Alert archive / Texas / Special Weather Statements in 2014

Special Weather Statement, NWS Austin/San Antonio, TX

September 7, 2014Bandera County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at Sep 7, 2014, 5:07 AM CDT for Bandera County, Texas. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Sep 7, 2014, 5:07 AM CDT (10:07 UTC)
Expired
Sep 7, 2014, 6:00 AM CDT
In force
53 min
Issued by
NWS Austin/San Antonio, TX

County Bandera County, TX

The radar

The Laughlin AFB radar (KDFX), 98 km from the middle of the area, began a volume at 10:08 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, 10.1 hours before the alert went out and 148 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, Del Rio, TX at 00:00Z on 2014-09-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 272 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 2014-09-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 5 square meters per square second.1939Sfc1 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
272 J/kg
Mixed-layer CIN
-17 J/kg
Mixed-layer LCL
2016 m above ground
0-6 km bulk shear
5 kt
0-1 km storm-relative helicity
5 m²/s²
0-3 km storm-relative helicity
1 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

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What forecasters said that day

The local office's own words before this special weather statement went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Austin/San Antonio, TX wrote its last area forecast discussion before this special weather statement went out at Sep 7, 4:06 AM CDT, 1 hour 1 minute earlier.

Area forecast discussion, Sep 7, 4:06 AM CDT, 1 hour 1 minute before
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</head>
<body>
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    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
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        The site you requested is temporarily down for maintenance or an unexpected outage.
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Hazardous weather outlook, Sep 7, 4:15 AM CDT, 52 minutes before
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
415 AM CDT SUN SEP 7 2014

TXZ171>173-183>194-202>209-217>225-228-081100-
LLANO-BURNET-WILLIAMSON-VAL VERDE-EDWARDS-REAL-KERR-BANDERA-
GILLESPIE-KENDALL-BLANCO-HAYS-TRAVIS-BASTROP-LEE-KINNEY-UVALDE-
MEDINA-BEXAR-COMAL-GUADALUPE-CALDWELL-FAYETTE-MAVERICK-ZAVALA-
FRIO-ATASCOSA-WILSON-KARNES-GONZALES-DE WITT-LAVACA-DIMMIT-
415 AM CDT SUN SEP 7 2014

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...TODAY AND TONIGHT.

SCATTERED SHOWERS AND THUNDERSTORMS ARE EXPECTED DURING THE LATE
MORNING THROUGH EARLY EVENING HOURS. THE THUNDERSTORMS WILL HAVE THE
ABILITY TO PRODUCE WIND GUSTS UP TO 50 MPH...LOCALLY HEAVY RAINFALL
....AND OCCASIONAL LIGHTNING. ANY OF THE HEAVIER OR SLOWER-MOVING
THUNDERSTORMS WILL ALSO HAVE THE ABILITY TO PRODUCE MINOR NUISANCE
FLOODING IN LOW-LYING OR POORLY-DRAINING AREAS.

.DAYS TWO THROUGH SEVEN...MONDAY THROUGH SATURDAY.

HEAT INDEX READINGS WILL APPROACH 105 DEGREES DURING THE AFTERNOON
HOURS OF WEDNESDAY AND THURSDAY FOR AREAS GENERALLY ALONG AND EAST
OF INTERSTATE 35.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION IS NOT ANTICIPATED.

TOMASELLI

In the hours before

Special weather statement, Sep 7, 1:46 AM CDT, 3 hours 21 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
146 AM CDT SUN SEP 7 2014

TXZ194-070745-
LEE-
146 AM CDT SUN SEP 7 2014

...SIGNIFICANT WEATHER ADVISORY FOR LEE COUNTY UNTIL 245 AM CDT...

AT 142 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR DIME BOX...OR 8 MILES SOUTHEAST OF
LEXINGTON.  THIS STORM WAS NEARLY STATIONARY.

WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH
HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  LEXINGTON...
  FEDOR...
  TANGLEWOOD...
  HILLS...
  LINCOLN...
  MANHEIM...
  LEO...
  BLUE...
  KNOBB SPRINGS...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

IN ADDITION...THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR
LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...
FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL
WEATHER SERVICE.

THE HEAVY RAIN MAY FLOOD LOW LYING AREAS SUCH AS DITCHES...LOW WATER
CROSSINGS AND UNDERPASSES. DO NOT DRIVE YOUR VEHICLE ACROSS FLOODED
ROADWAYS.

LAT...LON 3023 9673 3019 9673 3017 9676 3004 9701
      3026 9708 3040 9733 3046 9716 3056 9696
      3051 9690 3047 9689 3033 9674 3031 9664
      3029 9664
TIME...MOT...LOC 0646Z 131DEG 1KT 3036 9689

TOMASELLI
Special weather statement, Sep 7, 5:07 AM CDT, 0 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
507 AM CDT SUN SEP 7 2014

TXZ187-203-204-071100-
BANDERA-MEDINA-UVALDE-
507 AM CDT SUN SEP 7 2014

...SIGNIFICANT WEATHER ADVISORY FOR SOUTHERN BANDERA...NORTHEASTERN
UVALDE AND NORTHWESTERN MEDINA COUNTIES UNTIL 600 AM CDT...

AT 503 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR TARPLEY...MOVING SOUTHWEST AT 5 MPH.

WIND GUSTS UP TO 50 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH
HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  TARPLEY...

IF THREATENING WEATHER APPROACHES YOUR AREA...TAKE SHELTER IN A
STURDY BUILDING.

IN ADDITION...THIS STORM MAY INTENSIFY...SO BE CERTAIN TO MONITOR
LOCAL RADIO AND TV STATIONS...AS WELL AS LOCAL CABLE TV OUTLETS...
FOR ADDITIONAL INFORMATION AND POSSIBLE WARNINGS FROM THE NATIONAL
WEATHER SERVICE.

THE HEAVY RAIN MAY FLOOD LOW LYING AREAS SUCH AS DITCHES...LOW WATER
CROSSINGS AND UNDERPASSES. DO NOT DRIVE YOUR VEHICLE ACROSS FLOODED
ROADWAYS.

LAT...LON 2944 9941 2966 9952 2974 9920 2958 9912
TIME...MOT...LOC 1007Z 067DEG 6KT 2963 9926

TOMASELLI

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 6, 8:06 PM CDTSpecial Weather StatementEWXWilliamson39 min
Sep 7, 1:11 AM CDTAreal Flood AdvisoryEWXBastrop, Travis, Williamson109 min
Sep 7, 1:33 AM CDTAreal Flood AdvisoryEWXLee117 min
Sep 7, 1:46 AM CDTSpecial Weather StatementEWXLee59 min
Sep 7, 2:43 AM CDTAreal Flood AdvisoryEWXBastrop107 min
Sep 7, 3:32 AM CDTAreal Flood AdvisoryEWXFayette, Lee118 min
Sep 7, 3:53 AM CDTAreal Flood AdvisoryEWXBandera, Kendall, Kerr, Medina2 hr
Sep 7, 5:03 AM CDTFlash Flood WarningEWXBandera, Medina, Uvalde117 min
Sep 7, 5:28 AM CDTAreal Flood AdvisoryEWXGillespie2 hr
Sep 7, 5:42 AM CDTAreal Flood AdvisoryEWXEdwards, Real, Uvalde108 min
Sep 7, 5:46 AM CDTFlash Flood WarningEWXGillespie3 hr
Sep 7, 6:08 AM CDTFlash Flood WarningEWXEdwards, Real, Uvalde2 hr

Nearby

Special Weather Statements in Texas, 2014Every special weather statement 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.