Alert archive / Kentucky / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 18, NWS Louisville, KY

February 21, 1997Garrard County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Feb 21, 1997, 11:00 AM EST for Garrard County, Kentucky. It was in force for 30 min. No storm report in the archive falls inside the area while it was in force.

The area

The counties it named.

The facts

Issued
Feb 21, 1997, 11:00 AM EST (16:00 UTC)
Expired
Feb 21, 1997, 11:30 AM EST
In force
30 min
Issued by
NWS Louisville, KY
Area
Whole counties

County Garrard County, KY

The radar

The Jackson,KY radar (KJKL), 108 km from the middle of the area, began a volume at 15:59 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Feb 21, 8:30 AM ESTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.0 hours before the alert went out and 209 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, Cncnati-Daytn, OH at 12:00Z on 1997-02-21Temperature 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, Cncnati-Daytn, OH at 12:00Z on 1997-02-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 205 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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1012 m above ground
0-6 km bulk shear
48 kt
0-1 km storm-relative helicity
205 m²/s²
0-3 km storm-relative helicity
306 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 KSDF 211602 RRA
SVRSDF
KYC079-211630-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1100 AM EST FRI FEB 21 1997
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1130 AM EST
FOR PERSONS IN THE FOLLOWING LOCATION...
 
IN EAST CENTRAL KENTUCKY
 
   ...GARRARD COUNTY
 
AT 1100 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR SHOWED A LINE OF
SEVERE THUNDERSTORMS 25 TO 35 MILES SOUTH-SOUTHWEST OF LEXINGTON...OR
FROM EASTERN BOYLE COUNTY SOUTH TO STANFORD IN LINCOLN COUNTY. THESE
STORMS ARE MOVING EAST AT ABOUT 50 MPH AND WILL REACH THE TOWNS OF
LANCASTER...BRYANTSVILLE AND HYATTSVILLE BY 1115 AM EST.
 
DAMAGING WINDS CAN BE EXPECTED WITH THIS LINES OF STORMS.
 
THESE ARE DANGEROUS STORMS.  IF YOU ARE IN ITS PATH...MOVE TO
SHELTER...PREFERABLY INSIDE A STRONG BUILDING.  ONCE INSIDE...
STAY AWAY FROM WINDOWS. DO NOT GO NEAR DOWNED POWER LINES.L
 
FUNK/COX

What forecasters said that day

The local office's own words before this severe thunderstorm 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, Feb 21, 10:58 AM EST, 2 minutes before
KYZ073-074-024-061-082-062-027-064-023-028-063-070-054-025-076-
075-026-078-034-072-038-065-071-046-211700-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1056 AM EST (956 AM CST) FRI FEB 21 1997

...SEVERE THUNDERSTORM WATCH NUMBER 58 HAS BEEN CANCELLED FOR MUCH OF
CENTRAL KENTUCKY...

SEVERE THUNDERSTORM WATCH NUMBER 58 IS NO LONGER IN EFFECT FOR THE
FOLLOWING KENTUCKY COUNTIES:
LOGAN...BUTLER...OHIO...HANCOCK...BRECKINRIDGE...GRAYSON...EDMONSON
...WARREN...SIMPSON...ALLEN...BARREN...HART...HARDIN...MEADE...
JEFFERSON...BULLITT...LARUE...GREEN...METCALFE...MONROE...
CUMBERLAND...ADAIR...TAYLOR...MARION...NELSON...WASHINGTON...
SPENCER...SHELBY...RUSSELL...AND CLINTON.

AT 1045 AM EST WEATHER SERVICE RADAR INDICATED A LINE OF THUNDERSTORMS
FROM 30 MILES SOUTHWEST OF LEXINGTON TO NEAR SOMERSET.

THE REMAINDER OF THE COUNTIES ORIGINALLY INCLUDED IN SEVERE THUNDERSTORM
WATCH NUMBER 58 CONTINUE IN EFFECT UNTIL 1PM EST.

OTHER PERIOD OF THUNDERSTORMS...POSSIBLY SEVERE...IS POSSIBLE AGIAN
THIS AFTERNOON.

RNK

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 21, 8:14 AM ESTSevere Thunderstorm WarningLMKButler, Logan31 min
Feb 21, 8:14 AM ESTSevere Thunderstorm WarningLMKOhio31 min
Feb 21, 8:22 AM ESTSevere Thunderstorm WarningLMKBreckinridge, Hancock38 min
Feb 21, 10:55 AM ESTSevere Thunderstorm WarningLMKBoyle, Lincoln35 min
Feb 21, 11:10 AM ESTSevere Thunderstorm WarningLMKJessamine, Madison35 min

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.