Alert archive / Texas / Tornado Warnings in 2008

Tornado Warning 28, NWS Austin/San Antonio, TX

July 24, 20085 counties in Texas

NWS Austin/San Antonio, TX issued this tornado warning at Jul 24, 2008, 1:09 PM CDT for 5 counties in Texas. It was in force for 36 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
Jul 24, 2008, 1:09 PM CDT (18:09 UTC)
Expired
Jul 24, 2008, 1:45 PM CDT
In force
36 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon

Counties Bandera County, TX, Bexar County, TX, Kendall County, TX, Kerr County, TX, Medina County, TX

The radar

The Austin/San Antonio radar (KEWX), 85 km from the middle of the area, began a volume at 18:10 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
Jul 24, 7:00 AM CDTTornado WatchSPC12 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 6.2 hours before the alert went out and 191 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 12:00Z on 2008-07-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 123 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 12:00Z on 2008-07-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 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
123 J/kg
Mixed-layer CIN
-36 J/kg
Mixed-layer LCL
938 m above ground
0-6 km bulk shear
32 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
56 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KEWX 241809
TOREWX
TXC019-029-259-265-325-241845-
/O.NEW.KEWX.TO.W.0028.080724T1809Z-080724T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
109 PM CDT THU JUL 24 2008

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN BANDERA COUNTY...
  NORTHWESTERN BEXAR COUNTY...
  WESTERN KENDALL COUNTY...
  EXTREME SOUTHEASTERN KERR COUNTY...
  NORTHEASTERN MEDINA COUNTY...

* UNTIL 145 PM CDT.

* AT 105 PM CDT...NWS METEOROLOGISTS HAVE DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO NEAR HELOTES...OR ABOUT
  16 MILES SOUTH OF BOERNE...MOVING NORTHWEST AT 34 MPH.

* THE TORNADO WILL BE NEAR...
  PIPE CREEK AND 7 MILES NORTHEAST OF BANDERA FALLS BY 130 PM 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 600 PM CDT THURSDAY EVENING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2981 9915 2999 9885 2957 9861 2947 9878
TIME...MOT...LOC 1809Z 145DEG 30KT 2960 9876

$$
3 follow-up statements
000 
WWUS54 KEWX 241821
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
121 PM CDT THU JUL 24 2008

TXC019-029-259-265-325-241845-
/O.CON.KEWX.TO.W.0028.000000T0000Z-080724T1845Z/
KERR TX-KENDALL TX-BANDERA TX-BEXAR TX-MEDINA TX-
121 PM CDT THU JUL 24 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR
NORTHEASTERN MEDINA...NORTHWESTERN BEXAR...EASTERN BANDERA...WESTERN
KENDALL AND EXTREME SOUTHEASTERN KERR COUNTIES...

AT 119 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. 
THIS TORNADO WAS LOCATED NEAR SAN GERONIMO...OR 10 MILES SOUTHWEST OF
BOERNE...MOVING NORTHWEST AT 34 MPH.

THE TORNADO WILL BE NEAR...
  PIPE CREEK...7 MILES NORTHEAST OF BANDERA FALLS AND 9 MILES
  SOUTHWEST OF BOERNE BY 130 PM CDT...
  9 MILES SOUTHWEST OF NELSON CITY BY 140 PM CDT...

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT THURSDAY EVENING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2981 9915 2999 9885 2957 9861 2947 9878
TIME...MOT...LOC 1821Z 145DEG 30KT 2968 9883

$$
000 
WWUS54 KEWX 241837
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
134 PM CDT THU JUL 24 2008

TXC019-029-259-265-325-241845-
/O.CON.KEWX.TO.W.0028.000000T0000Z-080724T1845Z/
KERR TX-KENDALL TX-BANDERA TX-BEXAR TX-MEDINA TX-
134 PM CDT THU JUL 24 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 145 PM CDT FOR
NORTHEASTERN MEDINA...NORTHWESTERN BEXAR...EASTERN BANDERA...WESTERN
KENDALL AND EXTREME SOUTHEASTERN KERR COUNTIES...

AT 128 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. 
THIS TORNADO WAS LOCATED 10 MILES SOUTHEAST OF HELOTES...OR NEAR SAN
ANTONIO...MOVING NORTHWEST AT 34 MPH.


THE TORNADO WILL BE NEAR...
  GREY FOREST...HELOTES...CROSS MOUNTAIN AND 8 MILES EAST OF SAN
  GEROMINO BY 145 PM CDT...

ANOTHER POSSIBLE TORNADO WAS LOCATED 2 MILES NORTH OF PIPE CREEK. A 
BRIEF TOUCHDOWN IS POSSIBLE WITH CIRCULATION AS IT MOVES INTO RURAL 
KERR COUNTY SOUTHEAST OF CENTER POINT THROUGH 145 PM.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT THURSDAY EVENING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2981 9915 2999 9885 2957 9861 2947 9878
TIME...MOT...LOC 1834Z 145DEG 30KT 2952 9860

$$
000 
WWUS54 KEWX 241847
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
146 PM CDT THU JUL 24 2008

TXC019-029-259-265-325-241856-
/O.EXP.KEWX.TO.W.0028.000000T0000Z-080724T1845Z/
KERR TX-KENDALL TX-BANDERA TX-BEXAR TX-MEDINA TX-
146 PM CDT THU JUL 24 2008

...THE TORNADO WARNING FOR NORTHEASTERN MEDINA...NORTHWESTERN
BEXAR...EASTERN BANDERA...WESTERN KENDALL AND EXTREME SOUTHEASTERN
KERR COUNTIES HAS EXPIRED...

A STORM LOCATED JUST EAST OF HELOTES MAY PRODUCE ADDITIONAL ROTATION 
BUT IS NOT EXPECTED TO PRODUCE A TORNADO AT THIS TIME.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 600 PM CDT THURSDAY EVENING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 2981 9915 2999 9885 2957 9861 2947 9878
TIME...MOT...LOC 1837Z 145DEG 30KT 2954 9862

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 24, 3:55 AM CDTFlash Flood WatchEWXDimmit, Kinney, Maverick, Val Verde, Zavala27 hr
Jul 24, 7:41 AM CDTAreal Flood AdvisoryEWXAtascosa2 hr
Jul 24, 9:52 AM CDTTornado WarningEWXGonzales, Guadalupe, Karnes, Wilson20 min
Jul 24, 10:14 AM CDTTornado WarningEWXDeWitt, Gonzales, Guadalupe, Karnes, Wilson46 min
Jul 24, 11:23 AM CDTTornado WarningEWXLavaca37 min
Jul 24, 11:31 AM CDTTornado WarningEWXGonzales, Guadalupe44 min
Jul 24, 12:28 PM CDTAreal Flood AdvisoryEWXAtascosa, Bandera, Bexar, Blanco, Comal, Gillespie and 6 more3 hr
Jul 24, 12:41 PM CDTWind AdvisoryEWXDimmit, Frio, Maverick, Zavala5 hr
Jul 24, 12:43 PM CDTFlash Flood WarningEWXBexar, Comal3 hr
Jul 24, 12:46 PM CDTTornado WarningEWXBexar, Medina29 min
Jul 24, 1:04 PM CDTFlash Flood WarningEWXAtascosa3 hr
Jul 24, 1:29 PM CDTTornado WarningEWXBexar21 min
Jul 24, 2:26 PM CDTAreal Flood AdvisoryEWXBastrop, Burnet, Fayette, Lee, Llano, Travis and 1 more4 hr
Jul 24, 3:27 PM CDTAreal Flood AdvisoryEWXBandera, Blanco, Gillespie, Hays, Kendall, Kerr and 2 more3 hr
Jul 24, 3:39 PM CDTFlash Flood WarningEWXBexar, Comal3 hr
Jul 24, 4:03 PM CDTAreal Flood AdvisoryEWXCaldwell, DeWitt, Gonzales, Guadalupe, Karnes, Lavaca and 1 more117 min
Jul 24, 5:38 PM CDTTornado WarningEWXBexar, Guadalupe, Wilson37 min
Jul 24, 6:01 PM CDTAreal Flood AdvisoryEWXCaldwell, Gonzales, Guadalupe119 min
Jul 24, 6:41 PM CDTAreal Flood AdvisoryEWXBlanco, Burnet, Gillespie, Hays, Kendall, Kerr and 1 more2 hr
Jul 24, 6:49 PM CDTAreal Flood AdvisoryEWXComal116 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.