Alert archive / Kentucky / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 92, NWS Louisville, KY

July 26, 2021Clinton County, Russell County, Kentucky

NWS Louisville, KY issued this severe thunderstorm warning at Jul 26, 2021, 5:41 PM CDT for Clinton County, Russell County, Kentucky. It was in force for 34 min. 2 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: Jul 26, 2021, 5:41 PM CDT (22:41 UTC)
Expired: Jul 26, 2021, 6:15 PM CDT
In force: 34 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Clinton County, KY, Russell County, KY

The radar

The Louisville radar (KLVX), 146 km from the middle of the area, began a volume at 22:41 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
Jul 26, 5:42 PM CDT	TSTM WND DMG	3 Ene Freedom, KY	HOUSEBOAT FLIPPED OVER FROM THUNDERSTORM WINDS ON LAKE CUMBERLAND NEAR STATE DOCK. TIME ESTIMATED FROM RADAR.
Jul 26, 6:04 PM CDT	TSTM WND DMG	4 Se Creelsboro, KY	MULTIPLE TREES DOWN ON POWER LINES GENERALLY ALONG AND NEAR HIGHWAY 127 NORTH.

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, 10.7 hours before the alert went out and 161 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-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

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: 1186 J/kg
Mixed-layer CIN: -54 J/kg
Mixed-layer LCL: 939 m above ground
0-6 km bulk shear: 14 kt
0-1 km storm-relative helicity: 0 m²/s²
0-3 km storm-relative helicity: -6 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

333 
WUUS53 KLMK 262241
SVRLMK
KYC053-207-262315-
/O.NEW.KLMK.SV.W.0092.210726T2241Z-210726T2315Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Louisville KY
541 PM CDT Mon Jul 26 2021

The National Weather Service in Louisville has issued a

* Severe Thunderstorm Warning for...
  Northeastern Clinton County in south central Kentucky...
  South central Russell County in south central Kentucky...

* Until 615 PM CDT.

* At 541 PM CDT, a severe thunderstorm was located near Cabell,
  moving southeast at 10 mph.

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

  SOURCE...Radar indicated.

  IMPACT...Hail damage to vehicles is expected. Expect wind damage 
           to roofs, siding, and trees.

* This severe thunderstorm will remain over mainly rural areas of
  northeastern Clinton and south central Russell Counties, including
  the following locations... Long Bottom, Helm, Cumberland City,
  Manntown, Rowena and Seventy Six.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3677 8514 3691 8517 3697 8500 3694 8495
      3692 8496 3689 8502 3686 8506 3683 8506
      3681 8504
TIME...MOT...LOC 2241Z 326DEG 10KT 3689 8508 

HAIL...1.00IN
WIND...60MPH
 
$$

DM

2 follow-up statements

258 
WWUS53 KLMK 262302
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
602 PM CDT Mon Jul 26 2021

KYC053-207-262315-
/O.CON.KLMK.SV.W.0092.000000T0000Z-210726T2315Z/
Clinton KY-Russell KY-
602 PM CDT Mon Jul 26 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 615 PM CDT
FOR NORTHEASTERN CLINTON AND SOUTH CENTRAL RUSSELL COUNTIES...

At 601 PM CDT, a severe thunderstorm was located west of Cabell, 
moving south at 10 mph.

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

SOURCE...Radar indicated.

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

Locations impacted include...
Long Bottom, Seventy Six, Cumberland City, Manntown and Rowena. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3689 8517 3687 8505 3686 8506 3683 8506
      3681 8504 3677 8514
TIME...MOT...LOC 2301Z 359DEG 8KT 3684 8511 

HAIL...0.75IN
WIND...60MPH
 
$$

DM

736 
WWUS53 KLMK 262313
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
613 PM CDT Mon Jul 26 2021

KYC053-207-262323-
/O.EXP.KLMK.SV.W.0092.000000T0000Z-210726T2315Z/
Clinton KY-Russell KY-
613 PM CDT Mon Jul 26 2021

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN CLINTON AND SOUTH
CENTRAL RUSSELL COUNTIES WILL EXPIRE AT 615 PM CDT...
                
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 will be allowed to expire.  However small hail
and gusty winds are still possible with this thunderstorm.

LAT...LON 3689 8517 3687 8505 3686 8506 3683 8506
      3681 8504 3677 8514
TIME...MOT...LOC 2313Z 326DEG 10KT 3682 8509 

$$

DM

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 26, 11:16 AM CDT	Special Weather Statement	LMK	Madison	29 min
Jul 26, 2:56 PM CDT	Special Weather Statement	LMK	Clinton	34 min
Jul 26, 5:32 PM CDT	Special Weather Statement	LMK	Russell	28 min
Jul 26, 6:08 PM CDT	Special Weather Statement	LMK	Clinton	37 min

Nearby

Severe Thunderstorm Warnings in Kentucky, 2021 Every 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.