Alert archive / Texas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 23, NWS Austin/San Antonio, TX

April 8, 1986Edwards County, Kerr County, Real County, Texas

NWS Austin/San Antonio, TX issued this severe thunderstorm warning at Apr 8, 1986, 7:55 PM CST for Edwards County, Kerr County, Real County, Texas. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
Apr 8, 1986, 7:55 PM CST (01:55 UTC)
Expired
Apr 8, 1986, 9:00 PM CST
In force
65 min
Issued by
NWS Austin/San Antonio, TX
Area
Whole counties

Counties Edwards County, TX, 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, 1.9 hours before the alert went out and 118 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 1986-04-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 2836 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 1986-04-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 45 square meters per square second.19395878Sfc1 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
2836 J/kg
Mixed-layer CIN
-74 J/kg
Mixed-layer LCL
2012 m above ground
0-6 km bulk shear
42 kt
0-1 km storm-relative helicity
45 m²/s²
0-3 km storm-relative helicity
81 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.9

Open this sounding in Storm Lab

The text

The text of this product is not in the archive. The NWS text archive before 2002 is incomplete.

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 8, 3:03 PM CST, 4 hours 52 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE SAN ANTONIO TX
330 PM CST TUE APR 8 1986

...COLD FRONT IN STORE FOR SOUTH TEXAS TONIGHT...

AN USUALLY STRONG SPRING COLD FRONT WAS LOCATED OVER NORTH CENTRAL
TEXAS AT MID AFTERNOON TODAY.  STRONG NORTH WINDS GUSTING TO 25 TO 30
MILES AN HOUR WERE BEING REPORTED BEHIND THE FRONT..ALONG WITH CLOUDY
SKIES AND TEMPERATURES IN THE 60S AND 70S.  SHOWERS WERE DEVEOPING
ALONG THE FRONT WHICH STRETCHED FROM NEAR LONGVIEW TO WACO TO SAN
ANGELO AT 300 PM THIS AFTERNOON.

THE COLD FRONT WILL BE MOVING INTO THE NORTHERN PORTIONS OF SOUTH
TEXAS WITHIN THE NEXT TWO HOURS AND TO NEAR THE MID TEXAS COAST BY
EARLY WEDNESDAY MORNING.  THUNDERSTORMS ARE EXPECTED TO CONTINUE
ALONG THE FRONT AS IT MOVES INTO SOUTH CENTRAL AND SOUTHEAST TEXAS.
SOME OF THESE WILL HAVE THE POTENTIAL FOR PRODUCING HAIL..DAMAGING
WINDS AND BRIEF BUT VERY HEAVY RAINFALL.  MOTORISTS ARE ESPECIALLY
CAUTIONED AGAINST THE THREAT OF LOWERED VISIBILITY AND HAZARDOUS
DRIVING IN AND AROUND THE HEAVIER STORMS.

WINDS ALONG THE COASTAL AREAS WILL SHIFT RAPIDLY AS THE FRONT
PASSES..GUSTING TO 20 TO 30 MILES AN HOUR ALONG THE UPPER COAST
TONIGHT AND ALONG THE MIDDLE COAST EARLY WEDNESDAY MORNING.  BOATERS
SHOULD BE ALERT TO THE ABRUPTLY SHIFTING WINDS.
Special weather statement, Apr 8, 5:00 PM CST, 2 hours 55 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
500 PM CST TUE APR 8 1986

 ...HEAVY THUNDERSTORMS BUILDING NEAR VAL VERDE COUNTY...

AT 430 PM A LINE OF THUNDERSTORMS WAS BUILDING TO THE SOUTHWEST FROM
NEAR JUNCTION..IN THE TEXAS HILL COUNTRY..TO 60 MILES WEST OF DEL RIO
AND MOVING TO THE SOUTHEAST AT 10 MPH.  THESE THUNDERSTORMS APPEAR TO
BE BUILDING RAPIDLY AND HAVE THE POTENTIAL TO BECOME SEVERE. THE
STRONGEST THUNDERSTORM WAS LOCATED IN MEXICO ABOUT 50 MILES SOUTHWEST
OF DEL RIO.

AT THE PRESENT TIME THESE THUNDERSTORMS ARE CAPABLE OF PRODUCING SMALL
HAIL..HEAVY RAINFALL AND DAMAGING SURFACE WINDS OF 50 TO 60 MPH.
PERSONS IN VAL VERDE COUNTY OF TEXAS SHOULD 9STAY TUNED TO A LOCAL
SOURCE OF WEATHER INFORMATION AND BE PREPARED TO MOVE TO A SAFE
SHELTER IF A WARNING IS ISSUED.
Special weather statement, Apr 8, 6:15 PM CST, 1 hour 40 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE DEL RIO TX
615 PM CST TUE APR 8 1986

 ...SEVERE THUNDERSTORM WATCH IN EFFECT UNTIL MIDNIGHT FOR VAL VERDE
COUNTY...

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM WATCH
FOR PORTIONS OF SOUTH CENTRAL AND SOUTHEAST TEXAS.  THE WATCH AREA IS
ALONG AND 70 STATUE MILES EITHER SIDE OF A LINE FROM 90 MILES WEST OF
HONDO TEXAS TO 65 MILES SOUTH SOUTHEAST OF COLLEGE STATION TEXAS.  VAL
VERDE COUNTY AND THE DEL RIO LOCAL AREA HAS BEEN INCLUDED IN THE WATCH
AREA.

AT 600 PM CST AN AREA OF THUNDERSTORMS EXTENDED SOUTHWEST FROM NEAR
KERRVILLE TEXAS TO SOUTH OF LANGTRY IN MEXICO.  THE CLOSEST
THUNDERSTORMS TO DEL RIO WAS 10 TO 15 MILES WEST AND WAS MOVING TO THE
SOUTHEAST AT 20 MPH.  THE STRONGEST AND MORE DANGEROUS THUNDERSTORMS
WERE LOCATED IN EDWARDS COUNTY NEAR ROCKSPRINGS AND EAST INTO KERR
COUNTY AND WAS MOVING EAST AT 20 MPH.

SEVERE THUNDERSTORMS MEANS HAIL 3/4 INCH OR LARGER..DANGEROUS
LIGHTNING AND DAMAGING SURFACE WINDS OF 58 MPH OR HIGHER.

REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE FAVORABLE
FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.  PERSONS IN
THESE AREAS SHOULD MONITOR LOCAL WEATHER INFORMATION SOURCE AND BE
PREPARED TO SEEK SHELTER IF A WARNING IS NECESSARY OR ISSUED.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 8, 6:25 PM CSTSevere Thunderstorm WarningEWXBandera65 min
Apr 8, 6:48 PM CSTSevere Thunderstorm WarningEWXBlanco57 min
Apr 8, 6:55 PM CSTSevere Thunderstorm WarningEWXEdwards, Kerr, Real65 min
Apr 8, 7:25 PM CSTSevere Thunderstorm WarningEWXBandera65 min

Nearby

Severe Thunderstorm Warnings in Texas, 1986Every severe thunderstorm warning in 1986

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.