Alert archive / Kentucky / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 11, NWS Louisville, KY

January 24, 1997Adair County, Taylor County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jan 24, 1997, 6:11 PM CST for Adair County, Taylor 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
Jan 24, 1997, 6:11 PM CST (00:11 UTC)
Expired
Jan 24, 1997, 6:45 PM CST
In force
34 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Adair County, KY, Taylor County, KY

The radar

The Louisville radar (KLVX), 100 km from the middle of the area, began a volume at 00:13 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Jan 24, 6:30 PM CSTThunderstorm Wind 50Countywide, 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.

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 0.2 hours before the alert went out and 169 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 00:00Z on 1997-01-25Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 159 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, Nashville Metro, TN at 00:00Z on 1997-01-25The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 151 square meters per square second.1939587897117Sfc1 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
159 J/kg
Mixed-layer CIN
-21 J/kg
Mixed-layer LCL
964 m above ground
0-6 km bulk shear
55 kt
0-1 km storm-relative helicity
151 m²/s²
0-3 km storm-relative helicity
190 m²/s²
Significant tornado parameter
0.2
Supercell composite
0.8

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSDF 250012 RRA
SVRSDF
KYC001-217-250100-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
711 PM EST FRI JAN 24 1997
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL  745 PM EST
FOR PERSONS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL KENTUCKY
 
   ...ADAIR COUNTY...TAYLOR COUNTY
 
AT 7:08 PM EST...DOPPLER RADAR CONTINUED TO INDICATE A LINE OF SEVERE
THUNDERSTORMS ACROSS GREEN AND METCALFE COUNTIES...AND THIS LINE WILL
MOVE INTO TAYLOR AND ADAIR COUNTIES BY 7:15. LARGE HAIL TO 3/4 INCH AND
WIND GUSTS TO NEAR 60 MPH ARE EXPECTED WITH THE STORMS. THE LINE AT 7:10
PM EST WAS 14 MILES WEST OF COLUMBIA...AND MOVING NORTHEAST AT 35 MPH.
 
WHEN THUNDERSTORMS OCCUR...MOVE INSIDE A STRONG BUILDING.  GO TO
THE INTERIOR SECTION...OR PREFERABLY A BASEMENT OR LOWEST LEVEL
IF POSSIBLE.  DO NOT STAND NEAR WINDOWS. DO NOT USE TELEPHONES
OR ELECTRICAL APPLIANCES UNTIL THE STORM HAS PASSED. STAY AWAY FROM
ALL DOWNED WIRES.
 
 
MCT/VLD

Nearby

Severe Thunderstorm Warnings in Kentucky, 1997Every severe thunderstorm warning in 1997

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; radar from the NEXRAD Level II archive.