Alert archive / Texas / Severe Thunderstorm Warnings in 2002

Severe Thunderstorm Warning 5, NWS Austin/San Antonio, TX

March 19, 2002Val Verde County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 19, 2002, 1:59 PM CST for Val Verde County, Texas. It was in force for 61 min. 1 report came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Mar 19, 2002, 1:59 PM CST (19:59 UTC)
Expired
Mar 19, 2002, 3:00 PM CST
In force
61 min
Issued by
NWS Austin/San Antonio, TX
Area
Counties, with a storm outline in the text

County Val Verde County, TX

What was reported inside it

TimeReportWhereRemark
Mar 19, 2:00 PM CSTHail 1.25Pandale, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in.

The watch it was issued in

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

IssuedProductOfficeLasted
Mar 19, 1:30 PM CSTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 8.0 hours before the alert went out and 83 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 2002-03-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1251 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 2002-03-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 37 square meters per square second.1939587897117136Sfc1 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
1251 J/kg
Mixed-layer CIN
-53 J/kg
Mixed-layer LCL
734 m above ground
0-6 km bulk shear
73 kt
0-1 km storm-relative helicity
37 m²/s²
0-3 km storm-relative helicity
32 m²/s²
Significant tornado parameter
0.1
Supercell composite
0.3

Open this sounding in Storm Lab

The text

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

000 
WUUS54 KEWX 191959
SVRSAT
TXC465-192100-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
156 PM CST TUE MAR 19 2002

THE NATIONAL WEATHER SERVICE HAS ISSUED A

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

* UNTIL 300 PM CST

* AT 156 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED   
SEVERE THUNDERSTORMS OVER LAKE AMISTAD MOVING NORTHEAST AROUND 20 
MPH AND ANOTHER SOUTHWEST OF PANDALE ALSO MOVING NORTHEAST 20 MH.  
WIND GUSTS OVER 60 MPH AND HAIL ARE POSSIBLE WITH BOTH OF THESE 
STORMS.  

* ONE STORM WILL PASS OVER PANDALE AROUND 215 PM.  THE SECOND WILL 
MOVE ACROSS HIGHWAY 163 BETWEEN COMSTOCK AND JUNO TOWARD LOMA ALTA 
AROUND 220 PM.


LAT...LON 2982 10171 2956 10111 3022 10072 3027 10172

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 18, 10:56 PM CSTSevere Thunderstorm WarningEWXVal Verde94 min
Mar 19, 1:40 PM CSTSevere Thunderstorm WarningEWXVal Verde35 min
Mar 19, 2:54 PM CSTSevere Thunderstorm WarningEWXVal Verde51 min
Mar 19, 3:05 PM CSTTornado WarningEWXVal Verde25 min
Mar 19, 3:19 PM CSTTornado WarningEWXEdwards26 min
Mar 19, 3:28 PM CSTTornado WarningEWXVal Verde32 min
Mar 19, 3:42 PM CSTTornado WarningEWXEdwards, Kinney33 min
Mar 19, 4:07 PM CSTTornado WarningEWXKinney, Val Verde53 min
Mar 19, 4:18 PM CSTTornado WarningEWXEdwards27 min
Mar 19, 4:42 PM CSTSevere Thunderstorm WarningEWXReal63 min
Mar 19, 5:29 PM CSTTornado WarningEWXMaverick61 min

Nearby

Severe Thunderstorm Warnings in Texas, 2002Every severe thunderstorm warning in 2002

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.