Alert archive / Texas / Severe Thunderstorm Warnings in 2000

Severe Thunderstorm Warning 145, NWS Austin/San Antonio, TX

May 19, 2000Edwards County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at May 19, 2000, 2:21 PM CDT for Edwards County, Texas. It was in force for 54 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 19, 2000, 2:21 PM CDT (19:21 UTC)
Expired
May 19, 2000, 3:15 PM CDT
In force
54 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Edwards County, TX

The watch it was issued in

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

IssuedProductOfficeLasted
May 19, 1:15 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 7.4 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 12:00Z on 2000-05-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3887 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 12:00Z on 2000-05-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 158 square meters per square second.19395878Sfc1 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
3887 J/kg
Mixed-layer CIN
-4 J/kg
Mixed-layer LCL
610 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
158 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
2.2
Supercell composite
11.1

Open this sounding in Storm Lab

The text

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

118 
WUUS54 KEWX 191922
SVRSAT
TXC137-192015-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
221 PM CDT FRI MAY 19 2000

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

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

* UNTIL 315 PM CDT

* AT 221 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 13 MILES SOUTHWEST OF ROCKSPRINGS...MOVING EAST
  AT 20 MPH.

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.

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 19, 10:30 AM CDT, 3 hours 51 minutes earlier.

Area forecast discussion, May 19, 10:30 AM CDT, 3 hours 51 minutes before
SOUTH CENTRAL TEXAS FORECAST DISCUSSION
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1030 AM CDT FRI MAY 19 2000

HEAVY RAIN EPISODE APPEARS TO BE DEVELOPING.  CURRENT FORECAST HAS
GENERAL TRENDS DEFINED VERY WELL.  WILL MAKE MINOR ADJUSTMENTS TO
POPS AND WINDS TO MATCH LATEST LOCATION OF COLD FRONT/OUTFLOW
BOUNDARY.

MESOETA AND ETA SEEM TO MATCH THE CURRENT PRECIP PATTERN FAIRLY
WELL.  ISOLATED STRONG CONVECTION CAN OCCUR NORTH OF BOUNDARY THIS
AFTERNOON WHICH SHOULD STRETCH ACROSS THE CENTRAL HILL COUNTRY TO
JUST SOUTH OF DEL RIO.  THE BOUNDARY SHOULD MOVE VERY LITTLE THIS
AFTERNOON.  NUMEROUS SHOWERS WILL CONTINUE TO FORM IN THE DEEP GULF
FLOW ESPECIALLY OVER THE EASTERN HALF OF THE FORECASTER AREA.  THE
COOL AIR IS EXPECTED TO SAG SLOWLY SOUTHWARD TONIGHT WITH BANDS OF
HEAVY RAINS AND ISOLATED SEVERE WEATHER...MAINLY CHANCE OF LARGE
HAIL...ALONG AND NORTH OF THE BOUNDARY.

A FLASH FLOOD WATCH MAY NEED TO ISSUED FOR TONIGHT.  WILL MONITOR
NEW MODEL RUNS AND MIDDAY TRENDS THROUGH EARLY AFTERNOON BEFORE
MAKING THAT DECISION.

.EWX...NONE.

16/01/DC

The office that day

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

IssuedProductOfficeCountiesLasted
May 19, 5:07 AM CDTSevere Thunderstorm WarningEWXEdwards53 min
May 19, 7:29 AM CDTSevere Thunderstorm WarningEWXKerr61 min
May 19, 4:45 PM CDTFlash Flood WarningEWXKerr2 hr
May 19, 4:47 PM CDTSevere Thunderstorm WarningEWXBexar58 min
May 19, 6:46 PM CDTSevere Thunderstorm WarningEWXDimmit59 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.