Alert archive / Texas / Tornado Warnings in 2008

Tornado Warning 12, NWS Austin/San Antonio, TX

May 14, 20084 counties in Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 14, 2008, 2:28 AM CDT for 4 counties in Texas. It was in force for 47 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 14, 2008, 2:28 AM CDT (07:28 UTC)
Expired
May 14, 2008, 3:15 AM CDT
In force
47 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon

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

The radar

The Laughlin AFB radar (KDFX), 30 km from the middle of the area, began a volume at 07:31 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 watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 14, 1:40 AM CDTTornado WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 7.5 hours before the alert went out and 83 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 2008-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1518 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, Del Rio, TX at 00:00Z on 2008-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 3 square meters per square second.1939587897Sfc1 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
1518 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
3024 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
3 m²/s²
0-3 km storm-relative helicity
71 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.1

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KEWX 140730
TOREWX
TXC271-323-463-507-140815-
/O.NEW.KEWX.TO.W.0012.080514T0728Z-080514T0815Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
228 AM CDT WED MAY 14 2008

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHEASTERN KINNEY COUNTY...
  NORTHERN MAVERICK COUNTY...
  SOUTHWESTERN UVALDE COUNTY...
  NORTHWESTERN ZAVALA COUNTY...

* UNTIL 315 AM CDT.

* AT 227 AM CDT...NWS METEOROLOGISTS HAVE DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 17 MILES SOUTHWEST OF
  DABNEY...OR ABOUT 9 MILES SOUTHEAST OF SPOFFORD...MOVING EAST AT 39
  MPH.

* THE TORNADO WILL BE NEAR...
  8 MILES SOUTH OF DABNEY BY 250 AM CDT...
  9 MILES SOUTH OF BLEWETT BY 255 AM CDT...
  WASHER BY 310 AM CDT...
  7 MILES NORTH OF LA PRYOR BY 315 AM CDT...

IF YOU ARE IN A MOBILE HOME OR VEHICLE...GET OUT AND GO TO A STURDY
SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE NEAREST DITCH
OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CDT WEDNESDAY MORNING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2924 9981 2889 9983 2895 10040 2917 10038
TIME...MOT...LOC 0728Z 270DEG 34KT 2905 10034

$$
3 follow-up statements
000 
WWUS54 KEWX 140744
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
245 AM CDT WED MAY 14 2008

TXC271-323-463-507-140815-
/O.CON.KEWX.TO.W.0012.000000T0000Z-080514T0815Z/
UVALDE TX-KINNEY TX-ZAVALA TX-MAVERICK TX-
245 AM CDT WED MAY 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 AM CDT FOR EXTREME
NORTHERN MAVERICK...NORTHWESTERN ZAVALA...SOUTHEASTERN KINNEY AND
SOUTHWESTERN UVALDE COUNTIES...

AT 240 AM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. 
THIS TORNADO WAS LOCATED 8 MILES WEST OF DABNEY...OR 12 MILES EAST OF
SPOFFORD...MOVING EAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  DABNEY BY 255 AM CDT...
  BLEWETT BY 300 AM CDT...
  8 MILES NORTH OF WASHER BY 315 AM CDT...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CDT WEDNESDAY MORNING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2919 10024 2919 10018 2920 10017 2920 10010
      2921 10009 2924 9981 2889 9983 2905 10024
      2918 10027
TIME...MOT...LOC 0745Z 261DEG 30KT 2913 10017

$$
000 
WWUS54 KEWX 140805
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
305 AM CDT WED MAY 14 2008

TXC271-323-140815-
/O.CAN.KEWX.TO.W.0012.000000T0000Z-080514T0815Z/
KINNEY TX-MAVERICK TX-
305 AM CDT WED MAY 14 2008

...THE TORNADO WARNING FOR EXTREME NORTHERN MAVERICK AND SOUTHEASTERN
KINNEY COUNTIES IS CANCELLED...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CDT WEDNESDAY MORNING
FOR SOUTH CENTRAL TEXAS.

THE TORNADO HAS MOVED EAST OF THE AREA. 

A SEVERE THUNDERSTORM WATCH ALSO REMAINS IN EFFECT UNTIL 400 AM CDT
WEDNESDAY MORNING FOR SOUTH CENTRAL TEXAS.

LAT...LON 2921 10007 2924 9981 2922 9982 2908 9982
      2907 9983 2905 9982 2903 9983 2910 10007
TIME...MOT...LOC 0805Z 261DEG 30KT 2916 9998

$$

TXC463-507-140815-
/O.CON.KEWX.TO.W.0012.000000T0000Z-080514T0815Z/
UVALDE TX-ZAVALA TX-
305 AM CDT WED MAY 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 315 AM CDT FOR NORTH
CENTRAL ZAVALA AND SOUTHWESTERN UVALDE COUNTIES...

AT 301 AM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. 
THIS TORNADO WAS LOCATED NEAR BLEWETT...OR 15 MILES WEST OF UVALDE...
MOVING EAST AT 34 MPH.

THE TORNADO WILL BE NEAR...
  8 MILES NORTH OF WASHER BY 315 AM CDT...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CDT WEDNESDAY MORNING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2921 10007 2924 9981 2922 9982 2908 9982
      2907 9983 2905 9982 2903 9983 2910 10007
TIME...MOT...LOC 0805Z 261DEG 30KT 2916 9998

$$
000 
WWUS54 KEWX 140814
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
312 AM CDT WED MAY 14 2008

TXC463-507-140822-
/O.EXP.KEWX.TO.W.0012.000000T0000Z-080514T0815Z/
UVALDE TX-ZAVALA TX-
312 AM CDT WED MAY 14 2008

...THE TORNADO WARNING FOR NORTH CENTRAL ZAVALA AND SOUTHWESTERN
UVALDE COUNTIES WILL EXPIRE AT 315 AM CDT...

THE TORNADO HAS DISSIPATED. THE TORNADO WARNING WILL BE ALLOWED TO 
EXPIRE. 

HOWEVER...THE STORM REMAINS SEVERE WITH A SEVERE THUNDERSTORM 
WARNING IN EFFECT FOR UVALDE COUNTY UNTIL 4 AM CDT FOR LARGE HAIL 
AND DAMAGING WINDS. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 AM CDT WEDNESDAY MORNING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2921 10007 2924 9981 2922 9982 2908 9982
      2907 9983 2905 9982 2903 9983 2910 10007
TIME...MOT...LOC 0812Z 261DEG 30KT 2917 9991

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 13, 7:20 PM CDTSevere Thunderstorm WarningEWXEdwards70 min
May 13, 7:44 PM CDTSevere Thunderstorm WarningEWXKinney, Val Verde31 min
May 13, 8:17 PM CDTSevere Thunderstorm WarningEWXEdwards, Kinney, Val Verde28 min
May 13, 8:28 PM CDTSevere Thunderstorm WarningEWXKinney24 min
May 13, 8:29 PM CDTSevere Thunderstorm WarningEWXEdwards, Real61 min
May 13, 9:37 PM CDTSevere Thunderstorm WarningEWXBandera, Gillespie, Kerr, Real53 min
May 13, 10:39 PM CDTSevere Thunderstorm WarningEWXBandera, Kerr51 min
May 14, 1:27 AM CDTTornado WarningEWXKinney, Maverick63 min
May 14, 1:58 AM CDTSevere Thunderstorm WarningEWXBandera, Kinney, Real, Uvalde62 min
May 14, 2:23 AM CDTAreal Flood AdvisoryEWXEdwards, Real, Uvalde2 hr
May 14, 2:59 AM CDTSevere Thunderstorm WarningEWXBandera, Kinney, Medina, Real, Uvalde61 min
May 14, 3:02 AM CDTAreal Flood AdvisoryEWXBandera, Real118 min
May 14, 3:08 AM CDTSevere Thunderstorm WarningEWXEdwards56 min
May 14, 3:24 AM CDTSevere Thunderstorm WarningEWXLlano66 min
May 14, 3:35 AM CDTSevere Thunderstorm WarningEWXBandera, Kendall, Kerr25 min
May 14, 3:52 AM CDTSevere Thunderstorm WarningEWXBandera, Bexar, Blanco, Comal, Kendall, Kerr and 1 more68 min
May 14, 4:12 AM CDTSevere Thunderstorm WarningEWXBurnet, Williamson63 min
May 14, 4:45 AM CDTAreal Flood AdvisoryEWXBandera, Edwards, Kerr, Real, Uvalde, Val Verde2 hr
May 14, 4:51 AM CDTSevere Thunderstorm WarningEWXBexar, Caldwell, Comal, Gonzales, Guadalupe, Hays69 min
May 14, 5:04 AM CDTSevere Thunderstorm WarningEWXBurnet, Travis, Williamson56 min
May 14, 5:19 AM CDTAreal Flood AdvisoryEWXBurnet116 min
May 14, 6:30 AM CDTAreal Flood AdvisoryEWXBandera, Gillespie, Kerr, Llano79 min
May 14, 8:01 AM CDTSevere Thunderstorm WarningEWXComal, Hays, Travis37 min
May 14, 8:55 AM CDTAreal Flood AdvisoryEWXHays, Travis2 hr
May 14, 9:07 AM CDTFlash Flood WarningEWXFayette3 hr
May 14, 4:30 PM CDTSevere Thunderstorm WarningEWXMaverick75 min
May 14, 5:20 PM CDTSevere Thunderstorm WarningEWXDimmit, Maverick, Zavala55 min
May 14, 5:58 PM CDTSevere Thunderstorm WarningEWXUvalde, Zavala62 min
May 14, 6:20 PM CDTTornado WarningEWXFrio, Medina, Uvalde, Zavala40 min
May 14, 6:26 PM CDTSevere Thunderstorm WarningEWXDimmit, Maverick, Zavala64 min
May 14, 6:37 PM CDTTornado WarningEWXLlano38 min
May 14, 6:48 PM CDTTornado WarningEWXAtascosa, Frio, Zavala42 min

Nearby

Tornado Warnings in Texas, 2008Every tornado warning in 2008Tornadoes in 2008

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.