Alert archive / Texas / Tornado Warnings in 2012

Tornado Warning 22, NWS Houston/Galveston, TX

February 3, 2012Brazos County, Burleson County, Texas

NWS Houston/Galveston, TX issued this tornado warning at Feb 3, 2012, 6:36 PM CST for Brazos County, Burleson County, Texas. It was in force for 24 min. 3 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
Feb 3, 2012, 6:36 PM CST (00:36 UTC)
Expired
Feb 3, 2012, 7:00 PM CST
In force
24 min
Issued by
NWS Houston/Galveston, TX
Area
Storm-based polygon

Counties Brazos County, TX, Burleson County, TX

The radar

The Ft Hood radar (KGRK), 98 km from the middle of the area, began a volume at 00:38 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
Feb 3, 6:45 PM CSTTORNADO 0Snook, TXTORNADO TOUCHED DOWN IN SNOOK DAMAGING NUMEROUS HOMES UPROOTING TREES AND DESTROYING SEVERAL BARNS AND METAL SHEDS. STORM WAS ON THE GROUND FOR ABOUT 2MILES AND A PATH WIDTH AROUND 75 YARDS. THE TORNADO WAS RATED AN EF1.
Feb 3, 6:48 PM CSTTORNADOSnook, TXPOSSIBLE TORNADO ON THE GROUND IN SNOOK...POWER LINES DOWN.
Feb 3, 6:50 PM CSTTORNADO2 Ne Snook, TXTORNADO TOUCHED ABOUT 2 MILES NORTHEAST OF SNOOK AND DID MAJOR DAMAGE TO A LARGE METAL BUILDING. THE TORNADO ALSO MOVED AND FLIPPED AN AUTOMOBILE ABOUT 50 YARDS. 5 EIGHTEEN WHEELER TRAILERS WERE TOSSED ABOUT 100 YARDS INTO A PECAN PLANTATION. A PICTURE OF THE

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

The nearest sounding before it

Fort Worth, TX (KFWD), launched 00:00Z, 0.6 hours before the alert went out and 266 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 2012-02-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1201 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 2012-02-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 209 square meters per square second.19395878Sfc1 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
1201 J/kg
Mixed-layer CIN
-18 J/kg
Mixed-layer LCL
959 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
209 m²/s²
0-3 km storm-relative helicity
218 m²/s²
Significant tornado parameter
1.2
Supercell composite
8.9

Open this sounding in Storm Lab

The text

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

510 
WFUS54 KHGX 040036
TORHGX
TXC041-051-040100-
/O.NEW.KHGX.TO.W.0022.120204T0036Z-120204T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
636 PM CST FRI FEB 3 2012

THE NATIONAL WEATHER SERVICE IN LEAGUE CITY HAS ISSUED A

* TORNADO WARNING FOR...
  CENTRAL BRAZOS COUNTY IN SOUTHEAST TEXAS...
  EASTERN BURLESON COUNTY IN SOUTHEAST TEXAS...

* UNTIL 700 PM CST

* AT 633 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS TORNADO
  WAS LOCATED NEAR SNOOK... MOVING NORTHEAST AT 15 MPH.

* LOCATIONS IN THE TORNADO WARNING INCLUDE BUT ARE NOT LIMITED TO
  WELLBORN AND COLLEGE STATION.

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

LAT...LON 3068 9631 3050 9623 3045 9649 3052 9655
TIME...MOT...LOC 0036Z 241DEG 12KT 3050 9648

$$
1 follow-up statement
042 
WWUS54 KHGX 040054
SVSHGX

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE HOUSTON/GALVESTON TX
654 PM CST FRI FEB 3 2012

TXC041-051-040100-
/O.CON.KHGX.TO.W.0022.000000T0000Z-120204T0100Z/
BURLESON TX-BRAZOS TX-
654 PM CST FRI FEB 3 2012

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 700 PM CST FOR BRAZOS
AND BURLESON COUNTIES...

AT 648 PM CST...LOCAL LAW ENFORCEMENT REPORTED A POSSIBLE TORNADO 
NEAR SNOOK.  THIS TORNADO WAS LOCATED 8 MILES WEST OF WELLBORN...OR 
9 MILES SOUTHWEST OF COLLEGE STATION...MOVING NORTHEAST AT 15 MPH. 
POWER LINES WERE DOWNED IN SNOOK ACCORDING TO LAW ENFORCEMENT.

THE TORNADO WILL PASS NEAR COLLEGE STATION AND WELLBORN. LARGE HAIL 
IS ALSO POSSIBLE.

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

LAT...LON 3068 9631 3051 9625 3047 9645 3053 9648
TIME...MOT...LOC 0053Z 241DEG 12KT 3053 9642

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 3, 6:16 PM CSTAreal Flood AdvisoryHGXBrazos3 hr
Feb 3, 7:00 PM CSTTornado WarningHGXBrazos, Burleson30 min
Feb 3, 7:05 PM CSTFlash Flood WarningHGXBrazos, Burleson3 hr
Feb 3, 7:28 PM CSTSevere Thunderstorm WarningHGXBrazos, Grimes47 min
Feb 3, 7:47 PM CSTAreal Flood AdvisoryHGXBrazos, Grimes118 min
Feb 3, 7:53 PM CSTRiver Flood WarningHGXMontgomery16 hr
Feb 3, 8:15 PM CSTMarine Dense Fog AdvisoryHGX7 hr
Feb 3, 9:20 PM CSTFlash Flood WatchHGXBrazos, Burleson, Grimes, Madison, Walker, Washington9 hr
Feb 3, 10:14 PM CSTSpecial Weather StatementHGXMadison61 min
Feb 3, 10:35 PM CSTAreal Flood AdvisoryHGXBrazos, Grimes, Madison115 min
Feb 3, 10:54 PM CSTFlash Flood WarningHGXBrazos, Grimes, Madison74 min
Feb 3, 11:22 PM CSTSpecial Weather StatementHGXMadison53 min
Feb 4, 12:25 AM CSTAreal Flood AdvisoryHGXGrimes, Houston, Madison, Walker65 min
Feb 4, 1:24 AM CSTAreal Flood AdvisoryHGXHouston, Madison, Trinity, Walker66 min
Feb 4, 1:36 AM CSTFlash Flood WarningHGXBrazos, Burleson, Grimes, Madison114 min
Feb 4, 2:24 AM CSTFlash Flood WarningHGXGrimes, Houston, Madison, Trinity, Walker2 hr
Feb 4, 3:13 AM CSTMarine Dense Fog AdvisoryHGX9 hr
Feb 4, 3:25 AM CSTFlash Flood WarningHGXBrazos, Burleson, Grimes, Washington2 hr
Feb 4, 6:09 AM CSTAreal Flood AdvisoryHGXBrazos, Burleson, Grimes, Houston, Liberty, Madison and 6 more3 hr
Feb 4, 7:22 AM CSTRiver Flood WarningHGXBurleson, Lee3 days
Feb 4, 8:14 AM CSTRiver Flood WarningHGXTrinity, Walker51 hr
Feb 4, 9:11 AM CSTSpecial Marine WarningHGX2 hr
Feb 4, 9:56 AM CSTRiver Flood WarningHGXHarris, Liberty4 days
Feb 4, 10:15 AM CSTSpecial Marine WarningHGX2 hr
Feb 4, 10:20 AM CSTSpecial Weather StatementHGXGalveston25 min
Feb 4, 3:28 PM CSTSmall Craft AdvisoryHGX36 hr

Nearby

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