Alert archive / Texas / Tornado Warnings in 2001

Tornado Warning 7, NWS Brownsville, TX

May 31, 2001Cameron County, Texas

NWS Brownsville, TX issued this tornado warning at May 31, 2001, 4:17 PM CDT for Cameron County, Texas. It was in force for 28 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties.

The facts

Issued
May 31, 2001, 4:17 PM CDT (21:17 UTC)
Expired
May 31, 2001, 4:45 PM CDT
In force
28 min
Issued by
NWS Brownsville, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Cameron County, TX

The radar

The Brownsville radar (KBRO), 22 km from the middle of the area, began a volume at 21:17 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

Brownsville Intl, TX (KBRO), launched 12:00Z, 9.3 hours before the alert went out and 25 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, Brownsville Intl, TX at 12:00Z on 2001-05-31Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2642 joules per kilogram.LCLEL10008507005003002001001 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, Brownsville Intl, TX at 12:00Z on 2001-05-31The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -17 square meters per square second.193958Sfc1 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
2642 J/kg
Mixed-layer CIN
-1 J/kg
Mixed-layer LCL
531 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
-17 m²/s²
0-3 km storm-relative helicity
42 m²/s²
Significant tornado parameter
0.0
Supercell composite
-1.0

Open this sounding in Storm Lab

The text

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

554 
WFUS54 KBRO 312118
TORBRO
TXC061-312145-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE BROWNSVILLE TX
417 PM CDT THU MAY 31 2001

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 445 PM CDT

* AT 417 PM CDT...DOPPLER RADAR INDICATED A TORNADIC THUNDERSTORM 3 
MILES SOUTH OF RANCHO VIEJO OR 10 MILES NORTHWEST OF BROWNSVILLE.  
THE STORM IS MOVING SOUTH AT 10 MPH.

* THE TORNADO IS EXPECTED BE NEAR...
   NORTHWEST CITY LIMITS OF BROWNSVILLE BY 425 PM CDT.

THE SAFEST PLACE TO BE DURING A TORNADO IN IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR IN AN INTERIOR HALLWAY
OR CLOSET. USE BLANKETS OR PILLOWS TO COVER YOUR BODY.

LAT...LON 2603 9769 2583 9739 2620 9736 2621 9772

YURA

The office that day

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

IssuedProductOfficeCountiesLasted
May 31, 3:08 PM CDTTornado WarningBROCameron37 min
May 31, 3:44 PM CDTTornado WarningBROCameron31 min

Nearby

Tornado Warnings in Texas, 2001Every tornado warning in 2001Tornadoes in 2001

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.