Alert archive / Texas / Severe Thunderstorm Warnings in 1998

Severe Thunderstorm Warning 185, NWS Austin/San Antonio, TX

June 15, 1998Karnes County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Jun 15, 1998, 5:09 PM CDT for Karnes County, Texas. It was in force for 46 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: Jun 15, 1998, 5:09 PM CDT (22:09 UTC)
Expired: Jun 15, 1998, 5:55 PM CDT
In force: 46 min
Issued by: NWS Austin/San Antonio, TX
Area: Whole counties

County Karnes County, TX

The nearest sounding before it

Corpus Christi, TX (KCRP), launched 12:00Z, 10.2 hours before the alert went out and 140 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 152209 RRA
SVRSAT
TXC255-152255-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
509 PM CDT MON JUN 15 1998

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

* SEVERE THUNDERSTORM WARNING FOR...
  KARNES COUNTY IN SOUTH CENTRAL TEXAS

* UNTIL 555 PM CDT


* AT 505 PM... A SEVERE THUNDERSTORM WAS INDICATED 10 MILES
SOUTHEAST OF   KENEDY... BY NATIONAL WEATHER SERVICE RADAR... MOVING
NORTHEAST 30   MPH   .

* SOME CITIES AND LOCATIONS IN THE PATH OF THIS STORM ARE...
  FARM ROADS 81 AND 239 SOUTH OF RUNGE

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
DESTRUCTIVE HAIL... DEADLY LIGHTNING... AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF
YOUR HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT
DRIVE INTO AREAS WHERE WATER COVERS THE ROAD.

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, Jun 15, 11:28 AM CDT, 5 hours 41 minutes before

TXZ171>173-183>194-202>209-217>225-228-152300-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1128 AM CDT MON JUN 15 1998

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EVENING OVER EASTERN SECTIONS OF SOUTH CENTRAL TEXAS GENERALLY EAST
OF A LINE FROM CUERO TO GEORGETOWN.  LARGE HAIL AND DAMAGING WINDS IN
EXCESS OF 50 MPH CAN BE EXPECTED.

THE THREAT OF SEVERE WEATHER WILL END FROM WEST TO EAST THIS EVENING
WHEN A COLD FRONT PUSHES INTO THE AREA.

RECORD BREAKING TEMPERATURES ARE ALSO EXPECTED AGAIN THIS AFTERNOON.
HIGH TEMPERATURES THIS AFTERNOON WILL RANGE FROM 100 TO 103 DEGREES
IN THE HILL COUNTRY...103 TO 105 IN SOUTH CENTRAL TEXAS...TO NEAR 110
AROUND DEL RIO.

TO LESSEN THE EFFECTS OF EXTREME HEAT...AVOID PROLONGED EXPOSURE TO
THE SUN.  DRINK PLENTY OF NON-ALCOHOLIC FLUIDS TO AVOID DEHYDRATION.
WEAR LIGHTWEIGHT...LIGHT COLORED...AND LOOSE FITTING CLOTHING.  WEAR
A HAT AND USE SUNSCREEN TO REDUCE THE POSSIBILITY OF SUNBURN. THE
ELDERLY...VERY YOUNG...SICK...AND PERSONS WITH HEART CONDITIONS ARE
MOST VULNERABLE IN EXTREME HEAT CONDITIONS.  PETS MAY NEED EXTRA CARE
ALSO...WITH PLENTY OF COOL WATER AND A SHELTER FROM THE HEAT.

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 VOICE OF THE
NATIONAL WEATHER SERVICE...NOAA WEATHER RADIO...OPERATING ON A
FREQUENCY BETWEEN 162.400 MHZ AND 162.550 MHZ.

Special weather statement, Jun 15, 11:28 AM CDT, 5 hours 41 minutes before

TXZ171>173-183>194-202>209-217>225-228-152300-

HAZARDOUS WEATHER OUTLOOK...UPDATE
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TX
1128 AM CDT MON JUN 15 1998

THERE IS A SLIGHT RISK OF SEVERE THUNDERSTORMS THIS AFTERNOON AND
EVENING OVER EASTERN SECTIONS OF SOUTH CENTRAL TEXAS GENERALLY EAST
OF A LINE FROM CUERO TO GEORGETOWN.  LARGE HAIL AND DAMAGING WINDS IN
EXCESS OF 50 MPH CAN BE EXPECTED.

THE THREAT OF SEVERE WEATHER WILL END FROM WEST TO EAST THIS EVENING
WHEN A COLD FRONT PUSHES INTO THE AREA.

RECORD BREAKING TEMPERATURES ARE ALSO EXPECTED AGAIN THIS AFTERNOON.
HIGH TEMPERATURES THIS AFTERNOON WILL RANGE FROM 100 TO 103 DEGREES
IN THE HILL COUNTRY...103 TO 105 IN SOUTH CENTRAL TEXAS...TO NEAR 110
AROUND DEL RIO.

TO LESSEN THE EFFECTS OF EXTREME HEAT...AVOID PROLONGED EXPOSURE TO
THE SUN.  DRINK PLENTY OF NON-ALCOHOLIC FLUIDS TO AVOID DEHYDRATION.
WEAR LIGHTWEIGHT...LIGHT COLORED...AND LOOSE FITTING CLOTHING.  WEAR
A HAT AND USE SUNSCREEN TO REDUCE THE POSSIBILITY OF SUNBURN. THE
ELDERLY...VERY YOUNG...SICK...AND PERSONS WITH HEART CONDITIONS ARE
MOST VULNERABLE IN EXTREME HEAT CONDITIONS.  PETS MAY NEED EXTRA CARE
ALSO...WITH PLENTY OF COOL WATER AND A SHELTER FROM THE HEAT.

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 VOICE OF THE
NATIONAL WEATHER SERVICE...NOAA WEATHER RADIO...OPERATING ON A
FREQUENCY BETWEEN 162.400 MHZ AND 162.550 MHZ.

Local storm report, Jun 15, 1:35 PM CDT, 3 hours 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
135 PM CDT MON JUN 15 1998

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

1215 PM    GONZALES 10S              TX   1.50 INCH HAIL
06/15/98   GONZALES                       REPORTED BY RADIO STATION

Local storm report, Jun 15, 1:35 PM CDT, 3 hours 34 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE AUSTIN/SAN ANTONIO TEXAS
135 PM CDT MON JUN 15 1998

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

1215 PM    GONZALES 10S              TX   1.50 INCH HAIL
06/15/98   GONZALES                       REPORTED BY RADIO STATION

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, 5:37 PM CDT	Severe Thunderstorm Warning	EWX	Lavaca	63 min
Jun 15, 5:39 PM CDT	Tornado Warning	EWX	DeWitt	31 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

Severe Thunderstorm Warnings in Texas, 1998 Every 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; the sounding from the Mesonet's radiosonde archive.