Alert archive / Texas / Tornado Warnings in 1998

Tornado Warning 49, NWS San Angelo, TX

October 5, 1998Schleicher County, Texas

NWS San Angelo, TX issued this tornado warning at Oct 5, 1998, 7:25 PM CDT for Schleicher County, Texas. It was in force for 50 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
Oct 5, 1998, 7:25 PM CDT (00:25 UTC)
Expired
Oct 5, 1998, 8:15 PM CDT
In force
50 min
Issued by
NWS San Angelo, TX
Area
Whole counties

County Schleicher County, TX

The radar

The San Angelo radar (KSJT), 53 km from the middle of the area, began a volume at 00:26 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
Oct 5, 3:15 PM CDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 0.4 hours before the alert went out and 172 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 00:00Z on 1998-10-06Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 5197 joules per kilogram.LCLEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Del Rio, TX at 00:00Z on 1998-10-06The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 90 square meters per square second.193958Sfc1 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
5197 J/kg
Mixed-layer CIN
-2 J/kg
Mixed-layer LCL
1176 m above ground
0-6 km bulk shear
36 kt
0-1 km storm-relative helicity
90 m²/s²
0-3 km storm-relative helicity
189 m²/s²
Significant tornado parameter
3.0
Supercell composite
22.7

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSJT 060025 RRA
TORSJT

TXC413-060115-

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE SAN ANGELO TX
725 PM CDT MON OCT 5 1998

THE NATIONAL WEATHER SERVICE IN SAN ANGELO HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN SCHLEICHER COUNTY IN WEST CENTRAL TEXAS

* UNTIL 815 PM CDT

* AT 724 PM CDT... DOPPLER RADAR AT SAN ANGELO INDICATED A TORNADO
  21 MILES EAST OF ELDORADO... MOVING EAST AT 35 MPH.

ABANDON MOBILE HOMES! GO IN A \NEARBY STURDY BUILDING. AS A LAST
RESORT LIE FLAT IN A DITCH AND COVER YOUR HEAD.

TH/GJ/SJM

The office that day

Everything else NWS San Angelo, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 5, 7:13 PM CDTTornado WarningSJTCrockett77 min
Oct 5, 7:23 PM CDTSevere Thunderstorm WarningSJTTom Green62 min
Oct 5, 7:33 PM CDTSevere Thunderstorm WarningSJTConcho, Menard62 min
Oct 5, 8:34 PM CDTSevere Thunderstorm WarningSJTKimble, Menard61 min
Oct 5, 8:43 PM CDTSevere Thunderstorm WarningSJTSutton77 min
Oct 5, 10:26 PM CDTFlash Flood WarningSJTKimble3 hr

Nearby

Tornado Warnings in Texas, 1998Every tornado warning in 1998Tornadoes in 1998

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.