Alert archive / Texas / Severe Thunderstorm Warnings in 1988

Severe Thunderstorm Warning 13, NWS Austin/San Antonio, TX

April 24, 1988Kerr County, Real County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 24, 1988, 10:13 PM CDT for Kerr County, Real County, Texas. It was in force for 62 min.

The area

The counties it named.

The facts

Issued
Apr 24, 1988, 10:13 PM CDT (03:13 UTC)
Expired
Apr 24, 1988, 11:15 PM CDT
In force
62 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Kerr County, TX, Real County, TX

The radar

The WSR-88D network and its archive begin in 1991, so there is no radar volume for this alert.

The nearest sounding before it

Del Rio, TX (KDRT), launched 00:00Z, 3.2 hours before the alert went out and 137 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, Del Rio, TX at 00:00Z on 1988-04-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1548 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, Del Rio, TX at 00:00Z on 1988-04-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 119 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
1548 J/kg
Mixed-layer CIN
-126 J/kg
Mixed-layer LCL
2599 m above ground
0-6 km bulk shear
59 kt
0-1 km storm-relative helicity
119 m²/s²
0-3 km storm-relative helicity
248 m²/s²
Significant tornado parameter
0.0
Supercell composite
2.9

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSAT 250316
SVRSAT
TXC265-385-250415-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE SAN ANTONIO TX
1013 PM CDT SUN APR 24 1988
 
THE NATIONAL WEATHER SERVICE IN SAN ANTONIO HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1115 PM CDT
FOR PEOPLE IN THE FOLLOWING COUNTIES...
 
IN SOUTH TEXAS
          ...KERR...REAL
 
AT 1015 PM CDT...RADAR INDICATED A LINE OF SEVERE THUNDERSTORMS FROM
NEAR CARTA VALLEY IN EDWARDS COUNTY NORTHEASTWARD ACROSS NORTHERN REAL
COUNTY AND NORTHWEST KERR COUNTY.  MOVEMENT WAS TOWARD THE SOUTHEAST
AT NEARLY 45 MPH.  LARGE HAIL IS INDICATED BY RADAR IN THIS LINE OF
STORMS.
 
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 55 MPH...HAIL
3/4 INCH OR MORE IN DIAMETER...FREQUENT LIGHTNING AND VERY HEAVY
RAIN.
 
WHEN A THUNDERSTORM THREATENS...SEEK SHELTER INSIDE A HOME OR
BUILDING AWAY FROM DOORS AND WINDOWS.  REFRAIN FROM USING ELECTRICAL
APPLIANCES.
 
A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA.
REMEMBER...SEVERE THUNDERSTORMS CAN AND OCCASIONALLY DO PRODUCE
TORNADOES WITH LITTLE OR NO WARNING.
 
YOU SHOULD ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR
SEVERE WEATHER REPORTS TO THE LOCAL NATIONAL WEATHER SERVICE OFFICE.
 
PLEASE LISTEN TO YOUR LOCAL RADIO...TV OR NOAA WEATHER RADIO STATION
FOR LATER STATEMENTS OR WARNINGS REGARDING THIS SEVERE WEATHER EVENT.

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, Apr 24, 8:12 PM CDT, 2 hours 1 minute before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
810 PM CDT SUN APR 24 1988

...THUNDERSTORMS CONTINUE TO DEVELOP SOUTHWARD OUT OF NORTH TEXAS
ALONG A LINE FROM NORTH OF BROWNWOOD TO SOUTH OF SAN ANGELO...

LOW LEVEL GULF MOISTURE IS RAPIDLY INCREASING AND FEEDING NORTHWARD
INTO A SPRING-STORM SYSTEM.  THUNDERSTORMS WILL LIKELY EXTEND SOUTH-
WARD AND CROSS THE UPPER HIGHLAND LAKES AND CENTRAL TEXAS HILL COUNTRY
...LATER TONIGHT.

PERSONS IN CENTRAL TEXAS SHOULD BECOME MORE ATTENTIVE TO THE ONGOING
WEATHER CHANGES AND KEEP UP WITH THE LATEST FORECASTS AND LISTEN FOR
LATER STATEMENTS.
Special weather statement, Apr 24, 9:09 PM CDT, 1 hour 4 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE AUSTIN TX
910 PM CDT SUN APR 24 1988

...SEVERE THUNDERSTORMS 100 MILES NORTHWEST OF AUSTIN...

AT 9 PM...RADAR SHOWED A SOLID LINE OF THUNDERSTORMS...20 MILES WIDE..
EXTENDING FROM BROWNWOOD TO JUST NORTH OF JUNCTION AND DEL RIO.  THE
LINE WAS MOVING TOWARDS THE SOUTHEAST AT NEAR 40 MPH.

PERSONS IN CENTRAL TEXAS SHOULD PREPARE NOW FOR THE PASSAGE OF THIS
LINE OF THUNDERSTORMS...WHICH COULD BRING DAMAGEING WINDS...LARGE
HAIL AND DANGEROUS LIGHTNING.  THE POSSIBILITY OF TORNADOES WILL
ACCOMPANY SOME OF THESE STORMS.  MANY COUNTIES TO THE WEST AND NORTH
OF TRAVIS COUNTY ARE INCLUDED IN A TORNADO WATCH EFFECTIVE UNTIL
2 AM THIS MONDAY MORNING. IF CONDITIONS PERSIST...THE WATCH MAY BE
DOWNRANGED TO INCLUDE EVEN MORE COUNTIES FURTHER TO THE EAST AND
SOUTH.

INCREASE YOUR ALERT STATUS AND LISTEN FOR LATER SATEMENTS AND WARNINGS.
Special weather statement, Apr 24, 9:25 PM CDT, 48 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATKER SERVICE DEL RIO TX
925 PM CDT SUN APR 24 1988

...A TORNADO WATCH IS IN EFFECT FOR VAL VERDE COUNTY...

AT 920 PM CDT RADAR INDICATED SHOWERS AND THUNDERSTORMS OVER NORTHEAST
VAL VERDE COUNTY MOVING SOUTHEAST AT 40 MILES AN HOUR.

BRIEF PERIODS OF HEAVY RAIN...GUSTY WINDS...FREQUENT LIGHTNING...AND
HAIL ARE POSSIBLE WITH THESE THUNDERSTORMS IN NORTHEAST AND PARTS
OF EAST VAL VERDE COUNTY IN THE ;NEXT HOUR.
Special weather statement, Apr 24, 9:54 PM CDT, 19 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
950 PM CDT SUN APR 24 1988

...TORNADO WATCH IN EFFECT FOR HILL COUNTRY COUNTIES UNTIL 2 AM...

A TORNADO WATCH REMAINS IN EFFECT FOR A PORTION OF THE TEXAS HILL
COUNTRY UNTIL 2 AM CDT MONDAY MORNING.  EDWARDS...KENDALL...KERR
AND REAL COUNTIES ARE INCLUDED IN THE TORNADO WATCH.

AT 950 PM CDT...HONDO RADAR INDICATED AN ALMOST SOLID LINE OF
THUNDERSTORMS EXTENDING FROM LOMA ALTA IN EASTERN VAL VERDE COUNTY
NORTHEASTWARD PAST JUNCTION TO ABILENE.  THIS LINE IS MOVING TOWARD
THE SOUTHEAST AT 45 MILES PER HOUR.

A SEVERE THUNDERSTORM WARNING IS IN EFFECT UNTIL 1030 PM CDT FOR
EDWARDS COUNTY.  HONDO RADAR INDICATED A SEVERE THUNDERSTORM IN THE
LINE OF STORMS ABOUT 15 TO 20 MILES WEST OF ROCKSPRINGS.  THIS STORM
LIKELY CONTAINS LARGE HAIL...IN ADDITION TO DAMAGING WINDS...FREQUENT
LIGHTNING AND BRIEF HEAVY RAINS.

AS THIS LINE OF THUNDERSTORMS CONTINUES MOVING SOUTHEASTWARD THIS
EVENING AND EARLY MONDAY MORNING...SEVERE WEATHER WARNINGS WILL
LIKELY BE EXTENDED INTO ADJACENT HILL COUNTRY AND SOUTH CENTRAL
COUNTIES...SO PLEASE STAY TUNED TO LATER BROADCASTS FROM LOCAL
RADIO...TV AND NOAA WEATHER RADIO STATIONS.

THIS LINE OF THUNDERSTORMS SHOULD MOVE INTO BEXAR COUNTY AND THE
SAN ANTONIO METROPOLITAN AREA SHORTLY BEFORE MIDNIGHT.

REMEMBER...A SEVERE THUNDERSTORM CONTAINS THREE-QUARTERS OF AN INCH
OR LARGER DIAMETER HAIL...SURFACE WIND GUSTS ABOVE 58 MPH...qFREQUENT
LIGHTNING AND POSSIBLE HEAVY RAIN AND LOCALIZED FLASH FLOODING.  IN
ADDITION...TORNADOES CAN DEVELOP IN THUNDERSTORMS WITH LITTLE OR NO
ADVANCE WARNING.

ADDITIONAL WARNINGS AND BULLETINS WILL BE ISSUED AS CONDITIONS
WARRANT.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 24, 9:21 PM CDTSevere Thunderstorm WarningEWXEdwards69 min
Apr 24, 9:56 PM CDTSevere Thunderstorm WarningEWXLlano64 min
Apr 24, 11:14 PM CDTSevere Thunderstorm WarningEWXBandera, Kendall61 min

Nearby

Severe Thunderstorm Warnings in Texas, 1988Every severe thunderstorm warning in 1988

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.