Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 89, NWS Austin/San Antonio, TX

April 2, 2000Frio County, Medina County, Zavala County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 2, 2000, 10:01 PM CDT for Frio County, Medina County, Zavala County, Texas. It was in force for 44 min. 2 reports came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 2, 2000, 10:01 PM CDT (03:01 UTC)
Expired
Apr 2, 2000, 10:45 PM CDT
In force
44 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Frio County, TX, Medina County, TX, Zavala County, TX

What was reported inside it

TimeReportWhereRemark
Apr 2, 10:25 PM CDTHail 0.75Yancey, TX
Apr 2, 10:40 PM CDTHail 1.75Lacoste, TX

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 nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 3.0 hours before the alert went out and 152 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 2000-04-03Temperature 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°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 2000-04-03The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -93 square meters per square second.1939587897117136156Sfc1 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
1119 m above ground
0-6 km bulk shear
91 kt
0-1 km storm-relative helicity
-93 m²/s²
0-3 km storm-relative helicity
214 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.2

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KEWX 030303
SVRSAT
TXC163-325-507-030400-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1001 PM CDT SUN APR 2 2000

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

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

* UNTIL 1045 PM CDT

* AT 1001 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 12 MILES WEST OF FRIO TOWN...OR ABOUT 6 MILES
  EAST OF BATESVILLE...MOVING NORTHEAST AT 50 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. IF OUTDOORS...STAY
AWAY FROM HIGH AREAS...METAL OBJECTS...AND TALL ISOLATED TREES. MOVE
INDOORS IF POSSIBLE BUT STAY AWAY FROM WINDOWS AND DOORS AND AVOID
USING THE TELEPHONE UNLESS IT IS AN EMERGENCY.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE 
FOR LARGE HAIL...AND DEADLY LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO 
A SHELTER...PREFERABLY INSIDE A STRONG BUILDING BUT AWAY FROM 
WINDOWS.

.END/

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 2, 9:35 PM CDTSevere Thunderstorm WarningEWXBurnet40 min
Apr 2, 10:15 PM CDTSevere Thunderstorm WarningEWXHays, Travis45 min
Apr 2, 10:39 PM CDTSevere Thunderstorm WarningEWXBexar66 min
Apr 2, 11:15 PM CDTSevere Thunderstorm WarningEWXAtascosa, Frio, Medina45 min
Apr 2, 11:16 PM CDTSevere Thunderstorm WarningEWXComal, Hays59 min
Apr 2, 11:28 PM CDTSevere Thunderstorm WarningEWXGuadalupe62 min
Apr 2, 11:39 PM CDTSevere Thunderstorm WarningEWXAtascosa, Bexar66 min
Apr 3, 12:12 AM CDTFlash Flood WarningEWXBexar4 hr
Apr 3, 12:36 AM CDTSevere Thunderstorm WarningEWXAtascosa, Karnes, Wilson69 min
Apr 3, 1:10 AM CDTTornado WarningEWXDeWitt, Karnes50 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.