Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 39, NWS Corpus Christi, TX

May 10, 20124 counties in Texas

NWS Corpus Christi, TX issued this tornado warning at May 10, 2012, 7:05 PM CDT for 4 counties in Texas. It was in force for 40 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 10, 2012, 7:05 PM CDT (00:05 UTC)
Expired: May 10, 2012, 7:45 PM CDT
In force: 40 min
Issued by: NWS Corpus Christi, TX
Area: Storm-based polygon

Counties Duval County, TX, Jim Wells County, TX, Live Oak County, TX, McMullen County, TX

The radar

The Corpus Christi radar (KCRP), 87 km from the middle of the area, began a volume at 00:06 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 10, 7:20 PM CDT	TORNADO	8 Ese Loma Alta, TX	OR ABOUT 6 MILES SW OF CLEGG

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 10, 11:40 AM CDT	Tornado Watch	SPC	8 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 0.1 hours before the alert went out and 105 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: 2214 J/kg
Mixed-layer CIN: -8 J/kg
Mixed-layer LCL: 636 m above ground
0-6 km bulk shear: 54 kt
0-1 km storm-relative helicity: 204 m²/s²
0-3 km storm-relative helicity: 274 m²/s²
Significant tornado parameter: 3.4
Supercell composite: 14.5

Open this sounding in Storm Lab

The text

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

223 
WFUS54 KCRP 110005
TORCRP
TXC131-249-297-311-110045-
/O.NEW.KCRP.TO.W.0039.120511T0005Z-120511T0045Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
705 PM CDT THU MAY 10 2012

THE NATIONAL WEATHER SERVICE IN CORPUS CHRISTI HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN DUVAL COUNTY IN SOUTH CENTRAL TEXAS...
  NORTHWESTERN JIM WELLS COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHERN LIVE OAK COUNTY IN SOUTH CENTRAL TEXAS...
  SOUTHEASTERN MCMULLEN COUNTY IN SOUTH CENTRAL TEXAS...

* UNTIL 745 PM CDT

* AT 705 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 8 MILES EAST OF
  LOMA ALTA...OR 18 MILES NORTHEAST OF FREER...MOVING EAST AT 10 MPH.

* LOCATIONS IMPACTED INCLUDE...
  RANCHO DE LA PARITA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER IN A NEARBY REINFORCED
BUILDING. AS A LAST RESORT...SEEK SHELTER IN A CULVERT...DITCH OR LOW
SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A 
SUBSTANTIAL 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 800 PM CDT THURSDAY EVENING
FOR SOUTH TEXAS.

&&

LAT...LON 2828 9836 2823 9798 2802 9814 2795 9843
      2811 9854
TIME...MOT...LOC 0005Z 270DEG 9KT 2805 9839

$$

MB

1 follow-up statement

035 
WWUS54 KCRP 110021
SVSCRP

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE CORPUS CHRISTI TX
721 PM CDT THU MAY 10 2012

TXC131-249-297-311-110045-
/O.CON.KCRP.TO.W.0039.000000T0000Z-120511T0045Z/
DUVAL-JIM WELLS-LIVE OAK-MCMULLEN-
721 PM CDT THU MAY 10 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 745 PM CDT FOR
SOUTHEASTERN MCMULLEN...SOUTHERN LIVE OAK...NORTHWESTERN JIM WELLS
AND NORTHEASTERN DUVAL COUNTIES...

AT 721 PM CDT...A STORM CHASER REPORTED A TORNADO ON THE GROUND 
AROUND 7 MILES SOUTHWEST OF CLEGG...OR 20 MILES NORTHEAST OF 
FREER...MOVING EAST AT 10 MPH.  

* LOCATIONS IMPACTED INCLUDE...
  RANCHO DE LA PARITA...

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS
STORM IS CAPABLE OF PRODUCING STRONG TO VIOLENT TORNADOES. IF YOU ARE
IN THE PATH OF THIS TORNADO...TAKE COVER IMMEDIATELY!

A TORNADO WATCH REMAINS IN EFFECT UNTIL 800 PM CDT THURSDAY EVENING
FOR SOUTH TEXAS.

&&

LAT...LON 2825 9833 2823 9798 2803 9816 2797 9841
      2812 9848
TIME...MOT...LOC 0021Z 270DEG 9KT 2805 9834

$$

MB

The office that day

Everything else NWS Corpus Christi, TX issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
May 10, 7:12 PM CDT	Severe Thunderstorm Warning	CRP	La Salle	63 min
May 10, 7:12 PM CDT	Severe Thunderstorm Warning	CRP	Bee, Goliad, Refugio	48 min
May 10, 7:25 PM CDT	Tornado Warning	CRP	Duval, McMullen	35 min
May 10, 7:28 PM CDT	Tornado Warning	CRP	Webb	47 min
May 10, 7:33 PM CDT	Tornado Warning	CRP	La Salle	42 min
May 10, 7:43 PM CDT	Tornado Warning	CRP	Live Oak	47 min
May 10, 7:51 PM CDT	Severe Thunderstorm Warning	CRP	Goliad, Victoria	54 min
May 10, 7:53 PM CDT	Tornado Warning	CRP	Duval, Jim Wells, Live Oak, McMullen	37 min
May 10, 7:56 PM CDT	Severe Thunderstorm Warning	CRP	Duval, La Salle, McMullen, Webb	34 min
May 10, 7:59 PM CDT	Flash Flood Warning	CRP	Duval, La Salle, Live Oak, McMullen, Webb	2 hr
May 10, 8:05 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Webb	55 min
May 10, 8:13 PM CDT	Flash Flood Warning	CRP	Bee, Duval, Live Oak, McMullen	2 hr
May 10, 8:16 PM CDT	Tornado Warning	CRP	Bee, Live Oak, San Patricio	59 min
May 10, 8:29 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, McMullen	46 min
May 10, 8:41 PM CDT	Severe Thunderstorm Warning	CRP	Goliad, Victoria	64 min
May 10, 8:44 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, Nueces, San Patricio, Webb	46 min
May 10, 9:12 PM CDT	Severe Thunderstorm Warning	CRP	Jim Wells, Nueces, San Patricio	63 min
May 10, 9:24 PM CDT	Severe Thunderstorm Warning	CRP	Duval, Jim Wells, Kleberg, Nueces, San Patricio, Webb	51 min
May 10, 9:34 PM CDT	Tornado Warning	CRP	San Patricio	41 min
May 10, 9:53 PM CDT	Special Marine Warning	CRP		112 min
May 10, 10:06 PM CDT	Severe Thunderstorm Warning	CRP	Kleberg, Nueces, San Patricio	54 min
May 10, 10:22 PM CDT	Tornado Warning	CRP	Aransas, Nueces, San Patricio	23 min
May 10, 10:28 PM CDT	Tornado Warning	CRP	Aransas, Refugio, San Patricio	32 min
May 10, 10:41 PM CDT	Tornado Warning	CRP	Aransas, Nueces, San Patricio	34 min
May 10, 10:45 PM CDT	Severe Thunderstorm Warning	CRP	Aransas, Calhoun, Nueces, Refugio, San Patricio	45 min
May 10, 10:53 PM CDT	Tornado Warning	CRP	Aransas, Refugio, San Patricio	37 min
May 10, 10:58 PM CDT	Severe Thunderstorm Warning	CRP	Aransas, Kleberg, Nueces, San Patricio	47 min
May 10, 11:13 PM CDT	Tornado Warning	CRP	Goliad, Victoria	32 min
May 10, 11:14 PM CDT	Severe Thunderstorm Warning	CRP	Aransas, Calhoun, Goliad, Refugio, Victoria	61 min
May 10, 11:15 PM CDT	Tornado Warning	CRP	Aransas, Calhoun, Refugio	30 min
May 10, 11:25 PM CDT	Special Marine Warning	CRP		3 hr
May 10, 11:32 PM CDT	Severe Thunderstorm Warning	CRP	Aransas, Calhoun, Nueces, Refugio, San Patricio	13 min
May 10, 11:36 PM CDT	Tornado Warning	CRP	Calhoun	24 min
May 10, 11:44 PM CDT	Tornado Warning	CRP	Victoria	16 min
May 11, 12:00 AM CDT	Tornado Warning	CRP	Calhoun	45 min
May 11, 12:36 AM CDT	Severe Thunderstorm Warning	CRP	Calhoun	24 min
May 11, 12:41 AM CDT	Severe Thunderstorm Warning	CRP	Duval, Webb	34 min
May 11, 1:26 AM CDT	Special Marine Warning	CRP		64 min
May 11, 2:27 AM CDT	Special Marine Warning	CRP		2 hr
May 11, 4:30 AM CDT	Special Marine Warning	CRP		60 min
May 11, 9:02 AM CDT	River Flood Warning	CRP	Calhoun, Victoria	5 days

Nearby

Tornado Warnings in Texas, 2012 Every tornado warning in 2012 Tornadoes in 2012

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.