Alert archive / Kentucky / Severe Thunderstorm Warnings in 1986

Severe Thunderstorm Warning 52, NWS Indianapolis, IN

May 14, 1986Webster County, Kentucky

NWS Indianapolis, IN issued this severe thunderstorm warning at May 14, 1986, 4:55 PM CDT for Webster County, Kentucky. It was in force for 65 min.

The area

The counties it named.

The facts

Issued
May 14, 1986, 4:55 PM CDT (21:55 UTC)
Expired
May 14, 1986, 6:00 PM CDT
In force
65 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Webster County, KY

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

Salem-Leckrone, IL (KSLO), launched 12:00Z, 9.9 hours before the alert went out and 165 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, Salem-Leckrone, IL at 12:00Z on 1986-05-14Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 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, Salem-Leckrone, IL at 12:00Z on 1986-05-14The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 53 square meters per square second.193958Sfc1 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1684 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
53 m²/s²
0-3 km storm-relative helicity
234 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KEVV 142155
SVREVV
KYC233-142300-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
455 PM CDT WED MAY 14 1986

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 600 PM CDT FOR PEOPLE IN THE FOLLOWING 
COUNTY OF

NORTHWEST KENTUCKY...WEBSTER

AT 450 PM CDT GOLF BALL SIZED HAIL WAS REPORTED AT
PROVIDENCE KENTUCKY.  WEATHER RADAR INDEICATED A VERY
STRONG THUNDERSTORM IN WEBSTER COUNTY..MOVING TO THE
NORTH AT ABOUT 25 MPH.

IF THREATENING WEATHER APPROACHES GO TO A SAFE PLACE IMMEDIATELY.
TO REPORT SEVERE WEATHER CONTACT THE NEAREST LAW ENFORCEMENT AGENCY
AND ASK THEM TO RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE.

WILLIAMS

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 14, 5:28 PM CDTSevere Thunderstorm WarningINDHenderson47 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 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.