Alert archive / Texas / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 107, NWS Austin/San Antonio, TX

June 1, 2001Val Verde County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 1, 2001, 8:39 PM CDT for Val Verde County, Texas. It was in force for 36 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
Jun 1, 2001, 8:39 PM CDT (01:39 UTC)
Expired
Jun 1, 2001, 9:15 PM CDT
In force
36 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Val Verde County, TX

The watch it was issued in

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

IssuedProductOfficeLasted
Jun 1, 7:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 1.7 hours before the alert went out and 70 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 2001-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2466 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, Del Rio, TX at 00:00Z on 2001-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 square meters per square second.1939Sfc1 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
2466 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
2478 m above ground
0-6 km bulk shear
37 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
229 m²/s²
Significant tornado parameter
0.0
Supercell composite
10.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KEWX 020142
SVRSAT

TXC465-020215-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
839 PM CDT FRI JUN 1 2001

THE NATIONAL WEATHER SERVICE HAS EXTENDED THE

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  VAL VERDE

* UNTIL 915 PM CDT

* AT 839 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A     
  SEVERE THUNDERSTORM JUST WEST OF COMSTOCK AND JUNO...MOVING        
  SOUTHEAST AT 10 MPH.

* THIS WARNING INCLUDES LOCATIONS IN AND AROUND JUNO...COMSTOCK AND  
  DEL RIO. 

VERY LARGE HAIL IS POSSIBLE WITH THIS SEVERE THUNDERSTORM. IF YOU ARE
IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAG%E AND MOVE TO A
SUBSTANTIAL SHELTER.


LAT...LON 2981 10161 2929 10081 3028 10080 3023 10143

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 Jun 1, 7:35 PM CDT, 1 hour 4 minutes earlier.

Area forecast discussion, Jun 1, 7:35 PM CDT, 1 hour 4 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
735 PM CDT FRI JUN 01 2001

WILL UPDATE FCST AT 8 PM WHEN SVR TSTM WATCH 346 EXPIRES. SCATTERED
STRONG TSTMS WILL CONTINUE FOR THE REMAINDER OF THIS EVENING OVER
THE SE COUNTIES...AS THE OUTFLOW BOUNDARY MOVES SOUTHWARD.  MCC OVER
HILL COUNTRY AND SOUTH CENTRAL TEXAS CONTINUES TO WEAKEN...HOWEVER
THE MCC OVER SOUTHWEST TEXAS CONTINUES.  THIS COMPLEX WILL PRESENT A
THREAT OF SEVERE WX FOR THE COUNTIES ALONG THE RIO GRANDE UNTIL
MIDNIGHT.

.EWX...NONE.

13/08

In the hours before

Special weather statement, Jun 1, 4:50 PM CDT, 3 hours 49 minutes before
TXZ171>173-183>194-202>209-217>225-228-020030-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
450 PM CDT FRI JUN 1 2001

...THUNDERSTORMS SOME SEVERE FOR HILL COUNTRY AND
PARTS OF SOUTH CENTRAL TEXAS...
...SEVERE THUNDERSTORM WATCH TIL 8 PM FOR PARTS OF
CENTRAL AND SOUTH CENTRAL TEXAS...
...SEVERE THUNDERSTORM WARNING FOR LLANO COUTNY TIL 530 PM CDT...

THIS OUTLOOK APPLIES TO THE FOLLOWING SPECIFIC COUNTIES...

ATASCOSA...BANDERA...BASTROP...BEXAR...BLANCO...BURNET...CALDWELL...
COMAL...DEWITT...DIMMIT...EDWARDS...FAYETTE...FRIO...GILLESPIE...
GONZALES...GUADALUPE...HAYS...KARNES...KENDALL...KERR...KINNEY...
LAVACA...LEE...LLANO...MAVERICK...MEDINA...REAL...TRAVIS...UVALDE...
VAL VERDE...WILLIAMSON...WILSON AND ZAVALA.

THUNDERSTORMS COMING FROM THE NORTHWEST WILL AFFECT PARTS OF THE
HILL COUNTRY...PARTS OF CENTRAL TEXAS AND PARTS OF SOUTH CENTRAL
TEXAS LATE THIS AFTERNOON AND THIS EVENING.

SOME OF THE STORMS WILL BE SEVERE...WITH DAMAGING WIND...HAIL...
FREQUENT DEADLY LIGHTNING AND LOCALLY HEAVY RAIN.

LAW ENFORCEMENT AGENCIES...EMERGENCY MANAGEMENT OFFICIALS...STORM
SPOTTER GROUPS AND OTHER INTERESTED CONCERNS SHOULD MONITOR THIS
SITUATION AND TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN
YOUR AREA.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS.

FOR INFORMATION ON WEATHER THREATS IN SURROUNDING AREAS...PLEASE
REFER TO OUTLOOKS FROM OFFICES IN SAN ANGELO...MIDLAND/ODESSA...FORT
WORTH...HOUSTON/GALVESTON AND CORPUS CHRISTI.
Special weather statement, Jun 1, 4:58 PM CDT, 3 hours 41 minutes before
TXZ171>173-183>194-202>209-217>225-228-020030-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
458 PM CDT FRI JUN 1 2001

...THUNDERSTORMS SOME SEVERE FOR HILL COUNTRY AND
PARTS OF SOUTH CENTRAL TEXAS...
...SEVERE THUNDERSTORM WATCH TIL 8 PM FOR PARTS OF
CENTRAL AND SOUTH CENTRAL TEXAS...
...SEVERE THUNDERSTORM WARNING FOR LLANO COUTNY TIL 530 PM CDT...
...SEVERE THUNDERSTORM WARNING FOR GILLESPIE COUTNY TIL 6 PM CDT...

THIS OUTLOOK APPLIES TO THE FOLLOWING SPECIFIC COUNTIES...

ATASCOSA...BANDERA...BASTROP...BEXAR...BLANCO...BURNET...CALDWELL...
COMAL...DEWITT...DIMMIT...EDWARDS...FAYETTE...FRIO...GILLESPIE...
GONZALES...GUADALUPE...HAYS...KARNES...KENDALL...KERR...KINNEY...
LAVACA...LEE...LLANO...MAVERICK...MEDINA...REAL...TRAVIS...UVALDE...
VAL VERDE...WILLIAMSON...WILSON AND ZAVALA.

THUNDERSTORMS COMING FROM THE NORTHWEST WILL AFFECT PARTS OF THE
HILL COUNTRY...PARTS OF CENTRAL TEXAS AND PARTS OF SOUTH CENTRAL
TEXAS LATE THIS AFTERNOON AND THIS EVENING.

SOME OF THE STORMS WILL BE SEVERE...WITH DAMAGING WIND...HAIL...
FREQUENT DEADLY LIGHTNING AND LOCALLY HEAVY RAIN.

LAW ENFORCEMENT AGENCIES...EMERGENCY MANAGEMENT OFFICIALS...STORM
SPOTTER GROUPS AND OTHER INTERESTED CONCERNS SHOULD MONITOR THIS
SITUATION AND TAKE APPROPRIATE ACTION SHOULD SEVERE WEATHER THREATEN
YOUR AREA.

STAY TUNED TO NOAA WEATHER RADIO...COMMERCIAL TELEVISION OR RADIO
STATIONS...OR YOUR CABLE TELEVISION PROVIDER FOR LATER STATEMENTS.

FOR INFORMATION ON WEATHER THREATS IN SURROUNDING AREAS...PLEASE
REFER TO OUTLOOKS FROM OFFICES IN SAN ANGELO...MIDLAND/ODESSA...FORT
WORTH...HOUSTON/GALVESTON AND CORPUS CHRISTI./
Special weather statement, Jun 1, 8:00 PM CDT, 39 minutes before
TXZ171>173-183>194-202>209-217>225-228-020130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
800 PM CDT FRI JUN 1 2001

...SEVERE THUNDERSTORM WARNING FOR VAL VERDE COUTNY TIL 845 PM CDT...
...SEVERE THUNDERSTORM WATCH TIL MIDNIGHT FOR EDWARDS AND
VAL VERDE COUNTY...

THUNDERSTORMS CONTINUE OVER VAL VERDE COUNTY.  DIME SIZE HAIL HAS
BEEN REPORTED AT LANTRY.  PEA SIZE HAIL WAS REPORTED AT FOSTER.

DAMAGING WIND...VERY LARGE HAIL...FREQUENT DEADLY LIGHTNING AND
LOCALLY HEAVY RAIN WITH THESE THUNDERSTORMS OVER PARTS OF VAL VERDE
COUNTY THROUGH 845 PM CDT.

IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A GARAGE AND
MOVE TO A SUBSTANTIAL1 SHELTER.

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 1, 7:38 PM CDTSevere Thunderstorm WarningEWXVal Verde67 min

Nearby

Severe Thunderstorm Warnings in Texas, 2001Every severe thunderstorm warning 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.