Alert archive / Texas / Tornado Warnings in 2006

Tornado Warning 21, NWS Houston/Galveston, TX

May 10, 2006Liberty County, Texas

NWS Houston/Galveston, TX issued this tornado warning at May 10, 2006, 6:14 PM CDT for Liberty County, Texas. It was in force for 31 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 10, 2006, 6:14 PM CDT (23:14 UTC)
Expired
May 10, 2006, 6:45 PM CDT
In force
31 min
Issued by
NWS Houston/Galveston, TX
Area
Counties, with a storm outline in the text

County Liberty County, TX

The radar

The Houston radar (KHGX), 80 km from the middle of the area, began a volume at 23:14 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 10, 2:59 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Lake Charles Mun, LA (KLCH), launched 12:00Z, 11.2 hours before the alert went out and 137 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, Lake Charles Mun, LA at 12:00Z on 2006-05-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3074 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lake Charles Mun, LA at 12:00Z on 2006-05-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 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
3074 J/kg
Mixed-layer CIN
-112 J/kg
Mixed-layer LCL
591 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
2.0
Supercell composite
9.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KHGX 102314
TORHGX
TXC291-102345-
/O.NEW.KHGX.TO.W.0021.060510T2314Z-060510T2345Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
614 PM CDT WED MAY 10 2006

THE NATIONAL WEATHER SERVICE IN LEAGUE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  LIBERTY COUNTY IN SOUTHEAST TEXAS

* UNTIL 645 PM CDT

* AT 609 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO
  WAS LOCATED NEAR DAISETTA...MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  DEVERS...
  DAISETTA...

HAIL UP TO THE SIZE OF GOLFBALLS AND DAMAGING WINDS ARE ALSO LIKELY 
WITH THIS STORM. TAKE COVER NOW

PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 3013 9475 2993 9471 2993 9446 3011 9446
      3011 9461 3017 9464

$$
1 follow-up statement
000 
WWUS54 KHGX 102328
SVSHGX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
627 PM CDT WED MAY 10 2006

TXC291-102345-
/O.CON.KHGX.TO.W.0021.000000T0000Z-060510T2345Z/
LIBERTY TX-
627 PM CDT WED MAY 10 2006

...A TORNADO WARNING CONTINUES FOR SOUTHEAST LIBERTY COUNTY UNTIL 
645 PM CDT...

AT 625 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A 
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS STORM WAS 
LOCATED BETWEEN DAISETTA AND DEVERS...MOVING SOUTHEAST AT 20 MPH.

* LOCATIONS IMPACTED INCLUDE...
  DEVERS...

HAIL UP TO THE SIZE OF QUARTERS AND WIND GUSTS IN EXCESS OF 55 MPH 
ARE LIKELY WITH THIS STORM.

PLEASE REPORT SEVERE WEATHER TO THE COUNTY SHERIFF...LOCAL POLICE...
OR DEPARTMENT OF PUBLIC SAFETY. THEY WILL RELAY YOUR REPORT TO THE
NATIONAL WEATHER SERVICE.

LAT...LON 3013 9475 2993 9471 2993 9446 3011 9446
      3011 9461 3017 9464

$$

The office that day

Everything else NWS Houston/Galveston, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 10, 2:48 PM CDTSevere Thunderstorm WarningHGXTrinity42 min
May 10, 3:13 PM CDTSevere Thunderstorm WarningHGXAustin47 min
May 10, 3:26 PM CDTSevere Thunderstorm WarningHGXPolk64 min
May 10, 3:51 PM CDTSevere Thunderstorm WarningHGXJackson39 min
May 10, 3:57 PM CDTSevere Thunderstorm WarningHGXFort Bend, Wharton63 min
May 10, 4:13 PM CDTSevere Thunderstorm WarningHGXSan Jacinto62 min
May 10, 4:20 PM CDTTornado WarningHGXPolk, San Jacinto40 min
May 10, 4:22 PM CDTTornado WarningHGXFort Bend38 min
May 10, 4:31 PM CDTSevere Thunderstorm WarningHGXJackson44 min
May 10, 4:51 PM CDTSevere Thunderstorm WarningHGXLiberty54 min
May 10, 4:59 PM CDTSevere Thunderstorm WarningHGXPolk31 min
May 10, 5:01 PM CDTTornado WarningHGXBrazoria, Fort Bend29 min
May 10, 5:05 PM CDTSpecial Marine WarningHGX85 min
May 10, 5:41 PM CDTSevere Thunderstorm WarningHGXLiberty64 min

Nearby

Tornado Warnings in Texas, 2006Every tornado warning in 2006Tornadoes in 2006

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.