Alert archive / Kentucky / Severe Thunderstorm Warnings in 2001

Severe Thunderstorm Warning 69, NWS Louisville, KY

June 21, 2001Clinton County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jun 21, 2001, 5:35 PM CDT for Clinton County, Kentucky. It was in force for 25 min. 1 report came from inside the area while it was in force.

The area

The outline the Iowa Environmental Mesonet reconstructed for it; the warning itself named whole counties, with what was reported inside it.

The facts

Issued
Jun 21, 2001, 5:35 PM CDT (22:35 UTC)
Expired
Jun 21, 2001, 6:00 PM CDT
In force
25 min
Issued by
NWS Louisville, KY
Area
Whole counties; the outline is the Mesonet’s reconstruction

County Clinton County, KY

What was reported inside it

TimeReportWhereRemark
Jun 21, 5:45 PM CDTThunderstorm Wind 60 EAlbany, 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 12:00Z, 10.6 hours before the alert went out and 144 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 2001-06-21Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 832 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 12:00Z on 2001-06-21The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 67 square meters per square second.1939Sfc1 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
832 J/kg
Mixed-layer CIN
-45 J/kg
Mixed-layer LCL
1106 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
67 m²/s²
0-3 km storm-relative helicity
84 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 
WUUS53 KLMK 212236
SVRSDF

KYC053-212300-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
535 PM CDT THU JUN 21 2001

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  CLINTON COUNTY IN SOUTH CENTRAL KENTUCKY

* UNTIL 600 PM CDT

* AT 530 PM CDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM OVER ALBANY...OR ABOUT 41 MILES SOUTHWEST OF
  SOMERSET...MOVING EAST AT 30 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  ALBANY IMMEDIATELY
  CUMBERLAND CITY AROUND 540 PM CDT

LARGE HAIL...DAMAGING WINDS...HEAVY RAIN...AND DANGEROUS LIGHTNING
ARE LIKELY WITH THIS ST`ORM. TAKE COVER IN A STURDY BUILDING UNTIL
THIS STORM HAS PASSED. STAY AWAY FROM WINDOWS AND ANY DOWNED POWER
LINES.

LAT...LON 3678 8526 3660 8523 3664 8501 3683 8508

VLD

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.

NWS Louisville, KY wrote its last area forecast discussion before this severe thunderstorm warning went out at Jun 21, 2:40 PM CDT, 2 hours 55 minutes earlier.

Area forecast discussion, Jun 21, 2:40 PM CDT, 2 hours 55 minutes before
AREA FORECAST DISCUSSION
NATIONAL WEATHER SERVICE LOUISVILLE KY
300 AM EDT THU JUNE 21 2001

LINE OF SHOWERS AND THUNDERSTORMS MOVING EAST INTO CENTRAL KENTUCKY
ALONG AND AHEAD OF A COLD FRONT. SOME STORMS EXPECTED TO BE SEVERE.

SOME SHOWERS EXPECTED TO PERSIST BEHIND FRONT AND WILL LEAVE A
CHANCE OF SHOWERS IN OVERNIGHT. GREATEST THREAT OF SHOWERS WILL BE
OVER THE NORTHERN PARTS OF THE FORECAST AREA WITH ONLY A FEW SHOWERS
ACROSS THE SOUTH.

MODELS GENERALLY SIMILAR...ENDING SHOWERS OVERNIGHT...THEN SLOWLY
DECREASING CLOUDS FRIDAY AND HIGH BEGINS TO BUILD INTO LOWER OHIO
VALLEY.

SATELLITE SHOWS EXTENSIVE CLOUD AREA BEHIND FRONT AND TIME SECTIONS
SHOWING HIGHER HUMIDITIES IN THE LOWER LEVELS. WILL KEEP CLOUDS
ACROSS MOST OF AREA WITH SOME DECREASE LATE AFTERNOON. EXPECT PARTLY
CLOUDY SKIES FRIDAY NIGHT AND SATURDAY.

TEMPERATURES WILL BE COOLER ON FRIDAY WITH HIGHS IN THE MID AND
UPPER 70S. THEN SLOW WARMING TREND SETS IN AND HAVE MADE ONLY MINOR
MODIFICATIONS TO MOS.

.SDF...NONE.
SCHOLZ

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 21, 1:38 PM CDTSevere Thunderstorm WarningLMKOhio37 min
Jun 21, 5:19 PM CDTSevere Thunderstorm WarningLMKScott31 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2001Every severe thunderstorm warning in 2001

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.