Alert archive / Texas / Tornado Warnings in 1998

Tornado Warning 1, NWS Austin/San Antonio, TX

January 11, 1998Fayette County, Texas

NWS Austin/San Antonio, TX issued this tornado warning at Jan 11, 1998, 4:09 PM CST for Fayette County, Texas. It was in force for 66 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
Jan 11, 1998, 4:09 PM CST (22:09 UTC)
Expired
Jan 11, 1998, 5:15 PM CST
In force
66 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Fayette County, TX

The radar

The Ft Hood radar (KGRK), 104 km from the middle of the area, began a volume at 22:11 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.

What was reported inside it

TimeReportWhereRemark
Jan 11, 4:40 PM CSTHail 2Flatonia, 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

Fort Worth, TX (KFWD), launched 12:00Z, 10.2 hours before the alert went out and 330 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, Fort Worth, TX at 12:00Z on 1998-01-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCLEL10008507005003002001001 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, Fort Worth, TX at 12:00Z on 1998-01-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 474 square meters per square second.1939587897117Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
458 m above ground
0-6 km bulk shear
62 kt
0-1 km storm-relative helicity
474 m²/s²
0-3 km storm-relative helicity
533 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

698 
WFUS1 KSAT 112216 RRA
TORSAT
TXC149-112315-
 
BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
409 PM CST SUN JAN 11 1998
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 515 PM CST FOR PEOPLE IN THE
FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...FAYETTE COUNTY...ESPECIALLY THE CITY OF LA GRANGE...
 
AT 4:09 PM CST...DOPPLER RADAR INDICATED A POSSIBLE TORNADO 10 MILES
SOUTHWEST OF LA GRANGE.  MOVEMENT OF THIS STORM WAS TOWARD THE
NORTHEAST AT 20 MPH...TOWARD THE CITY OF LA GRANGE AND EVENTUALLY
CEDAR CREEK RESERVOIR.
 
TWO-INCH DIAMETER HAIL WAS REPORTED WITH THIS STORM AS IT MOVED
OVER FLATONIA WITHIN THE PAST HALF HOUR.
 
PEOPLE IN OR NEAR THE PATH OF THIS STORM SHOULD TAKE IMMEDIATE ACTION
TO PROTECT THEIR LIVES.  GO TO THE CENTER ON THE LOWEST FLOOR OF YOUR
BUILDING...COVER YOUR HEAD.  STAY AWAY FROM DOORS AND WINDOWS.  DO
NOT STAY IN MOBILE HOMES OR VEHICLES...GET INTO A STURDY BUILDING.
 
IF YOU SEE SEVERE WEATHER TAKING PLACE...CALL YOUR REPORT TO
THE NEAREST LAW ENFORCEMENT AGENCY FOR IMMEDIATE RELAY TO THE
NATIONAL WEATHER SERVICE.
 
IN ADDITION...THE NATIONAL WEATHER SERVICE HAS JUST ISSUED A TORNADO
WATCH FOR THE REST OF THIS AFTERNOON AND MOST OF THE EVENING FOR A
LARGE PORTION OF CENTRAL TEXAS...INCLUDING FAYETTE COUNTY.

The office that day

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

IssuedProductOfficeCountiesLasted
Jan 11, 3:46 PM CSTSevere Thunderstorm WarningEWXFayette59 min
Jan 11, 5:03 PM CSTSevere Thunderstorm WarningEWXLee57 min
Jan 11, 5:12 PM CSTTornado WarningEWXLee63 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.