Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 32, NWS Austin/San Antonio, TX

May 19, 2000Bexar County, Medina County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at May 19, 2000, 8:11 PM CDT for Bexar County, Medina County, Texas. It was in force for 64 min. 1 report came from 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, with what was reported inside it.

The facts

Issued
May 19, 2000, 8:11 PM CDT (01:11 UTC)
Expired
May 19, 2000, 9:15 PM CDT
In force
64 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Bexar County, TX, Medina County, TX

The radar

The Austin/San Antonio radar (KEWX), 98 km from the middle of the area, began a volume at 01:15 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
May 19, 8:35 PM CDTTornado F0Devine, TXA very small and short-lived tornado was observed by officers from the Department of Public Safety in an open area just south of Devine. It caused no known damage.

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
May 19, 4:00 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 1.2 hours before the alert went out and 186 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, Del Rio, TX at 00:00Z on 2000-05-20Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Del Rio, TX at 00:00Z on 2000-05-20The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 171 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
620 m above ground
0-6 km bulk shear
33 kt
0-1 km storm-relative helicity
171 m²/s²
0-3 km storm-relative helicity
379 m²/s²
Significant tornado parameter
0.0
Supercell composite
6.9

Open this sounding in Storm Lab

The text

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

586 
WFUS54 KEWX 200112
TORSAT
TXC029-325-200215-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
811 PM CDT FRI MAY 19 2000

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  MEDINA COUNTY
  BEXAR COUNTY

* UNTIL 915 PM CDT

* AT 811 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH STRONG ROTATION THAT MAY PRODUCE A TORNADO AT ANY
  TIME 5 MILES SOUTHWEST OF DEVINE...MOVING NORTHEAST AT 10 MPH.   
  ANOTHER THUNDERSTORM WITH STRONG ROTATION WAS LOCATED 4 MILES      
  NORTHEAST OF LA COSTE IN WESTERN BEXAR COUNTY. THIS STORM IS       
  MOVING TO THE EAST AT 10 MPH.

* THE TORNADOES ARE EXPECTED TO BE NEAR...
  LACKLAND AFB AROUND 9 PM CDT
  LACOSTE AROUND 910 PM CDT
  

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A WELL-BUILT BUILDING.
IF NO BASEMENT IS AVAILABLE...GO TO A CENTRAL...SMALL ROOM ON THE
LOWEST FLOOR...SUCH AS A BATHROOM...CLOSET OR HALLWAY. STAY AWAY FROM
OUTSIDE WINDOWS AND DOORS. USE BLANKETS OR PILLOWS TO COVER YOUR
BODY.


LAT...LON 2910 9910 2910 9891 2956 9866 2959 9887

The office that day

Everything else NWS Austin/San Antonio, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 19, 7:00 PM CDTSevere Thunderstorm WarningEWXZavala60 min
May 19, 7:33 PM CDTTornado WarningEWXBexar, Medina42 min
May 19, 7:40 PM CDTSevere Thunderstorm WarningEWXFrio65 min
May 19, 7:55 PM CDTTornado WarningEWXWilson50 min
May 19, 8:43 PM CDTSevere Thunderstorm WarningEWXFrio62 min
May 19, 8:49 PM CDTSevere Thunderstorm WarningEWXGonzales56 min
May 19, 8:50 PM CDTFlash Flood WarningEWXBexar100 min
May 19, 9:17 PM CDTFlash Flood WarningEWXFrio103 min
May 19, 10:55 PM CDTFlash Flood WarningEWXAtascosa2 hr

Nearby

Tornado Warnings in Texas, 2000Every tornado warning in 2000Tornadoes in 2000

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.