Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 141, NWS Austin/San Antonio, TX

May 13, 2000Maverick County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 13, 2000, 12:56 AM CDT for Maverick County, Texas. It was in force for 64 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
May 13, 2000, 12:56 AM CDT (05:56 UTC)
Expired
May 13, 2000, 2:00 AM CDT
In force
64 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Maverick County, TX

The radar

The Laughlin AFB radar (KDFX), 59 km from the middle of the area, began a volume at 05:57 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
May 12, 8:30 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 5.9 hours before the alert went out and 86 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 2000-05-13Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1539 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, Del Rio, TX at 00:00Z on 2000-05-13The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -14 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
1539 J/kg
Mixed-layer CIN
-116 J/kg
Mixed-layer LCL
3252 m above ground
0-6 km bulk shear
34 kt
0-1 km storm-relative helicity
-14 m²/s²
0-3 km storm-relative helicity
2 m²/s²
Significant tornado parameter
0.0
Supercell composite
-0.4

Open this sounding in Storm Lab

The text

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

429 
WUUS54 KEWX 130558
SVRSAT
TXC323-130700-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1256 AM CDT SAT MAY 13 2000

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

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  MAVERICK COUNTY

* UNTIL 200 AM CDT

* AT 1256 AM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER MAVERICK COUNTY...OR ABOUT 17 MILES
  NORTHEAST OF EAGLE PASS...MOVING SOUTH AT 20 MPH.

VERY LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU 
ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND MOVE TO 
A SUBSTANTIAL SHELTER.  INTENSE LIGHTNING IS OCCURRING WITH THIS 
STORM.

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

NWS Austin/San Antonio, TX wrote its last area forecast discussion before this severe thunderstorm warning went out at May 12, 9:40 PM CDT, 3 hours 16 minutes earlier.

Area forecast discussion, May 12, 9:40 PM CDT, 3 hours 16 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
940 PM CDT FRI MAY 12 2000

SOME UPDATE REQUIRED WHEN THE TORNADO WATCH EXPIRES AT 10 PM.  THE
SEVERE THUNDERSTO{RM WATCH CONTINUES IN EFFECT UNTIL 2 AM.

.EWX...NONE.

In the hours before

Local storm report, May 12, 10:30 PM CDT, 2 hours 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
1030 PM CDT FRI MAY 12 2000

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

640 PM    8N LLANO                  TX   .88 INCH HAIL
05/12/00  LLANO                          REPORTED BY OBSERVER

707 PM    4N LLANO                  TX   1.75 INCH HAIL
05/12/00  LLANO                          REPORTED BY SHERIFF

815 PM    3S OXFORD                 TX   1.00 INCH HAIL
05/12/00  LLANO                          REPORTED BY SPOTTER

817 PM    3N BERTRAM                TX   .50 IN HAIL
05/12/00  BURNET                         REPORTED BY SPOTTER

845 PM    HARPER                    TX   .50 IN HAIL
05/12/00  GILLESPIE                      REPORTED BY SPOTTER

847 PM    LIBERTY HILL              TX   1.75 INCH HAIL
05/12/00  WILLIAMSON                     REPORTED BY SHERIFF

847 PM    3N LEANDER                TX   1.00 INCH HAIL
05/12/00  WILLIAMSON                     REPORTED BY SPOTTER

930 PM    INGRAM HILLS              TX   1.75 IN HAIL
05/12/00  KERR                           REPORTED BY SPOTTER

930 PM    INGRAM                    TX   .88 IN HAIL
05/12/00  KERR                           REPORTED BY OBSERVER
Local storm report, May 13, 12:00 AM CDT, 56 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO, TX
1200 AM CDT SAT MAY 13 2000

TIME(CDT)  .....CITY LOCATION.....STATE   ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1110 PM    BASTROP                   TX   30-50 MPH TSTM WIND GUST
05/12/00   BASTROP                        REPORTED BY SHERIFF

1110       BASTROP                   TX   LIGHTNING DAMAGE
05/12/00   BASTROP                        HOUSE FIRES CAUSED BY
                                          LIGHTNING REPORTED BY
                                          SHERIFF

1110       BASTROP                   TX   LIGHTNING DAMAGE
05/12/00   BASTROP                   o     SEVERAL PEOPLE HIT AND
                                          INJURED BY LIGHTNING.
                                          REPORTED BY SHERIFF

The office that day

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

IssuedProductOfficeCountiesLasted
May 12, 7:13 PM CDTSevere Thunderstorm WarningEWXBurnet62 min
May 12, 7:28 PM CDTSevere Thunderstorm WarningEWXLlano62 min
May 12, 8:03 PM CDTSevere Thunderstorm WarningEWXGillespie57 min
May 12, 8:12 PM CDTSevere Thunderstorm WarningEWXBurnet63 min
May 12, 8:25 PM CDTSevere Thunderstorm WarningEWXLlano35 min
May 12, 8:42 PM CDTSevere Thunderstorm WarningEWXBlanco63 min
May 12, 8:46 PM CDTSevere Thunderstorm WarningEWXTravis, Williamson59 min
May 12, 8:55 PM CDTSevere Thunderstorm WarningEWXGillespie65 min
May 12, 9:08 PM CDTSevere Thunderstorm WarningEWXKerr67 min
May 12, 10:50 PM CDTSevere Thunderstorm WarningEWXBastrop, Caldwell55 min
May 12, 10:50 PM CDTSevere Thunderstorm WarningEWXLee55 min
May 12, 11:11 PM CDTSevere Thunderstorm WarningEWXUvalde64 min
May 13, 1:56 AM CDTSevere Thunderstorm WarningEWXMaverick49 min

Nearby

Severe Thunderstorm Warnings in Texas, 2000Every severe thunderstorm warning 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.