Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 15, NWS Austin/San Antonio, TX

March 7, 2000Edwards County, Kinney County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 7, 2000, 9:54 PM CST for Edwards County, Kinney County, Texas. It was in force for 66 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
Mar 7, 2000, 9:54 PM CST (03:54 UTC)
Expired
Mar 7, 2000, 11:00 PM CST
In force
66 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties; the outline is the Mesonet’s reconstruction

Counties Edwards County, TX, Kinney County, TX

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 3.9 hours before the alert went out and 31 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 2000-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2759 joules per kilogram.LCLEL10008507005003002001001 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 2000-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 131 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
2759 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
2023 m above ground
0-6 km bulk shear
64 kt
0-1 km storm-relative helicity
131 m²/s²
0-3 km storm-relative helicity
360 m²/s²
Significant tornado parameter
0.0
Supercell composite
23.0

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KEWX 080355
SVRSAT
TXC137-271-080500-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
954 PM CST TUE MAR 7 2000

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

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

* UNTIL 1100 PM CST

* AT 954 PM CST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
  A SEVERE THUNDERSTORM  ABOUT 10 MILES EAST OF DEL RIO...MOVING
  NORTHEAST AT 20 MPH.

IF SEVERE WEATHER APPROACHES YOUR AREA...GO INSIDE A STURDY SHELTER
AWAY FROM CREEK BEDS AND OTHER FLOOD-PRONE AREAS. REMEMBER...A SEVERE
THUNDERSTORM CAN PRODUCE LARGE DAMAGING HAIL...DAMAGING WINDS IN
EXCESS OF 55 MPH...DEADLY LIGHTNING...AND VERY HEAVY RAIN.

HAIL UP TO ONE INCH IN DIAMETER HAS BEEN REPORTED WITH THIS STORM IN 
DEL RIO.  IF YOU ARE IN THE PATH OF THE STORM...PUT YOUR CAR IN A 
GARAGE AND MOVE TO A SUBSTANTIAL SHELTER.

THIS IS A DANGEROUS STORM. IF YOU ARE IN ITS PATH YOU SHOULD PREPARE
FOR DAMAGING WINDS IN EXCESS OF 55 MPH...LARGE HAIL...AND DEADLY
LIGHTNING. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...PREFERABLY
INSIDE A STRONG BUILDING BUT AWAY FROM WINDOWS.

.END/ LAT...LON 2945 10067 2929 10067 2964 10025 2984 10066

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 Mar 7, 9:18 PM CST, 36 minutes earlier.

Area forecast discussion, Mar 7, 9:18 PM CST, 36 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
918 PM CST TUE MAR 7 2000

LINE OF STORMS ALONG PACIFIC FRONT EXTENDS FROM NORTHEAST OF
ROCKSPRINGS TO LLANO TO FORT WORTH.  SOUTHERN END HAS BEEN GETTING
A LITTLE BETTER ORGANIZED THANKS TO TAIL END OF SHORT-WAVE TROUGH
ROTATING ACROSS THE SOUTHERN PLAINS AND DIFFLUENCE BETWEEN UPPER
JETS.  THUS...WILL MAINTAIN SEVERE MENTIONS NORTHERN CWA AND BOOST
POPS MOST AREAS.  EXCEPT FAR WEST WHERE WILL DROP POPS DUE DRIER
AIRMASS FILTERING IN.  OTHERWISE...NO SIGNIFICANT CHANGES IN THE
UPDATE.  04/18.

.EWX...NONE.

In the hours before

Special weather statement, Mar 7, 5:00 PM CST, 4 hours 54 minutes before
TXZ171>173-186>194-204>208-219-220-080300-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
500 PM CST TUE MAR 7 2000

...SEVERE THUNDERSTORMS POSSIBLE ACROSS THE HILL COUNTRY AND
NORTHERN PORTIONS OF SOUTH CENTRAL TEXAS TONIGHT...

AN UPPER-LEVEL TROUGH OF LOW PRESSURE WILL MOVE EASTWARD ACROSS WEST
TEXAS INTO CENTRAL TEXAS TONIGHT.  A SURFACE TROUGH OR DRY LINE
SEPERATING MOIST...UNSTABLE AIR TO THE EAST FROM MUCH DRIER AIR TO
THE WEST HAD FORMED OVER WEST TEXAS AND WAS MOVING EASTWARD WITH THE
STORM SYSTEM ALOFT.  THIS WILL BE THE FOCUS FOR THUNDERSTORM DEVELOPMENT
LATE TONIGHT INTO THE EARLY MORNING HOURS WEDNESDAY.  SOME OF THESE
STORMS COULD POSSIBLY BECOME SEVERE OVER THE NORTHERN PORTIONS SOUTH
CENTRAL TEXAS INCLUDING THE TEXAS HILL COUNTRY BY LATE TONIGHT.

THE METROPOLITAN AREA OF AUSTIN IS WITHIN THE BOUNDARIES OF THE
EXPECTED SEVERE THUNDERSTORM AREA.

THIS THUNDERSTORM ACTIVITY WILL CONTINUE THROUGH THE EARLY MORNING
HOURS UNTIL THE PACIFIC FRONT OR DRY LINE PASSES AND BRINGS DRIER
AND COOLER AIR TO THE REGION.

ATMOSPHERIC CONDITIONS INDICATE THAT SOME OF THE THUNDERSTORMS COULD
PRODUCE LARGE HAIL AND DAMAGING WINDS...AS WELL AS POSSIBLE HEAVY
RAINFALL AND LOCALIZED FLOODING.  AS WITH ALL THUNDERSTORMS...
FREQUENT DEADLY LIGHTNING CAN OCCUR...AND THE THREAT FOR TORNADOES
EXISTS.

RESIDENTS OF THE TEXAS HILL COUNTRY AND SOUTH CENTRAL TEXAS...AS
WELL AS THOSE AREAS OF SOUTHEAST TEXAS...CENTRAL AND NORTH TEXAS...
SHOULD BE AWARE OF THREATENING WEATHER CONDITIONS AND REMAIN
INFORMED OF THE LATEST WEATHER FORECASTS AND ADVISORIES UNTIL THE
SEVERE WEATHER THREAT PASSES LATER TONIGHT.  SPOTTER ACTIVATION MAY
BE NEEDED LATER THIS EVENING.

&&

FOR INFORMATION ON WEATHER THREATS IN SURROUNDING AREAS...REFER
TO OUTLOOKS FROM OFFICES IN MIDLAND...SAN ANGELO...FORT WORTH...
HOUSTON/GALVESTON AND CORPUS CHRISTI.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 9:32 PM CSTSevere Thunderstorm WarningEWXKerr43 min
Mar 7, 9:49 PM CSTSevere Thunderstorm WarningEWXVal Verde56 min
Mar 7, 10:55 PM CSTSevere Thunderstorm WarningEWXKinney65 min
Mar 8, 2:05 AM CSTSevere Thunderstorm WarningEWXTravis, Williamson55 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.