Alert archive / Texas / Tornado Warnings in 2002

Tornado Warning 6, NWS Austin/San Antonio, TX

March 19, 2002Edwards County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Mar 19, 2002, 4:18 PM CST for Edwards County, Texas. It was in force for 27 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
Mar 19, 2002, 4:18 PM CST (22:18 UTC)
Expired
Mar 19, 2002, 4:45 PM CST
In force
27 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
Mar 19, 1:30 PM CSTSevere Thunderstorm WatchSPC5 hr
Mar 19, 3:30 PM CSTTornado WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 12:00Z, 10.3 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 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 
WFUS54 KEWX 192218
TORSAT
TXC137-192245-

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

THE NATIONAL WEATHER SERVICE HAS ISSUED A

* TORNADO WARNING FOR THE FOLLOWING COUNTIES IN TEXAS...
  EDWARDS

* UNTIL 445 PM CST

* AT 417 PM...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  THUNDERSTORM WITH STRONG SIGNS THAT A TORNADO IS DEVELOPING 20
  MILES SOUTHWEST OF ROCKSPRINGS...OR ABOUT 42 MILES NORTHEAST OF DEL
  RIO...MOVING EAST AT 30 MPH.

* THE TORNADO PRODUCING STORM IS EXPECTED TO MOVE EASTWARD JUST 
NORTH OF THE COUNTY LINE.

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, 1:59 PM CSTSevere Thunderstorm WarningEWXVal Verde61 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, 4:42 PM CSTSevere Thunderstorm WarningEWXReal63 min
Mar 19, 5:29 PM CSTTornado WarningEWXMaverick61 min

Nearby

Tornado Warnings in Texas, 2002Every tornado warning in 2002Tornadoes 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; the sounding from the Mesonet's radiosonde archive.