Alert archive / Texas / Tornado Warnings in 2008

Tornado Warning 19, NWS Austin/San Antonio, TX

May 14, 2008Travis County, Williamson County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 14, 2008, 9:02 PM CDT for Travis County, Williamson County, Texas. It was in force for 43 min. 12 reports 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, 9:02 PM CDT (02:02 UTC)
Expired
May 14, 2008, 9:45 PM CDT
In force
43 min
Issued by
NWS Austin/San Antonio, TX
Area
Storm-based polygon

Counties Travis County, TX, Williamson County, TX

The radar

The Ft Hood radar (KGRK), 38 km from the middle of the area, began a volume at 02:03 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

TimeReportWhereRemark
May 14, 9:05 PM CDTHAIL 11 Sse Leander, TX
May 14, 9:08 PM CDTHIGH SUST WINDS 60Lago Vista, TX50 TO 60 MPH SUSTAINED
May 14, 9:11 PM CDTHAIL 11 Wnw Cedar Park, TX
May 14, 9:16 PM CDTFUNNEL CLOUD1 Nne Anderson Mill, TXNEAR THE INTERSECTION OF 183 AND 620
May 14, 9:16 PM CDTHAIL 1.252 S Leander, TX
May 14, 9:30 PM CDTHAIL 2.5Austin, TXTWO TO TWO AND HALF INCH HAIL REPORTED AT IN THE CORNER OF FM1431 AND PARMER ALONG WITH WINDS GREATER THAN 50 MPH.
May 14, 9:31 PM CDTHAIL 1.251 Sse Leander, TX3 MIN DURATION
May 14, 9:33 PM CDTHAIL 11 N Round Rock, TX
May 14, 9:35 PM CDTHAIL 42 Wnw Round Rock, TXNUMEROUS 3 TO 4 INCH STONES
May 14, 9:45 PM CDTHAIL 15 E Round Rock, TX30 MIN HAIL DURATION. RAIN FELL IN 50 MIN
May 14, 9:48 PM CDTTSTM WND DMG1 Se Hutto, TXROOFS TORN OFF. WINDOWS BUSTED OUT. TREES DOWN. SHEDS MISPLACED.
May 14, 9:54 PM CDTHAIL 1.754 E Round Rock, TX

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.

IssuedProductOfficeLasted
May 14, 7:50 PM CDTTornado WatchSPC6 hr

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 2.0 hours before the alert went out and 262 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, Fort Worth, TX at 00:00Z on 2008-05-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 726 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, Fort Worth, TX at 00:00Z on 2008-05-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 42 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
726 J/kg
Mixed-layer CIN
-29 J/kg
Mixed-layer LCL
843 m above ground
0-6 km bulk shear
63 kt
0-1 km storm-relative helicity
42 m²/s²
0-3 km storm-relative helicity
69 m²/s²
Significant tornado parameter
0.3
Supercell composite
1.6

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KEWX 150202
TOREWX
TXC453-491-150245-
/O.NEW.KEWX.TO.W.0019.080515T0202Z-080515T0245Z/

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

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN TRAVIS COUNTY...
  SOUTHERN WILLIAMSON COUNTY...

* UNTIL 945 PM CDT.

* AT 859 PM CDT...TRAINED WEATHER SPOTTERS REPORTED A FUNNEL CLOUD
  NEAR LAGO VISTA...OR ABOUT 9 MILES WEST OF CEDAR PARK...MOVING EAST
  AT 33 MPH.

* THE TORNADO WILL BE NEAR...
  CEDAR PARK BY 915 PM CDT...
  ANDERSON MILL BY 920 PM CDT...
  WINDEMERE BY 935 PM CDT...
  PFLUGERVILLE BY 940 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. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
200 AM CDT THURSDAY MORNING FOR SOUTH CENTRAL TEXAS.

LAT...LON 3057 9738 3019 9751 3045 9811 3069 9801
TIME...MOT...LOC 0202Z 288DEG 29KT 3051 9796

$$
1 follow-up statement
000 
WWUS54 KEWX 150235
SVSEWX

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

TXC453-491-150245-
/O.CON.KEWX.TO.W.0019.000000T0000Z-080515T0245Z/
WILLIAMSON TX-TRAVIS TX-
935 PM CDT WED MAY 14 2008

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 945 PM CDT FOR NORTHERN
TRAVIS AND SOUTHERN WILLIAMSON COUNTIES...

AT 933 PM CDT...NWS METEOROLOGISTS CONTINUED TO DETECT A SEVERE
THUNDERSTORM WITH STRONG ROTATION.  THIS TORNADO WAS LOCATED NEAR
JOLLYVILLE...OR NEAR ROUND ROCK...MOVING EAST AT 24 MPH.

THE TORNADO WILL BE NEAR...
  WELLS BRANCH AND ROUND ROCK BY 940 PM CDT...
  WINDEMERE...PFLUGERVILLE...9 MILES SOUTHWEST OF HUTTO AND 9 MILES
  NORTHWEST OF MANOR BY 945 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. A TORNADO WATCH ALSO REMAINS IN EFFECT UNTIL
200 AM CDT THURSDAY MORNING FOR SOUTH CENTRAL TEXAS.

LAT...LON 3057 9738 3019 9751 3045 9811 3069 9801
TIME...MOT...LOC 0235Z 285DEG 21KT 3047 9772

$$

The office that day

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

IssuedProductOfficeCountiesLasted
May 14, 7:21 PM CDTTornado WarningEWXBurnet, Llano24 min
May 14, 7:28 PM CDTSevere Thunderstorm WarningEWXDimmit, Frio, Zavala62 min
May 14, 7:33 PM CDTSevere Thunderstorm WarningEWXFrio27 min
May 14, 7:47 PM CDTTornado WarningEWXBlanco, Burnet, Llano, Travis, Williamson43 min
May 14, 8:16 PM CDTSevere Thunderstorm WarningEWXBurnet, Williamson59 min
May 14, 8:29 PM CDTTornado WarningEWXBurnet, Llano, Travis, Williamson46 min
May 14, 8:48 PM CDTAreal Flood AdvisoryEWXTravis, Williamson117 min
May 14, 9:07 PM CDTSevere Thunderstorm WarningEWXDimmit, Zavala53 min
May 14, 9:10 PM CDTSevere Thunderstorm WarningEWXWilliamson50 min
May 14, 9:13 PM CDTSevere Thunderstorm WarningEWXLlano62 min
May 14, 9:27 PM CDTAreal Flood AdvisoryEWXBurnet, Llano2 hr
May 14, 9:42 PM CDTTornado WarningEWXBastrop, Lee, Travis, Williamson48 min
May 14, 9:50 PM CDTSevere Thunderstorm WarningEWXBlanco, Burnet, Llano, Travis, Williamson40 min
May 14, 10:00 PM CDTSevere Thunderstorm WarningEWXEdwards, Kerr, Real60 min
May 14, 10:31 PM CDTSevere Thunderstorm WarningEWXBastrop, Lee, Travis, Williamson44 min
May 14, 10:52 PM CDTSevere Thunderstorm WarningEWXBandera, Bexar, Gillespie, Kendall, Kerr53 min
May 14, 11:12 PM CDTSevere Thunderstorm WarningEWXLee18 min
May 14, 11:58 PM CDTSevere Thunderstorm WarningEWXBastrop, Blanco, Burnet, Hays, Travis, Williamson47 min
May 15, 12:24 AM CDTSevere Thunderstorm WarningEWXMaverick36 min
May 15, 12:36 AM CDTAreal Flood AdvisoryEWXTravis, Williamson114 min
May 15, 12:39 AM CDTSevere Thunderstorm WarningEWXBastrop, Lee, Travis, Williamson36 min
May 15, 1:16 AM CDTSevere Thunderstorm WarningEWXBastrop, Fayette, Lee, Travis34 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.