Alert archive / Texas / Flash Flood Warnings in 2014

Flash Flood Warning 64, NWS Austin/San Antonio, TX

November 4, 2014Bexar County, Comal County, Guadalupe County, Texas

NWS Austin/San Antonio, TX issued this flash flood warning at Nov 4, 2014, 9:00 PM CST for Bexar County, Comal County, Guadalupe County, Texas. It was in force for 3 hr. 17 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
Nov 4, 2014, 9:00 PM CST (03:00 UTC)
Expired
Nov 5, 2014, 12:00 AM CST
In force
3 hr
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon
Flood severity
None

Counties Bexar County, TX, Comal County, TX, Guadalupe County, TX

The radar

The Austin/San Antonio radar (KEWX), 33 km from the middle of the area, began a volume at 03:02 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

TimeReportWhereRemark
Nov 4, 9:17 PM CSTFLASH FLOOD2 N Terrell Hills, TXOAK GLEN DR AT HASKIN CLOSED DUE TO FLASH FLOODING
Nov 4, 9:18 PM CSTFLASH FLOOD3 Ssw Shavano Park, TXORSINGER AT VANCE JACKSON CLOSED DUE TO FLOODING
Nov 4, 9:18 PM CSTFLASH FLOOD3 Ssw Shavano Park, TXVANCE JACKSON AT ORSINGER CLOSED DUE TO FLOODING
Nov 4, 9:24 PM CSTFLASH FLOOD1 Nnw Olmos Park, TXMCCULLOUGH AVE AT CONTOUR CLOSED DUE TO FLOODING
Nov 4, 9:28 PM CSTFLASH FLOOD1 E Hill Country Villag, TXRIO SECO AT RIO BRAVO CLOSED DUE TO FLOODING
Nov 4, 9:38 PM CSTFLASH FLOOD2 Ssw Shavano Park, TXSLEEPY HOLLOW AT SUNBRUST CLOSED DUE TO FLOODING
Nov 4, 9:39 PM CSTFLASH FLOOD4 E Hollywood Park, TXBULVERDE RD AT JONES MALTSBERGER CLOSED DUE TO FLOODING
Nov 4, 9:50 PM CSTFLASH FLOOD3 Sw Kirby, TXE HOUSTON ST AT E COMMERCE CLOSED DUE TO FLOODING
Nov 4, 9:51 PM CSTFLASH FLOOD1 Ese Hill Country Vill, TXBROOK HOLLOW AT RIO SECO CLOSED DUE TO FLOODING
Nov 4, 10:04 PM CSTFLASH FLOOD2 Se Shavano Park, TXGEORGE RD AT NW MILITARY CLOSED DUE TO FLOODING
Nov 4, 10:07 PM CSTFLASH FLOOD2 Nnw Castle Hills, TXDREAMLAND DR FROM LOCKHILL SELMA TO VANCE JACKSON CLOSED DUE TO FLOODING
Nov 4, 10:07 PM CSTFLASH FLOOD3 E San Antonio, TXEAST HOUSTON ST AT ATANDT PARKWAY CLOSED DUE TO FLOODING
Nov 4, 10:08 PM CSTFLASH FLOOD3 Nne Leon Valley, TXSOUTHWELL RD AT VERBENA CLOSED DUE TO FLOODING
Nov 4, 10:24 PM CSTFLASH FLOOD4 Wnw Live Oak, TXSTAHL RD AT HAY MARKET CLOSED DUE TO FLOODING
Nov 4, 10:25 PM CSTFLASH FLOOD3 Nne Leon Valley, TXENCINO PARK RD AT SOUTHWELL CLOSED DUE TO FLOODING
Nov 4, 10:50 PM CSTFLASH FLOOD2 Ese Helotes, TXSPOTTER REPORTED 1 FOOT OF WATER OVER ROAD AT LAKE RUN AND HAUSMAN
Nov 4, 10:57 PM CSTFLASH FLOOD1 Nnw Leon Valley, TXEVERS RD AT HEUBNER 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

Corpus Christi, TX (KCRP), launched 00:00Z, 3.0 hours before the alert went out and 235 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-pSkew-T log-p diagram, Corpus Christi, TX at 00:00Z on 2014-11-05Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 206 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Corpus Christi, TX at 00:00Z on 2014-11-05The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 81 square meters per square second.19395878Sfc1 km3 km6 km9 kmRMLM
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
206 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
907 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
81 m²/s²
0-3 km storm-relative helicity
54 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

289 
WGUS54 KEWX 050300
FFWEWX
TXC029-091-187-050600-
/O.NEW.KEWX.FF.W.0064.141105T0300Z-141105T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/

BULLETIN - EAS ACTIVATION REQUESTED
FLASH FLOOD WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
900 PM CST TUE NOV 4 2014

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* FLASH FLOOD WARNING FOR...
  BEXAR COUNTY IN SOUTH CENTRAL TEXAS...
  THIS INCLUDES THE CITIES OF...UNIVERSAL CITY...SAN ANTONIO...
  COMAL COUNTY IN SOUTH CENTRAL TEXAS...
  THIS INCLUDES THE CITIES OF...NEW BRAUNFELS...CANYON LAKE DAM...
  WEST CENTRAL GUADALUPE COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL MIDNIGHT CST

* AT 852 PM CST...NATIONAL WEATHER SERVICE METEOROLOGISTS HAVE
  DETERMINED THAT RAINFALL ESTIMATES FROM DOPPLER RADAR INDICATE
  FLASH FLOODING FROM A THUNDERSTORM OVER THE WARNED AREA. RADAR 
  ESTIMATES BETWEEN 1 AND 3 INCHES OF RAINFALL HAVE FALLEN ACROSS 
  THE WARNED AREA WITH ANOTHER 1 TO 3 INCHES EXPECTED. MULTIPLE 
  STREET CLOSURES HAVE ALREADY BEEN REPORTED IN NORTHERN BEXAR
  COUNTY DUE TO FLOODING. THIS SUPERSEDES THE PREVIOUS FLASH FLOOD 
  WARNING FOR NORTHERN BEXAR AND WESTERN COMAL COUNTY. 

* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO TIMBERWOOD
  PARK...FAIR OAKS RANCH...SPRING BRANCH...SMITHSON VALLEY...FISCHER
  AND BULVERDE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...HIGHWAYS AND UNDERPASSES. ADDITIONALLY...COUNTRY
ROADS AND FARMLANDS ALONG THE BANKS OF CREEKS...STREAMS AND OTHER LOW
LYING AREAS ARE SUBJECT TO FLOODING.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

&&

LAT...LON 3003 9829 2976 9803 2946 9815 2921 9843
      2932 9868 2972 9867

$$
3 follow-up statements
046 
WGUS74 KEWX 050405
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1005 PM CST TUE NOV 4 2014

TXC029-091-187-050600-
/O.CON.KEWX.FF.W.0064.000000T0000Z-141105T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUADALUPE TX-BEXAR TX-COMAL TX-
1005 PM CST TUE NOV 4 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST FOR
COMAL...BEXAR AND WEST CENTRAL GUADALUPE COUNTIES...

AT 948 PM CST...NWS METEOROLOGISTS CONTINUED TO DETECT HEAVY RAIN 
ESPECIALLY OVER CENTRAL AND SOUTHERN PORTION OF BEXAR COUNTY. RAIN 
RATES ARE RANGING FROM 2 TO 4 INCHES PER HOUR ACCORDING TO DOPPLER 
RADAR. THERE ARE SEVERAL STREET CLOSURES ACROSS BEXAR COUNTY WITH 
POSSIBLY MORE TO COME AS HEAVY RAIN CONTINUES. OBSERVED HIGHEST 
RAINFALL AMOUNTS SO FAR OVER THE AFFECTED AREAS RANGE FROM 1 TO 2 
INCHES IN THE PAST 3 HOURS. ADDITIONAL ONE TO TWO INCHES OF RAINFALL 
ARE POSSIBLE WITHIN THE NEXT SEVERAL HOURS AS THE FRONTAL BOUNDARY 
SLOWLY PUSHES TO THE SOUTH.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SHAVANO
PARK...TIMBERWOOD PARK...THE DOMINION...LEON SPRINGS...HOLLYWOOD
PARK...FAIR OAKS RANCH...CROSS MOUNTAIN...SELMA...SPRING BRANCH...
SMITHSON VALLEY...NEW BRAUNFELS...GARDEN RIDGE...FISCHER...CANYON 
LAKE DAM AND BULVERDE.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3003 9829 2976 9803 2946 9815 2921 9843
      2932 9868 2972 9867

$$
283 
WGUS74 KEWX 050518
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1118 PM CST TUE NOV 4 2014

TXC029-091-187-050600-
/O.CON.KEWX.FF.W.0064.000000T0000Z-141105T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUADALUPE TX-BEXAR TX-COMAL TX-
1118 PM CST TUE NOV 4 2014

...A FLASH FLOOD WARNING REMAINS IN EFFECT UNTIL MIDNIGHT CST FOR
COMAL...BEXAR AND WEST CENTRAL GUADALUPE COUNTIES...

AT 1110 PM CST...NWS METEOROLOGISTS CONTINUE TO OBSERVE MODERATE TO 
HEAVY RAIN ACROSS PARTS OF COMAL...BEXAR...AND GUADALUPE COUNTIES.
LATEST DOPPLER RADAR IMAGES SHOW RAIN RATES DIMINISHING TO 1 TO 3 
INCHES PER HOUR. HOWEVER...THE POTENTIAL FOR HEAVY RAIN CONTINUES 
LATE TONIGHT INTO THE OVERNIGHT HOURS ALONG AND BEHIND THE COLD 
FRONT. THE COLD FRONT IS LOCATED APPROXIMATELY JUST SOUTH OF HIGHWAY 
90 OR SOUTH OF A HALLETTSVILLE TO PLEASANTON TO EAGLE PASS LINE.
LATEST INFRARED SATELLITE IMAGES ARE SHOWING A LARGE PLUME OF MID TO 
UPPER LEVEL MOISTURE PUSHING NORTHEASTWARD FROM NORTHEAST MEXICO 
INTO SOUTH CENTRAL TEXAS. AT THE SURFACE...THE COLD FRONT HAS SHOWN 
SIGN OF SLOWING DOWN WHILE MEET AN AREA OF DEEP MOISTURE FROM THE 
GULF AND A SOUTHERLY FLOW. THESE CONDITIONS WILL KEEP RAIN CHANCES 
HIGH THE REST OF TONIGHT WITH MODERATE TO HEAVY RAIN THROUGH THE 
PERIOD.

LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO SHAVANO
PARK...TIMBERWOOD PARK...THE DOMINION...LEON SPRINGS...HOLLYWOOD
PARK...FAIR OAKS RANCH...CROSS MOUNTAIN...SELMA...SPRING BRANCH...
SMITHSON VALLEY...NEW BRAUNFELS...GARDEN RIDGE...FISCHER...CANYON
LAKE DAM AND BULVERDE

PRECAUTIONARY/PREPAREDNESS ACTIONS...

ADDITIONAL RAINFALL AMOUNTS OF ONE HALF TO AN INCH ARE POSSIBLE IN 
THE WARNED AREA.

EXCESSIVE RUNOFF FROM HEAVY RAINFALL WILL CAUSE FLOODING OF SMALL
CREEKS AND STREAMS...URBAN AREAS...HIGHWAYS...STREETS AND UNDERPASSES
AS WELL AS OTHER DRAINAGE AREAS AND LOW LYING SPOTS.

MOST FLOOD DEATHS OCCUR IN AUTOMOBILES. NEVER DRIVE YOUR VEHICLE INTO
AREAS WHERE THE WATER COVERS THE ROADWAY. FLOOD WATERS ARE USUALLY
DEEPER THAN THEY APPEAR. JUST ONE FOOT OF FLOWING WATER IS POWERFUL
ENOUGH TO SWEEP VEHICLES OFF THE ROAD. WHEN ENCOUNTERING FLOODED
ROADS MAKE THE SMART CHOICE...TURN AROUND...DONT DROWN.

A FLASH FLOOD WARNING MEANS THAT FLOODING IS IMMINENT OR OCCURRING.
IF YOU ARE IN THE WARNING AREA MOVE TO HIGHER GROUND IMMEDIATELY.
RESIDENTS LIVING ALONG STREAMS AND CREEKS SHOULD TAKE IMMEDIATE
PRECAUTIONS TO PROTECT LIFE AND PROPERTY. DO NOT ATTEMPT TO CROSS
SWIFTLY FLOWING WATERS OR WATERS OF UNKNOWN DEPTH BY FOOT OR BY
AUTOMOBILE.

&&

LAT...LON 3003 9829 2976 9803 2946 9815 2921 9843
      2932 9868 2972 9867

$$
820 
WGUS74 KEWX 050558
FFSEWX

FLASH FLOOD STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1158 PM CST TUE NOV 4 2014

TXC029-091-187-050605-
/O.EXP.KEWX.FF.W.0064.000000T0000Z-141105T0600Z/
/00000.0.ER.000000T0000Z.000000T0000Z.000000T0000Z.OO/
GUADALUPE TX-BEXAR TX-COMAL TX-
1158 PM CST TUE NOV 4 2014

...THE FLASH FLOOD WARNING WILL EXPIRE AT MIDNIGHT CST FOR COMAL...
BEXAR AND WEST CENTRAL GUADALUPE COUNTIES...

RAINFALL RATES HAVE DECREASED ACROSS THE WARNING AREA. LIGHT TO 
MODERATE RAIN IS EXPECTED TO CONTINUE OVERNIGHT. 

LAT...LON 3003 9829 2976 9803 2946 9815 2921 9843
      2932 9868 2972 9867

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Nov 4, 7:16 PM CSTAreal Flood AdvisoryEWXBexar, Comal104 min
Nov 4, 7:46 PM CSTFlash Flood WarningEWXBexar, Comal119 min
Nov 4, 9:58 PM CSTAreal Flood AdvisoryEWXAtascosa, Bexar, Frio, Medina2 hr
Nov 5, 12:48 AM CSTAreal Flood AdvisoryEWXBexar, Comal4 hr
Nov 5, 5:02 AM CSTAreal Flood AdvisoryEWXBexar, Comal4 hr
Nov 5, 8:31 AM CSTRiver Flood WarningEWXVal Verde30 hr

Nearby

Flash Flood Warnings in Texas, 2014Every flash flood warning in 2014

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.