Alert archive / Kentucky / Severe Thunderstorm Warnings in 2024

Severe Thunderstorm Warning 241, NWS Louisville, KY

September 24, 2024Casey County, Lincoln County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Sep 24, 2024, 4:47 PM EDT for Casey County, Lincoln County, Kentucky. It was in force for 28 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
Sep 24, 2024, 4:47 PM EDT (20:47 UTC)
Expired
Sep 24, 2024, 5:15 PM EDT
In force
28 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Tornado
Possible
Hail
1.0 in
Wind
60.0 mph

Counties Casey County, KY, Lincoln County, KY

The radar

The Louisville radar (KLVX), 120 km from the middle of the area, began a volume at 20:48 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
Sep 24, 1:45 PM EDTSevere Thunderstorm WatchSPC6 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 8.8 hours before the alert went out and 213 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 2024-09-24Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 509 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 2024-09-24The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity -33 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
509 J/kg
Mixed-layer CIN
-22 J/kg
Mixed-layer LCL
699 m above ground
0-6 km bulk shear
41 kt
0-1 km storm-relative helicity
-33 m²/s²
0-3 km storm-relative helicity
-101 m²/s²
Significant tornado parameter
-0.1
Supercell composite
-0.5

Open this sounding in Storm Lab

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 Sep 24, 3:17 PM EDT, 1 hour 30 minutes earlier.

Area forecast discussion, Sep 24, 3:17 PM EDT, 1 hour 30 minutes before
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Hazardous weather outlook, Sep 24, 4:47 PM EDT, 0 minutes before
Hazardous Weather Outlook
National Weather Service Louisville KY
447 PM EDT Tue Sep 24 2024

INZ078-079-091-092-KYZ028>043-045>049-053>057-062>067-070>078-081-
082-252100-
Scott IN-Jefferson IN-Floyd-Clark IN-Hardin-Bullitt-Jefferson-Oldham-
Trimble-Henry-Shelby-Franklin-Scott KY-Harrison KY-Spencer-Anderson-
Woodford-Fayette-Bourbon-Nicholas-Nelson-Washington KY-Mercer-
Jessamine-Clark KY-Larue-Marion-Boyle-Garrard-Madison-Edmonson-Hart-
Green-Taylor-Casey-Lincoln-Logan-Warren-Simpson-Allen-Barren-Monroe-
Metcalfe-Adair-Russell-Cumberland-Clinton-
447 PM EDT Tue Sep 24 2024 /347 PM CDT Tue Sep 24 2024/

...SEVERE THUNDERSTORM WATCH 681 IN EFFECT UNTIL 8 PM EDT /7 PM CDT/
THIS EVENING...

This Hazardous Weather Outlook is for portions of southern Indiana
and central Kentucky.

.DAY ONE...Tonight.

Scattered thunderstorms will continue into early evening as a cold
front approaches the region. Gusty, potentially damaging winds are
the primary severe threat, with marginally severe hail (around an
inch in diameter) being a secondary threat. A brief tornado cannot be
ruled out.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Monitor the latest forecasts as the remnants of Helene could impact
our area by late week into the weekend. Heavy rains and gusty winds
will be the main impacts Friday, with localized flooding possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed.

GENERAL STORM MOTION OF THE DAY:

Storms early this evening will move to the northeast around 30 to 35
mph.

Any users of this storm motion must be aware that thunderstorm activity
can be erratic and constantly evolving.  Please use this with caution
and be prepared for changing conditions.

&&

More information, along with other weather, hydrological and
climate information can be found, at weather.gov/louisville.

INZ076-077-083-084-089-090-KYZ023>027-061-252100-
Orange-Washington IN-Dubois-Crawford-Perry-Harrison IN-Hancock-
Breckinridge-Meade-Ohio-Grayson-Butler-
447 PM EDT Tue Sep 24 2024 /347 PM CDT Tue Sep 24 2024/

This Hazardous Weather Outlook is for portions of southern Indiana
and central Kentucky.

.DAY ONE...Tonight.

Isolated thunderstorms will continue to be possible into the evening
hours. Severe storms are not expected.

.DAYS TWO THROUGH SEVEN...Wednesday through Monday.

Monitor the latest forecasts as the remnants of Helene could impact
our area by late week into the weekend. Heavy rains and gusty winds
will be the main impacts Friday, with localized flooding possible.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time.

GENERAL STORM MOTION OF THE DAY:

Storms early this evening will move to the northeast around 30 to 35
mph.

Any users of this storm motion must be aware that thunderstorm activity
can be erratic and constantly evolving.  Please use this with caution
and be prepared for changing conditions.

&&

More information, along with other weather, hydrological and
climate information can be found, at weather.gov/louisville.

13/RAS

In the hours before

Special weather statement, Sep 24, 4:11 PM EDT, 36 minutes before
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Special weather statement, Sep 24, 4:30 PM EDT, 17 minutes before
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Special weather statement, Sep 24, 4:32 PM EDT, 15 minutes before
Special Weather Statement
National Weather Service Louisville KY
432 PM EDT Tue Sep 24 2024

KYZ029-038-045-242100-
Bullitt KY-Spencer KY-Nelson KY-
432 PM EDT Tue Sep 24 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTHWESTERN SPENCER...NORTHERN
NELSON AND SOUTHEASTERN BULLITT COUNTIES THROUGH 500 PM EDT...

At 432 PM EDT, Doppler radar was tracking a strong thunderstorm 9
miles west of Bardstown, moving east at 40 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Bardstown, Bloomfield, Fairfield, Wakefield, Ridgetop, East
Bardstown, Samuels Field Airport, Hobbs, Scuffletown, and Deatsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central Kentucky.

&&

LAT...LON 3786 8523 3786 8524 3787 8525 3786 8526
      3785 8524 3785 8528 3784 8528 3783 8530
      3782 8530 3780 8531 3782 8569 3792 8572
      3801 8527
TIME...MOT...LOC 2032Z 263DEG 34KT 3787 8563

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

CSG
Special weather statement, Sep 24, 4:39 PM EDT, 8 minutes before
Special Weather Statement
National Weather Service Louisville KY
439 PM EDT Tue Sep 24 2024

KYZ056-057-242115-
Madison KY-Garrard KY-
439 PM EDT Tue Sep 24 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN GARRARD AND
SOUTHEASTERN MADISON COUNTIES THROUGH 515 PM EDT...

At 439 PM EDT, Doppler radar was tracking a strong thunderstorm over
Boone, moving east at 25 mph.

HAZARD...Wind gusts up to 50 mph and penny size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Berea, Dreyfus, Duluth, Bighill, Wallaceton, and Slate Lick.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central Kentucky.

&&

LAT...LON 3756 8416 3752 8420 3752 8430 3754 8430
      3753 8432 3754 8432 3754 8435 3752 8436
      3750 8435 3747 8437 3748 8442 3760 8436
      3764 8413 3757 8409
TIME...MOT...LOC 2039Z 256DEG 23KT 3754 8434

MAX HAIL SIZE...0.75 IN
MAX WIND GUST...50 MPH

SRM
Local storm report, Sep 24, 4:40 PM EDT, 7 minutes before
Preliminary Local Storm Report
National Weather Service Louisville KY
440 PM EDT Tue Sep 24 2024

..TIME...   ...EVENT...      ...CITY LOCATION...     ...LAT.LON...
..DATE...   ....MAG....      ..COUNTY LOCATION..ST.. ...SOURCE....
            ..REMARKS..

0154 PM     Tstm Wnd Dmg     1 NNE Prospect          38.36N 85.60W
09/24/2024                   Oldham             KY   Public

            Tree on house at this location.

&&

MK/SMR
Special weather statement, Sep 24, 4:43 PM EDT, 4 minutes before
Special Weather Statement
National Weather Service Louisville KY
443 PM EDT Tue Sep 24 2024

KYZ034-035-039-242115-
Shelby KY-Franklin KY-Anderson KY-
443 PM EDT Tue Sep 24 2024

...A STRONG THUNDERSTORM WILL IMPACT SOUTHEASTERN SHELBY...NORTH
CENTRAL ANDERSON AND SOUTHWESTERN FRANKLIN COUNTIES THROUGH 515 PM
EDT...

At 443 PM EDT, Doppler radar was tracking a strong thunderstorm near
Shelbyville, moving east at 30 mph.

HAZARD...Wind gusts up to 50 mph and pea size hail.

SOURCE...Radar indicated.

IMPACT...Gusty winds could knock down tree limbs and blow around
         unsecured objects. Minor hail damage to vegetation is
         possible.

Locations impacted include...
Frankfort, Shelbyville, Bryant, Southville, Benson, Farmdale,
Broadville Manor, Avenstoke, Alton, and Graefenburg.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

If outdoors, consider seeking shelter inside a building.

Torrential rainfall is also occurring with this storm and may lead to
localized flooding. Do not drive your vehicle through flooded
roadways.

Frequent cloud to ground lightning is occurring with this storm.
Lightning can strike 10 miles away from a thunderstorm. Seek a safe
shelter inside a building or vehicle.

A Severe Thunderstorm Watch remains in effect until 800 PM EDT for
central Kentucky.

&&

LAT...LON 3825 8493 3807 8489 3806 8517 3809 8524
      3818 8527
TIME...MOT...LOC 2043Z 259DEG 25KT 3811 8518

MAX HAIL SIZE...0.25 IN
MAX WIND GUST...50 MPH

CSG

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 23, 8:01 PM EDTSpecial Weather StatementLMKMonroe29 min
Sep 24, 5:44 AM EDTSpecial Weather StatementLMKHarrison31 min
Sep 24, 6:01 AM EDTSpecial Weather StatementLMKEdmonson, Hart29 min
Sep 24, 6:30 AM EDTSpecial Weather StatementLMKHart30 min
Sep 24, 6:56 AM EDTSpecial Weather StatementLMKTaylor34 min
Sep 24, 7:36 AM EDTSpecial Weather StatementLMKMarion24 min
Sep 24, 11:05 AM EDTSpecial Weather StatementLMKButler25 min
Sep 24, 11:29 AM EDTSpecial Weather StatementLMKButler31 min
Sep 24, 11:57 AM EDTSpecial Weather StatementLMKGrayson18 min
Sep 24, 12:13 PM EDTSpecial Weather StatementLMKLarue32 min
Sep 24, 12:37 PM EDTSpecial Weather StatementLMKLarue38 min
Sep 24, 12:52 PM EDTSevere Thunderstorm WarningLMKLarue, Marion, Nelson, Washington38 min
Sep 24, 1:25 PM EDTSevere Thunderstorm WarningLMKBoyle, Marion, Mercer, Washington35 min
Sep 24, 1:26 PM EDTSevere Thunderstorm WarningLMKJefferson, Oldham34 min
Sep 24, 1:40 PM EDTSevere Thunderstorm WarningLMKJefferson35 min
Sep 24, 1:52 PM EDTTornado WarningLMKJefferson, Oldham23 min
Sep 24, 1:53 PM EDTSevere Thunderstorm WarningLMKHenry, Jefferson, Oldham, Trimble37 min
Sep 24, 1:59 PM EDTSpecial Weather StatementLMKFayette, Jessamine31 min
Sep 24, 2:03 PM EDTSpecial Weather StatementLMKAllen, Simpson42 min
Sep 24, 2:07 PM EDTTornado WarningLMKHenry, Oldham, Trimble23 min
Sep 24, 2:11 PM EDTSpecial Weather StatementLMKJefferson34 min
Sep 24, 2:19 PM EDTSevere Thunderstorm WarningLMKGreen, Marion, Taylor26 min
Sep 24, 2:21 PM EDTSevere Thunderstorm WarningLMKHenry, Oldham, Trimble24 min
Sep 24, 2:26 PM EDTSpecial Weather StatementLMKFayette34 min
Sep 24, 2:37 PM EDTSpecial Weather StatementLMKAllen, Barren38 min
Sep 24, 2:47 PM EDTSpecial Weather StatementLMKTaylor28 min
Sep 24, 2:54 PM EDTSevere Thunderstorm WarningLMKAllen, Barren36 min
Sep 24, 2:55 PM EDTSpecial Weather StatementLMKJefferson35 min
Sep 24, 3:04 PM EDTSevere Thunderstorm WarningLMKHardin, Hart, Larue26 min
Sep 24, 3:07 PM EDTSpecial Weather StatementLMKCasey23 min
Sep 24, 3:27 PM EDTSevere Thunderstorm WarningLMKAdair, Metcalfe33 min
Sep 24, 3:28 PM EDTSpecial Weather StatementLMKCasey32 min
Sep 24, 3:29 PM EDTSevere Thunderstorm WarningLMKLarue, Nelson17 min
Sep 24, 3:50 PM EDTSevere Thunderstorm WarningLMKGarrard, Lincoln25 min
Sep 24, 3:54 PM EDTSpecial Weather StatementLMKSpencer36 min
Sep 24, 3:56 PM EDTSevere Thunderstorm WarningLMKAdair, Casey, Russell34 min
Sep 24, 4:00 PM EDTSpecial Weather StatementLMKFranklin30 min
Sep 24, 4:08 PM EDTSevere Thunderstorm WarningLMKMonroe37 min
Sep 24, 4:11 PM EDTSpecial Weather StatementLMKFranklin34 min
Sep 24, 4:13 PM EDTSevere Thunderstorm WarningLMKGarrard, Lincoln, Madison32 min
Sep 24, 4:14 PM EDTSevere Thunderstorm WarningLMKAnderson, Shelby, Spencer31 min
Sep 24, 4:16 PM EDTSevere Thunderstorm WarningLMKFranklin, Henry16 min
Sep 24, 4:27 PM EDTSevere Thunderstorm WarningLMKCasey, Lincoln, Russell33 min
Sep 24, 4:30 PM EDTSpecial Weather StatementLMKRussell30 min
Sep 24, 4:32 PM EDTSpecial Weather StatementLMKNelson28 min
Sep 24, 4:39 PM EDTSpecial Weather StatementLMKMadison36 min
Sep 24, 4:40 PM EDTSevere Thunderstorm WarningLMKCumberland, Monroe35 min
Sep 24, 4:42 PM EDTSevere Thunderstorm WarningLMKHarrison, Scott33 min
Sep 24, 4:43 PM EDTSpecial Weather StatementLMKShelby32 min
Sep 24, 5:03 PM EDTSevere Thunderstorm WarningLMKHarrison, Scott27 min
Sep 24, 5:04 PM EDTSpecial Weather StatementLMKFranklin26 min
Sep 24, 5:09 PM EDTSevere Thunderstorm WarningLMKClinton, Cumberland, Russell19 min
Sep 24, 5:14 PM EDTTornado WarningLMKClinton, Russell13 min
Sep 24, 5:34 PM EDTSpecial Weather StatementLMKJefferson26 min
Sep 24, 5:37 PM EDTSpecial Weather StatementLMKScott23 min
Sep 24, 6:06 PM EDTSpecial Weather StatementLMKNicholas24 min
Sep 24, 6:27 PM EDTSpecial Weather StatementLMKTrimble18 min
Sep 24, 12:54 PM EDTSpecial Weather StatementLMKHarrison36 min
Sep 24, 1:08 PM EDTSevere Thunderstorm WarningLMKFloyd, Harrison37 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2024Every severe thunderstorm warning in 2024

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.