Alert archive / Texas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 73, NWS Lubbock, TX

October 1, 1986Floyd County, Texas

NWS Lubbock, TX issued this severe thunderstorm warning at Oct 1, 1986, 6:12 PM CDT for Floyd County, Texas. It was in force for 63 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
Oct 1, 1986, 6:12 PM CDT (23:12 UTC)
Expired
Oct 1, 1986, 7:15 PM CDT
In force
63 min
Issued by
NWS Lubbock, TX
Area
Whole counties

County Floyd 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
Oct 1, 6:15 PM CDTHail 2.75Floyd, 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

Midland Regional, TX (KMAF), launched 12:00Z, 11.2 hours before the alert went out and 250 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 12:00Z on 1986-10-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1587 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Midland Regional, TX at 12:00Z on 1986-10-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 179 square meters per square second.1939587897Sfc1 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
1587 J/kg
Mixed-layer CIN
-140 J/kg
Mixed-layer LCL
859 m above ground
0-6 km bulk shear
40 kt
0-1 km storm-relative helicity
179 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.0
Supercell composite
3.6

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 Lubbock, TX issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 1, 4:47 PM CDTSevere Thunderstorm WarningLUBLynn58 min
Oct 1, 5:03 PM CDTSevere Thunderstorm WarningLUBLubbock57 min
Oct 1, 5:40 PM CDTSevere Thunderstorm WarningLUBGarza, Lynn45 min
Oct 1, 5:40 PM CDTSevere Thunderstorm WarningLUBLubbock65 min
Oct 1, 5:56 PM CDTSevere Thunderstorm WarningLUBCrosby49 min
Oct 1, 6:46 PM CDTSevere Thunderstorm WarningLUBDickens59 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; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.