Alert archive / Texas / Tornado Warnings in 2006

Tornado Warning 4, NWS Brownsville, TX

April 25, 2006Brooks County, Texas

NWS Brownsville, TX issued this tornado warning at Apr 25, 2006, 7:25 PM CDT for Brooks 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
Apr 25, 2006, 7:25 PM CDT (00:25 UTC)
Expired
Apr 25, 2006, 7:56 PM CDT
In force
31 min
Issued by
NWS Brownsville, TX
Area
Counties, with a storm outline in the text

County Brooks County, TX

The radar

The Corpus Christi radar (KCRP), 106 km from the middle of the area, began a volume at 00:27 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
Apr 25, 7:16 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 00:00Z, 0.4 hours before the alert went out and 116 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, Corpus Christi, TX at 00:00Z on 2006-04-26Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2996 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, Corpus Christi, TX at 00:00Z on 2006-04-26The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -45 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
2996 J/kg
Mixed-layer CIN
-86 J/kg
Mixed-layer LCL
754 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
-45 m²/s²
0-3 km storm-relative helicity
22 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-0.5

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KBRO 260027
TORBRO
TXC047-260100-
/O.NEW.KBRO.TO.W.0004.060426T0025Z-060426T0100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
725 PM CDT TUE APR 25 2006

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  BROOKS COUNTY IN DEEP SOUTH TEXAS

* UNTIL 800 PM CDT

* AT 724 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR WAS TRACKING
  A TORNADO 16 MILES SOUTHEAST OF HEBBRONVILLE OR ABOUT 20 MILES     
  WEST OF FALFURRIAS...MOVING SOUTH AT 20 MPH.

* THE TORNADO IS EXPECTED TO BE NEAR...
  RURAL NORTHERN BROOKS COUNTY AT 740 PM CDT
  RURAL CENTRAL BROOKS COUNTY AT 750 PM CDT

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.

DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO. CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS. IF YOU ARE CAUGHT IN THE PATH OF A
TORNADO...LEAVE THE CAR AND GO TO A STRONG BUILDING. IF NO SAFE
STRUCTURE IS NEARBY...SEEK SHELTER IN A DITCH OR LOW SPOT AND COVER
YOUR HEAD.

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 SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT
TUESDAY EVENING FOR DEEP SOUTH TEXAS. A SEVERE THUNDERSTORM WATCH
ALSO REMAINS IN EFFECT UNTIL 1000 PM CDT TUESDAY EVENING FOR DEEP
SOUTH TEXAS.

LAT...LON 2734 9830 2728 9849 2679 9833 2688 9805

$$

PHILO
2 follow-up statements
000 
WWUS54 KBRO 260044
SVSBRO

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
742 PM CDT TUE APR 25 2006

TXC047-260100-
/O.CON.KBRO.TO.W.0004.000000T0000Z-060426T0100Z/
BROOKS TX-
742 PM CDT TUE APR 25 2006

...A TORNADO WARNING CONTINUES UNTIL 800 PM CDT FOR BROOKS COUNTY...

AT 742 PM CDT...A TORNADO WAS LOCATED 20 MILES SOUTHWEST OF 
FALFURRIAS...MOVING SOUTH AT 20 MPH. THIS TORNADO WAS SPOTTED 
EARLIER IN EXTREME NORTHWESTERN BROOKS COUNTY LAST HOUR.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT 
TUESDAY EVENING FOR DEEP SOUTH TEXAS. 

LAT...LON 2734 9830 2728 9849 2679 9833 2688 9805

$$

PHILO
000 
WWUS54 KBRO 260056
SVSBRO

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE BROWNSVILLE TX
753 PM CDT TUE APR 25 2006

TXC047-260103-
/O.CAN.KBRO.TO.W.0004.000000T0000Z-060426T0100Z/
BROOKS TX-
753 PM CDT TUE APR 25 2006

...THE TORNADO WARNING FOR BROOKS COUNTY IS CANCELLED...

NATIONAL WEATHER SERVICE RADAR SHOWS LITTLE ROTATION LEFT IN THE 
SEVERE THUNDERSTORM OVER CENTRAL BROOKS COUNTY. THEREFORE...THE 
TORNADO WARNING HAS BEEN CANCELED. A SEVERE THUNDERSTORM WARNING IS 
IN EFFECT UNTIL 830 PM CDT FOR CENTRAL AND SOUTHERN BROOKS COUNTY 
AND PORTIONS OF EXTREME NORTHERN HIDALGO COUNTY.

A SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 1100 PM CDT 
TUESDAY EVENING FOR DEEP SOUTH TEXAS. 

LAT...LON 2734 9830 2728 9849 2679 9833 2688 9805

$$

PHILO

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 25, 7:30 PM CDTSevere Thunderstorm WarningBROBrooks, Hidalgo, Kenedy36 min
Apr 25, 7:32 PM CDTSevere Thunderstorm WarningBROJim Hogg, Zapata58 min
Apr 25, 8:03 PM CDTSevere Thunderstorm WarningBROJim Hogg57 min
Apr 25, 8:21 PM CDTSevere Thunderstorm WarningBROJim Hogg, Starr, Zapata54 min
Apr 25, 8:58 PM CDTSevere Thunderstorm WarningBROBrooks, Jim Hogg, Starr48 min
Apr 25, 9:09 PM CDTTornado WarningBROBrooks, Jim Hogg36 min
Apr 25, 9:13 PM CDTSevere Thunderstorm WarningBROStarr47 min
Apr 25, 9:36 PM CDTFlash Flood WarningBROStarr84 min
Apr 25, 10:05 PM CDTSevere Thunderstorm WarningBROStarr, Zapata25 min
Apr 25, 10:28 PM CDTFlash Flood WarningBROJim Hogg, Zapata2 hr
Apr 25, 10:33 PM CDTSevere Thunderstorm WarningBROZapata42 min
Apr 25, 11:45 PM CDTFlash Flood WarningBROJim Hogg, Starr, Zapata90 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.