Alert archive / Texas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 39, NWS Austin/San Antonio, TX

February 10, 1998DeWitt County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Feb 10, 1998, 9:45 AM CST for DeWitt County, Texas. It was in force for 60 min. 2 reports 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
Feb 10, 1998, 9:45 AM CST (15:45 UTC)
Expired
Feb 10, 1998, 10:45 AM CST
In force
60 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

County DeWitt County, TX

The radar

The Austin/San Antonio radar (KEWX), 95 km from the middle of the area, began a volume at 15:47 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
Feb 10, 10:00 AM CSTThunderstorm WindCuero, TX
Feb 10, 10:20 AM CSTThunderstorm WindPetersville, TXHigh winds knocked down trees and caused damage to windows and roofs of buildings in the Westhoff and Petersville areas. At Cuero, winds blew in the walls a roof of a building.

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, 3.8 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-pSkew-T log-p diagram, Corpus Christi, TX at 12:00Z on 1998-02-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 847 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, Corpus Christi, TX at 12:00Z on 1998-02-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 267 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
847 J/kg
Mixed-layer CIN
-153 J/kg
Mixed-layer LCL
571 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
267 m²/s²
0-3 km storm-relative helicity
293 m²/s²
Significant tornado parameter
0.2
Supercell composite
1.8

Open this sounding in Storm Lab

The text

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

937 
WUUS1 KSAT 101549 RRA
SVRSAT
TXC123-101645-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
945 AM CST TUE FEB 10 1998
 
THE NATIONAL WEATHER SERVICE IN AUSTIN/SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1045 AM CST
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL TEXAS
 
   ...DE WITT COUNTY
 
NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A SEVERE THUNDERSTORM
NEAR WESTHOFF MOVING NORTHEAST AT 30 MPH.
 
ALTHOUGH NO TORNADOES HAVE BEEN DETECTED WITH THIS STORM...A
TORNADO WATCH REMAINS IN EFFECT.  SEVERE THUNDERSTORMS CAN AND
OCCASIONALLY DO PRODUCE TORNADOES WITH LITTLE OR NO ADVANCE WARNING
SO BE ON THE LOOKOUT.
 
SEVERE THUNDERSTORM WINDS CAN REACH SPEEDS OVER 60 MPH.  THESE WINDS
BLOW DOWN TREES...POWER LINES...AND SEVERELY DAMAGE MOBILE HOMES...
SOMETIMES BUILDINGS.  VERY LARGE HAIL CAN INJURE ANYONE CAUGHT
OUTSIDE.

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

Special weather statement, Feb 10, 5:18 AM CST, 4 hours 27 minutes before
TXZ171>173-183>194-202>209-217>225-228-110000-

HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
518 AM CST TUE FEB 10 1998

THERE IS A RISK OF SEVERE THUNDERSTORMS THIS MORNING ACROSS SOUTH
CENTRAL TEXAS AND THE TEXAS HILL COUNTRY.  STRONG THUNDERSTORMS
PRODUCING STRONG GUSTY WINDS...LARGE HAIL AND BRIEF HEAVY RAINFALL
WILL MOVE ACROSS THE TEXAS HILL COUNTRY AND TOWARD AUSTIN AND SAN
ANTONIO THIS MORNING.

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR MOST OF THE TEXAS HILL
COUNTRY AND SOUTH CENTRAL TEXAS UNTIL 10 AM.

NUMEROUS SHOWERS AND THUNDERSTORMS THIS MORNING WILL PRODUCE RAINFALL
AMOUNTS NEAR HALF AN INCH WITH ISOLATED AMOUNTS NEAR ONE AND A HALF
INCHES POSSIBLE.

THE STORMS WILL MOVE EAST OF THE AREA BY THE AFTERNOON WITH CLEARING
SKIES.  HAZARDOUS WEATHER IS NOT EXPECTED TONIGHT.

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 CENTRAL AND SOUTH
CENTRAL TEXAS HOME PAGE OF THE INTERNET WORLD WIDE WEB AT:
http://www.srh.noaa.gov/ewx
Special weather statement, Feb 10, 5:42 AM CST, 4 hours 3 minutes before
TXZ171>173-183>194-202>209-217>225-228-101345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
542 AM CST TUE FEB 10 1998

...SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF SOUTH
CENTRAL TEXAS AND THE TEXAS HILL COUNTRY UNTIL 10 AM...

...SEVERE THUNDERSTORM WATCH CANCELLED FOR REAL AND UVALDE
COUNTIES...

THE STRONG THUNDERSTORMS HAVE MOVED EAST OF UVALDE COUNTY AND
NORTHEAST OF REAL COUNTY.  UVALDE AND REAL COUNTIES HAVE BEEN DROPPED
FROM THE SEVERE THUNDERSTORM WATCH.

THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR MOST OF THE TEXAS
HILL COUNTRY AND SOUTH CENTRAL TEXAS UNTIL 10 AM.

NUMEROUS SHOWERS AND THUNDERSTORMS WILL CONTINUE THROUGH THE MORNING
HOURS WITH THE STORMS MOVING EAST OF THE AREA BY THE AFTERNOON WITH
CLEARING SKIES.  EXPECT STRONG GUSTY WINDS...LARGE HAIL AND BRIEF
HEAVY RAINFALL FROM THE STRONGEST STORMS.
Special weather statement, Feb 10, 7:50 AM CST, 1 hour 55 minutes before
TXZ205-101445-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
750 AM CST TUE FEB 10 1998

AT 755 AM CST...DOPPLER RADAR CONTINUED TO INDICATE A SEVERE
THUNDERSTORM MOVING OUT OF MEDINA COUNTY INTO SOUTHWESTERN BEXAR COUNTY.
THIS STORM HAS HAD A HISTORY OF PRODUCING GOLFBALL SIZE HAIL AND
DAMAGING WINDS IN DEVINE. THIS STORM WAS MOVING TOWARDS THE NORTHEAST AT
30 MPH. THIS STORM WILL AFFECT SOMERSET AND SOUTHERN SAN ANTONIO.
THIS IS A DANGEROUS STORM SITUATION...TAKE COVER NOW.
Local storm report, Feb 10, 9:19 AM CST, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
919 AM CST TUE FEB 10 1998

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

0340 AM    GARLAND RANCH             TX   .75 INCH HAIL
02/10/98   KERR                           REPORTED BY OBSERVER.

0405 AM    KERRVILLE                 TX   1.75 INCH HAIL
02/10/98   KERR                           REPORTED BY HAM.

0415 AM    KERRVILLE                 TX   .75 INCH HAIL
02/10/98   KERR                           REPORTED BY SHERIFF.

0435 AM    CHERRY MOUNTAIN           TX   .75 INCH HAIL
02/10/98   GILLESPIE                      REPORTED BY OBSERVER.

0458 AM    ECKERT                    TX   .75 INCH HAIL
02/10/98   GILLESPIE

0553 AM    MEDINA                    TX   .75 INCH HAIL
02/10/98   BANDERA                        REPORTED BY SHERIFF.

0640 AM    LA PRYOR                  TX   .75 INCH HAIL
02/10/98   ZAVALA

0725 AM    YANCEY                    TX   .75 INCH HAIL
02/10/98   MEDINA                         REPORTED BY OBSERVER.

0745 AM    DEVINE                    TX   1.75 INCH HAIL
02/10/98   MEDINA

0745 AM    DEVINE                    TX   .75 INCH HAIL
02/10/98   MEDINA

0747 AM    DEVINE                    TX   1.75 INCH HAIL
02/10/98   MEDINA

0805 AM    LAKE BRAUNIG              TX   1.75 INCH HAIL
02/10/98   BEXAR
0821 AM                              TX   1.75 INCH HAIL

02/10/98   ATASCOSA                       WIDESPREAD ACROSS NORTHERN
                                          PORTION OF COUNTY.

0830 AM    BIGFOOT                   TX   TORNADO
02/10/98   FRIO                           TORNADO DESTROYED ONE HOME
                                          DAMAGED SEVERAL OTHERS.
Local storm report, Feb 10, 9:19 AM CST, 26 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
919 AM CST TUE FEB 10 1998

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

0340 AM    GARLAND RANCH             TX   .75 INCH HAIL
02/10/98   KERR                           REPORTED BY OBSERVER.

0405 AM    KERRVILLE                 TX   1.75 INCH HAIL
02/10/98   KERR                           REPORTED BY HAM.

0415 AM    KERRVILLE                 TX   .75 INCH HAIL
02/10/98   KERR                           REPORTED BY SHERIFF.

0435 AM    CHERRY MOUNTAIN           TX   .75 INCH HAIL
02/10/98   GILLESPIE                      REPORTED BY OBSERVER.

0458 AM    ECKERT                    TX   .75 INCH HAIL
02/10/98   GILLESPIE

0553 AM    MEDINA                    TX   .75 INCH HAIL
02/10/98   BANDERA                        REPORTED BY SHERIFF.

0640 AM    LA PRYOR                  TX   .75 INCH HAIL
02/10/98   ZAVALA

0725 AM    YANCEY                    TX   .75 INCH HAIL
02/10/98   MEDINA                         REPORTED BY OBSERVER.

0745 AM    DEVINE                    TX   1.75 INCH HAIL
02/10/98   MEDINA

0745 AM    DEVINE                    TX   .75 INCH HAIL
02/10/98   MEDINA

0747 AM    DEVINE                    TX   1.75 INCH HAIL
02/10/98   MEDINA

0805 AM    LAKE BRAUNIG              TX   1.75 INCH HAIL
02/10/98   BEXAR
0821 AM                              TX   1.75 INCH HAIL

02/10/98   ATASCOSA                       WIDESPREAD ACROSS NORTHERN
                                          PORTION OF COUNTY.

0830 AM    BIGFOOT                   TX   TORNADO
02/10/98   FRIO                           TORNADO DESTROYED ONE HOME
                                          DAMAGED SEVERAL OTHERS.

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 10, 3:13 AM CSTSevere Thunderstorm WarningEWXKerr62 min
Feb 10, 3:31 AM CSTSevere Thunderstorm WarningEWXBandera44 min
Feb 10, 3:50 AM CSTSevere Thunderstorm WarningEWXGillespie, Kerr55 min
Feb 10, 3:52 AM CSTSevere Thunderstorm WarningEWXKerr53 min
Feb 10, 4:42 AM CSTSevere Thunderstorm WarningEWXGillespie33 min
Feb 10, 5:01 AM CSTSevere Thunderstorm WarningEWXLlano59 min
Feb 10, 5:28 AM CSTSevere Thunderstorm WarningEWXBlanco62 min
Feb 10, 5:39 AM CSTSevere Thunderstorm WarningEWXBandera51 min
Feb 10, 5:53 AM CSTSevere Thunderstorm WarningEWXBurnet67 min
Feb 10, 6:00 AM CSTSevere Thunderstorm WarningEWXKendall60 min
Feb 10, 6:31 AM CSTSevere Thunderstorm WarningEWXZavala59 min
Feb 10, 7:05 AM CSTSevere Thunderstorm WarningEWXMedina55 min
Feb 10, 7:30 AM CSTSevere Thunderstorm WarningEWXAtascosa, Bexar75 min
Feb 10, 8:26 AM CSTSevere Thunderstorm WarningEWXWilson64 min
Feb 10, 8:44 AM CSTTornado WarningEWXWilson46 min
Feb 10, 9:02 AM CSTTornado WarningEWXGuadalupe58 min
Feb 10, 9:11 AM CSTSevere Thunderstorm WarningEWXGonzales64 min
Feb 10, 9:24 AM CSTTornado WarningEWXGonzales66 min
Feb 10, 10:00 AM CSTSevere Thunderstorm WarningEWXLavaca60 min
Feb 10, 10:34 AM CSTTornado WarningEWXLavaca41 min
Feb 10, 3:10 PM CSTSevere Thunderstorm WarningEWXBastrop, Caldwell65 min
Feb 10, 4:13 PM CSTSevere Thunderstorm WarningEWXBastrop62 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; radar from the NEXRAD Level II archive.