Alert archive / Texas / Flash Flood Warnings in 2015

Flash Flood Warning 69, NWS Austin/San Antonio, TX

May 24, 201510 counties in Texas

NWS Austin/San Antonio, TX issued this flash flood warning at May 24, 2015, 2:09 AM CDT for 10 counties in Texas. It was in force for 5 hr. 12 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 24, 2015, 2:09 AM CDT (07:09 UTC)
Expired: May 24, 2015, 7:15 AM CDT
In force: 5 hr
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon
Flood severity: None

Counties Bastrop County, TX, Blanco County, TX, Burnet County, TX, Caldwell County, TX, Comal County, TX, Guadalupe County, TX, Hays County, TX, Llano County, TX, Travis County, TX, Williamson County, TX

The radar

The Ft Hood radar (KGRK), 68 km from the middle of the area, began a volume at 07:13 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.

What was reported inside it

Time	Report	Where	Remark
May 24, 3:03 AM CDT	FLASH FLOOD	5 Ene Fischer, TX	THE FISCHER STORE ROAD BRIDGE OVER THE BLANCO RIVER HAS BEEN DESTROYED...ONLY THE PILLARS REMAIN
May 24, 3:05 AM CDT	FLASH FLOOD	5 Ene Fischer, TX	FISCHER STORE ROAD BRIDGE OVER THE BLANCO RIVER IS DESTROYED WEST OF WIMBERLEY.
May 24, 3:17 AM CDT	FLASH FLOOD	3 Ssw Kyle, TX	4 PEOPLE TRAPPED ON ROOF...OTHERS STILL INSIDE...HELICOPTER RESCUE HAS BEEN REQUESTED
May 24, 4:05 AM CDT	FLASH FLOOD	3 Ne San Marcos, TX	FLOOD WATERS FROM THE BLANCO RIVER ARE OVER I35 SOUTHBOUND IN SAN MARCOS
May 24, 4:15 AM CDT	FLASH FLOOD	1 E San Marcos, TX	HWY 80 JUST EAST OF I35 IS BEING CLOSED DUE TO RISING WATERS FROM THE BLANCO RIVER...OFFICIALS REPORT DEBRIS BUMPING INTO BRIDGE STRUCTURE
May 24, 4:19 AM CDT	FLASH FLOOD	3 Ne San Marcos, TX	BOTH LANES OF I35 ARE CLOSED AT THE BLANCO RIVER
May 24, 4:25 AM CDT	FLASH FLOOD	3 Ne San Marcos, TX	I-35 NORTHBOUND AND SOUTHBOUND CLOSED DUE TO BLANCO RIVER FLOODING. POSSIBLY 3 CARS IN THE WATER.
May 24, 4:29 AM CDT	FLASH FLOOD	1 E San Marcos, TX	HIGHWAY 80 JUST EAST OF I-35 CLOSED. WATERBORNE DEBRIS STRIKING BRIDGE STRUCTURE.
May 24, 5:19 AM CDT	FLASH FLOOD	2 E San Marcos, TX	WATER RESCUES BEING CONDUCTED NEAR THE GARY JOB CORPS CENTER
May 24, 5:44 AM CDT	FLASH FLOOD	2 Ene San Marcos, TX	WATER IN ASPEN APARTMENT COMPLEX AND WATER IS UP TO THE TOP OF CAR TIRES IN THE PARKING LOTS
May 24, 6:17 AM CDT	FLASH FLOOD	2 Ne San Marcos, TX	HAYS COUNTY JAIL INMATES BEING EVACUATED DUE TO FLOOD WATERS
May 24, 6:43 AM CDT	FLASH FLOOD	1 Nne Lockhart, TX	MULTIPLE WATER RESCUES ONGOING ACROSS THE COUNTY WITH NUMEROUS ROAD CLOSURES

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, 7.2 hours before the alert went out and 284 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: 537 J/kg
Mixed-layer CIN: -56 J/kg
Mixed-layer LCL: 858 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 197 m²/s²
0-3 km storm-relative helicity: 288 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 4.7

Open this sounding in Storm Lab

The text

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

362 
WGUS54 KEWX 240709
FFWEWX
TXC021-031-053-055-091-187-209-299-453-491-241215-
/O.NEW.KEWX.FF.W.0069.150524T0709Z-150524T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
209 AM CDT SUN MAY 24 2015

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  GUADALUPE COUNTY IN SOUTH CENTRAL TEXAS...
  LLANO COUNTY IN SOUTH CENTRAL TEXAS...
  COMAL COUNTY IN SOUTH CENTRAL TEXAS...
  HAYS COUNTY IN SOUTH CENTRAL TEXAS...
  BURNET COUNTY IN SOUTH CENTRAL TEXAS...
  CALDWELL COUNTY IN SOUTH CENTRAL TEXAS...
  TRAVIS COUNTY IN SOUTH CENTRAL TEXAS...
  BASTROP COUNTY IN SOUTH CENTRAL TEXAS...
  EASTERN BLANCO COUNTY IN SOUTH CENTRAL TEXAS...
  WILLIAMSON COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 715 AM CDT
    
* AT 208 AM CDT...EMERGENCY MANAGEMENT REPORTED FLASH FLOODING 
  CONTINUING ACROSS THE WARNED AREA. SEVERAL ROUNDS OF HEAVY RAIN 
  HAVE LED TO SIGNIFICANT FLASH FLOODING ACROSS THE WARNED AREA. 
  ANOTHER ROUND OF HEAVY RAIN WILL AFFECT THE AREA OVERNIGHT AND 
  SIGNIFICANT FLASH FLOODING WILL CONTINUE.

* SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
  AUSTIN...ROUND ROCK...NEW BRAUNFELS...CEDAR PARK...GEORGETOWN...
  PFLUGERVILLE...SAN MARCOS...SEGUIN...TAYLOR...LOCKHART...ELGIN...
  BASTROP...KINGSLAND...MARBLE FALLS...BURNET...LULING...
  SMITHVILLE...LLANO...WIMBERLEY AND DRIPPING SPRINGS.

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.

&&

LAT...LON 3103 9791 3091 9783 3073 9728 3046 9716
      3040 9732 3040 9733 3026 9708 3005 9702
      2965 9763 2938 9784 2937 9810 2948 9812
      2955 9828 2997 9837 3045 9822 3050 9840
      3050 9896 3092 9896 3094 9841 3103 9844

$$

HAMPSHIRE

2 follow-up statements

329 
WGUS74 KEWX 241112
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
612 AM CDT SUN MAY 24 2015

TXC053-299-241120-
/O.CAN.KEWX.FF.W.0069.000000T0000Z-150524T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
LLANO TX-BURNET TX-
612 AM CDT SUN MAY 24 2015

...THE FLASH FLOOD WARNING FOR LLANO AND BURNET COUNTIES IS
CANCELLED...

THE HEAVY RAIN HAS ENDED...AND FLOODING IS NO LONGER EXPECTED TO POSE
A THREAT. PLEASE CONTINUE TO HEED ALL ROAD CLOSURES.

LAT...LON 3073 9728 3046 9716 3040 9732 3040 9733
      3026 9708 3005 9702 2964 9764 2959 9824
      2997 9837 3045 9822 3043 9813 3044 9811
      3052 9811 3079 9796 3091 9782

$$

TXC021-031-055-091-187-209-453-491-241215-
/O.CON.KEWX.FF.W.0069.000000T0000Z-150524T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUADALUPE TX-COMAL TX-HAYS TX-CALDWELL TX-TRAVIS TX-BASTROP TX-
BLANCO TX-WILLIAMSON TX-
612 AM CDT SUN MAY 24 2015

...THE FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL 715 AM CDT FOR
NORTHERN GUADALUPE...COMAL...HAYS...CALDWELL...TRAVIS...BASTROP...
EASTERN BLANCO AND WILLIAMSON COUNTIES...

AT 610 AM CDT...EMERGENCY MANAGEMENT REPORTED CONTINUED FLASH 
FLOODING ACROSS THE WARNED AREA. THE HEAVY RAIN HAS ENDED BUT FLASH 
FLOODING WILL CONTINUE TO BE A POSSIBILITY. 

SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE...
AUSTIN...ROUND ROCK...NEW BRAUNFELS...CEDAR PARK...GEORGETOWN...
PFLUGERVILLE...SAN MARCOS...SEGUIN...TAYLOR...LOCKHART...ELGIN...
BASTROP...LULING...SMITHVILLE...WIMBERLEY...DRIPPING SPRINGS...
GRANGER...TANGLEWOOD FOREST...ANDERSON MILL AND CANYON LAKE DAM.

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.

&&

LAT...LON 3073 9728 3046 9716 3040 9732 3040 9733
      3026 9708 3005 9702 2964 9764 2959 9824
      2997 9837 3045 9822 3043 9813 3044 9811
      3052 9811 3079 9796 3091 9782

$$

HAMPSHIRE

128 
WGUS74 KEWX 241215
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
715 AM CDT SUN MAY 24 2015

TXC021-031-055-091-187-209-453-491-241225-
/O.EXP.KEWX.FF.W.0069.000000T0000Z-150524T1215Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUADALUPE TX-COMAL TX-HAYS TX-CALDWELL TX-TRAVIS TX-BASTROP TX-
BLANCO TX-WILLIAMSON TX-
715 AM CDT SUN MAY 24 2015

...THE FLASH FLOOD WARNING FOR NORTHERN GUADALUPE...COMAL...HAYS...
CALDWELL...TRAVIS...BASTROP...EASTERN BLANCO AND WILLIAMSON COUNTIES
HAS EXPIRED...

FLOOD WATERS HAVE RECEDED...AND ARE NO LONGER EXPECTED TO POSE A
THREAT TO LIFE OR PROPERTY. PLEASE CONTINUE TO HEED ANY ROAD
CLOSURES.

LAT...LON 3073 9728 3046 9716 3040 9732 3040 9733
      3026 9708 3005 9702 2964 9764 2959 9824
      2997 9837 3045 9822 3043 9813 3044 9811
      3052 9811 3079 9796 3091 9782

$$

HAMPSHIRE

The office that day

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

Issued	Product	Office	Counties	Lasted
May 23, 7:11 PM CDT	Special Weather Statement	EWX	Frio	49 min
May 23, 7:25 PM CDT	Flash Flood Warning	EWX	Frio, Zavala	3 hr
May 23, 7:27 PM CDT	River Flood Warning	EWX	Kerr	31 hr
May 23, 7:27 PM CDT	River Flood Warning	EWX	Kendall	19 hr
May 23, 7:39 PM CDT	River Flood Warning	EWX	Blanco	24 hr
May 23, 7:49 PM CDT	Special Weather Statement	EWX	Hays	26 min
May 23, 7:50 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Bexar, Frio, Medina	40 min
May 23, 7:52 PM CDT	River Flood Warning	EWX	Uvalde	21 hr
May 23, 7:55 PM CDT	Tornado Warning	EWX	Bexar, Medina	35 min
May 23, 8:02 PM CDT	Flash Flood Warning	EWX	Frio	3 hr
May 23, 8:04 PM CDT	Severe Thunderstorm Warning	EWX	Blanco, Hays, Travis	41 min
May 23, 8:10 PM CDT	Flash Flood Warning	EWX	Bandera, Medina, Uvalde	3 hr
May 23, 8:13 PM CDT	River Flood Warning	EWX	Comal	22 hr
May 23, 8:13 PM CDT	River Flood Warning	EWX	Hays	55 hr
May 23, 8:13 PM CDT	River Flood Warning	EWX	Caldwell, Gonzales	4 days
May 23, 8:13 PM CDT	River Flood Warning	EWX	DeWitt	8 days
May 23, 8:13 PM CDT	Tornado Warning	EWX	Hays, Travis	32 min
May 23, 8:23 PM CDT	Flash Flood Warning	EWX	Atascosa, Bexar, Blanco, Burnet, Comal, Hays and 2 more	3 hr
May 23, 8:23 PM CDT	Tornado Warning	EWX	Bexar	37 min
May 23, 8:32 PM CDT	Severe Thunderstorm Warning	EWX	Atascosa, Bexar, Comal, Frio, Guadalupe	43 min
May 23, 8:40 PM CDT	River Flood Warning	EWX	Uvalde	32 hr
May 23, 8:40 PM CDT	River Flood Warning	EWX	Frio	6 days
May 23, 8:43 PM CDT	Tornado Warning	EWX	Travis	32 min
May 23, 8:45 PM CDT	Special Weather Statement	EWX	Hays	45 min
May 23, 8:55 PM CDT	Tornado Warning	EWX	Hays, Travis	35 min
May 23, 8:56 PM CDT	River Flood Warning	EWX	Kerr	26 hr
May 23, 9:07 PM CDT	Special Weather Statement	EWX	Atascosa, Caldwell, Guadalupe, Wilson	53 min
May 23, 9:16 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Hays, Travis	44 min
May 23, 9:18 PM CDT	Flash Flood Warning	EWX	Caldwell, Comal, Guadalupe, Wilson	3 hr
May 23, 9:32 PM CDT	Tornado Warning	EWX	Burnet, Williamson	31 min
May 23, 9:32 PM CDT	Tornado Warning	EWX	Burnet, Williamson	28 min
May 23, 9:39 PM CDT	Severe Thunderstorm Warning	EWX	Williamson	51 min
May 23, 9:52 PM CDT	Flash Flood Warning	EWX	Bastrop, Lee	3 hr
May 23, 10:03 PM CDT	Severe Thunderstorm Warning	EWX	Bastrop, Caldwell, Fayette, Gonzales, Lee, Williamson	42 min
May 23, 10:31 PM CDT	Flash Flood Warning	EWX	Frio, Medina, Uvalde, Zavala	3 hr
May 23, 10:35 PM CDT	Special Weather Statement	EWX	Atascosa, Gonzales	40 min
May 23, 10:47 PM CDT	Special Weather Statement	EWX	Fayette	28 min
May 23, 10:49 PM CDT	Areal Flood Warning	EWX	Bandera, Real	3 hr
May 23, 10:51 PM CDT	Areal Flood Advisory	EWX	Burnet	3 hr
May 23, 10:53 PM CDT	River Flood Warning	EWX	Travis	40 hr
May 23, 11:05 PM CDT	River Flood Warning	EWX	Uvalde	28 hr
May 23, 11:13 PM CDT	Flash Flood Warning	EWX	Blanco, Burnet, Comal, Hays, Travis, Williamson	3 hr
May 23, 11:14 PM CDT	Flash Flood Warning	EWX	Atascosa, Bexar	3 hr
May 23, 11:24 PM CDT	Flash Flood Warning Emergency	EWX	Hays	6 hr
May 23, 11:38 PM CDT	Flash Flood Warning	EWX	Edwards, Kinney, Real, Val Verde	3 hr
May 23, 11:57 PM CDT	River Flood Warning	EWX	Bexar	19 hr
May 23, 11:57 PM CDT	River Flood Warning	EWX	Bexar	44 hr
May 23, 11:57 PM CDT	River Flood Warning	EWX	Bexar	27 hr
May 23, 11:57 PM CDT	River Flood Warning	EWX	Bexar, Wilson	55 hr
May 24, 12:03 AM CDT	River Flood Warning	EWX	Medina	22 hr
May 24, 12:03 AM CDT	River Flood Warning	EWX	Medina	22 hr
May 24, 12:25 AM CDT	Flash Flood Warning	EWX	Bandera, Bexar, Blanco, Comal, Gillespie, Kendall and 3 more	6 hr
May 24, 12:55 AM CDT	Special Weather Statement	EWX	Bandera, Kerr	50 min
May 24, 1:25 AM CDT	Flash Flood Warning Emergency	EWX	Caldwell, Guadalupe, Hays	8 hr
May 24, 1:34 AM CDT	Flash Flood Warning	EWX	Frio, Medina, Uvalde, Zavala	3 hr
May 24, 2:23 AM CDT	River Flood Warning	EWX	Williamson	21 hr
May 24, 3:21 AM CDT	Flash Flood Warning	EWX	DeWitt, Fayette, Gonzales, Lavaca, Lee	4 hr
May 24, 5:11 AM CDT	Flash Flood Warning Emergency	EWX	Hays	3 hr
May 24, 7:29 AM CDT	River Flood Warning	EWX	Bexar, Guadalupe	20 hr
May 24, 7:29 AM CDT	River Flood Warning	EWX	Karnes	4 days
May 24, 8:06 AM CDT	Areal Flood Warning	EWX	Hays	6 hr
May 24, 8:32 AM CDT	River Flood Warning	EWX	Travis	21 hr
May 24, 8:47 AM CDT	Flash Flood Warning Emergency	EWX	Caldwell, Guadalupe, Hays	3 hr
May 24, 9:17 AM CDT	River Flood Warning	EWX	Caldwell, Gonzales	22 hr
May 24, 9:23 AM CDT	River Flood Warning	EWX	Gonzales	5 days
May 24, 9:56 AM CDT	River Flood Warning	EWX	Karnes	3 days
May 24, 11:38 AM CDT	Areal Flood Warning	EWX	Caldwell, Guadalupe, Hays	6 hr
May 24, 2:12 PM CDT	Areal Flood Warning	EWX	Hays	3 hr
May 24, 3:22 PM CDT	Flash Flood Watch	EWX	Atascosa, Bandera, Bastrop, Bexar, Blanco, Burnet and 27 more	34 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.