Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 15, NWS Jackson, KY
NWS Jackson, KY issued this severe thunderstorm warning at Apr 8, 2021, 5:40 PM EDT for 4 counties in Kentucky. It was in force for 25 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
- Apr 8, 2021, 5:40 PM EDT (21:40 UTC)
- Expired
- Apr 8, 2021, 6:05 PM EDT
- In force
- 25 min
- Issued by
- NWS Jackson, KY
- Area
- Storm-based polygon
- Hail
- 1.25 in
- Wind
- 60.0 mph
Counties Menifee County, KY, Morgan County, KY, Powell County, KY, Wolfe County, KY
The radar
The Jackson,KY radar (KJKL), 39 km from the middle of the area, began a volume at 21:41 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 |
|---|---|---|---|
| Apr 8, 5:41 PM EDT | HAIL 0.5 | 1 Ene Natural Bridge St, KY |
Local storm reports filed while the alert was in force, from inside its polygon or its counties.
The nearest sounding before it
Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.7 hours before the alert went out and 178 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
- 32 J/kg
- Mixed-layer CIN
- -99 J/kg
- Mixed-layer LCL
- 1630 m above ground
- 0-6 km bulk shear
- 26 kt
- 0-1 km storm-relative helicity
- 78 m²/s²
- 0-3 km storm-relative helicity
- 98 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
887
WUUS53 KJKL 082140
SVRJKL
KYC165-175-197-237-082230-
/O.NEW.KJKL.SV.W.0015.210408T2140Z-210408T2230Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
540 PM EDT Thu Apr 8 2021
The National Weather Service in JACKSON KY has issued a
* Severe Thunderstorm Warning for...
Southeastern Powell County in east central Kentucky...
West central Morgan County in southeastern Kentucky...
Menifee County in east central Kentucky...
Northwestern Wolfe County in southeastern Kentucky...
* Until 630 PM EDT.
* At 540 PM EDT, a severe thunderstorm was located over Koomer Ridge
Campground, or 7 miles northwest of Campton, moving northeast at 30
mph.
HAZARD...60 mph wind gusts and half dollar size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage
to roofs, siding, and trees.
* Locations impacted include...
Frenchburg, Wellington, Campsites in the Indian Creek area of the
Daniel Boone National Forrest, Torrent, Rogers, Stoll, Leeco, Red
River Gorge, Denniston, Slade, Omer and Pine Ridge.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 3805 8355 3793 8334 3770 8367 3772 8372
3773 8373 3773 8374 3776 8379
TIME...MOT...LOC 2140Z 220DEG 26KT 3779 8366
HAIL...1.25IN
WIND...60MPH
$$
HAL1 follow-up statement
729
WWUS53 KJKL 082205
SVSJKL
Severe Weather Statement
National Weather Service JACKSON KY
605 PM EDT Thu Apr 8 2021
KYC165-175-197-237-082215-
/O.CAN.KJKL.SV.W.0015.000000T0000Z-210408T2230Z/
Powell KY-Morgan KY-Menifee KY-Wolfe KY-
605 PM EDT Thu Apr 8 2021
...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN POWELL...WEST
CENTRAL MORGAN...MENIFEE AND NORTHWESTERN WOLFE COUNTIES IS
CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled.
LAT...LON 3805 8355 3793 8334 3770 8367 3772 8372
3773 8373 3773 8374 3776 8379
TIME...MOT...LOC 2156Z 220DEG 26KT 3793 8351
$$
HALThe office that day
Everything else NWS Jackson, KY issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 8, 2:17 PM EDT | Special Weather Statement | JKL | Wayne | 28 min |
| Apr 8, 3:26 PM EDT | Special Weather Statement | JKL | Pulaski, Rockcastle | 49 min |
| Apr 8, 3:54 PM EDT | Severe Thunderstorm Warning | JKL | Jackson, Laurel, Pulaski, Rockcastle | 36 min |
| Apr 8, 4:27 PM EDT | Severe Thunderstorm Warning | JKL | Jackson, Laurel, Rockcastle | 33 min |
| Apr 8, 4:31 PM EDT | Special Weather Statement | JKL | Pulaski | 29 min |
| Apr 8, 5:07 PM EDT | Special Weather Statement | JKL | Lee | 38 min |
| Apr 8, 5:17 PM EDT | Special Weather Statement | JKL | Montgomery | 28 min |
| Apr 8, 5:20 PM EDT | Severe Thunderstorm Warning | JKL | Estill, Lee, Powell, Wolfe | 25 min |
| Apr 8, 5:50 PM EDT | Severe Thunderstorm Warning | JKL | Estill, Lee, Powell, Wolfe | 25 min |
| Apr 8, 5:56 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, McCreary, Pulaski, Whitley | 49 min |
| Apr 8, 6:02 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, McCreary, Pulaski, Wayne | 21 min |
| Apr 8, 6:14 PM EDT | Severe Thunderstorm Warning | JKL | Menifee, Morgan, Powell, Wolfe | 31 min |
| Apr 8, 6:44 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Jackson, Laurel, Owsley | 31 min |
| Apr 8, 6:51 PM EDT | Severe Thunderstorm Warning | JKL | Laurel, Pulaski | 24 min |
| Apr 8, 6:58 PM EDT | Severe Thunderstorm Warning | JKL | Bell, Knox, Whitley | 35 min |
| Apr 8, 7:11 PM EDT | Severe Thunderstorm Warning | JKL | Breathitt, Lee, Magoffin, Morgan, Wolfe | 49 min |
| Apr 8, 7:31 PM EDT | Severe Thunderstorm Warning | JKL | Clay, Laurel, Owsley | 29 min |
| Apr 8, 7:39 PM EDT | Severe Thunderstorm Warning | JKL | Bell | 51 min |
| Apr 8, 7:49 PM EDT | Special Weather Statement | JKL | Breathitt | 26 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.