Alert archive / Texas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 119, NWS Austin/San Antonio, TX

March 7, 1998Caldwell County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Mar 7, 1998, 6:59 PM CST for Caldwell 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
Mar 7, 1998, 6:59 PM CST (00:59 UTC)
Expired
Mar 7, 1998, 7:30 PM CST
In force
31 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County Caldwell County, TX

What was reported inside it

TimeReportWhereRemark
Mar 7, 7:10 PM CSTHail 1.5Luling, 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 00:00Z, 1.0 hours before the alert went out and 236 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, Corpus Christi, TX at 00:00Z on 1998-03-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 539 joules per kilogram.LCLLFCEL10008507005003002001001 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, Corpus Christi, TX at 00:00Z on 1998-03-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 104 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
539 J/kg
Mixed-layer CIN
-169 J/kg
Mixed-layer LCL
1710 m above ground
0-6 km bulk shear
51 kt
0-1 km storm-relative helicity
104 m²/s²
0-3 km storm-relative helicity
204 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.3

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 080059 RRA
SVRSAT
TXC055-080130-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
659 PM CST SAT MAR 7 1998
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  730 PM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...CALDWELL COUNTY
 
RADAR INDICATED A SEVERE THUNDERSTORM ALONG THE GUADALUPE..CALDWELL
COUNTY LINE APPROACING THE TOWN OF LULING. THIS STORM WAS MOVING
SOUTHEAST AT 30 MPH. FENTRESS AND PRAIRIE LEA ARE IN THE PATH OF THIS
STORM.
 
LARGE HAIL HAS BEEN REPORTED WITH THIS STORM SO SEEK SHELTER NOW.
 
 
ALTHOUGH NO TORNADOES HAVE BEEN DETECTzED WITH THIS STORM..SEVERE
THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE
OR NO ADVANCE WARNING SO BE ON THE LOOKOUT.
 
 
 
&

What forecasters said that day

The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Local storm report, Mar 7, 4:27 PM CST, 2 hours 32 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
427 PM CST SAT MAR 07 1998

TIME(CST)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0415 PM    LLANO                     TX   1.75 INCH HAIL
03/07/98   LLANO                          8 TO 9 MILES WEWT OF
                                          LLANO NEAR HWY 152
Special weather statement, Mar 7, 5:45 PM CST, 1 hour 14 minutes before
TXZ171>173-183>194-202>209-217>225-228-081200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
545 PM CST SAT MAR 7 1998

AN AREA OF SEVERE THUNDERSTORMS WILL MOVE ACROSS CENTRAL TEXAS INTO
SOUTHEAST TEXAS EARLY THIS EVENING WITH NO HAZARDOUS WEATHER EXPECTED
FOR THE REST OF TONIGHT OR SUNDAY FOR THE TEXAS HILL COUNTRY AND
SOUTH CENTRAL TEXAS.

RESIDENTS OF CENTRAL TEXAS SHOULD CONTINUE TO MONITOR NOAA WEATHER
RADIO...LOCAL RADIO AND TV...AND CABLE TV STATIONS FOR THE LATEST
WEATHER FORECASTS AND ADVISORIES UNTIL THE STORMS PASS.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP.

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.

ADDITIONAL WEATHER INFORMATION IS AVAILABLE ON THE NATIONAL WEATHER
SERVICE CENTRAL AND SOUTH CENTRAL TEXAS HOME PAGE OF THE INTERNET
WORLD WIDE WEB AT www.srh.noaa.gov/ewx OR TUNE TO THE CLOSEST NOAA
WEATHER RADIO STATION OPERATING ON A FREQUENCY BETWEEN 162.400 MHz
AND 162.550 MHz.
Special weather statement, Mar 7, 5:45 PM CST, 1 hour 14 minutes before
TXZ171>173-183>194-202>209-217>225-228-081200-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
545 PM CST SAT MAR 7 1998

AN AREA OF SEVERE THUNDERSTORMS WILL MOVE ACROSS CENTRAL TEXAS INTO
SOUTHEAST TEXAS EARLY THIS EVENING WITH NO HAZARDOUS WEATHER EXPECTED
FOR THE REST OF TONIGHT OR SUNDAY FOR THE TEXAS HILL COUNTRY AND
SOUTH CENTRAL TEXAS.

RESIDENTS OF CENTRAL TEXAS SHOULD CONTINUE TO MONITOR NOAA WEATHER
RADIO...LOCAL RADIO AND TV...AND CABLE TV STATIONS FOR THE LATEST
WEATHER FORECASTS AND ADVISORIES UNTIL THE STORMS PASS.

NEARBY HAZARDOUS WEATHER OUTLOOKS INCLUDE:
FOR SOUTHWEST TEXAS...FROM MIDLAND...LBBSPSMAF
FOR THE CONCHO VALLEY...FROM SAN ANGELO...LBBSPSSJT
FOR NORTH TEXAS...FROM FORT WORTH...FTWSPSFTW
FOR SOUTHEAST TEXAS...FROM HOUSTON/GALVESTON...SATSPSHOU
FOR COASTAL BEND/RIO GRANDE PLAINS...FROM CORPUS CHRISTI...SATSPSCRP.

THE HAZARDOUS WEATHER OUTLOOK NORMALLY WILL BE UPDATED BY MEANS OF
THE ZONE FORECASTS...SHORT TERM FORECAST...WATCHES...WARNINGS AND
ADVISORIES.  THE HAZARDOUS WEATHER OUTLOOK ITSELF WILL BE UPDATED
ONLY IF UNEXPECTED HAZARDOUS WEATHER DEVELOPS OR IF EXPECTED
HAZARDOUS WEATHER NO LONGER IS FORECAST TO DEVELOP.

ADDITIONAL WEATHER INFORMATION IS AVAILABLE ON THE NATIONAL WEATHER
SERVICE CENTRAL AND SOUTH CENTRAL TEXAS HOME PAGE OF THE INTERNET
WORLD WIDE WEB AT www.srh.noaa.gov/ewx OR TUNE TO THE CLOSEST NOAA
WEATHER RADIO STATION OPERATING ON A FREQUENCY BETWEEN 162.400 MHz
AND 162.550 MHz.

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 7, 6:18 PM CSTSevere Thunderstorm WarningEWXComal42 min
Mar 7, 6:45 PM CSTSevere Thunderstorm WarningEWXGuadalupe60 min
Mar 7, 7:04 PM CSTTornado WarningEWXGuadalupe26 min
Mar 7, 7:15 PM CSTTornado WarningEWXGonzales45 min
Mar 7, 8:49 PM CSTSevere Thunderstorm WarningEWXFrio, Medina56 min
Mar 7, 9:08 PM CSTSevere Thunderstorm WarningEWXWilliamson67 min
Mar 7, 9:23 PM CSTSevere Thunderstorm WarningEWXAtascosa, Bexar37 min
Mar 7, 9:48 PM CSTSevere Thunderstorm WarningEWXWilson57 min
Mar 7, 9:56 PM CSTSevere Thunderstorm WarningEWXAtascosa34 min
Mar 7, 10:17 PM CSTSevere Thunderstorm WarningEWXDeWitt, Gonzales, Karnes, Lavaca58 min

Nearby

Severe Thunderstorm Warnings in Texas, 1998Every severe thunderstorm warning 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.