Alert archive / Kentucky / Severe Thunderstorm Warnings in 2023

Severe Thunderstorm Warning 21, NWS Jackson, KY

May 7, 20239 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at May 7, 2023, 11:14 AM EDT for 9 counties in Kentucky. It was in force for 31 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
May 7, 2023, 11:14 AM EDT (15:14 UTC)
Expired
May 7, 2023, 11:45 AM EDT
In force
31 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Breathitt County, KY, Estill County, KY, Jackson County, KY, Lee County, KY, Menifee County, KY, Morgan County, KY, Owsley County, KY, Powell County, KY, Wolfe County, KY

The radar

The Jackson,KY radar (KJKL), 48 km from the middle of the area, began a volume at 15:15 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

TimeReportWhereRemark
May 7, 11:30 AM EDTHAIL 0.881 N Belle Point, 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, 3.2 hours before the alert went out and 200 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.

Skew-T log-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2023-05-07Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2023-05-07The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 113 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
682 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
113 m²/s²
0-3 km storm-relative helicity
218 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

301 
WUUS53 KJKL 071514
SVRJKL
KYC025-065-109-129-165-175-189-197-237-071545-
/O.NEW.KJKL.SV.W.0021.230507T1514Z-230507T1545Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
1114 AM EDT Sun May 7 2023

The National Weather Service in JACKSON KY has issued a

* Severe Thunderstorm Warning for...
  Southeastern Powell County in east central Kentucky...
  Southern Morgan County in southeastern Kentucky...
  Northwestern Owsley County in southeastern Kentucky...
  Southern Estill County in east central Kentucky...
  Northern Jackson County in southeastern Kentucky...
  South central Menifee County in east central Kentucky...
  Northwestern Breathitt County in southeastern Kentucky...
  Lee County in southeastern Kentucky...
  Wolfe County in southeastern Kentucky...

* Until 1145 AM EDT.

* At 1113 AM EDT, severe thunderstorms were located along a line
  extending from Glencairn to Shade to near Shirley, moving east at
  35 mph.

  HAZARD...60 mph wind gusts and penny size hail.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to roofs, siding, and trees.

* Severe thunderstorms will be near...
  Whynot around 1120 AM EDT.
  Campton around 1125 AM EDT.
  Beattyville around 1130 AM EDT.

Other locations in the path of these severe thunderstorms include 
Red River Gorge, Natural Bridge, St. Helens, Canyon Falls and Wild 
Dog.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

&&

LAT...LON 3775 8326 3755 8356 3743 8408 3756 8417
      3756 8415 3757 8409 3761 8412 3763 8412
      3769 8390 3786 8368
TIME...MOT...LOC 1513Z 291DEG 29KT 3778 8366 3765 8384 3759 8413 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

VORST
2 follow-up statements
986 
WWUS53 KJKL 071527
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
1127 AM EDT Sun May 7 2023

KYC165-175-197-071536-
/O.CAN.KJKL.SV.W.0021.000000T0000Z-230507T1545Z/
Powell KY-Morgan KY-Menifee KY-
1127 AM EDT Sun May 7 2023

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN POWELL...SOUTHERN
MORGAN AND SOUTH CENTRAL MENIFEE COUNTIES IS CANCELLED...

The storms which prompted the warning has weakened. moved out of the 
warned area. Therefore, the warning has been cancelled.

LAT...LON 3769 8337 3755 8356 3743 8408 3756 8417
      3756 8415 3757 8409 3763 8382 3778 8362
TIME...MOT...LOC 1526Z 291DEG 29KT 3775 8355 3762 8373 3756 8402 

$$

KYC025-065-109-129-189-237-071545-
/O.CON.KJKL.SV.W.0021.000000T0000Z-230507T1545Z/
Owsley KY-Estill KY-Jackson KY-Breathitt KY-Lee KY-Wolfe KY-
1127 AM EDT Sun May 7 2023

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 AM EDT
FOR NORTHWESTERN OWSLEY...SOUTH CENTRAL ESTILL...NORTHERN JACKSON...
NORTHWESTERN BREATHITT...LEE AND SOUTHWESTERN WOLFE COUNTIES...

At 1126 AM EDT, severe thunderstorms were located along a line
extending from Campton to Mount Olive to Blanton Flats, moving east
at 35 mph.

HAZARD...60 mph wind gusts and penny size hail.

SOURCE...Radar indicated.

IMPACT...Expect damage to roofs, siding, and trees.

These severe storms will be near...
  Beattyville around 1130 AM EDT.

Other locations in the path of these severe thunderstorms include
Fincastle, Monica, Athol and Delvinta.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Heavy rainfall is occurring with these storms, and may lead to flash 
flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3769 8337 3755 8356 3743 8408 3756 8417
      3756 8415 3757 8409 3763 8382 3778 8362
TIME...MOT...LOC 1526Z 291DEG 29KT 3775 8355 3762 8373 3756 8402 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...0.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

VORST
513 
WWUS53 KJKL 071535
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
1135 AM EDT Sun May 7 2023

KYC025-065-109-129-189-237-071545-
/O.EXP.KJKL.SV.W.0021.000000T0000Z-230507T1545Z/
Owsley KY-Estill KY-Jackson KY-Breathitt KY-Lee KY-Wolfe KY-
1135 AM EDT Sun May 7 2023

...THE SEVERE THUNDERSTORM WARNING FOR NORTHWESTERN OWSLEY...SOUTH
CENTRAL ESTILL...NORTHERN JACKSON...NORTHWESTERN BREATHITT...LEE AND
SOUTHWESTERN WOLFE COUNTIES WILL EXPIRE AT 1145 AM EDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However small hail
and gusty winds are still possible with these thunderstorms.

LAT...LON 3769 8337 3755 8356 3743 8408 3756 8417
      3756 8415 3757 8409 3763 8382 3778 8362
TIME...MOT...LOC 1535Z 291DEG 29KT 3773 8348 3760 8366 3754 8395 

$$

VORST

The office that day

Everything else NWS Jackson, KY issued on the same UTC day.

IssuedProductOfficeCountiesLasted
May 7, 9:53 AM EDTSpecial Weather StatementJKLBath, Montgomery, Rowan52 min
May 7, 10:41 AM EDTSpecial Weather StatementJKLBath, Elliott, Estill, Menifee, Montgomery, Morgan and 1 more34 min
May 7, 10:46 AM EDTSevere Thunderstorm WarningJKLEstill, Lee, Menifee, Powell, Wolfe29 min
May 7, 11:18 AM EDTSpecial Weather StatementJKLJackson, Pulaski, Rockcastle27 min
May 7, 11:22 AM EDTSevere Thunderstorm WarningJKLJackson, Laurel, Pulaski, Rockcastle23 min
May 7, 11:33 AM EDTSpecial Weather StatementJKLBreathitt, Magoffin, Owsley27 min
May 7, 11:47 AM EDTSpecial Weather StatementJKLJackson, Laurel, Pulaski28 min
May 7, 11:56 AM EDTSpecial Weather StatementJKLBreathitt, Knott, Owsley, Perry34 min
May 7, 1:53 PM EDTSpecial Weather StatementJKLBell52 min
May 7, 2:29 PM EDTSpecial Weather StatementJKLWayne46 min
May 7, 3:10 PM EDTSpecial Weather StatementJKLMcCreary35 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.