Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 96, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Dec 6, 2021, 9:00 AM EST for 4 counties in Kentucky. It was in force for 15 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 6, 2021, 9:00 AM EST (14:00 UTC)
- Expired
- Dec 6, 2021, 9:15 AM EST
- In force
- 15 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Tornado
- Possible
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Bell County, KY, Clay County, KY, Knox County, KY, Leslie County, KY
The radar
The Jackson,KY radar (KJKL), 75 km from the middle of the area, began a volume at 14:00 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 12:00Z, 2.0 hours before the alert went out and 268 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
- 1 J/kg
- Mixed-layer CIN
- -29 J/kg
- Mixed-layer LCL
- 678 m above ground
- 0-6 km bulk shear
- 76 kt
- 0-1 km storm-relative helicity
- -8 m²/s²
- 0-3 km storm-relative helicity
- 42 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
847
WUUS53 KJKL 061400
SVRJKL
KYC013-051-121-131-061415-
/O.NEW.KJKL.SV.W.0096.211206T1400Z-211206T1415Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
900 AM EST Mon Dec 6 2021
The National Weather Service in JACKSON KY has issued a
* Severe Thunderstorm Warning for...
North central Bell County in southeastern Kentucky...
Northern Knox County in southeastern Kentucky...
West central Leslie County in southeastern Kentucky...
Southern Clay County in southeastern Kentucky...
* Until 915 AM EST.
* At 900 AM EST, severe thunderstorms were located along a line
extending from Hector to Woollum to Emmanuel, moving east at 50
mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
* Severe thunderstorms will be near...
Big Creek around 905 AM EST.
Lipps around 910 AM EST.
Hyden around 915 AM EST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
&&
LAT...LON 3684 8404 3703 8391 3705 8387 3708 8388
3718 8374 3721 8328 3705 8348 3686 8363
TIME...MOT...LOC 1400Z 259DEG 43KT 3714 8364 3704 8382 3688 8393
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JP1 follow-up statement
821
WWUS53 KJKL 061407
SVSJKL
Severe Weather Statement
National Weather Service JACKSON KY
907 AM EST Mon Dec 6 2021
KYC013-061416-
/O.CAN.KJKL.SV.W.0096.000000T0000Z-211206T1415Z/
Bell KY-
907 AM EST Mon Dec 6 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTH CENTRAL BELL COUNTY IS
CANCELLED...
The storms which prompted the warning have remained north of Bell
County. Therefore, the warning for Bell County has been cancelled.
LAT...LON 3705 8382 3710 8382 3718 8374 3721 8328
3705 8348 3695 8356 3695 8359 3694 8357
3688 8362 3686 8396
TIME...MOT...LOC 1406Z 259DEG 43KT 3715 8359 3705 8377 3689 8388
$$
KYC051-121-131-061415-
/O.CON.KJKL.SV.W.0096.000000T0000Z-211206T1415Z/
Knox KY-Leslie KY-Clay KY-
907 AM EST Mon Dec 6 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 AM EST
FOR NORTHEASTERN KNOX...WEST CENTRAL LESLIE AND SOUTHEASTERN CLAY
COUNTIES...
At 906 AM EST, severe thunderstorms were located along a line
extending from Peabody to Jonsee to Heidrick, moving east at 50 mph.
HAZARD...60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...Expect damage to roofs, siding, and trees.
These severe storms will be near...
Bear Branch around 910 AM EST.
Barnyard around 915 AM EST.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Intense thunderstorm lines can produce brief tornadoes and widespread
significant wind damage. Although a tornado is not immediately
likely, it is best to move to an interior room on the lowest floor of
a building. These storms may cause serious injury and significant
property damage.
Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3705 8382 3710 8382 3718 8374 3721 8328
3705 8348 3695 8356 3695 8359 3694 8357
3688 8362 3686 8396
TIME...MOT...LOC 1406Z 259DEG 43KT 3715 8359 3705 8377 3689 8388
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
JPThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Dec 6, 8:03 AM EST | Special Weather Statement | JKL | Jackson, Laurel, McCreary, Owsley, Pulaski, Wayne | 27 min |
| Dec 6, 8:09 AM EST | Special Weather Statement | JKL | Breathitt, Johnson, Lee, Magoffin, Wolfe | 36 min |
| Dec 6, 8:32 AM EST | Special Weather Statement | JKL | Clay, Knox, Laurel, McCreary, Owsley, Whitley | 43 min |
| Dec 6, 8:43 AM EST | Special Weather Statement | JKL | Breathitt, Floyd, Johnson, Magoffin, Martin | 47 min |
| Dec 6, 9:11 AM EST | Special Weather Statement | JKL | Bell, Harlan, Knott, Leslie, Perry | 49 min |
| Dec 6, 9:15 AM EST | Severe Thunderstorm Warning | JKL | Clay, Harlan, Knox, Leslie, Letcher, Perry | 30 min |
| Dec 6, 9:28 AM EST | Special Weather Statement | JKL | Floyd, Martin, Pike | 47 min |
| Dec 6, 9:59 AM EST | Special Weather Statement | JKL | Harlan, Letcher | 46 min |
| Dec 6, 10:12 AM EST | Special Weather Statement | JKL | Pike | 33 min |
Nearby
Severe Thunderstorm Warnings in Kentucky, 2021Every severe thunderstorm warning 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.