Alert archive / Texas / Tornado Warnings in 2000

Tornado Warning 27, NWS Austin/San Antonio, TX

April 2, 2000Bexar County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Apr 2, 2000, 1:00 PM CDT for Bexar County, Texas. It was in force for 45 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
Apr 2, 2000, 1:00 PM CDT (18:00 UTC)
Expired
Apr 2, 2000, 1:45 PM CDT
In force
45 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Bexar County, TX

The radar

The Austin/San Antonio radar (KEWX), 59 km from the middle of the area, began a volume at 18:00 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, 6.0 hours before the alert went out and 208 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 12:00Z on 2000-04-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2917 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 12:00Z on 2000-04-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 43 square meters per square second.1939587897Sfc1 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
2917 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
522 m above ground
0-6 km bulk shear
49 kt
0-1 km storm-relative helicity
43 m²/s²
0-3 km storm-relative helicity
82 m²/s²
Significant tornado parameter
0.8
Supercell composite
2.8

Open this sounding in Storm Lab

The text

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

561 
WFUS54 KEWX 021810 RRA
TORSAT
TXC029-021845-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
100 PM CDT SUN APR 2 2000

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A

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

* UNTIL 145 PM CDT

* AT 100 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH STRONG SIGNS THAT A TORNADO IS DEVELOPING 7 MILES
  EAST OF SOMERSET...OR ABOUT 11 MILES NORTH OF POTEET...MOVING
  NORTHEAST AT 50 MPH.

* THE STORM IS EXPECTED TO BE NEAR...
  ELMENDORF AROUND 110 PM CDT
  CHINA GROVE AROUND 115 PM CDT
  ST. HEDWIG AROUND 125 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.


.END/LAT...LON 2922 9868 2914 9843 2946 9816 2957 9833

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 1, 8:19 PM CSTSevere Thunderstorm WarningEWXAtascosa71 min
Apr 1, 8:23 PM CSTSevere Thunderstorm WarningEWXBurnet67 min
Apr 1, 8:53 PM CSTSevere Thunderstorm WarningEWXWilliamson67 min
Apr 1, 9:19 PM CSTSevere Thunderstorm WarningEWXBexar56 min
Apr 1, 10:12 PM CSTSevere Thunderstorm WarningEWXKendall63 min
Apr 1, 10:25 PM CSTSevere Thunderstorm WarningEWXAtascosa65 min
Apr 1, 10:36 PM CSTSevere Thunderstorm WarningEWXBlanco54 min
Apr 2, 9:15 AM CDTSevere Thunderstorm WarningEWXBlanco, Burnet60 min
Apr 2, 11:57 AM CDTSevere Thunderstorm WarningEWXFrio48 min
Apr 2, 12:17 PM CDTSevere Thunderstorm WarningEWXBexar58 min
Apr 2, 12:28 PM CDTSevere Thunderstorm WarningEWXAtascosa42 min
Apr 2, 1:32 PM CDTSevere Thunderstorm WarningEWXGuadalupe43 min
Apr 2, 5:15 PM CDTSevere Thunderstorm WarningEWXBurnet60 min
Apr 2, 6:08 PM CDTSevere Thunderstorm WarningEWXBurnet52 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.