Alert archive / Texas / Severe Thunderstorm Warnings in 2003

Severe Thunderstorm Warning 13, NWS Austin/San Antonio, TX

March 25, 2003Kendall County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 25, 2003, 5:01 PM CST for Kendall County, Texas. It was in force for 59 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
Mar 25, 2003, 5:01 PM CST (23:01 UTC)
Expired
Mar 25, 2003, 6:00 PM CST
In force
59 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Kendall County, TX

The radar

The Austin/San Antonio radar (KEWX), 79 km from the middle of the area, began a volume at 23:04 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
Mar 25, 3:30 PM CSTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 11.0 hours before the alert went out and 215 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 2003-03-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1059 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 2003-03-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 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
1059 J/kg
Mixed-layer CIN
-217 J/kg
Mixed-layer LCL
590 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
129 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

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

820 
WUUS54 KEWX 252301
SVRSAT
TXC259-260000-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
501 PM CST TUE MAR 25 2003

THE NATIONAL WEATHER SERVICE IN AUSTIN SAN ANTONIO HAS ISSUED A

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

* UNTIL 600 PM CST

* AT 501 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM 6 MILES NORTHWEST OF SISTERDALE...OR ABOUT 
  9 MILES NORTHEAST OF COMFORT...MOVING SOUTHEAST AT 8 MPH.
  VERY HEAVY RAINFALL WAS ALSO NOTED WHICH MAY IMPACT LOW WATER
  CROSSINGS.  

* THE SEVERE THUNDERSTORM WILL BE...
  3 MILES NORTHEAST OF SISTERDALE AT 515 PM
  2 MILES SOUTHWEST OF KENDALIA AT 555 PM

* THIS WARNING INCLUDES LOCATIONS IN AND AROUND...
  SISTERDALE
  KENDALIA

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.


LAT...LON 3006 9893 2993 9877 2996 9849 3014 9864

$$

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 25, 5:08 PM CSTSevere Thunderstorm WarningEWXBandera52 min
Mar 25, 5:13 PM CSTSevere Thunderstorm WarningEWXUvalde62 min
Mar 25, 5:18 PM CSTSevere Thunderstorm WarningEWXGillespie42 min
Mar 25, 5:27 PM CSTSevere Thunderstorm WarningEWXBlanco63 min
Mar 25, 5:32 PM CSTFlash Flood WarningEWXGillespie3 hr
Mar 25, 5:37 PM CSTSevere Thunderstorm WarningEWXBurnet53 min
Mar 25, 5:46 PM CSTFlash Flood WarningEWXKendall3 hr
Mar 25, 5:51 PM CSTSevere Thunderstorm WarningEWXWilliamson54 min
Mar 25, 5:58 PM CSTSevere Thunderstorm WarningEWXKendall62 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.