Alert archive / Kentucky / Tornado Warnings in 1991

Tornado Warning 15, NWS Indianapolis, IN

July 8, 1991Christian County, Kentucky

NWS Indianapolis, IN issued this tornado warning at Jul 8, 1991, 9:56 PM CDT for Christian County, Kentucky. It was in force for 34 min. 1 report came from inside the area while it was in force.

The area

The counties it named, with what was reported inside it.

The facts

Issued
Jul 8, 1991, 9:56 PM CDT (02:56 UTC)
Expired
Jul 8, 1991, 10:30 PM CDT
In force
34 min
Issued by
NWS Indianapolis, IN
Area
Whole counties

County Christian County, KY

What was reported inside it

TimeReportWhereRemark
Jul 8, 10:10 PM CDTThunderstorm Wind 0Christian, KY

NCEI Storm Data entries that began inside the alert's area while it was in force. Before 2003 the local storm report archive is thin, so this is the record of what happened rather than what was phoned in. Storm Data before 1996 records only tornadoes, thunderstorm wind and hail.

The nearest sounding before it

Paducah/Barkley, KY (KPAH), launched 00:00Z, 2.9 hours before the alert went out and 109 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, Paducah/Barkley, KY at 00:00Z on 1991-07-09Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 3642 joules per kilogram.LCLEL10008507005003002001001 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, Paducah/Barkley, KY at 00:00Z on 1991-07-09The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 54 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
3642 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
1328 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
54 m²/s²
0-3 km storm-relative helicity
104 m²/s²
Significant tornado parameter
0.0
Supercell composite
5.4

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KEVV 090258
TOREVV
KYC047-090330-
 
BULLETIN - EBS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE EVANSVILLE IN
958 PM CDT MON JUL 8 1991
 
THE NATIONAL WEATHER SERVICE IN EVANSVILLE HAS ISSUED A
TORNADO WARNING EFFECTIVE UNTIL 1030 PM CDT
FOR PEOPLE IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL KENTUCKY
 
   ...CHRISTIAN COUNTY
 
AT 951 PM CDT...THE KENTUCKY DES REPORTED A POSSIBLE TORNADO NEAR GRACEY
KENTUCKY...75 MILES SOUTH OF EVANSVILLE. THE STORMS PRODUCING THE
POSSIBLE TORNADO WERE MOVING TO THE SOUTHEAST AT 15 MPH. THE STORMS WERE
MOVING WILL REACH HOPKINSVILLE BY 1005 PM CDT. PEOPLE IN THE PATH OF
THIS STORM SHOULD SEEK SHELTER IMMEDIATELY.
 
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

What forecasters said that day

The local office's own words before this tornado warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.

In the hours before

Special weather statement, Jul 8, 4:47 PM CDT, 5 hours 9 minutes before
INZALL-082245-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
447 PM EST MON JUL 8 1991

THE SEVERE THUNDERSTORM WATCH FOR SOUTHERN INDIANA IS NO LONGER IN
EFFECT FOR THAT PART OF INDIANA NORTH OF A LINE FROM 20 MILES NORTHWEST
OF EVANSVILLE TO 10 MILES NORTH OF LAWRENCEBURG. THE SEVERE THUNDERSTORM
WATCH REMAINS IN EFFECT UNTIL 900 PM EST FOR EXTREME SOUTHERN INDIANA.

AT 445 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED STRONGM
THUNDERSTORMS OVER EXTREME SOUTHERN INDIANA. THE THUNDERSTORMS EXTENDED
FROM NORTHEAST OF EVANSVILLE TO NEAR MADISON INDIANA. THE THUNDERSTORMS
WERE MOVING SOUTHEAST AT 20 MILES AN HOUR.

SBH
Special weather statement, Jul 8, 5:47 PM CDT, 4 hours 9 minutes before
INZALL-082345-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
545 PM EST MON JUL 8 1991

A SEVERE THUNDERSTORM WATCH IS IN EFFECT FOR EXTREME SOUTHERN INDIANA
UNTIL 900 PM EST.

AT C545 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED STRONG
THUNDERSTORMS OVER EXTREME SOUTHERN INDIANA FROM EAST OF EVANSVILLE TO
NORTH OF LOUISVILLE KENTUCKY. THE THUNDERSTORMS WERE MOVING SOUTHEAST
AT 20 MILES AN HOUR.

SBH
Special weather statement, Jul 8, 6:57 PM CDT, 2 hours 59 minutes before
INZALL-090055-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
655 PM EST MON JUL 8 1991

THE SEVERE THUNDERSTORM WATCH FOR EXTREME SOUTHERN INDIANA IS NO LONGER
IN EFFECT FOR THAT PART OF INDIANA NORTH OF A LINE FROM EVANSVILLE TO
NEW ALBANY. THE SEVERE THUNDERSTORM WATCH REMAINS IN EFFECT FOR A SMALL
PART OF INDIANA ALONG THE OHIO RIVER BETWEEN EVANSVILLE AND
LOUISVILLE KENTUCKY UNTIL 900 PM EST.

AT 650 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED A FEW STRONG
THUNDERSTORMS ALONG THE OHIO RIVER BETWEEN EVANSVILLE INDIANA AND
LOUISVILLE KENTUCKY. THE THUNDERSTORMS WERE MOVING SOUTHEAST
AT 20 MILES AN HOUR.

SBH
Special weather statement, Jul 8, 7:35 PM CDT, 2 hours 21 minutes before
INZALL-090130-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
733 PM EST MON JUL 8 1991

THE SEVERE THUNDERSTORM WATCH FOR EXTREME SOUTHERN INDIANA HAS BEEN
CANCELLED.

AT 730 PM EST NATIONAL WEATHER SERVICE RADAR SHOWED AN ISOLATED
THUNDERSTORM IN EXTREME SOUTHERN INDIANA...JUST SOUTHWEST OF LOUISVILLE
KENTUCKY. THE OTHER THUNDERSTORMS WHICH HAD BEEN OCCURRING OVER EXTREME
SOUTHERN INDIANA HAD MOVED INTO KENTUCKY.

SBH

The office that day

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

IssuedProductOfficeCountiesLasted
Jul 8, 7:29 PM CDTSevere Thunderstorm WarningINDEdmonson, Hart61 min
Jul 8, 7:29 PM CDTSevere Thunderstorm WarningINDButler61 min
Jul 8, 7:44 PM CDTSevere Thunderstorm WarningINDMuhlenberg31 min
Jul 8, 7:53 PM CDTTornado WarningINDBarren22 min
Jul 8, 8:07 PM CDTSevere Thunderstorm WarningINDChristian, Hopkins38 min
Jul 8, 8:19 PM CDTSevere Thunderstorm WarningINDMuhlenberg26 min
Jul 8, 8:40 PM CDTSevere Thunderstorm WarningINDWarren35 min
Jul 8, 10:24 PM CDTFlash Flood WarningINDChristian2 hr

Nearby

Tornado Warnings in Kentucky, 1991Every tornado warning in 1991Tornadoes in 1991

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; verification from NCEI's Storm Data; the sounding from the Mesonet's radiosonde archive.