Alert archive / Texas / Tornado Warnings in 2008

Tornado Warning 14, NWS Austin/San Antonio, TX

May 14, 2008Llano County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 14, 2008, 6:37 PM CDT for Llano County, Texas. It was in force for 38 min. 1 report 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: May 14, 2008, 6:37 PM CDT (23:37 UTC)
Expired: May 14, 2008, 7:15 PM CDT
In force: 38 min
Issued by: NWS Austin/San Antonio, TX
Area: Storm-based polygon

County Llano County, TX

The radar

The Ft Hood radar (KGRK), 133 km from the middle of the area, began a volume at 23:37 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

Time	Report	Where	Remark
May 14, 7:10 PM CDT	HAIL 1	4 W Llano, TX	HAIL STARTED 703 PM

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The watch it was issued in

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

Issued	Product	Office	Lasted
May 14, 3:50 PM CDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 11.6 hours before the alert went out and 256 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: 2148 J/kg
Mixed-layer CIN: -156 J/kg
Mixed-layer LCL: 700 m above ground
0-6 km bulk shear: 55 kt
0-1 km storm-relative helicity: 203 m²/s²
0-3 km storm-relative helicity: 132 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.2

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KEWX 142337
TOREWX
TXC299-150015-
/O.NEW.KEWX.TO.W.0014.080514T2337Z-080515T0015Z/

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

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN LLANO COUNTY...

* UNTIL 715 PM CDT.

* AT 634 PM CDT...NWS METEOROLOGISTS HAVE DETECTED A SEVERE
  THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES NORTHWEST OF
  CASTELL...OR ABOUT 12 MILES EAST OF MASON...MOVING EAST AT 33 MPH.

* THE TORNADO WILL BE NEAR...
  VALLEY SPRING BY 700 PM CDT...
  6 MILES NORTH OF LLANO BY 710 PM CDT...
  BABY HEAD BY 715 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 1100 PM CDT WEDNESDAY EVENING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 3074 9858 3068 9897 3069 9897 3087 9897
      3094 9873 3093 9872 3093 9864
TIME...MOT...LOC 2337Z 256DEG 29KT 3077 9900

$$

1 follow-up statement

000 
WWUS54 KEWX 150007
SVSEWX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
707 PM CDT WED MAY 14 2008

TXC299-150015-
/O.CON.KEWX.TO.W.0014.000000T0000Z-080515T0015Z/
LLANO TX-
707 PM CDT WED MAY 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 715 PM CDT FOR
NORTHWESTERN LLANO COUNTY...

AT 705 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A TORNADO. 
THIS TORNADO WAS LOCATED 6 MILES SOUTHEAST OF VALLEY SPRING...OR 7
MILES NORTHWEST OF LLANO...MOVING EAST AT 33 MPH.

THE TORNADO WILL BE NEAR...
  BABY HEAD BY 715 PM CDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS ON THE LOWEST FLOOR OF A
BUILDING IN AN INTERIOR HALLWAY...BATHROOM...OR CLOSET. COVER
YOURSELF WITH BLANKETS...PILLOWS OR EVEN A MATTRESS FOR BETTER
PROTECTION.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT WEDNESDAY EVENING
FOR SOUTH CENTRAL TEXAS.

LAT...LON 3074 9858 3068 9897 3069 9897 3087 9897
      3094 9873 3093 9872 3093 9864
TIME...MOT...LOC 0007Z 256DEG 29KT 3083 9873

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
May 13, 7:20 PM CDT	Severe Thunderstorm Warning	EWX	Edwards	70 min
May 13, 7:44 PM CDT	Severe Thunderstorm Warning	EWX	Kinney, Val Verde	31 min
May 13, 8:17 PM CDT	Severe Thunderstorm Warning	EWX	Edwards, Kinney, Val Verde	28 min
May 13, 8:28 PM CDT	Severe Thunderstorm Warning	EWX	Kinney	24 min
May 13, 8:29 PM CDT	Severe Thunderstorm Warning	EWX	Edwards, Real	61 min
May 13, 9:37 PM CDT	Severe Thunderstorm Warning	EWX	Bandera, Gillespie, Kerr, Real	53 min
May 13, 10:39 PM CDT	Severe Thunderstorm Warning	EWX	Bandera, Kerr	51 min
May 14, 1:27 AM CDT	Tornado Warning	EWX	Kinney, Maverick	63 min
May 14, 1:58 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Kinney, Real, Uvalde	62 min
May 14, 2:23 AM CDT	Areal Flood Advisory	EWX	Edwards, Real, Uvalde	2 hr
May 14, 2:28 AM CDT	Tornado Warning	EWX	Kinney, Maverick, Uvalde, Zavala	47 min
May 14, 2:59 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Kinney, Medina, Real, Uvalde	61 min
May 14, 3:02 AM CDT	Areal Flood Advisory	EWX	Bandera, Real	118 min
May 14, 3:08 AM CDT	Severe Thunderstorm Warning	EWX	Edwards	56 min
May 14, 3:24 AM CDT	Severe Thunderstorm Warning	EWX	Llano	66 min
May 14, 3:35 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Kendall, Kerr	25 min
May 14, 3:52 AM CDT	Severe Thunderstorm Warning	EWX	Bandera, Bexar, Blanco, Comal, Kendall, Kerr and 1 more	68 min
May 14, 4:12 AM CDT	Severe Thunderstorm Warning	EWX	Burnet, Williamson	63 min
May 14, 4:45 AM CDT	Areal Flood Advisory	EWX	Bandera, Edwards, Kerr, Real, Uvalde, Val Verde	2 hr
May 14, 4:51 AM CDT	Severe Thunderstorm Warning	EWX	Bexar, Caldwell, Comal, Gonzales, Guadalupe, Hays	69 min
May 14, 5:04 AM CDT	Severe Thunderstorm Warning	EWX	Burnet, Travis, Williamson	56 min
May 14, 5:19 AM CDT	Areal Flood Advisory	EWX	Burnet	116 min
May 14, 6:30 AM CDT	Areal Flood Advisory	EWX	Bandera, Gillespie, Kerr, Llano	79 min
May 14, 8:01 AM CDT	Severe Thunderstorm Warning	EWX	Comal, Hays, Travis	37 min
May 14, 8:55 AM CDT	Areal Flood Advisory	EWX	Hays, Travis	2 hr
May 14, 9:07 AM CDT	Flash Flood Warning	EWX	Fayette	3 hr
May 14, 4:30 PM CDT	Severe Thunderstorm Warning	EWX	Maverick	75 min
May 14, 5:20 PM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Maverick, Zavala	55 min
May 14, 5:58 PM CDT	Severe Thunderstorm Warning	EWX	Uvalde, Zavala	62 min
May 14, 6:20 PM CDT	Tornado Warning	EWX	Frio, Medina, Uvalde, Zavala	40 min
May 14, 6:26 PM CDT	Severe Thunderstorm Warning	EWX	Dimmit, Maverick, Zavala	64 min
May 14, 6:48 PM CDT	Tornado Warning	EWX	Atascosa, Frio, Zavala	42 min

Nearby

Tornado Warnings in Texas, 2008 Every tornado warning in 2008 Tornadoes 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.