Alert archive / Kentucky / Severe Thunderstorm Warnings in 2023
Severe Thunderstorm Warning 284, NWS Louisville, KY
NWS Louisville, KY issued this severe thunderstorm warning at Jul 29, 2023, 2:59 PM CDT for Allen County, Kentucky. It was in force for 31 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 29, 2023, 2:59 PM CDT (19:59 UTC)
- Expired
- Jul 29, 2023, 3:30 PM CDT
- In force
- 31 min
- Issued by
- NWS Louisville, KY
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
County Allen County, KY
The radar
The Nashville radar (KOHX), 65 km from the middle of the area, began a volume at 20:04 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, 8.0 hours before the alert went out and 78 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.
- Mixed-layer CAPE
- 1630 J/kg
- Mixed-layer CIN
- -138 J/kg
- Mixed-layer LCL
- 1241 m above ground
- 0-6 km bulk shear
- 9 kt
- 0-1 km storm-relative helicity
- 96 m²/s²
- 0-3 km storm-relative helicity
- 129 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
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 29, 2:18 PM CDT, 41 minutes earlier.
Area forecast discussion, Jul 29, 2:18 PM CDT, 41 minutes before
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Hazardous Weather Outlook National Weather Service Louisville KY 331 PM EDT Sat Jul 29 2023 KYZ035>037-039>043-046>049-054>057-065>067-077-078-081-082-301945- Franklin-Scott KY-Harrison KY-Anderson-Woodford-Fayette-Bourbon- Nicholas-Washington KY-Mercer-Jessamine-Clark KY-Marion-Boyle- Garrard-Madison-Taylor-Casey-Lincoln-Adair-Russell-Cumberland- Clinton- Including the cities of Frankfort, Georgetown, Cynthiana, Lawrenceburg, Versailles, Lexington, Paris, Carlisle, Springfield, Harrodsburg, Nicholasville, Winchester, Lebanon, Danville, Lancaster, Richmond, Campbellsville, Liberty, Stanford, Columbia, Jamestown, Burkesville, and Albany 331 PM EDT Sat Jul 29 2023 /231 PM CDT Sat Jul 29 2023/ This hazardous weather outlook is for portions of south central Indiana and Central Kentucky. .DAY ONE...Tonight. Isolated to scattered clusters of thunderstorms are likely this afternoon and evening ahead of a frontal boundary. A few storms could be strong to severe and produce gusty winds and small hail. Torrential rainfall is likely in thunderstorms, and areas that see repeated storms could have localized flooding. Heat indices this afternoon could also exceed 100 degrees briefly. .DAYS TWO THROUGH SEVEN...Sunday through Friday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to pass along reports of severe weather they encounter. GENERAL STORM MOTION OF THE DAY: Storms will move from the northwest to the southeast around 25 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>079-083-084-089>092-KYZ023>034-038-045-053-061>064-070>076- 301945- 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-Spencer- Nelson-Larue-Butler-Edmonson-Hart-Green-Logan-Warren-Simpson-Allen- Barren-Monroe-Metcalfe- 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, Taylorsville, Bardstown, Hodgenville, Morgantown, Brownsville, Horse Cave, Greensburg, Russellville, Bowling Green, Franklin, Providence, Scottsville, Glasgow, Tompkinsville, and Edmonton 331 PM EDT Sat Jul 29 2023 /231 PM CDT Sat Jul 29 2023/ ...HEAT ADVISORY IN EFFECT UNTIL 8 PM EDT /7 PM CDT/ THIS EVENING... This hazardous weather outlook is for portions of south central Indiana and Central Kentucky. .DAY ONE...Tonight. Isolated to scattered clusters of thunderstorms are likely this afternoon and evening ahead of a frontal boundary. A few storms could be strong to severe and produce gusty winds and small hail. Torrential rainfall is likely in thunderstorms, and areas that see repeated storms could have localized flooding. Heat indices this afternoon are likely to exceed 105 degrees. Please see the heat advisory product for more details. .DAYS TWO THROUGH SEVEN...Sunday through Friday. No hazardous weather is expected at this time. .SPOTTER INFORMATION STATEMENT... Spotters are encouraged to pass along reports of severe weather they encounter. GENERAL STORM MOTION OF THE DAY: Storms will move from the northwest to the southeast around 25 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. BTN/CSG
In the hours before
Special weather statement, Jul 29, 12:54 PM CDT, 2 hours 5 minutes before
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</html>The office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jul 29, 2:02 AM CDT | Heat Advisory | LMK | Allen, Barren, Breckinridge, Bullitt, Butler, Edmonson and 20 more | 17 hr |
| Jul 29, 12:41 PM CDT | Special Weather Statement | LMK | Lincoln | 49 min |
| Jul 29, 12:54 PM CDT | Special Weather Statement | LMK | Madison | 21 min |
| Jul 29, 1:14 PM CDT | Special Weather Statement | LMK | Lincoln | 46 min |
| Jul 29, 1:34 PM CDT | Severe Thunderstorm Warning | LMK | Garrard, Lincoln, Madison | 26 min |
| Jul 29, 1:35 PM CDT | Special Weather Statement | LMK | Madison | 25 min |
| Jul 29, 2:02 PM CDT | Special Weather Statement | LMK | Logan, Simpson | 43 min |
| Jul 29, 2:28 PM CDT | Special Weather Statement | LMK | Allen, Simpson | 47 min |
| Jul 29, 2:52 PM CDT | Special Weather Statement | LMK | Monroe | 38 min |
| Jul 29, 3:49 PM CDT | Special Weather Statement | LMK | Clinton | 26 min |
| Jul 29, 4:26 PM CDT | Special Weather Statement | LMK | Casey | 49 min |
| Jul 29, 5:19 PM CDT | Special Weather Statement | LMK | Casey | 26 min |
| Jul 29, 5:19 PM CDT | Special Weather Statement | LMK | Russell | 26 min |
| Jul 29, 5:28 PM CDT | Severe Thunderstorm Warning | LMK | Clinton, Russell | 28 min |
| Jul 29, 6:52 PM CDT | Special Weather Statement | LMK | Washington | 38 min |
| Jul 29, 4:27 AM CDT | Special Weather Statement | LMK | Martin | 33 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2023Every 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.