Alert archive / Arkansas / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 96, NWS Shreveport, LA

May 24, 1986Columbia County, Lafayette County, Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at May 24, 1986, 2:55 PM CDT for Columbia County, Lafayette County, Arkansas. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
May 24, 1986, 2:55 PM CDT (19:55 UTC)
Expired
May 24, 1986, 4:00 PM CDT
In force
65 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Columbia County, AR, Lafayette County, AR

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

Jackson, MS (KJAN), launched 12:00Z, 7.9 hours before the alert went out and 328 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, Jackson, MS at 12:00Z on 1986-05-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1972 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, Jackson, MS at 12:00Z on 1986-05-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -34 square meters per square second.1939Sfc1 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
1972 J/kg
Mixed-layer CIN
-3 J/kg
Mixed-layer LCL
653 m above ground
0-6 km bulk shear
3 kt
0-1 km storm-relative helicity
-34 m²/s²
0-3 km storm-relative helicity
-21 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

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 Shreveport, LA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 24, 4:10 PM CDTSevere Thunderstorm WarningSHVSabine60 min
May 24, 4:20 PM CDTSevere Thunderstorm WarningSHVNatchitoches, Winn60 min
May 24, 4:20 PM CDTSevere Thunderstorm WarningSHVDe Soto60 min
May 24, 5:18 PM CDTSevere Thunderstorm WarningSHVMorehouse, West Carroll62 min
May 24, 1:30 PM CDTSevere Thunderstorm WarningSHVBowie, Cass60 min
May 24, 2:55 PM CDTSevere Thunderstorm WarningSHVGregg, Harrison65 min
May 24, 2:15 PM CDTSevere Thunderstorm WarningSHVMiller60 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 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; the sounding from the Mesonet's radiosonde archive.