Alert archive / Texas / Tornado Warnings in 1986

Tornado Warning 42, NWS Fort Worth, TX

April 26, 1986Haskell County, Stonewall County, Texas

NWS Fort Worth, TX issued this tornado warning at Apr 26, 1986, 6:55 PM CST for Haskell County, Stonewall County, Texas. It was in force for 45 min.

The area

The counties it named.

The facts

Issued
Apr 26, 1986, 6:55 PM CST (00:55 UTC)
Expired
Apr 26, 1986, 7:40 PM CST
In force
45 min
Issued by
NWS Fort Worth, TX
Area
Whole counties

Counties Haskell County, TX, Stonewall 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 00:00Z, 0.9 hours before the alert went out and 207 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 00:00Z on 1986-04-27Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 761 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, Stephenville/Cla, TX at 00:00Z on 1986-04-27The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 57 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
761 J/kg
Mixed-layer CIN
-120 J/kg
Mixed-layer LCL
1666 m above ground
0-6 km bulk shear
30 kt
0-1 km storm-relative helicity
57 m²/s²
0-3 km storm-relative helicity
62 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

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.

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 26, 6:30 PM CSTSevere Thunderstorm WarningFWDStonewall30 min
Apr 26, 7:25 PM CSTSevere Thunderstorm WarningFWDKnox35 min
Apr 27, 6:55 AM CDTSevere Thunderstorm WarningFWDFoard35 min
Apr 27, 8:30 AM CDTSevere Thunderstorm WarningFWDHaskell, Jones60 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; the sounding from the Mesonet's radiosonde archive.