Alert archive / Texas / Tornado Warnings in 1986

Tornado Warning 29, NWS Midland/Odessa, TX

October 3, 1986Upton County, Texas

NWS Midland/Odessa, TX issued this tornado warning at Oct 3, 1986, 9:11 PM CDT for Upton County, Texas. It was in force for 64 min.

The area

The counties it named.

The facts

Issued
Oct 3, 1986, 9:11 PM CDT (02:11 UTC)
Expired
Oct 3, 1986, 10:15 PM CDT
In force
64 min
Issued by
NWS Midland/Odessa, TX
Area
Whole counties

County Upton 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

Midland Regional, TX (KMAF), launched 00:00Z, 2.2 hours before the alert went out and 66 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, Midland Regional, TX at 00:00Z on 1986-10-04Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 254 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, Midland Regional, TX at 00:00Z on 1986-10-04The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 30 square meters per square second.193958Sfc1 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
254 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
1664 m above ground
0-6 km bulk shear
43 kt
0-1 km storm-relative helicity
30 m²/s²
0-3 km storm-relative helicity
163 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.1

Open this sounding in Storm Lab

The text

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

000 
TTAAOO KMAF 040211
TORMAF
TXC461-040315-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE MIDLAND TX
911 PM CDT FRI OCT  3 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1015 PM CDT FOR PEOPLE IN THE FOLLOWING COUNTIES:
 
IN SOUTHWEST TEXAS
          ..UPTON

AT 910 PM CDT RADAR INDICATED A POSSIBLE TORNADO 7 MILES EAST OF
CRANE TEXAS MOVING TO THE NORTHEAST AT 10 MILES AN HOUR. THE PUBLIC
ALSO REPORTED AN UNCONFIRMED TORNADO 2 SOUTH OF CRANE AT 850 PM CDT.
 
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 CLOSET ON THE LOWEST FLOOR.  USE BLANKETS, PILLOWS, OR
CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
 
DO NOT USE YOUR CAR TO TRY TO OUTRUN A TORNADO.  CARS ARE EASILY
TOSSED AROUND BY TORNADO WINDS.  IF YOU ARE CAUGHT IN THE PATH OF
A TORNADO, LEAVE THE CAR AND GO TO A STRONG BUILDING.  IF NO
STRUCTURE IS NEARBY, SEEK SHELTER IN A DITCH OR LOW SPOT.

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, Oct 3, 8:00 PM CDT, 1 hour 11 minutes before
SPECIAL WEATHER STATEMENT AND RADAR SUMMARY
NATIONAL WEATHER SERVICE MIDLAND TX
1100 AM CDT sat oct 4 1986

...A FLASH FLOOD WATCH IS IN EFFECT FOR THE PERMIAN BASIN portions
of southwest texas and portion of the concho valley...
at 1025 am cdt some very heavy thunderstorms were from northeast of
fort stockton to near colorado city. the city of big spring reported
11/2 inches of rainwithsome street flodding. with the ground already
saturated run off will be quick.person should be alert and take quick
action.
movement was north at 10 miles an hour.

AREAS RECEIVING HEAVY RAIN ON TOP OF ALREADY SATURATED GROUND ARE IN
DANGER OF FLASH FLOODING. BE ALERT FOR RISING WATER AND LISTEN FOR
STATEMENTS AND POSSIBLE WARNINGS ON NOAa weather radio.

The office that day

Everything else NWS Midland/Odessa, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 3, 8:40 PM CDTSevere Thunderstorm WarningMAFCrane65 min
Oct 3, 8:55 PM CDTSevere Thunderstorm WarningMAFGlasscock50 min
Oct 3, 10:25 PM CDTSevere Thunderstorm WarningMAFCrane65 min
Oct 4, 11:14 AM CDTFlash Flood WarningMAFUpton4 hr
Oct 4, 2:00 PM CDTFlash Flood WarningMAFGlasscock4 hr
Oct 4, 3:10 PM CDTFlash Flood WarningMAFUpton4 hr

Nearby

Tornado Warnings in Texas, 1986Every tornado warning in 1986Tornadoes 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.