Alert archive / Kentucky / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 103, NWS Louisville, KY

April 30, 1997Monroe County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Apr 30, 1997, 11:07 PM CDT for Monroe County, Kentucky. It was in force for 38 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, 11:07 PM CDT (04:07 UTC)
Expired: Apr 30, 1997, 11:45 PM CDT
In force: 38 min
Issued by: NWS Louisville, KY
Area: Whole counties

County Monroe County, KY

The radar

The Nashville radar (KOHX), 92 km from the middle of the area, began a volume at 04:10 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.

Issued	Product	Office	Lasted
Apr 30, 6:30 PM CDT	Severe Thunderstorm Watch	SPC	6 hr
Apr 30, 9:45 PM CDT	Severe Thunderstorm Watch	SPC	5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 4.1 hours before the alert went out and 102 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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.

735 
WUUS1 KSDF 010406 RRA
SVRSDF
KYC171-010445-
 
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
1207 AM EDT (1107 PM CDT) THU MAY 1 1997
 
THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A
SEVERE THUNDERSTORM WARNING EFFECTIVE UNTIL 1245 AM EDT (1145 PM CDT)
FOR PERSONS IN THE FOLLOWING LOCATION...
 
IN SOUTH CENTRAL KENTUCKY
 
   ...MONROE COUNTY
 
AT 1100 PM CDT WEATHER SERVICE RADAR INDICATED A SEVERE THUNDERSTORM 30
MILES SOUTHEAST OF BOWLING GREEN NEAR MT. HERMON.
 
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 TOMPKINSVILLE BY 1125 PM CDT
...GAMALIEL BY 1130 PM 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

Local storm report, Apr 30, 9:06 PM CDT, 2 hours 1 minute 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 35 minutes 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, 1 hour 12 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, 54 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, 35 minutes 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

Local storm report, Apr 30, 10:44 PM CDT, 23 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
1144 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

1020 PM    NEW ALBANY                IN   WIND DAMAGE
04/30/97   FLOYD                          ROOF RIPPED OFF COMMERCIAL
                                          BUILDING

1136 PM    BOWLING GREEN             KY   .75 INCH HAIL
04/30/97   WARREN                         SHERIFF DEPUTY SAW FUNNEL
                                          CLOUD

The office that day

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

Issued	Product	Office	Counties	Lasted
Apr 30, 8:19 PM CDT	Severe Thunderstorm Warning	LMK	Ohio	41 min
Apr 30, 9:13 PM CDT	Severe Thunderstorm Warning	LMK	Grayson	32 min
Apr 30, 9:28 PM CDT	Severe Thunderstorm Warning	LMK	Hardin	32 min
Apr 30, 9:32 PM CDT	Severe Thunderstorm Warning	LMK	Trimble	28 min
Apr 30, 9:37 PM CDT	Severe Thunderstorm Warning	LMK	Logan	38 min
Apr 30, 9:48 PM CDT	Severe Thunderstorm Warning	LMK	Larue, Nelson	42 min
Apr 30, 10:08 PM CDT	Severe Thunderstorm Warning	LMK	Simpson, Warren	37 min
Apr 30, 10:19 PM CDT	Tornado Warning	LMK	Warren	26 min
Apr 30, 10:24 PM CDT	Severe Thunderstorm Warning	LMK	Mercer, Washington	36 min
Apr 30, 10:33 PM CDT	Severe Thunderstorm Warning	LMK	Allen, Barren	42 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 1997 Every 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.