Alert archive / Kentucky / Tornado Warnings in 1989

Tornado Warning 8, NWS Indianapolis, IN

March 29, 1989Grayson County, Kentucky

NWS Indianapolis, IN issued this tornado warning at Mar 29, 1989, 4:32 PM CST for Grayson County, Kentucky. It was in force for 28 min.

The area

The counties it named.

The facts

Issued
Mar 29, 1989, 4:32 PM CST (22:32 UTC)
Expired
Mar 29, 1989, 5:00 PM CST
In force
28 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Grayson 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

Nashville Metro, TN (KBNA), launched 12:00Z, 10.5 hours before the alert went out and 150 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, Nashville Metro, TN at 12:00Z on 1989-03-29Temperature 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, Nashville Metro, TN at 12:00Z on 1989-03-29The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 59 square meters per square second.19395878Sfc1 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
611 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
59 m²/s²
0-3 km storm-relative helicity
200 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 292233
TOREVV
KYC085-292300-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
432 PM CST WED MAR 29 1989
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL  500 PM CST
FOR PEOPLE IN THE FOLLOWING COUNTY...
 
IN SOUTH CENTRAL KENTUCKY
          ...EASTERN GRAYSON
 
AT ABOUT 425 PM CST...KENTUCKY STATE POLICE REPORTED A POSSIBLE
TORNADO ON THE GROUND NEAR BIG CLIFTY KENTUCKY...ABOUT 65 MILES
SOUTHEAST OF EVANSVILLE INDIANA. THE TORNADO WAS MOVING TO THE
NORTHEAST AT ABOUT 25 MILES AN HOUR.
 
IF YOU ARE IN THE PATH OF A TORNADO...THE SAFEST PLACE IS A
BASEMENT.  GET UNDER A WORKBENCH OR PIECE OF STURDY FURNITURE.
IF NO BASEMENT IS AVAILABLE...SEEK SHELTER IN AN INTERIOR ROOM
SUCH AS A CLOSET ON THE LOWEST FLOOR.  USE BLANKETS...PILLOWS...
OR CUSHIONS TO COVER YOUR BODY.  AVOID WINDOWS.
SPODEN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 29, 3:38 PM CSTFlash Flood WarningINDMuhlenberg, Ohio4 hr

Nearby

Tornado Warnings in Kentucky, 1989Every tornado warning in 1989Tornadoes in 1989

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.