Alert archive / Texas / Tornado Warnings in 2009

Tornado Warning 2, NWS Brownsville, TX

June 3, 2009Brooks County, Texas

NWS Brownsville, TX issued this tornado warning at Jun 3, 2009, 6:43 PM CDT for Brooks County, Texas. It was in force for 32 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: Jun 3, 2009, 6:43 PM CDT (23:43 UTC)
Expired: Jun 3, 2009, 7:15 PM CDT
In force: 32 min
Issued by: NWS Brownsville, TX
Area: Storm-based polygon

County Brooks County, TX

The radar

The Corpus Christi radar (KCRP), 119 km from the middle of the area, began a volume at 23:46 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 nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 11.7 hours before the alert went out and 127 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: 3206 J/kg
Mixed-layer CIN: -15 J/kg
Mixed-layer LCL: 670 m above ground
0-6 km bulk shear: 8 kt
0-1 km storm-relative helicity: -34 m²/s²
0-3 km storm-relative helicity: 33 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

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

000 
WFUS54 KBRO 032343
TORBRO
TXC047-040015-
/O.NEW.KBRO.TO.W.0002.090603T2343Z-090604T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
643 PM CDT WED JUN 3 2009

THE NATIONAL WEATHER SERVICE IN BROWNSVILLE HAS ISSUED A

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

* UNTIL 715 PM CDT

* AT 643 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  TORNADO OVER CENTRAL BROOKS COUNTY...MOVING SOUTH AT 5 MPH.

* THE TORNADO WILL BE NEAR...
  RURAL CENTRAL BROOKS COUNTY BY 645 PM CDT.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

THIS IS A DANGEROUS STORM MOVE INTO THE INTERIOR ROOM ON THE LOWEST
FLOOR OF A STURDY BUILDING...AWAY FROM WINDOWS. COVER YOUR HEAD AND
BODY WITH PILLOWS OR BLANKETS.

PLEASE REPORT TORNADOES OR FUNNEL CLOUDS...WINDS OF 58 MPH OR
HIGHER...HAIL THE SIZE OF PENNIES OR LARGER...AND ANY WIND DAMAGE TO
YOUR NATIONAL WEATHER SERVICE IN BROWNSVILLE BY CALLING 956-504-1432.

&&

LAT...LON 2705 9820 2682 9825 2688 9844 2704 9844
      2710 9839
TIME...MOT...LOC 2343Z 017DEG 6KT 2698 9832

$$

TOMASELLI

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 3, 5:36 PM CDT	Areal Flood Advisory	BRO	Brooks	54 min
Jun 3, 5:47 PM CDT	Severe Thunderstorm Warning	BRO	Brooks	28 min
Jun 3, 5:52 PM CDT	Severe Thunderstorm Warning	BRO	Brooks	23 min
Jun 3, 6:14 PM CDT	Tornado Warning	BRO	Brooks	21 min
Jun 3, 6:33 PM CDT	Flash Flood Warning	BRO	Brooks	57 min
Jun 3, 6:39 PM CDT	Severe Thunderstorm Warning	BRO	Brooks	36 min
Jun 3, 6:59 PM CDT	Tornado Warning	BRO	Brooks, Hidalgo, Starr	31 min

Nearby

Tornado Warnings in Texas, 2009 Every tornado warning in 2009 Tornadoes in 2009

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.