 
ARE EXPERIENCING FLOODING IN THIS AREA...AND TRAVEL IS HIGHLY 
DISCOURAGED THROUGH THE EARLY MORNING HOURS.

AN ADDITIONAL 1 TO 3 INCHES IS POSSIBLE ACROSS ZAVALA COUNTY...WITH 
1/2 TO 1 INCH ACROSS EASTERN MAVERICK COUNTY AND CENTRAL AND EASTERN 
UVALDE COUNTY.

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
UVALDE...CRYSTAL CITY...BRACKETTVILLE...SPOFFORD...LA PRYOR...
QUEMADO...BATESVILLE...SABINAL...LAGUNA...DARLING...MONTELL...
PALOMA...LOMA VISTA...BLEWETT...CONCAN...KNIPPA...UTOPIA...RADAR
BASE...GARNER STATE PARK AND WASHER.

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.

&&

LAT...LON 2880 10053 2883 10055 2883 10058 2889 10059
      2891 10063 2909 10067 2912 10071 2962 10014
      2963 9941 2869 9941 2868 10030

$$

RUNYEN

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 14, 7:05 PM CDT	Special Weather Statement	EWX	Medina	25 min
May 14, 7:15 PM CDT	Special Weather Statement	EWX	Burnet	45 min
May 14, 7:33 PM CDT	Special Weather Statement	EWX	Karnes	57 min
May 14, 8:08 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Maverick, Uvalde, Zavala	52 min
May 14, 8:16 PM CDT	Severe Thunderstorm Warning	EWX	Uvalde	29 min
May 14, 8:19 PM CDT	Special Weather Statement	EWX	Maverick	26 min
May 14, 8:24 PM CDT	Severe Thunderstorm Warning	EWX	Maverick	36 min
May 14, 8:37 PM CDT	Special Weather Statement	EWX	Karnes	38 min
May 14, 8:44 PM CDT	Severe Thunderstorm Warning	EWX	Real, Uvalde	46 min
May 14, 8:49 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Maverick	26 min
May 14, 8:55 PM CDT	Severe Thunderstorm Warning	EWX	Maverick	35 min
May 14, 8:58 PM CDT	Severe Thunderstorm Warning	EWX	Maverick	32 min
May 14, 9:13 PM CDT	Special Weather Statement	EWX	Kinney	32 min
May 14, 9:15 PM CDT	Severe Thunderstorm Warning	EWX	Kinney	45 min
May 14, 9:23 PM CDT	Severe Thunderstorm Warning	EWX	Maverick, Zavala	37 min
May 14, 9:30 PM CDT	Special Weather Statement	EWX	Uvalde, Zavala	60 min
May 14, 9:39 PM CDT	Severe Thunderstorm Warning	EWX	Real	14 min
May 14, 9:48 PM CDT	Severe Thunderstorm Warning	EWX	Maverick	27 min
May 14, 9:59 PM CDT	Flash Flood Warning	EWX	Kinney, Maverick, Uvalde, Zavala	2 hr
May 14, 10:02 PM CDT	Special Weather Statement	EWX	Kinney	28 min
May 14, 10:04 PM CDT	Special Weather Statement	EWX	Maverick	26 min
May 14, 10:15 PM CDT	River Flood Warning	EWX	Karnes	16 hr
May 14, 10:33 PM CDT	Special Weather Statement	EWX	Maverick, Zavala	42 min
May 14, 11:12 PM CDT	Special Weather Statement	EWX	Uvalde, Zavala	63 min
May 15, 12:02 AM CDT	Flash Flood Warning	EWX	Kinney, Maverick, Uvalde, Zavala	3 hr
May 15, 12:47 AM CDT	Severe Thunderstorm Warning	EWX	Maverick, Zavala	43 min
May 15, 1:30 AM CDT	Special Weather Statement	EWX	Uvalde	30 min
May 15, 2:28 AM CDT	Special Weather Statement	EWX	Zavala	32 min
May 15, 2:55 AM CDT	Severe Thunderstorm Warning	EWX	Zavala	50 min
May 15, 3:32 AM CDT	Tornado Warning	EWX	Frio, Zavala	28 min
May 15, 4:00 AM CDT	Special Weather Statement	EWX	Frio	45 min
May 15, 4:21 AM CDT	Areal Flood Advisory	EWX	Frio	3 hr
May 15, 4:30 AM CDT	Special Weather Statement	EWX	Zavala	30 min
May 15, 4:46 AM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Zavala	44 min
May 15, 5:12 AM CDT	Areal Flood Advisory	EWX	Dimmit, Zavala	2 hr
May 15, 5:29 AM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Zavala	46 min
May 15, 5:39 AM CDT	Areal Flood Advisory	EWX	Medina	111 min
May 15, 6:01 AM CDT	Flash Flood Warning	EWX	Dimmit, Kinney, Maverick, Uvalde, Zavala	119 min
May 15, 6:14 AM CDT	Severe Thunderstorm Warning	EWX	Dimmit	31 min
May 15, 7:12 AM CDT	Areal Flood Advisory	EWX	Frio	2 hr
May 15, 7:16 AM CDT	Areal Flood Advisory	EWX	Medina	119 min
May 15, 7:56 AM CDT	Areal Flood Advisory	EWX	Atascosa, Dimmit, Frio, Maverick, Medina, Uvalde and 1 more	4 hr
May 15, 8:16 AM CDT	Areal Flood Advisory	EWX	Blanco, Burnet, Hays, Travis, Williamson	3 hr
May 15, 8:26 AM CDT	Areal Flood Advisory	EWX	Atascosa, Bexar, Comal, Guadalupe, Karnes, Kendall and 1 more	4 hr
May 15, 8:38 AM CDT	Areal Flood Advisory	EWX	Bastrop, Caldwell, Fayette, Hays, Lee, Travis and 1 more	4 hr
May 15, 8:46 AM CDT	River Flood Warning	EWX	Frio	66 hr
May 15, 9:50 AM CDT	Flash Flood Warning	EWX	Karnes, Wilson	4 hr
May 15, 12:04 PM CDT	Flash Flood Warning	EWX	DeWitt, Gonzales, Karnes	3 hr
May 15, 12:05 PM CDT	Special Weather Statement	EWX	DeWitt	55 min
May 15, 12:51 PM CDT	Special Weather Statement	EWX	DeWitt	54 min
May 15, 2:33 PM CDT	River Flood Warning	EWX	Karnes	17 hr
May 15, 2:33 PM CDT	River Flood Warning	EWX	Karnes	17 hr

Nearby

Flash Flood Warnings in Texas, 2015 Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.