Alert archive / Kentucky / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 102, NWS Louisville, KY

April 30, 1997Allen County, Barren County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Apr 30, 1997, 10:33 PM CDT for Allen County, Barren County, Kentucky. It was in force for 42 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
Apr 30, 1997, 10:33 PM CDT (03:33 UTC)
Expired
Apr 30, 1997, 11:15 PM CDT
In force
42 min
Issued by
NWS Louisville, KY
Area
Whole counties

Counties Allen County, KY, Barren County, KY

The radar

The Nashville radar (KOHX), 81 km from the middle of the area, began a volume at 03:34 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
Apr 30, 6:30 PM CDTSevere Thunderstorm WatchSPC6 hr
Apr 30, 9:45 PM CDTSevere Thunderstorm WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 3.6 hours before the alert went out and 94 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 1997-05-01Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 70 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 1997-05-01The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 308 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
70 J/kg
Mixed-layer CIN
-236 J/kg
Mixed-layer LCL
1685 m above ground
0-6 km bulk shear
50 kt
0-1 km storm-relative helicity
308 m²/s²
0-3 km storm-relative helicity
433 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.5

Open this sounding in Storm Lab

The text

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

000 
TTAA00 KSDF 010331 RRA
SVRSDF
KYC003-009-010415-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1133 PM EDT (1033 PM CDT) WED APR 30 1997
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1215 AM EDT (1115 PM CDT)
FOR PERSONS IN THE FOLLOWING LOCATIONS...
 
IN SOUTH CENTRAL KENTUCKY
 
   ...ALLEN COUNTY...BARREN COUNTY
 
AT 1030 PM CDT WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 15
MILES EAST OF BOWLING GREEN NEAR HAYS TO TRAMMEL.
 
THE STORM WAS MOVING TO THE EAST AT 45 MPH.
 
LARGE HAIL AND DAMAGING WIND ARE LIKELY WITH THIS STORM.
 
SOME CITIES IN THE PATH OF THE STORM ARE GLASGOW... AND SCOTTSVILLE
BY 11PM CDT.
 
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.
 
 
RNK

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, Apr 30, 9:05 PM CDT, 1 hour 28 minutes before
INZ076>079-083-010400-

SPECIAL WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1005 PM EDT WED APR 30 1997

...A TORNADO WATCH REMAINS IN AFFECT FOR PARTS OF SOUTHERN INDIANA UNTIL
12 MIDNIGHT EDT FOR DUBOIS/ORANGE/WASHINGTON/SCOTT AND JEFFERSON COUNTIES...
THE LINE OF SEVERE THUNDERSTORMS WITH THE POTENTIAL FOR ISOLATED TORNADOES
WILL PUSH THROUGH SOUTHERN INDIANA OVER THE NEXT 2-4 HOURS. STRONG WINDS
TO 60-70 MPH AND LARGE HAIL...AS WELL AS THE POTENTIAL FOR ISOLATED TORNADOES
ARE POSSIBLE WITH THE STORMS. A STORM SPOTTER IN CRAWFORD COUNTY REPORTED
WINDS TO 67 MPH.

MCT
Local storm report, Apr 30, 9:06 PM CDT, 1 hour 27 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1006 PM EDT WED APR 30 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0900 PM    CURBY                     IN   67 MPH TSTM GUST
04/30/97   CRAWFORD                       SPOTTER ALSO SAW FUNNEL
                                          CLOUD THAT NEVER TOUCHED
                                          DOWN
Local storm report, Apr 30, 9:32 PM CDT, 1 hour 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1032 PM EDT WED APR 30 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

0900 PM    CURBY                     IN   67 MPH TSTM GUST
04/30/97   CRAWFORD                       SPOTTER ALSO SAW FUNNEL
                                          CLOUD THAT NEVER TOUCHED
                                          DOWN

0910 PM    JASPER                    IN   WIND DAMAGE
04/30/97   DUBOIS                         TREES AND POWER LINES DOWN

0925 PM    PAOLI                     IN   WIND DAMAGE
04/30/97   ORANGE                         TREES DOWN

0925 PM    FRENCH LICK               IN   WIND DAMAGE
04/30/97   ORANGE                         TREES DOWN

0930 PM    3 W HORSE BRANCH          KY   WIND DAMAGE
04/30/97   OHIO                           WINDOWS BROKEN IN A
                                          HOME...TREES DAMAGED
Local storm report, Apr 30, 9:55 PM CDT, 38 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1055 PM EDT WED APR 30 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    BRANCHVILLE               IN   WIND DAMAGE
04/30/97   PERRY                          TREES AND POWER LINES DOWN

1010 PM    CORYDON                   IN   WIND DAMAGE
04/30/97   HARRISON                       TREES AND POWER LINES DOWN
Local storm report, Apr 30, 10:13 PM CDT, 20 minutes before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1113 PM EDT WED APR 30 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    BRANCHVILLE               IN   WIND DAMAGE
04/30/97   PERRY                          TREES AND POWER LINES DOWN

1010 PM    CORYDON                   IN   WIND DAMAGE
04/30/97   HARRISON                       TREES AND POWER LINES DOWN

1015 PM    PEKIN                     IN   WIND DAMAGE
04/30/97   WASHINGTON                     TREES AND POWER LINES
                                          DOWNS IN NUMEROUS
                                          LOCATIONS
Local storm report, Apr 30, 10:32 PM CDT, 1 minute before
PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1132 PM EDT WED APR 30 1997

TIME(EDT)  .....CITY LOCATION..... STATE  ...EVENT/REMARKS...
           ....COUNTY LOCATION....

1010 PM    BRANCHVILLE               IN   WIND DAMAGE
04/30/97   PERRY                          TREES AND POWER LINES DOWN

1010 PM    CORYDON                   IN   WIND DAMAGE
04/30/97   HARRISON                       TREES AND POWER LINES DOWN

1015 PM    PEKIN                     IN   WIND DAMAGE
04/30/97   WASHINGTON                     TREES AND POWER LINES
                                          DOWNS IN NUMEROUS
                                          LOCATIONS

1020 PM    JEFFERSONVILLE            IN   WIND DAMAGE
04/30/97   CLARK                          NUMEROUS REPORTS OF TREES
                                          AND POWER LINES DOWN
                                          THROUGHOUT COUNTY

1020 PM    UNDERWOOD                 IN   WIND DAMAGE
04/30/97   CLARK                          TREE FELL ON
                                          HOUSE...DAMAGED HOUSE

The office that day

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

IssuedProductOfficeCountiesLasted
Apr 30, 8:19 PM CDTSevere Thunderstorm WarningLMKOhio41 min
Apr 30, 9:13 PM CDTSevere Thunderstorm WarningLMKGrayson32 min
Apr 30, 9:28 PM CDTSevere Thunderstorm WarningLMKHardin32 min
Apr 30, 9:32 PM CDTSevere Thunderstorm WarningLMKTrimble28 min
Apr 30, 9:37 PM CDTSevere Thunderstorm WarningLMKLogan38 min
Apr 30, 9:48 PM CDTSevere Thunderstorm WarningLMKLarue, Nelson42 min
Apr 30, 10:08 PM CDTSevere Thunderstorm WarningLMKSimpson, Warren37 min
Apr 30, 10:19 PM CDTTornado WarningLMKWarren26 min
Apr 30, 10:24 PM CDTSevere Thunderstorm WarningLMKMercer, Washington36 min
Apr 30, 11:07 PM CDTSevere Thunderstorm WarningLMKMonroe38 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.