Alert archive / Texas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 73, NWS Austin/San Antonio, TX

June 2, 2003Guadalupe County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 2, 2003, 4:37 PM CDT for Guadalupe County, Texas. It was in force for 53 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Jun 2, 2003, 4:37 PM CDT (21:37 UTC)
Expired
Jun 2, 2003, 5:30 PM CDT
In force
53 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Guadalupe County, TX

The radar

The Austin/San Antonio radar (KEWX), 9 km from the middle of the area, began a volume at 21:39 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
Jun 2, 3:00 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 9.6 hours before the alert went out and 221 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, Corpus Christi, TX at 12:00Z on 2003-06-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1486 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, Corpus Christi, TX at 12:00Z on 2003-06-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 25 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
1486 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
663 m above ground
0-6 km bulk shear
24 kt
0-1 km storm-relative helicity
25 m²/s²
0-3 km storm-relative helicity
102 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.

920 
WUUS54 KEWX 022137
SVRSAT
TXC187-022230-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
437 PM CDT MON JUN 2 2003

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  GUADALUPE

* UNTIL 530 PM CDT

* AT 437 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 11 MILES NORTH OF MARION...OR ABOUT 4 MILES
  NORTHWEST OF NEW BRAUNFELS...MOVING SOUTHEAST AT 25 MPH.

* THE SEVERE THUNDERSTORM WILL BE...
  OVER GERONIMO AT 500 PM
  5 MILES NORTHEAST OF SEGUIN AT 510 PM
  OVER KINGSBURY AT 520 PM

* THIS WARNING INCLUDES LOCATIONS IN AND AROUND...
  MCQUEENEY
  ZORN
  GERONIMO
  SEGUIN
  KINGSBURY

IF YOU ARE CAUGHT OUTSIDE...SEEK SHELTER FROM THE WEATHER IN A STRONG
BUILDING. DAMAGING WIND...LARGE HAIL...VERY HEAVY RAIN...AND DEADLY
LIGHTNING ARE ALL POSSIBLE IN SEVERE THUNDERSTORMS. STAY INSIDE AWAY
FROM WINDOWS UNTIL THE STORM HAS PASSED.


LAT...LON 2960 9824 2940 9786 2964 9767 2984 9790
          2970 9804

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 2, 1:29 PM CDTSevere Thunderstorm WarningEWXLlano61 min
Jun 2, 2:29 PM CDTSevere Thunderstorm WarningEWXBlanco, Gillespie, Llano61 min
Jun 2, 2:38 PM CDTTornado WarningEWXBlanco, Llano52 min
Jun 2, 2:57 PM CDTTornado WarningEWXBurnet33 min
Jun 2, 3:20 PM CDTSevere Thunderstorm WarningEWXGillespie, Kendall55 min
Jun 2, 3:23 PM CDTTornado WarningEWXKendall67 min
Jun 2, 3:30 PM CDTSevere Thunderstorm WarningEWXBlanco, Hays, Travis60 min
Jun 2, 4:20 PM CDTSevere Thunderstorm WarningEWXBexar, Comal55 min
Jun 2, 4:26 PM CDTSevere Thunderstorm WarningEWXCaldwell, Hays64 min
Jun 2, 5:11 PM CDTTornado WarningEWXBexar34 min
Jun 2, 5:34 PM CDTSevere Thunderstorm WarningEWXGonzales56 min

Nearby

Severe Thunderstorm Warnings in Texas, 2003Every severe thunderstorm warning in 2003

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.