Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 89, NWS Jackson, KY

September 22, 20218 counties in Kentucky

NWS Jackson, KY issued this severe thunderstorm warning at Sep 22, 2021, 9:27 AM EDT for 8 counties in Kentucky. It was in force for 48 min. 5 reports 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
Sep 22, 2021, 9:27 AM EDT (13:27 UTC)
Expired
Sep 22, 2021, 10:15 AM EDT
In force
48 min
Issued by
NWS Jackson, KY
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Breathitt County, KY, Floyd County, KY, Harlan County, KY, Knott County, KY, Leslie County, KY, Letcher County, KY, Magoffin County, KY, Perry County, KY

The radar

The Jackson,KY radar (KJKL), 39 km from the middle of the area, began a volume at 13:29 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
Sep 22, 9:32 AM EDTTSTM WND DMG3 Se Sikes, KYBREATHITT COUNTY 911 CALL CENTER REPORTED TREE OVER KY-1098 NEAR MP 12. TIME ESTIMATED FROM RADAR.
Sep 22, 9:42 AM EDTTSTM WND DMGWooton, KYCORRECTS PREVIOUS TSTM WND DMG REPORT FROM WOOTON. LESLIE COUNTY 911 CALL CENTER REPORTED TELEPHONE LINES DOWN BLOCKING BOTH LANES OF HIGHWAY 80 NEAR THE INTERSECTION WITH WOOTON RD.
Sep 22, 9:42 AM EDTTSTM WND DMGWooton, KYLESLIE COUNTY 911 CALL CENTER REPORTED POWER LINES DOWN BLOCKING BOTH LANES OF HIGHWAY 80 NEAR THE INTERSECTION WITH WOOTON RD.
Sep 22, 10:06 AM EDTTSTM WND DMG1 Se Elic, KYKENTUCKY STATE POLICE REPORTS TREE DOWN ACROSS YELLOW CREEK RD. AT ABOUT THE HALFWAY POINT. TIME ESTIMATED FROM RADAR.
Sep 22, 10:25 AM EDTTSTM WND DMGPolly, KYPUBLIC REPORTED A FEW TREES DOWN DUE TO THUNDERSTORM WIND GUSTS. TIME ESTIMATED FROM RADAR.

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, 1.5 hours before the alert went out and 244 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 2021-09-22Temperature 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 2021-09-22The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 86 square meters per square second.1939587897Sfc1 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
496 m above ground
0-6 km bulk shear
35 kt
0-1 km storm-relative helicity
86 m²/s²
0-3 km storm-relative helicity
135 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.1

Open this sounding in Storm Lab

The text

As transmitted.

093 
WUUS53 KJKL 221327
SVRJKL
KYC025-071-095-119-131-133-153-193-221415-
/O.NEW.KJKL.SV.W.0089.210922T1327Z-210922T1415Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service JACKSON KY
927 AM EDT Wed Sep 22 2021

The National Weather Service in JACKSON KY has issued a

* Severe Thunderstorm Warning for...
  North central Harlan County in southeastern Kentucky...
  Eastern Leslie County in southeastern Kentucky...
  Central Letcher County in southeastern Kentucky...
  Perry County in southeastern Kentucky...
  Knott County in southeastern Kentucky...
  Southwestern Floyd County in southeastern Kentucky...
  Central Breathitt County in southeastern Kentucky...
  Southeastern Magoffin County in southeastern Kentucky...

* Until 1015 AM EDT.

* At 927 AM EDT, severe thunderstorms were located along a line
  extending from Barwick to near Bledsoe, moving northeast at 40 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

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

* Severe thunderstorms will be near...
  Wolf Coal around 930 AM EDT.
  Ned around 935 AM EDT.
  Hardshell around 940 AM EDT.
  Big Laurel around 945 AM EDT.

Other locations in the path of these severe thunderstorms include
Leatherwood and Delphia.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3749 8342 3762 8295 3728 8271 3727 8273
      3721 8266 3686 8334
TIME...MOT...LOC 1327Z 233DEG 34KT 3739 8335 3689 8339 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

FISHER
1 follow-up statement
953 
WWUS53 KJKL 221406
SVSJKL

Severe Weather Statement
National Weather Service JACKSON KY
1006 AM EDT Wed Sep 22 2021

KYC131-221416-
/O.CAN.KJKL.SV.W.0089.000000T0000Z-210922T1415Z/
Leslie KY-
1006 AM EDT Wed Sep 22 2021

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN LESLIE COUNTY IS
CANCELLED...

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

LAT...LON 3695 8317 3707 8318 3707 8317 3711 8318
      3754 8321 3762 8295 3728 8271 3727 8273
      3721 8266
TIME...MOT...LOC 1406Z 233DEG 34KT 3760 8300 3710 8304 

$$

KYC025-071-095-119-133-153-193-221415-
/O.CON.KJKL.SV.W.0089.000000T0000Z-210922T1415Z/
Harlan KY-Letcher KY-Perry KY-Knott KY-Floyd KY-Breathitt KY-
Magoffin KY-
1006 AM EDT Wed Sep 22 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1015 AM EDT
FOR NORTHEASTERN HARLAN...CENTRAL LETCHER...EASTERN PERRY...KNOTT...
SOUTHWESTERN FLOYD...SOUTHEASTERN BREATHITT AND SOUTHEASTERN MAGOFFIN
COUNTIES...

At 1006 AM EDT, severe thunderstorms were located along a line
extending from Fredville to Hallie, moving northeast at 40 mph.

HAZARD...60 mph wind gusts.

SOURCE...Radar indicated.

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

Locations impacted include...
  Fredville, Carbon Glow, Isom, Bath, Democrat and Deane.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3695 8317 3707 8318 3707 8317 3711 8318
      3754 8321 3762 8295 3728 8271 3727 8273
      3721 8266
TIME...MOT...LOC 1406Z 233DEG 34KT 3760 8300 3710 8304 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$

FISHER

The office that day

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

IssuedProductOfficeCountiesLasted
Sep 22, 8:50 AM EDTSpecial Weather StatementJKLLeslie40 min
Sep 22, 8:55 AM EDTSevere Thunderstorm WarningJKLBell, Clay, Harlan, Knox, Leslie, Perry50 min
Sep 22, 9:35 AM EDTSpecial Weather StatementJKLElliott, Johnson, Magoffin40 min
Sep 22, 10:05 AM EDTSevere Thunderstorm WarningJKLFloyd, Johnson, Knott, Magoffin, Martin, Morgan and 1 more40 min
Sep 22, 10:13 AM EDTSevere Thunderstorm WarningJKLFloyd, Harlan, Knott, Letcher, Pike47 min
Sep 22, 10:48 AM EDTSpecial Weather StatementJKLMartin27 min
Sep 22, 10:58 AM EDTSpecial Weather StatementJKLPike47 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.