Alert archive / Arkansas / Severe Thunderstorm Warnings in 1987

Severe Thunderstorm Warning 101, NWS Shreveport, LA

June 23, 1987Howard County, Pike County, Arkansas

NWS Shreveport, LA issued this severe thunderstorm warning at Jun 23, 1987, 2:50 PM CDT for Howard County, Pike County, Arkansas. It was in force for 80 min.

The area

The counties it named.

The facts

Issued
Jun 23, 1987, 2:50 PM CDT (19:50 UTC)
Expired
Jun 23, 1987, 4:10 PM CDT
In force
80 min
Issued by
NWS Shreveport, LA
Area
Whole counties

Counties Howard County, AR, Pike 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

Longview/Gregg, TX (KGGG), launched 12:00Z, 7.8 hours before the alert went out and 210 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, Longview/Gregg, TX at 12:00Z on 1987-06-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1311 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, Longview/Gregg, TX at 12:00Z on 1987-06-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 0 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
1311 J/kg
Mixed-layer CIN
-61 J/kg
Mixed-layer LCL
1021 m above ground
0-6 km bulk shear
0 kt
0-1 km storm-relative helicity
0 m²/s²
0-3 km storm-relative helicity
0 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
Jun 23, 2:50 PM CDTSevere Thunderstorm WarningSHVSevier80 min
Jun 23, 4:08 PM CDTSevere Thunderstorm WarningSHVHempstead, Howard, Little River, Sevier77 min
Jun 23, 4:08 PM CDTSevere Thunderstorm WarningSHVNevada77 min

Nearby

Severe Thunderstorm Warnings in Arkansas, 1987Every severe thunderstorm warning in 1987

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.