Alert archive / Kentucky / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 95, NWS Louisville, KY

May 7, 2023Logan County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at May 7, 2023, 1:17 PM CDT for Logan County, Kentucky. It was in force for 13 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: May 7, 2023, 1:17 PM CDT (18:17 UTC)
Expired: May 7, 2023, 1:30 PM CDT
In force: 13 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Logan County, KY

The radar

The Ft Campbell radar (KHPX), 39 km from the middle of the area, began a volume at 18:21 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 nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 6.3 hours before the alert went out and 85 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: 117 J/kg
Mixed-layer CIN: -332 J/kg
Mixed-layer LCL: 802 m above ground
0-6 km bulk shear: 21 kt
0-1 km storm-relative helicity: 189 m²/s²
0-3 km storm-relative helicity: 303 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

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 May 7, 1:16 PM CDT, 1 minute earlier.

Area forecast discussion, May 7, 1:16 PM CDT, 1 minute before

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Hazardous weather outlook, May 7, 3:19 AM CDT, 9 hours 58 minutes before

Hazardous Weather Outlook
National Weather Service Louisville KY
419 AM EDT Sun May 7 2023

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067-
070>078-081-082-080830-
Orange-Washington IN-Scott IN-Jefferson IN-Dubois-Crawford-Perry-
Harrison IN-Floyd-Clark IN-Hancock-Breckinridge-Meade-Ohio-Grayson-
Hardin-Bullitt-Jefferson KY-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-Butler-Edmonson-Hart-Green-Taylor-Casey-
Lincoln-Logan-Warren-Simpson-Allen-Barren-Monroe-Metcalfe-Adair-
Russell-Cumberland-Clinton-
Including the cities of Paoli, Salem, Scottsburg, Madison, Jasper,
English, Tell City, Corydon, New Albany, Jeffersonville, Lewisport,
Hawesville, Hardinsburg, Brandenburg, Hartford, Leitchfield,
Elizabethtown, Shepherdsville, Louisville, La Grange, Bedford,
Milton, New Castle, Shelbyville, Frankfort, Georgetown, Cynthiana,
Taylorsville, Lawrenceburg, Versailles, Lexington, Paris, Carlisle,
Bardstown, Springfield, Harrodsburg, Nicholasville, Winchester,
Hodgenville, Lebanon, Danville, Lancaster, Richmond, Morgantown,
Brownsville, Horse Cave, Greensburg, Campbellsville, Liberty,
Stanford, Russellville, Bowling Green, Franklin, Providence,
Scottsville, Glasgow, Tompkinsville, Edmonton, Columbia, Jamestown,
Burkesville, and Albany
419 AM EDT Sun May 7 2023 /319 AM CDT Sun May 7 2023/

This hazardous weather outlook is for portions of south central
Indiana and Central Kentucky.

.DAY ONE...Today and Tonight.

Thunderstorms will impact southern Indiana and central Kentucky through
the morning hours. Isolated severe storms are possible, with damaging
winds the main hazard.

.DAYS TWO THROUGH SEVEN...Monday through Saturday.

On and off thunderstorms will be possible both Monday and Tuesday. A
few storms could be strong to marginally severe, with heavy rain,
damaging winds, and frequent lightning being the main hazards.

.SPOTTER INFORMATION STATEMENT...

Spotter activation is not expected at this time, but spotters should
remain abreast of the latest forecast updates.

GENERAL STORM MOTION OF THE DAY:

Storms will move from northwest to southeast 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.

CJP/13

In the hours before

Special weather statement, May 7, 10:01 AM CDT, 3 hours 16 minutes before

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Special weather statement, May 7, 10:07 AM CDT, 3 hours 10 minutes before

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Special weather statement, May 7, 11:01 AM CDT, 2 hours 16 minutes before

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Special weather statement, May 7, 12:02 PM CDT, 1 hour 15 minutes before

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Special weather statement, May 7, 12:31 PM CDT, 46 minutes before

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Special weather statement, May 7, 1:10 PM CDT, 7 minutes before

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The office that day

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

Issued	Product	Office	Counties	Lasted
May 7, 6:09 AM CDT	Special Weather Statement	LMK	Henry	21 min
May 7, 6:52 AM CDT	Special Weather Statement	LMK	Henry, Trimble	38 min
May 7, 7:07 AM CDT	Areal Flood Advisory	LMK	Henry, Oldham, Trimble	2 hr
May 7, 7:46 AM CDT	Special Weather Statement	LMK	Bullitt, Jefferson, Meade, Oldham, Shelby	44 min
May 7, 7:51 AM CDT	Severe Thunderstorm Warning	LMK	Henry, Jefferson, Oldham, Shelby	24 min
May 7, 8:07 AM CDT	Severe Thunderstorm Warning	LMK	Bullitt, Jefferson, Nelson, Spencer	23 min
May 7, 8:29 AM CDT	Severe Thunderstorm Warning	LMK	Anderson, Shelby, Spencer	16 min
May 7, 8:36 AM CDT	Special Weather Statement	LMK	Anderson, Boyle, Bullitt, Fayette, Franklin, Garrard and 10 more	54 min
May 7, 8:40 AM CDT	Special Weather Statement	LMK	Bourbon, Clark, Harrison, Nicholas, Scott	35 min
May 7, 8:44 AM CDT	Severe Thunderstorm Warning	LMK	Anderson, Franklin, Mercer, Shelby, Spencer, Woodford	25 min
May 7, 8:48 AM CDT	Special Weather Statement	LMK	Hancock	27 min
May 7, 9:12 AM CDT	Areal Flood Advisory	LMK	Bourbon, Clark, Fayette, Harrison, Nicholas, Scott	3 hr
May 7, 9:18 AM CDT	Severe Thunderstorm Warning	LMK	Bourbon, Clark, Fayette, Madison	42 min
May 7, 9:20 AM CDT	Special Weather Statement	LMK	Boyle, Breckinridge, Casey, Clark, Garrard, Hardin and 8 more	55 min
May 7, 10:01 AM CDT	Special Weather Statement	LMK	Breckinridge, Butler, Grayson, Hardin, Ohio	59 min
May 7, 10:07 AM CDT	Special Weather Statement	LMK	Casey, Garrard, Lincoln, Madison, Taylor	38 min
May 7, 11:01 AM CDT	Special Weather Statement	LMK	Butler, Edmonson, Grayson	44 min
May 7, 11:17 AM CDT	Severe Thunderstorm Warning	LMK	Edmonson, Grayson, Hart	28 min
May 7, 12:02 PM CDT	Special Weather Statement	LMK	Barren	28 min
May 7, 12:31 PM CDT	Special Weather Statement	LMK	Adair, Metcalfe	44 min
May 7, 12:58 PM CDT	Severe Thunderstorm Warning	LMK	Butler, Logan	32 min
May 7, 1:10 PM CDT	Special Weather Statement	LMK	Warren	35 min
May 7, 1:31 PM CDT	Special Weather Statement	LMK	Logan, Simpson	29 min
May 7, 1:47 PM CDT	Special Weather Statement	LMK	Allen	43 min
May 7, 4:36 PM CDT	Special Weather Statement	LMK	Logan	39 min
May 7, 4:41 PM CDT	Severe Thunderstorm Warning	LMK	Logan	34 min
May 7, 5:12 PM CDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Allen, Logan, Simpson, Warren	33 min
May 7, 5:30 AM CDT	Special Weather Statement	LMK	Jefferson	30 min
May 7, 5:54 AM CDT	Special Weather Statement	LMK	Jefferson, Scott, Washington	36 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2023 Every severe thunderstorm warning in 2023

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.