Alert archive / Texas / Tornado Warnings in 1987

Tornado Warning 42, NWS Fort Worth, TX

November 15, 1987McLennan County, Texas

NWS Fort Worth, TX issued this tornado warning at Nov 15, 1987, 12:36 PM CST for McLennan County, Texas. It was in force for 24 min.

The area

The counties it named.

The facts

Issued
Nov 15, 1987, 12:36 PM CST (18:36 UTC)
Expired
Nov 15, 1987, 1:00 PM CST
In force
24 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County McLennan 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

Stephenville/Cla, TX (KSEP), launched 12:00Z, 6.6 hours before the alert went out and 113 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, Stephenville/Cla, TX at 12:00Z on 1987-11-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 572 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Stephenville/Cla, TX at 12:00Z on 1987-11-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 205 square meters per square second.193958Sfc1 km3 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
572 J/kg
Mixed-layer CIN
-5 J/kg
Mixed-layer LCL
553 m above ground
0-6 km bulk shear
31 kt
0-1 km storm-relative helicity
205 m²/s²
0-3 km storm-relative helicity
311 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KACT 151836
TORACT
TXC309-151900-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE WACO TX
1236 PM CST SUN NOV 15 1987
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL  100 PM CST FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN NORTH CENTRAL TEXAS
          ...MCLENNAN
 
AT 1235 PM CST RADAR INDICATED A POSSIBE TORNADO BETWEEN MOODY
AND MCGREGOR. A FUNNEL CLOUD WAS REPORTED BY THE PUBLIC WITH
THIS SAME STORM. MOVEMENT WAS NORTH-NORTHEAST AT 25 MPH.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSGET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.

What forecasters said that day

The local office's own words before this tornado 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, Nov 15, 10:17 AM CST, 2 hours 19 minutes before
^FTWFFSFTW

URBAN FLOOD STATEMENT
NATIONAL WEATHER SERVICE  FORT WORTH, TX
ISSUED 1017 AM CST SUN NOV 15 1987

A LINE OF STRONG THUNDERSTORMS MOVING THROUGH NORTH TEXAS HAVE
PRODUCED HEAVY RAINS AND HAVE CAUSED MINOR FLOODING OF STREETS AND
LOW-LYING AREAS IN TARRANT COUNTY.

THE THUNDERSTORMS ARE EXPECTED TO CONTINUE FOR THE NEXT 1 TO 2 HOURS
AND COULD CAUSE ADDITIONAL FLOODING.  RESIDENTS ARE URGED TO BE ON THE
LOOKOUT FOR RISING WATERS.  MOvTORISTS SHOULD EXERCISE EXTREME CAUTION.
DO NOT ATTEMPT TO DRIVE THROUGH FLOODED ROADWAYS OR LOW-WATER CROSSINGS.

STAY TUNED TO NOAA WEATHER RADIO...LOCAL RADIO OR TV FOR FURTHER
STATEMENTS.
Special weather statement, Nov 15, 10:43 AM CST, 1 hour 53 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1043 AM CST SUN NOV 15 1987

...TORNADO WATCH IN EFFECT UNTIL 3 PM FOR NORTH CENTRAL TEXAS AND
SOUTHERN OKLAHOMA...

A TORNADO WATCH FOR NORTH CENTRAL TEXAS AND SOUTHERN OKLAHOMA REMAINS
IN EFFECT UNTIL 3 PM THIS AFTERNOON.  THE AREA IS ALONG AND 70 MILES
EAST AND WEST OF LINE FROM 50 MILES SOUTH OF DALLAS TEXAS TO 55 WEST
OF MCALISTER OKLAHOMA.  THE WATCH AREA INCLUDES THE DALLAS/FORT WORTH
METROPLEX...THE SHERMAN/PARIS AREA...DURANT AND ARDMORE OKLAHOMA.

A TORNADO WATCH MEANS THAT CONDITIONS ARE FAVORABLE FOR TORNADOES
AND SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH AREA.

AT 1040 AM...NATIONAL WEATHER SERVICE RADARS INDICATED A LINE OF
THUNDERSTORMS EXTENDING FROM THE RED RIVER NEAR SHERMAN TO THE DALLAS/
FORT WORTH METROPLEX AND SOUTHWEST TO SAN SABA.  THE STRONGER STORMS
WERE LOCATED NEAR SHERMAN...IN NORTH DALLAS COUNTY AND NEAR
WAXAHACHIE.  MOVEMENT WAS TO THE SOUTHEAST AT ABOUT 25 MILES AN
HOUR.

THESE STORMS HAVE BEEN PRODUCING HEAVY RAIN...STRONG GUSTY WINDS...
DANGEROUS LIGHTNING AND SMALL HAIL.  THE WEATHER SERVICE HAS RECEIVED
REPORTS OF MINOR FLOODING OF STREETS AND LOW-LYING AREAS DURING THE
PAST HOUR IN TARRANT COUNTY.

IF IN THE VICINITY OF THE STORMS REMAIN INDOORS OR SEEK SHELTER IN A
STURDY BUILDING...PREFERABLY IN AN INTERIOR ROOM ON THE LOWER FLOOR.
MOTORIST SHOULD REMAIN ALERT TO HEAVY RAINS WHICH COULD FLOOD ROADS
AND DETERIORATE DRIVING CONDITIONS RAPIDLY.

BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN TO NOAA
WEATHER RADIO...LOCAL RADIO OR LOCAL TELEVISION FOR FURTHER STATEMENTS
OR POSSIBLE WARNINGS.
Special weather statement, Nov 15, 10:45 AM CST, 1 hour 51 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
1035 AM CST SUN NOV 15 1987

...TORNADO WATCH IN EFFECT UNTIL 300 PM CST FOR PORTIONS OF NORTH
CENTRAL TEXAS...INCLUDES BOSQUE AND HILL COUNTIES.

AT 1030 AM CST A LINE OF HEAVY TO VERY HEAVY THUNDERSTORMS WAS FROM
GOLDTHWAITE...TO HICO...TO SOUTHWEST OF FT WORTH. THIS LINE IS NOW
ENTERING THE NORTHWEST CORNER OF BOSQUE COUNTY. PEA SIZE HAIL WAS
REPORTED AT STEPHENVILLE AS THIS LINE PASSED OVER.

OTHER RAIN AND THUNDERSHOWERS ARE NOW DEVELOPING IN BOSQUE AND HILL
COUNTIES IN ADVANCE OF THIS LINE. THE LINE OF THUNDERSTORMS WAS MOVING
EAST AT 20 MILES AN HOUR...WITH INDIVIDUAL THUNDERSTORMS MOVING
NORTHEAST AT 25 MILES AN HOUR.

STAY TUNED TO NOAA WEATHER RADIO OR YOUR LOCAL TV OR RADIO FOR FURTHER
STATEMENTS...AND BE PREPARED TO TAKE SAFETY MEASUREMENTS IF CONDITIONS
WARRANT.
Special weather statement, Nov 15, 11:19 AM CST, 1 hour 17 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE FORT WORTH TX
1120 AM CST SUN NOV 15 1987

...TORNADO WATCH IN EFFECT UNTIL 3 PM FOR NORTH CENTRAL TEXAS AND
SOUTHERN OKLAHOMA...

THE LINE OF THUNDERSTORMS STRETCHING FROM SOUTHERN OKLAHOMA INTO NORTH
CENTRAL TEXAS HAS MOVED FAR ENOUGH EAST THAT A PORTION OF THE TORNADO
WATCH HAS BEEN CANCELLED.  COUNTIES IN NORTH TEXAS NO LONGER INCLUDED
IN THE WATCH AREA ARE CLAY...JACK...MONTAGUE...WISE...ERATH AND PALO
PINTO.  COUNTIES IN SOUTHERN OKLAHOMA NO LONGER IN THE WATCH AREA ARE
CARTER AND LOVE COUNTIES.

THE PORTION OF THE WATCH STILL IN EFFECT UNTIL 3 PM IS EAST OF LINE
FROM 30 MILES NORTH OF ARDMORE TO ARDMORE TO FORT WORTH TO 20 MILES
EAST OF STEPHENVILLE.

AT 1115 AM...NATIONAL WEATHER SERVICE RADARS SHOWED THE LINE OF
THUNDERSTORMS STRETCHING FROM SOUTHERN OKLAHOMA NEAR DURANT TO DALLAS
AND SOUTH TO WEST OF WACO.  THE STRONGER STORMS WERE LOCATED FROM
DALLAS NORTH TO DURANT OKLAHOMA.

THESE STORMS HAVE BEEN PRODUCING HEAVY RAIN...STRONG GUSTY WINDS...
DANGEROUS LIGHTNING AND SMALL HAIL.  IF IN THE VICINITY OF THE
STORMS REMAIN INDOORS OR SEEK SHELTER IN A STURDY BUILDING...
PREFERABLY IN AN INTERIOR ROOM ON THE LOWER FLOOR.  MOTORIST SHOULD
REMAIN ALERT TO HEAVY RAINS WHICH COULD FLOOD ROADS AND DETERIORATE
DRIVING CONDITIONS RAPIDLY.

BE ON THE LOOKOUT FOR THREATENING WEATHER CONDITIONS AND LISTEN TO NOAA
WEATHER RADIO...LOCAL RADIO OR LOCAL TELEVISION FOR FURTHER STATEMENTS
OR POSSIBLE WARNINGS.
Special weather statement, Nov 15, 11:30 AM CST, 1 hour 6 minutes before
^FTWFFSFTW

URBAN FLOOD STATEMENT
NATIONAL WEATHER SERVICE  FORT WORTH, TX
ISSUED 1131 AM CST SUN NOV 15 1987

STRONG THUNDERSTORMS IN NORTH TEXAS HAVE PRODUCED HEAVY RAINS WHICH
HAVE CAUSED MINOR FLOODING OF STREETS AND LOW-LYING AREAS IN THE
DALLAS/FORT WORTH AREA.  THE STORMS ARE EXPECTED TO CONTINUE FOR
THE NEXT 1 TO 2 HOURS AND COULD PRODUCE ADDITIONAL FLOODING IN DALLAS
AND COLLIN COUNTIES.

RESIDENTS SHOULD BE ON THE LOOKOUT FOR RISING WATERS AND SHOULD MONITOR
THIS WEATHER SITUATION BY TUNING IN TO NOAA WEATHER RADIO...LOCAL
RADIO OR TELEVISION FOR FURTHER STATEMENTS.
Special weather statement, Nov 15, 11:42 AM CST, 54 minutes before
SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE WACO TX
1130 AM CST SUN NOV 15 1987

...TORNADO WATCH IN EFFECT UNTIL 300 PM CST FOR PORTIONS OF NORTH-
CENTRAL TEXAS...INCLUDING BOSQUE AND HILL COUNTIES...

AT 1130 AM CST A LINE OF THUNDERSTORMS EXTENDED FROM NEAR DALLAS TO
CLIFTON TO NEAR EVANT. SOME OF THESE THUNDERSTORMS MAY PRODUCE VERY
HEAVY RAIN...STRONG GUSTY WINDS...AND HAIL. THE THUNDERSTORMS WERE
MOVING NORTHEAST AT NEAR 35 MPH.

ALSO...AN ISOLATED VERY HEAVY THUNDERSTORM HAD DEVELOPED OVER SOUTHERN
BELL COUNTY NEAR THE TOWN OF PRAIRIE DELL. THIS STORM MAY ALSO CONTAIN
STRONG GUSTY WINDS AND HAIL. MOVEMENT WAS NORTHEAST AT 35 MPH.

03

The office that day

Everything else NWS Fort Worth, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Nov 15, 1:23 PM CSTSevere Thunderstorm WarningFWDLamar37 min
Nov 15, 1:59 PM CSTSevere Thunderstorm WarningFWDLamar31 min
Nov 15, 2:24 PM CSTTornado WarningFWDLeon66 min
Nov 15, 2:48 PM CSTSevere Thunderstorm WarningFWDAnderson57 min
Nov 15, 2:55 PM CSTTornado WarningFWDAnderson50 min
Nov 15, 3:21 PM CSTSevere Thunderstorm WarningFWDCherokee, Smith54 min
Nov 15, 3:39 PM CSTTornado WarningFWDCherokee66 min
Nov 15, 4:01 PM CSTTornado WarningFWDSmith59 min
Nov 15, 4:42 PM CSTSevere Thunderstorm WarningFWDCoryell63 min
Nov 15, 4:42 PM CSTTornado WarningFWDCherokee, Smith48 min
Nov 15, 4:49 PM CSTTornado WarningFWDUpshur56 min
Nov 15, 5:58 PM CSTTornado WarningFWDUpshur32 min

Nearby

Tornado Warnings in Texas, 1987Every tornado warning in 1987Tornadoes in 1987

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.