Alert archive / Texas / Special Weather Statements in 2013

Special Weather Statement, NWS Austin/San Antonio, TX

May 24, 2013Atascosa County, Texas

NWS Austin/San Antonio, TX issued this special weather statement at May 24, 2013, 11:49 AM CDT for Atascosa County, Texas. It was in force for 41 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: May 24, 2013, 11:49 AM CDT (16:49 UTC)
Expired: May 24, 2013, 12:30 PM CDT
In force: 41 min
Issued by: NWS Austin/San Antonio, TX

County Atascosa County, TX

The radar

The Austin/San Antonio radar (KEWX), 110 km from the middle of the area, began a volume at 16:51 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

Corpus Christi, TX (KCRP), launched 12:00Z, 4.8 hours before the alert went out and 157 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: 2472 J/kg
Mixed-layer CIN: -41 J/kg
Mixed-layer LCL: 608 m above ground
0-6 km bulk shear: 19 kt
0-1 km storm-relative helicity: 56 m²/s²
0-3 km storm-relative helicity: 86 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 3.9

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 May 24, 10:35 AM CDT, 1 hour 14 minutes earlier.

Area forecast discussion, May 24, 10:35 AM CDT, 1 hour 14 minutes before

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Hazardous weather outlook, May 24, 6:46 AM CDT, 5 hours 3 minutes before

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
646 AM CDT FRI MAY 24 2013

TXZ171>173-183>194-202>209-217>225-228-251200-
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-
646 AM CDT FRI MAY 24 2013

THIS HAZARDOUS WEATHER OUTLOOK IS FOR SOUTH CENTRAL TEXAS.

.DAY ONE...TODAY AND TONIGHT...

AN UPPER LEVEL DISTURBANCE MOVING SLOWLY EAST ACROSS SOUTH CENTRAL
TEXAS WILL INTERACT WITH A MOIST FLOW OFF THE GULF OF MEXICO TO
GENERATE SCATTERED TO NUMEROUS SHOWERS AND THUNDERSTORMS TODAY
INTO TONIGHT. LOCALLY HEAVY RAINFALL UP TO 4 INCHES...GUSTY WINDS
AND SMALL HAIL ARE POSSIBLE.

.DAYS TWO THROUGH SEVEN...SATURDAY THROUGH THURSDAY...

NO HAZARDOUS WEATHER IS EXPECTED AT THIS TIME.

.SPOTTER INFORMATION STATEMENT...

SPOTTER ACTIVATION WILL NOT BE NEEDED.

In the hours before

Special weather statement, May 24, 9:15 AM CDT, 2 hours 34 minutes before

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Special weather statement, May 24, 10:04 AM CDT, 1 hour 45 minutes before

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Special weather statement, May 24, 10:47 AM CDT, 1 hour 2 minutes before

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Local storm report, May 24, 10:59 AM CDT, 50 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1059 AM CDT FRI MAY 24 2013

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

1000 AM     FLASH FLOOD      4 NE UVALDE             29.26N  99.73W
05/24/2013                   UVALDE             TX   LAW ENFORCEMENT

            HACIENDA ROAD AND HWY 90 CLOSED DUE TO HIGH WATER

&&

EVENT NUMBER EWX1300470

SBS

Special weather statement, May 24, 11:42 AM CDT, 7 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1142 AM CDT FRI MAY 24 2013

TXZ205-241730-
BEXAR-
1142 AM CDT FRI MAY 24 2013

...SIGNIFICANT WEATHER ADVISORY FOR WESTERN BEXAR COUNTY UNTIL 1230
PM CDT...

AT 1142 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED A
STRONG THUNDERSTORM NEAR SEA WORLD...OR 9 MILES WEST OF SAN
ANTONIO...MOVING NORTH AT 20 MPH.

WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THIS STORM...ALONG WITH
HEAVY RAIN.

LOCATIONS NEAR THE PATH OF THIS STORM INCLUDE...
  SEA WORLD...
  LEON VALLEY...
  SHAVANO PARK...
  HELOTES...
  CROSS MOUNTAIN...
  THE DOMINION...
  LEON SPRINGS...
  BALCONES HEIGHTS...
  CASTLE HILLS...
  FIESTA TEXAS...

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 2954 9877 2971 9866 2959 9850 2923 9853
      2927 9880
TIME...MOT...LOC 1642Z 170DEG 17KT 2944 9865

Special weather statement, May 24, 11:49 AM CDT, 0 minutes before

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1149 AM CDT FRI MAY 24 2013

TXZ205-220-221-241730-
ATASCOSA-BEXAR-WILSON-
1149 AM CDT FRI MAY 24 2013

...SIGNIFICANT WEATHER ADVISORY FOR ATASCOSA...SOUTHERN BEXAR AND
WESTERN WILSON COUNTIES UNTIL 1230 PM CDT...

AT 1143 AM CDT...NATIONAL WEATHER SERVICE METEOROLOGISTS DETECTED
STRONG THUNDERSTORMS ALONG A LINE EXTENDING FROM 5 MILES SOUTH OF
SOMERSET TO 6 MILES NORTHWEST OF CROSS...AND MOVING EAST AT 25 MPH.

WIND GUSTS UP TO 40 MPH ARE EXPECTED WITH THESE STORMS...ALONG WITH
HEAVY RAIN AND FREQUENT DANGEROUS LIGHTNING.

LOCATIONS NEAR THE PATH OF THESE STORMS INCLUDE...
  POTEET...
  JOURDANTON...
  CHRISTINE...
  PLEASANTON...
  CAMPBELLTON...
  LEMING...
  MCCOY...

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

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 2863 9835 2863 9872 2923 9875 2918 9829
      2866 9826 2863 9830 2862 9834
TIME...MOT...LOC 1648Z 270DEG 15KT 2916 9860 2865 9860

The office that day

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

Issued	Product	Office	Counties	Lasted
May 24, 1:44 AM CDT	Special Weather Statement	EWX	Edwards	46 min
May 24, 2:08 AM CDT	Special Weather Statement	EWX	Edwards	52 min
May 24, 3:01 AM CDT	Areal Flood Advisory	EWX	Edwards, Real, Val Verde	3 hr
May 24, 3:47 AM CDT	Special Weather Statement	EWX	Edwards, Real	43 min
May 24, 4:23 AM CDT	Severe Thunderstorm Warning	EWX	Edwards, Real	37 min
May 24, 4:44 AM CDT	Areal Flood Advisory	EWX	Val Verde	3 hr
May 24, 4:53 AM CDT	Special Weather Statement	EWX	Kinney, Real, Uvalde	67 min
May 24, 5:01 AM CDT	Flash Flood Warning	EWX	Real	3 hr
May 24, 5:31 AM CDT	Special Weather Statement	EWX	Kinney	59 min
May 24, 6:12 AM CDT	Areal Flood Advisory	EWX	Kinney	108 min
May 24, 6:50 AM CDT	Special Weather Statement	EWX	Kinney, Maverick, Uvalde	70 min
May 24, 7:32 AM CDT	Special Weather Statement	EWX	Maverick	58 min
May 24, 8:35 AM CDT	Special Weather Statement	EWX	Zavala	40 min
May 24, 8:44 AM CDT	Areal Flood Advisory	EWX	Real, Uvalde	106 min
May 24, 9:15 AM CDT	Special Weather Statement	EWX	Dimmit, Kinney, Uvalde	45 min
May 24, 9:45 AM CDT	Flash Flood Warning	EWX	Uvalde	4 hr
May 24, 9:57 AM CDT	Flash Flood Warning	EWX	Uvalde	63 min
May 24, 10:04 AM CDT	Special Weather Statement	EWX	Frio	41 min
May 24, 10:42 AM CDT	Areal Flood Advisory	EWX	Bandera, Kerr, Medina, Real, Uvalde	108 min
May 24, 10:47 AM CDT	Special Weather Statement	EWX	Frio, Medina	43 min
May 24, 11:42 AM CDT	Special Weather Statement	EWX	Bexar	48 min
May 24, 12:15 PM CDT	Special Weather Statement	EWX	Bexar, Comal, Kendall	45 min
May 24, 12:45 PM CDT	Areal Flood Advisory	EWX	Bexar, Comal, Kendall	105 min
May 24, 12:59 PM CDT	Special Weather Statement	EWX	Atascosa, Bexar, Comal	46 min
May 24, 1:32 PM CDT	Flash Flood Warning	EWX	Bexar	3 hr
May 24, 2:03 PM CDT	Areal Flood Advisory	EWX	Bexar, Comal, Guadalupe	117 min
May 24, 2:29 PM CDT	Areal Flood Advisory	EWX	Atascosa	2 hr
May 24, 2:40 PM CDT	Areal Flood Advisory	EWX	Burnet	3 hr
May 24, 2:46 PM CDT	Flash Flood Warning	EWX	Caldwell, Comal, Guadalupe, Hays, Travis	4 hr
May 24, 2:53 PM CDT	Special Weather Statement	EWX	Karnes	67 min
May 24, 2:58 PM CDT	Special Weather Statement	EWX	Hays	47 min
May 24, 3:43 PM CDT	Areal Flood Advisory	EWX	Travis, Williamson	107 min
May 24, 4:35 PM CDT	Flash Flood Warning	EWX	Bexar, Comal, Guadalupe, Wilson	115 min
May 24, 6:34 PM CDT	Areal Flood Advisory	EWX	Burnet, Llano, Travis, Williamson	116 min

Nearby

Special Weather Statements in Texas, 2013 Every special weather statement in 2013

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.