Alert archive / Kentucky / Severe Thunderstorm Warnings in 1997

Severe Thunderstorm Warning 149, NWS Louisville, KY

July 21, 1997Hardin County, Larue County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 21, 1997, 3:41 PM EDT for Hardin County, Larue County, Kentucky. It was in force for 34 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: Jul 21, 1997, 3:41 PM EDT (19:41 UTC)
Expired: Jul 21, 1997, 4:15 PM EDT
In force: 34 min
Issued by: NWS Louisville, KY
Area: Whole counties

Counties Hardin County, KY, Larue County, KY

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.7 hours before the alert went out and 179 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: 1683 J/kg
Mixed-layer CIN: -46 J/kg
Mixed-layer LCL: 974 m above ground
0-6 km bulk shear: 12 kt
0-1 km storm-relative helicity: 30 m²/s²
0-3 km storm-relative helicity: 33 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 211941 RRA
SVRSDF
KYC093-123-212025-

BULLETIN - EAS ACTIVATION REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
341 PM EDT MON JUL 21 1997

* SEVERE THUNDERSTORM WARNING FOR
  SOUTHERN HARDIN COUNTY - NORTH CENTRAL KENTUCKY
  SOUTHWESTERN LARUE COUNTY - NORTH CENTRAL KENTUCKY

* UNTIL 415 PM EDT
 
* SOME LOCATIONS AFFECTED
  UPTON BY 3:45 PM EDT

* AT 335 PM EDT...RADAR INDICATED A SEVERE THUNDERSTORM 40 MILES
SOUTH OF LOUISVILLE OR 15 MILES SOUTH OF ELIZABETHTOWN. THE STORM WAS
MOVING TO THE NORTHEAST AROUND MPH AND WILL REACH UPTON BY 345 PM EDT.
DAMAGING WINDS...HAIL AND HEAVY RAIN ARE LIKELY WITH THIS
THUNDERSTORM.

IF YOU ARE OUTSIDE OR IN THE PATH OF THIS STORM...SEEK SHELTER INSIDE
A STRONG BUILDING. AVOID WINDOWS AND STAY OFF THE TELEPHONE UNTIL
THE STORM HAS PASSED.

KOCH/SCHOLZ

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, Jul 21, 2:04 PM EDT, 1 hour 37 minutes before

PRELIMINARY LOCAL STORM REPORT
NATIONAL WEATHER SERVICE LOUISVILLE KY
201 PM EDT MON JUL 14 1997

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

140 PM\     BOWLING GREEN             KY   WIND DAMAGE
07/21/97   WARREN                         A FEW TREES AND
                                          POWER LINES DOWN

KOCH

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 21, 2:47 PM EDT	Severe Thunderstorm Warning	LMK	Warren	43 min
Jul 21, 3:00 PM EDT	Severe Thunderstorm Warning	LMK	Adair	30 min
Jul 21, 3:28 PM EDT	Severe Thunderstorm Warning	LMK	Butler, Logan	32 min
Jul 21, 3:45 PM EDT	Severe Thunderstorm Warning	LMK	Hardin, Larue	30 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.