Alert archive / Kentucky / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 237, NWS Louisville, KY

July 2, 2023Jefferson County, Shelby County, Spencer County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 2, 2023, 6:07 PM EDT for Jefferson County, Shelby County, Spencer County, Kentucky. It was in force for 53 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 2, 2023, 6:07 PM EDT (22:07 UTC)
Expired: Jul 2, 2023, 7:00 PM EDT
In force: 53 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Jefferson County, KY, Shelby County, KY, Spencer County, KY

The radar

The Louisville radar (KLVX), 52 km from the middle of the area, began a volume at 22:06 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
Jul 2, 1:33 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 10.1 hours before the alert went out and 199 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: 35 J/kg
Mixed-layer CIN: -96 J/kg
Mixed-layer LCL: 653 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: 174 m²/s²
0-3 km storm-relative helicity: 190 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

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 Jul 2, 5:46 PM EDT, 21 minutes earlier.

Area forecast discussion, Jul 2, 5:46 PM EDT, 21 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Jul 2, 1:36 PM EDT, 4 hours 31 minutes before

Hazardous Weather Outlook
National Weather Service Louisville KY
136 PM EDT Sun Jul 2 2023

INZ076>079-083-084-089>092-KYZ023>043-045>049-053>057-061>067-
070>078-081-082-031745-
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
136 PM EDT Sun Jul 2 2023 /1236 PM CDT Sun Jul 2 2023/

...SEVERE THUNDERSTORM WATCH 431 IN EFFECT UNTIL 9 PM EDT /8 PM CDT/
THIS EVENING...

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

.DAY ONE...This Afternoon and Tonight.

Clusters of strong to severe storms are possible again today.
Damaging winds and large hail are the primary hazards, and locally
heavy rainfall could result in flash flooding. A tornado cannot be
ruled out either.

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

Isolated to scattered thunderstorms are possible each day, mainly in
the afternoon, and could produce locally gusty winds and heavy
rainfall.

.SPOTTER INFORMATION STATEMENT...

Spotter activation may be needed today.

GENERAL STORM MOTION OF THE DAY:

Storms will move from west to east around 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.

DM/CSG

In the hours before

Local storm report, Jul 2, 5:39 PM EDT, 28 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 2, 5:46 PM EDT, 21 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 2, 5:48 PM EDT, 19 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 2, 5:52 PM EDT, 15 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Special weather statement, Jul 2, 5:52 PM EDT, 15 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Jul 2, 6:07 PM EDT, 0 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 1, 9:16 PM EDT	Special Weather Statement	LMK	Butler, Ohio	44 min
Jul 1, 9:29 PM EDT	Special Weather Statement	LMK	Trimble	31 min
Jul 1, 9:37 PM EDT	Special Weather Statement	LMK	Breckinridge, Grayson, Hancock	38 min
Jul 1, 9:42 PM EDT	Special Weather Statement	LMK	Bullitt, Meade	48 min
Jul 1, 9:58 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hardin, Meade	32 min
Jul 1, 10:13 PM EDT	Special Weather Statement	LMK	Hardin	32 min
Jul 1, 10:40 PM EDT	Special Weather Statement	LMK	Bullitt, Larue, Nelson, Spencer	35 min
Jul 2, 12:18 AM EDT	Special Weather Statement	LMK	Ohio	27 min
Jul 2, 1:29 AM EDT	Areal Flood Advisory	LMK	Breckinridge, Butler, Edmonson, Grayson, Hardin, Hart and 2 more	3 hr
Jul 2, 4:52 AM EDT	Special Weather Statement	LMK	Nelson	23 min
Jul 2, 5:00 AM EDT	Special Weather Statement	LMK	Ohio	30 min
Jul 2, 5:23 AM EDT	Special Weather Statement	LMK	Boyle, Garrard, Jessamine, Mercer	37 min
Jul 2, 6:05 AM EDT	Special Weather Statement	LMK	Clark, Madison	25 min
Jul 2, 6:54 AM EDT	Areal Flood Advisory	LMK	Breckinridge, Butler, Edmonson, Grayson, Green, Hardin and 3 more	3 hr
Jul 2, 9:22 AM EDT	River Flood Advisory	LMK	Ohio	35 hr
Jul 2, 1:09 PM EDT	Special Weather Statement	LMK	Hancock	21 min
Jul 2, 1:16 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock	44 min
Jul 2, 1:32 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Ohio	43 min
Jul 2, 1:53 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Meade	52 min
Jul 2, 2:07 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Meade	23 min
Jul 2, 2:10 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Ohio	32 min
Jul 2, 2:16 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Bullitt, Hardin, Jefferson, Meade	44 min
Jul 2, 2:49 PM EDT	Severe Thunderstorm Warning	LMK	Meade	26 min
Jul 2, 2:54 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Hardin, Meade, Nelson	32 min
Jul 2, 3:06 PM EDT	Severe Thunderstorm Warning	LMK	Bullitt, Nelson, Spencer	24 min
Jul 2, 3:23 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hardin, Meade	52 min
Jul 2, 3:28 PM EDT	Severe Thunderstorm Warning	LMK	Anderson, Mercer, Nelson, Shelby, Spencer, Washington	47 min
Jul 2, 3:46 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Mercer, Washington	29 min
Jul 2, 4:03 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Anderson, Bourbon, Fayette, Franklin, Garrard, Jessamine and 5 more	42 min
Jul 2, 4:14 PM EDT	Severe Thunderstorm Warning	LMK	Garrard, Jessamine, Mercer, Washington	31 min
Jul 2, 4:24 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Marion, Mercer, Washington	21 min
Jul 2, 4:30 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Bourbon, Clark, Fayette, Jessamine, Madison	45 min
Jul 2, 4:35 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Garrard, Jessamine, Madison, Mercer	40 min
Jul 2, 4:42 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Meade	33 min
Jul 2, 4:49 PM EDT	Special Weather Statement	LMK	Nelson, Washington	41 min
Jul 2, 4:56 PM EDT	Severe Thunderstorm Warning Considerable damage threat	LMK	Meade	49 min
Jul 2, 5:11 PM EDT	Special Weather Statement	LMK	Meade	34 min
Jul 2, 5:18 PM EDT	Special Weather Statement	LMK	Breckinridge	27 min
Jul 2, 5:27 PM EDT	Areal Flood Advisory	LMK	Breckinridge, Hancock, Meade	3 hr
Jul 2, 5:28 PM EDT	Special Weather Statement	LMK	Breckinridge	17 min
Jul 2, 5:39 PM EDT	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Hardin, Meade	36 min
Jul 2, 5:52 PM EDT	Special Weather Statement	LMK	Jefferson	23 min
Jul 2, 6:10 PM EDT	Special Weather Statement	LMK	Allen	35 min
Jul 2, 6:18 PM EDT	Special Weather Statement	LMK	Ohio	27 min
Jul 2, 6:19 PM EDT	Special Weather Statement	LMK	Bullitt, Nelson, Spencer	26 min
Jul 2, 6:43 PM EDT	Special Weather Statement	LMK	Breckinridge	32 min
Jul 2, 6:49 PM EDT	Special Weather Statement	LMK	Anderson, Mercer, Spencer, Washington, Woodford	26 min
Jul 2, 6:53 PM EDT	Special Weather Statement	LMK	Allen, Barren, Cumberland, Metcalfe, Monroe	52 min
Jul 2, 7:02 PM EDT	Special Weather Statement	LMK	Boyle, Lincoln	43 min
Jul 2, 7:05 PM EDT	Severe Thunderstorm Warning	LMK	Boyle, Casey, Garrard, Lincoln, Marion, Taylor	40 min
Jul 2, 7:08 PM EDT	Severe Thunderstorm Warning	LMK	Anderson, Fayette, Franklin, Jessamine, Mercer, Scott and 1 more	52 min
Jul 2, 7:28 PM EDT	Special Weather Statement	LMK	Jessamine, Mercer	32 min
Jul 2, 7:35 PM EDT	Tornado Warning	LMK	Casey, Lincoln	25 min
Jul 2, 7:42 PM EDT	Special Weather Statement	LMK	Clark	33 min
Jul 2, 7:43 PM EDT	Tornado Warning	LMK	Garrard, Lincoln	32 min
Jul 2, 7:50 PM EDT	Special Weather Statement	LMK	Adair, Barren, Green, Logan, Metcalfe, Simpson and 2 more	55 min
Jul 2, 7:54 PM EDT	Areal Flood Advisory	LMK	Casey, Lincoln	3 hr
Jul 2, 7:57 PM EDT	Tornado Warning	LMK	Garrard, Lincoln	33 min
Jul 1, 8:17 PM EDT	Severe Thunderstorm Warning	LMK	Dubois, Orange	28 min
Jul 1, 8:42 PM EDT	Special Weather Statement	LMK	Crawford, Dubois, Orange, Washington	48 min
Jul 2, 2:08 PM EDT	Special Weather Statement	LMK	Jefferson	37 min
Jul 2, 3:02 PM EDT	Severe Thunderstorm Warning	LMK	Crawford, Harrison, Orange, Washington	28 min
Jul 2, 3:52 PM EDT	Special Weather Statement	LMK	Dubois, Orange, Washington	23 min
Jul 2, 4:02 PM EDT	Special Weather Statement	LMK	Crawford	13 min
Jul 2, 4:15 PM EDT	Special Weather Statement	LMK	Dubois, Orange, Scott, Washington	30 min
Jul 2, 4:32 PM EDT	Severe Thunderstorm Warning	LMK	Perry	43 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.