Alert archive / Kentucky / Special Weather Statements in 2021
Special Weather Statement, NWS Louisville, KY
NWS Louisville, KY issued this special weather statement at Dec 11, 2021, 1:29 AM EST for Spencer County, Kentucky. It was in force for 16 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Dec 11, 2021, 1:29 AM EST (06:29 UTC)
- Expired
- Dec 11, 2021, 1:45 AM EST
- In force
- 16 min
- Issued by
- NWS Louisville, KY
- Hail
- 0.50 in
- Wind
- 40
County Spencer County, KY
The radar
The Louisville radar (KLVX), 39 km from the middle of the area, began a volume at 06:33 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
Cncnati-Daytn, OH (KILN), launched 00:00Z, 6.5 hours before the alert went out and 218 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 519 m above ground
- 0-6 km bulk shear
- 71 kt
- 0-1 km storm-relative helicity
- 325 m²/s²
- 0-3 km storm-relative helicity
- 431 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
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</html>What forecasters said that day
The local office's own words before this special weather statement 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 special weather statement went out at Dec 11, 12:50 AM EST, 39 minutes earlier.
Area forecast discussion, Dec 11, 12:50 AM EST, 39 minutes before
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Hazardous Weather Outlook...UPDATED National Weather Service Louisville KY 741 PM EST Fri Dec 10 2021 KYZ036-037-040>043-047>049-055>057-066-067-077-078-081-082-120045- Scott-Harrison-Woodford-Fayette-Bourbon-Nicholas-Mercer-Jessamine- Clark-Boyle-Garrard-Madison-Casey-Lincoln-Adair-Russell-Cumberland- Clinton- Including the cities of Georgetown, Cynthiana, Versailles, Lexington, Paris, Carlisle, Harrodsburg, Nicholasville, Winchester, Danville, Lancaster, Richmond, Liberty, Stanford, Columbia, Jamestown, Burkesville, and Albany 741 PM EST Fri Dec 10 2021 /641 PM CST Fri Dec 10 2021/ This hazardous weather outlook is for portions of south central Indiana and Central Kentucky. .DAY ONE...Tonight. Evening and overnight storms may produce damaging winds and isolated tornadoes as a cold front approaches and moves through the region late tonight into early Saturday morning. Intense rainfall rates may lead to localized flooding concerns. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Behind the front Saturday morning non-thunderstorm winds may gust to 40 mph. .SPOTTER INFORMATION STATEMENT... Spotters will be needed tonight into Saturday morning. INZ076>079-083-084-089>092-KYZ023>035-038-039-045-046-053-054- 061>065-070>076-120045- Orange-Washington-Scott-Jefferson-Dubois-Crawford-Perry-Harrison- Floyd-Clark-Hancock-Breckinridge-Meade-Ohio-Grayson-Hardin-Bullitt- Oldham-Trimble-Henry-Shelby-Franklin-Spencer-Anderson-Nelson-Larue- Marion-Butler-Edmonson-Hart-Green-Taylor-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, Frankfort, Taylorsville, Lawrenceburg, Bardstown, Springfield, Hodgenville, Lebanon, Morgantown, Brownsville, Horse Cave, Greensburg, Campbellsville, Russellville, Bowling Green, Franklin, Providence, Scottsville, Glasgow, Tompkinsville, and Edmonton 741 PM EST Fri Dec 10 2021 /641 PM CST Fri Dec 10 2021/ ...TORNADO WATCH 554 IN EFFECT UNTIL 3 AM EST /2 AM CST/ SATURDAY... This hazardous weather outlook is for portions of south central Indiana and Central Kentucky. .DAY ONE...Tonight. Evening and overnight storms may produce damaging winds and isolated tornadoes as a cold front approaches and moves through the region late tonight into early Saturday morning. Intense rainfall rates may lead to localized flooding concerns. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Behind the front Saturday morning non-thunderstorm winds may gust to 40 mph. .SPOTTER INFORMATION STATEMENT... Spotters will be needed tonight into Saturday morning. BJS
In the hours before
Special weather statement, Dec 10, 8:20 PM EST, 5 hours 9 minutes before
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Special Weather Statement
National Weather Service Louisville KY
804 PM CST Fri Dec 10 2021
KYZ023-024-110300-
Hancock KY-Breckinridge KY-
804 PM CST Fri Dec 10 2021
...Increasing severe weather threat in the thirty to sixty minutes...
At 801 PM CST, Doppler radar was tracking a tornado warned
thunderstorm with strong low level rotation over Ohio County,
Kentucky. If this storm holds together, it will arrive to portions
of Hancock and Breckinridge counties within the next thirty to sixty
minutes. Be prepared for severe thunderstorm or tornado warnings to
be issued within this timeframe.
Locations impacted include...
Hardinsburg.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Tornado Watch remains in effect until 200 AM CST for central
Kentucky.
&&
LAT...LON 3793 8638 3771 8620 3769 8622 3759 8647
3759 8648 3760 8647 3761 8648 3760 8651
3762 8649 3762 8653 3760 8654 3760 8652
3759 8654 3760 8658 3758 8657 3757 8660
3762 8664 3766 8664 3772 8677
TIME...MOT...LOC 0201Z 242DEG 35KT 3751 8693
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
DMSpecial weather statement, Dec 10, 10:29 PM EST, 3 hours before
Special Weather Statement
National Weather Service Louisville KY
1029 PM EST Fri Dec 10 2021
KYZ024-025-028-110400-
Meade KY-Hardin KY-Breckinridge KY-
1029 PM EST Fri Dec 10 2021
...A strong thunderstorm will impact portions of southeastern Meade,
northwestern Hardin and east central Breckinridge Counties through
1100 PM EST/1000 PM CST/...
At 1029 PM EST/929 PM CST/, Doppler radar was tracking a strong
thunderstorm near Hardinsburg, moving northeast at 55 mph.
HAZARD...Winds in excess of 40 mph.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects.
This storm will remain over mainly rural areas of southeastern Meade,
northwestern Hardin and east central Breckinridge Counties, including
the following locations... Guston, Garfield, Westview, Rock Haven,
Grahamton, Hughes Landing, Big Spring, Buck Grove, Bewleyville and
Dietz Acres.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Tornado Watch remains in effect until 300 AM EST/200 AM CST/ for
south central Indiana...and central Kentucky.
&&
LAT...LON 3801 8609 3796 8605 3796 8603 3798 8603
3787 8588 3768 8644 3778 8652
TIME...MOT...LOC 0329Z 239DEG 48KT 3776 8641
MAX HAIL SIZE...0.00 IN
MAX WIND GUST...40 MPH
DMLocal storm report, Dec 10, 11:23 PM EST, 2 hours 6 minutes before
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Special Weather Statement
National Weather Service Louisville KY
129 AM EST Sat Dec 11 2021
KYZ029-030-034-038-045-110645-
Jefferson KY-Shelby KY-Bullitt KY-Spencer KY-Nelson KY-
129 AM EST Sat Dec 11 2021
...A strong thunderstorm will impact portions of Spencer, west
central Shelby, north central Nelson, southeastern Jefferson and
eastern Bullitt Counties through 145 AM EST...
At 128 AM EST, Doppler radar was tracking a strong thunderstorm 8
miles east of Shepherdsville, moving northeast at 85 mph.
HAZARD...Winds in excess of 40 mph and half inch hail.
SOURCE...Radar indicated.
IMPACT...Gusty winds could knock down tree limbs and blow around
unsecured objects. Minor damage to outdoor objects is
possible.
This strong thunderstorm will be near...
Taylorsville around 135 AM EST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
If outdoors, consider seeking shelter inside a building.
A Tornado Watch remains in effect until 300 AM EST for central
Kentucky.
&&
LAT...LON 3787 8559 3795 8569 3820 8545 3802 8518
TIME...MOT...LOC 0628Z 221DEG 76KT 3798 8556
MAX HAIL SIZE...0.50 IN
MAX WIND GUST...40 MPH
KDWThe office that day
Everything else NWS Louisville, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 10, 8:20 PM EST | Special Weather Statement | LMK | Ohio | 55 min |
| Dec 10, 8:48 PM EST | Tornado Warning | LMK | Ohio | 57 min |
| Dec 10, 9:04 PM EST | Special Weather Statement | LMK | Breckinridge | 56 min |
| Dec 10, 9:24 PM EST | Severe Thunderstorm Warning | LMK | Breckinridge, Hancock | 36 min |
| Dec 10, 9:32 PM EST | Tornado Warning | LMK | Ohio | 30 min |
| Dec 10, 10:21 PM EST | Tornado Warning | LMK | Ohio | 39 min |
| Dec 10, 10:29 PM EST | Special Weather Statement | LMK | Breckinridge | 31 min |
| Dec 10, 10:37 PM EST | Tornado Warning | LMK | Breckinridge, Hardin, Meade | 17 min |
| Dec 10, 11:42 PM EST | Tornado Warning | LMK | Ohio | 63 min |
| Dec 11, 12:07 AM EST | Tornado Warning | LMK | Breckinridge, Grayson, Hancock | 53 min |
| Dec 11, 12:51 AM EST | Tornado Warning | LMK | Breckinridge, Hardin, Meade | 39 min |
| Dec 11, 1:30 AM EST | Special Weather Statement | LMK | Bullitt | 15 min |
| Dec 11, 1:33 AM EST | Special Weather Statement | LMK | Henry, Jefferson, Oldham, Shelby, Trimble | 27 min |
| Dec 11, 1:36 AM EST | Tornado Warning | LMK | Logan, Simpson | 39 min |
| Dec 11, 1:41 AM EST | Severe Thunderstorm Warning | LMK | Bullitt, Nelson, Spencer | 34 min |
| Dec 11, 1:44 AM EST | Tornado Warning | LMK | Bullitt, Nelson, Shelby, Spencer | 46 min |
| Dec 11, 1:58 AM EST | Tornado Warning | LMK | Butler, Edmonson, Logan, Simpson, Warren | 47 min |
| Dec 11, 2:27 AM EST | Tornado Warning | LMK | Barren, Butler, Edmonson, Hart, Metcalfe, Warren | 48 min |
| Dec 11, 2:28 AM EST | Tornado Warning | LMK | Franklin, Scott | 20 min |
| Dec 11, 2:45 AM EST | Special Weather Statement | LMK | Bullitt, Hardin, Larue, Nelson, Spencer | 30 min |
| Dec 11, 2:55 AM EST | Tornado Warning | LMK | Barren, Green, Hart, Larue, Marion, Metcalfe and 1 more | 50 min |
| Dec 11, 3:08 AM EST | Areal Flood Advisory | LMK | Breckinridge, Bullitt, Hardin, Jefferson, Meade | 115 min |
| Dec 11, 3:16 AM EST | Severe Thunderstorm Warning | LMK | Anderson, Franklin, Harrison, Henry, Nelson, Scott and 3 more | 29 min |
| Dec 11, 3:16 AM EST | Severe Thunderstorm Warning | LMK | Butler, Logan, Simpson, Warren | 44 min |
| Dec 11, 3:22 AM EST | Tornado Warning | LMK | Boyle, Casey, Larue, Lincoln, Marion, Mercer and 1 more | 38 min |
| Dec 11, 3:59 AM EST | Tornado Warning | LMK | Boyle, Casey, Garrard, Jessamine, Lincoln, Madison and 1 more | 46 min |
| Dec 11, 4:00 AM EST | Flash Flood Warning | LMK | Barren, Butler, Edmonson, Green, Hart, Logan and 3 more | 6 hr |
| Dec 11, 4:10 AM EST | Areal Flood Advisory | LMK | Anderson, Bullitt, Franklin, Harrison, Jefferson, Nelson and 3 more | 4 hr |
| Dec 11, 4:13 AM EST | Severe Thunderstorm Warning | LMK | Allen, Barren, Butler, Edmonson, Hart, Logan and 2 more | 32 min |
| Dec 11, 4:20 AM EST | Severe Thunderstorm Warning | LMK | Bourbon, Clark, Fayette, Harrison, Jessamine, Nicholas and 2 more | 25 min |
| Dec 11, 4:38 AM EST | Severe Thunderstorm Warning | LMK | Clark, Madison | 37 min |
| Dec 11, 4:43 AM EST | Areal Flood Advisory | LMK | Adair, Boyle, Casey, Garrard, Green, Lincoln and 3 more | 4 hr |
| Dec 11, 4:47 AM EST | Severe Thunderstorm Warning | LMK | Allen, Barren, Edmonson, Grayson, Green, Hardin and 7 more | 28 min |
| Dec 11, 4:56 AM EST | Flash Flood Warning | LMK | Breckinridge, Bullitt, Franklin, Grayson, Hancock, Hardin and 6 more | 3 hr |
| Dec 11, 5:01 AM EST | Tornado Warning | LMK | Garrard, Madison | 18 min |
| Dec 11, 5:18 AM EST | Severe Thunderstorm Warning | LMK | Adair, Allen, Barren, Casey, Cumberland, Green and 5 more | 42 min |
| Dec 11, 5:23 AM EST | Tornado Warning | LMK | Clark, Garrard, Lincoln, Madison | 37 min |
| Dec 11, 5:27 AM EST | Tornado Warning | LMK | Cumberland, Monroe | 33 min |
| Dec 11, 5:52 AM EST | Tornado Warning | LMK | Casey, Clinton, Cumberland, Russell | 23 min |
| Dec 11, 5:58 AM EST | Severe Thunderstorm Warning | LMK | Adair, Boyle, Casey, Clark, Fayette, Garrard and 6 more | 32 min |
| Dec 11, 5:58 AM EST | Severe Thunderstorm Warning | LMK | Adair, Boyle, Casey, Green, Lincoln, Marion and 2 more | 32 min |
| Dec 11, 6:28 AM EST | Severe Thunderstorm Warning | LMK | Clark, Garrard, Lincoln, Madison | 32 min |
| Dec 11, 8:42 AM EST | Areal Flood Warning | LMK | Garrard, Lincoln, Madison | 3 hr |
| Dec 11, 10:18 AM EST | Special Weather Statement | LMK | Anderson, Franklin, Henry, Nelson, Shelby, Spencer and 1 more | 27 min |
| Dec 11, 11:10 AM EST | Special Weather Statement | LMK | Anderson, Bourbon, Clark, Fayette, Harrison, Jessamine and 6 more | 65 min |
| Dec 11, 2:01 AM EST | Special Weather Statement | LMK | Crawford | 14 min |
Nearby
Special Weather Statements in Kentucky, 2021Every special weather statement in 2021
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.