Alert archive / Kentucky / Severe Thunderstorm Warnings in 1990

Severe Thunderstorm Warning 2, NWS Jackson, KY

April 28, 1990Clay County, Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Apr 28, 1990, 3:25 PM EDT for Clay County, Kentucky. It was in force for 25 min.

The area

The counties it named.

The facts

Issued
Apr 28, 1990, 3:25 PM EDT (19:25 UTC)
Expired
Apr 28, 1990, 3:50 PM EDT
In force
25 min
Issued by
NWS Jackson, KY
Area
Whole counties

County Clay 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

Huntington/Tri S, WV (KHTS), launched 12:00Z, 7.4 hours before the alert went out and 172 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, Huntington/Tri S, WV at 12:00Z on 1990-04-28Temperature 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, Huntington/Tri S, WV at 12:00Z on 1990-04-28The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 144 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
2687 m above ground
0-6 km bulk shear
39 kt
0-1 km storm-relative helicity
144 m²/s²
0-3 km storm-relative helicity
136 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 KJKL 281925
SVRJKL
KYC051-131-282030-

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING 
NATIONAL WEATHER SERVICE JACKSON  KY
325 PM EDT SAT APR 28 1990

THE NATIONAL WEATHER SERVICE HAS ISSUED A SEVERE THUNDERSTORM 
WARNING EFFECTIVE UNTIL 430 PM EDT FOR PEOPLE IN THE FOLLOWING 
COUNTIES

   IN THE SOUTHEAST PART OF KENTUCKY
      CLAY...LESLIE

AT 320 PM A SEVERE THUNDERSTORM WAS MOVING OUT OF NORTHERN BELL
COUNTY INTO SOUTHERN CLAY AND LESLIE COUNTIES. THE STORM WAS 25
MILES EAST OF LONDON AND MOVING NORTH AT 35 MILES AN HOUR. THIS
STORM HAS ALREADY PRODUCED 1 1/2 INCH HAIL AND DAMAGING WINDS AS
IT MOVED THROUGH BELL COUNTY.

SEVERE THUNDERSTORMS PRODUCE DAMAGING WINDS IN EXCESS OF 55 MPH...
DESTRUCTIVE HAIL..DEADLY LIGHTNING AND VERY HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE INTO
AREAS WHERE WATER COVERS THE ROAD.

 RESIDENTS OF MANCHESTER AND HYDEN SHOULD TAKE SHELTER UNTIL AFTER
 THESE STORMS HAVE PASEED.

ASK THE NEAREST LAW ENFORCEMENT AGENCY TO RELAY YOUR REPORTS OF
SEVERE WEATHER TO THE NATIONAL WEATHER SERVICE OFFICE IN JACKSON

ADDINGTONI

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Apr 28, 2:35 PM EDTSevere Thunderstorm WarningJKLBell55 min
Apr 28, 3:25 PM EDTSevere Thunderstorm WarningJKLLeslie65 min
Apr 28, 4:02 PM EDTSevere Thunderstorm WarningJKLBreathitt, Perry33 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1990Every severe thunderstorm warning in 1990

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.