Alert archive / Texas / Tornado Warnings in 1986

Tornado Warning 21, NWS Fort Worth, TX

April 19, 1986Stephens County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 19, 1986, 9:55 AM CST for Stephens County, Texas. It was in force for 65 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Apr 19, 1986, 9:55 AM CST (15:55 UTC)
Expired
Apr 19, 1986, 11:00 AM CST
In force
65 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

County Stephens County, TX

The radar

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

What was reported inside it

TimeReportWhereRemark
Apr 19, 10:45 AM CSTHail 0.75Stephens, TX

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Stephenville/Cla, TX (KSEP), launched 12:00Z, 3.9 hours before the alert went out and 90 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 1986-04-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1071 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Stephenville/Cla, TX at 12:00Z on 1986-04-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 82 square meters per square second.19395878Sfc1 km3 km6 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
1071 J/kg
Mixed-layer CIN
-31 J/kg
Mixed-layer LCL
595 m above ground
0-6 km bulk shear
38 kt
0-1 km storm-relative helicity
82 m²/s²
0-3 km storm-relative helicity
136 m²/s²
Significant tornado parameter
0.3
Supercell composite
2.0

Open this sounding in Storm Lab

The text

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

000 
TTAAOO KFTW 191555
TORFTW
TXC429-191700-
 
BULLETIN - EBS ACTIVATION REQUSTED
TORNADO WARNING
NATIONAL WEATHER SERVICE FORT WORTH TX
955 AM CST SAT APR 19 1986
 
THE NATIONAL WEATHER SERVICE HAS ISSUED A TORNADO WARNING
EFFECTIVE UNTIL 1100 AM CST FOR PEOPLE IN THE FOLLOWING COUNTIES:
 
IN NORTH CENTRAL TEXAS
          ..NORTHERN STEPHENS

AT 955 AM RADAR INDICATED A POSSIBLE TORNADO BETWEEN BRECKENRIDGE IN
STEPHENS COUNTY AND GRAHAM IN YOUNG COUNTY. THE NORTHERN PORTION OF
STEPHENS COUNTY IS THE MAIN AREA THREATENED BY THIS STORM. THE PARENT
THUNDERSTORM WAS MOVING EAST AT 30 MPH.
 
IF YOU ARE IN THE PATH OF A TORNADO, THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF S"TURDY 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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 18, 6:14 PM CSTSevere Thunderstorm WarningFWDComanche61 min
Apr 18, 6:42 PM CSTSevere Thunderstorm WarningFWDMontague63 min
Apr 18, 6:45 PM CSTSevere Thunderstorm WarningFWDCollin, Denton60 min
Apr 18, 7:10 PM CSTSevere Thunderstorm WarningFWDCooke50 min
Apr 18, 7:27 PM CSTSevere Thunderstorm WarningFWDErath63 min
Apr 18, 8:50 PM CSTSevere Thunderstorm WarningFWDComanche55 min
Apr 18, 9:05 PM CSTSevere Thunderstorm WarningFWDMontague65 min
Apr 19, 7:00 AM CSTTornado WarningFWDThrockmorton60 min
Apr 19, 7:15 AM CSTSevere Thunderstorm WarningFWDArcher45 min
Apr 19, 7:20 AM CSTSevere Thunderstorm WarningFWDFisher, Jones, Nolan60 min
Apr 19, 7:37 AM CSTTornado WarningFWDNolan53 min
Apr 19, 7:40 AM CSTSevere Thunderstorm WarningFWDThrockmorton60 min
Apr 19, 7:50 AM CSTTornado WarningFWDFisher, Jones85 min
Apr 19, 8:00 AM CSTSevere Thunderstorm WarningFWDArcher, Young45 min
Apr 19, 8:45 AM CSTSevere Thunderstorm WarningFWDArcher, Young45 min
Apr 19, 9:05 AM CSTTornado WarningFWDJones55 min
Apr 19, 9:42 AM CSTSevere Thunderstorm WarningFWDThrockmorton48 min
Apr 19, 10:13 AM CSTSevere Thunderstorm WarningFWDShackelford47 min
Apr 19, 10:15 AM CSTSevere Thunderstorm WarningFWDYoung45 min
Apr 19, 10:28 AM CSTSevere Thunderstorm WarningFWDPalo Pinto, Stephens62 min
Apr 19, 10:50 AM CSTSevere Thunderstorm WarningFWDJack55 min
Apr 19, 10:55 AM CSTSevere Thunderstorm WarningFWDTaylor80 min
Apr 19, 11:37 AM CSTTornado WarningFWDPalo Pinto68 min
Apr 19, 11:56 AM CSTSevere Thunderstorm WarningFWDWise49 min
Apr 19, 12:12 PM CSTSevere Thunderstorm WarningFWDTaylor18 min
Apr 19, 12:12 PM CSTSevere Thunderstorm WarningFWDCallahan78 min
Apr 19, 12:32 PM CSTSevere Thunderstorm WarningFWDDenton58 min
Apr 19, 12:45 PM CSTTornado WarningFWDJohnson, Tarrant45 min
Apr 19, 12:50 PM CSTTornado WarningFWDCallahan55 min
Apr 19, 12:54 PM CSTSevere Thunderstorm WarningFWDSmith, Van Zandt56 min
Apr 19, 12:58 PM CSTSevere Thunderstorm WarningFWDCollin, Grayson62 min
Apr 19, 1:01 PM CSTTornado WarningFWDEastland59 min
Apr 19, 1:10 PM CSTTornado WarningFWDBrown60 min
Apr 19, 1:14 PM CSTTornado WarningFWDSmith, Van Zandt61 min
Apr 19, 1:20 PM CSTTornado WarningFWDComanche55 min
Apr 19, 1:31 PM CSTTornado WarningFWDFannin, Grayson59 min
Apr 19, 1:36 PM CSTTornado WarningFWDWood59 min
Apr 19, 1:48 PM CSTTornado WarningFWDErath57 min
Apr 19, 1:49 PM CSTSevere Thunderstorm WarningFWDHopkins56 min
Apr 19, 1:50 PM CSTTornado WarningFWDCallahan55 min
Apr 19, 2:12 PM CSTSevere Thunderstorm WarningFWDCamp, Upshur63 min
Apr 19, 2:12 PM CSTTornado WarningFWDComanche63 min
Apr 19, 2:24 PM CSTSevere Thunderstorm WarningFWDFranklin, Titus66 min
Apr 19, 2:24 PM CSTSevere Thunderstorm WarningFWDMorris66 min
Apr 19, 2:30 PM CSTSevere Thunderstorm WarningFWDDelta, Lamar60 min
Apr 19, 2:35 PM CSTTornado WarningFWDCamp, Morris, Upshur55 min
Apr 19, 2:37 PM CSTTornado WarningFWDEllis53 min
Apr 19, 2:44 PM CSTSevere Thunderstorm WarningFWDComanche, Hamilton61 min
Apr 19, 3:00 PM CSTTornado WarningFWDHamilton60 min
Apr 19, 3:04 PM CSTSevere Thunderstorm WarningFWDRed River56 min
Apr 19, 3:06 PM CSTFlash Flood WarningFWDEllis3 hr
Apr 19, 3:19 PM CSTSevere Thunderstorm WarningFWDKaufman56 min
Apr 19, 3:24 PM CSTSevere Thunderstorm WarningFWDCamp, Franklin, Wood66 min
Apr 19, 3:24 PM CSTSevere Thunderstorm WarningFWDTitus66 min
Apr 19, 3:35 PM CSTTornado WarningFWDMcLennan35 min
Apr 19, 3:35 PM CSTTornado WarningFWDHill55 min
Apr 19, 3:50 PM CSTTornado WarningFWDLimestone40 min
Apr 19, 4:01 PM CSTSevere Thunderstorm WarningFWDBosque, Coryell59 min
Apr 19, 4:15 PM CSTSevere Thunderstorm WarningFWDFalls25 min
Apr 19, 4:33 PM CSTSevere Thunderstorm WarningFWDHill, Limestone57 min
Apr 19, 5:11 PM CSTSevere Thunderstorm WarningFWDMcLennan64 min
Apr 19, 5:35 PM CSTSevere Thunderstorm WarningFWDBell60 min

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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.