Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 9, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Mar 27, 2021, 8:43 AM EDT for Bell County, McCreary County, Whitley County, Kentucky. It was in force for 32 min. 1 report came from inside the area while it was in force.
The area
The outline as issued, with what was reported inside it.
The facts
- Issued
- Mar 27, 2021, 8:43 AM EDT (12:43 UTC)
- Expired
- Mar 27, 2021, 9:15 AM EDT
- In force
- 32 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Hail
- 1.5 in
- Wind
- 60.0 mph
Counties Bell County, KY, McCreary County, KY, Whitley County, KY
The radar
The Knoxville radar (KMRX), 100 km from the middle of the area, began a volume at 12:42 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Mar 27, 8:57 AM EDT | HAIL 1.25 | 1 Sw Hollyhill, KY | SPOTTER STATED THAT SOME OF THE HAIL MAY HAVE BEEN SLIGHTLY LARGER THAN HALF DOLLAR. |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Nashville Metro, TN (KBNA), launched 12:00Z, 0.7 hours before the alert went out and 210 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
- 710 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 347 m²/s²
- 0-3 km storm-relative helicity
- 316 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
512
WUUS53 KJKL 271243
SVRJKL
KYC013-147-235-271315-
/O.NEW.KJKL.SV.W.0009.210327T1243Z-210327T1315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
843 AM EDT Sat Mar 27 2021
The National Weather Service in JACKSON KY has issued a
* Severe Thunderstorm Warning for...
Southwestern Bell County in southeastern Kentucky...
McCreary County in south central Kentucky...
Southwestern Whitley County in south central Kentucky...
* Until 915 AM EDT.
* At 843 AM EDT, a severe thunderstorm was located near Oneida,
moving northeast at 35 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
wind damage to roofs, siding, and trees.
* Locations impacted include...
Williamsburg, Whitley City, Ayers, Gatliff, Emlyn, Parkers Lake,
Co-
Operative, Zion Hill, Red Ash, Pine Knot, Pleasant View and Krupp.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3660 8474 3690 8446 3660 8386 3658 8391
TIME...MOT...LOC 1243Z 228DEG 30KT 3655 8445
HAIL...1.50IN
WIND...60MPH
$$
JP2 follow-up statements
115
WWUS53 KJKL 271258
SVSJKL
Severe Weather Statement
National Weather Service JACKSON KY
858 AM EDT Sat Mar 27 2021
KYC013-147-235-271315-
/O.CON.KJKL.SV.W.0009.000000T0000Z-210327T1315Z/
Bell KY-McCreary KY-Whitley KY-
858 AM EDT Sat Mar 27 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 915 AM EDT
FOR SOUTHWESTERN BELL...EASTERN MCCREARY AND SOUTHWESTERN WHITLEY
COUNTIES...
At 858 AM EDT, a severe thunderstorm was located over Hollyhill, or 9
miles southeast of Whitley City, moving northeast at 35 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
Williamsburg, Whitley City, Ayers, Gatliff, Emlyn, Parkers Lake, Zion
Hill, Red Ash, Pine Knot, Pleasant View, Krupp and Pruden.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3660 8456 3686 8449 3690 8446 3660 8386
3658 8391
TIME...MOT...LOC 1258Z 228DEG 30KT 3663 8433
HAIL...1.50IN
WIND...60MPH
$$
JP586
WWUS53 KJKL 271316
SVSJKL
Severe Weather Statement
National Weather Service JACKSON KY
916 AM EDT Sat Mar 27 2021
KYC013-147-235-271326-
/O.EXP.KJKL.SV.W.0009.000000T0000Z-210327T1315Z/
Bell KY-McCreary KY-Whitley KY-
916 AM EDT Sat Mar 27 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHWESTERN BELL...EASTERN
MCCREARY AND SOUTHWESTERN WHITLEY COUNTIES HAS EXPIRED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been allowed to expire. However small
hail and gusty winds are still possible with this thunderstorm.
LAT...LON 3660 8456 3686 8449 3690 8446 3660 8386
3658 8391
TIME...MOT...LOC 1316Z 228DEG 30KT 3672 8420
$$
JPThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 27, 8:36 AM EDT | Special Weather Statement | JKL | McCreary | 39 min |
| Mar 27, 9:16 AM EDT | Special Weather Statement | JKL | Knox, Whitley | 29 min |
| Mar 27, 9:39 AM EDT | Special Weather Statement | JKL | Clay, Laurel | 51 min |
| Mar 27, 9:43 AM EDT | Special Weather Statement | JKL | McCreary, Wayne | 47 min |
| Mar 27, 9:59 AM EDT | Severe Thunderstorm Warning | JKL | McCreary, Wayne, Whitley | 46 min |
| Mar 27, 10:33 AM EDT | Special Weather Statement | JKL | Bell, Knox | 42 min |
| Mar 27, 10:58 AM EDT | Areal Flood Advisory | JKL | Bell, Clay, Harlan, Knox, Leslie, McCreary and 1 more | 6 hr |
| Mar 27, 11:01 AM EDT | Severe Thunderstorm Warning | JKL | Bell, Harlan, Knox, Whitley | 44 min |
| Mar 27, 11:45 AM EDT | Flood Watch | JKL | Bell, Clay, Harlan, Knott, Knox, Laurel and 7 more | 24 hr |
| Mar 27, 2:37 PM EDT | Areal Flood Advisory | JKL | Knox, Laurel, McCreary, Pulaski, Wayne, Whitley | 6 hr |
| Mar 27, 7:43 PM EDT | Special Weather Statement | JKL | Bell | 47 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.