Alert archive / Texas / Tornado Warnings in 1998

Tornado Warning 24, NWS Austin/San Antonio, TX

June 15, 1998DeWitt County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Jun 15, 1998, 5:39 PM CDT for DeWitt County, Texas. It was in force for 31 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued: Jun 15, 1998, 5:39 PM CDT (22:39 UTC)
Expired: Jun 15, 1998, 6:10 PM CDT
In force: 31 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County DeWitt County, TX

What was reported inside it

Time	Report	Where	Remark
Jun 15, 5:52 PM CDT	Hail 1.5	Thomaston, 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 nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 10.7 hours before the alert went out and 150 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 701 J/kg
Mixed-layer CIN: -484 J/kg
Mixed-layer LCL: 1314 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 95 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 152239 RRA
TORSAT
TXC123-152310-

TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
539 PM CDT MON JUN 15 1998

THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A

* TORNADO WARNING FOR...
  DEWITT COUNTY IN SOUTH CENTRAL TEXAS

* UNTIL 610 PM CDT

* AT 535 PM...A TORNADIC THUNDERSTORM WAS INDICATED 11 SE OF
YORKTOWN OR 20 SOUTH   OF CUERO... BY NATIONAL WEATHER SERVICE
RADAR... MOVING NORTHEAST   AT 30 MPH.

* SOME CITIES AND LOCATIONS IN THE PATH OF THIS STORM ARE...
  FARM ROAD 237 SOUTH OF MEYERSVILLE

THIS STORM HAS A HISTORY OF PRODUCING 80 TO 90 MPH WINDS.
THIS IS A DANGEROUS STORM SITUATION. ACT QUICKLY. IF YOU ARE IN
THE PATH OF THIS TORNADO MOVE TO A SHELTER BELOW GROUND IF
AVAILABLE. OTHERWISE... GO TO A SMALL INTERIOR ROOM ON THE LOWEST
FLOOR. AVOID WINDOWS AND DOORS. ABANDON CARS AND MOBILE HOMES FOR
A STURDIER BUILDING OR GET INTO A DITCH OR CULVERT

REMEMBER... A TORNADO WATCH MEANS THAT TORNADOES ARE POSSIBLE IN
AND NEAR THE WATCH AREA. LARGE HAIL... DAMAGING WINDS... AND
TORRENTIAL RAINFALL MAY ALSO OCCUR. BE READY TO SEEK A PLACE OF
SAFETY IF A WARNING IS ISSUED FOR YOUR AREA.

&

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 15, 10:50 AM CDT	Severe Thunderstorm Warning	EWX	Wilson	30 min
Jun 15, 11:57 AM CDT	Severe Thunderstorm Warning	EWX	Gonzales	33 min
Jun 15, 5:09 PM CDT	Severe Thunderstorm Warning	EWX	Karnes	46 min
Jun 15, 5:37 PM CDT	Severe Thunderstorm Warning	EWX	Lavaca	63 min
Jun 15, 5:51 PM CDT	Severe Thunderstorm Warning	EWX	DeWitt	34 min
Jun 15, 6:44 PM CDT	Severe Thunderstorm Warning	EWX	Lavaca	61 min

Nearby

Tornado Warnings in Texas, 1998 Every tornado warning in 1998 Tornadoes 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.