Alert archive / Kentucky / Tornado Warnings in 2021

Tornado Warning 50, NWS Paducah, KY

December 10, 2021Spencer County, Indiana; 4 counties in Kentucky

NWS Paducah, KY issued this tornado warning at Dec 10, 2021, 11:37 PM CST for Spencer County, Indiana; 4 counties in Kentucky. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Dec 10, 2021, 11:37 PM CST (05:37 UTC)
Expired
Dec 11, 2021, 12:11 AM CST
In force
34 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

Counties Spencer County, IN, Daviess County, KY, Henderson County, KY, McLean County, KY, Webster County, KY

The radar

The Evansville,IN radar (KVWX), 79 km from the middle of the area, began a volume at 05:39 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.

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Dec 10, 3:07 PM CSTTornado WatchSPC11 hr
Dec 10, 11:03 PM CSTTornado WatchSPC5 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 5.6 hours before the alert went out and 188 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, Nashville Metro, TN at 00:00Z on 2021-12-11Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 182 joules per kilogram.LCLLFCEL10008507005003002001001 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, Nashville Metro, TN at 00:00Z on 2021-12-11The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 391 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
182 J/kg
Mixed-layer CIN
-168 J/kg
Mixed-layer LCL
593 m above ground
0-6 km bulk shear
58 kt
0-1 km storm-relative helicity
391 m²/s²
0-3 km storm-relative helicity
370 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

706 
WFUS53 KPAH 110537
TORPAH
INC147-KYC059-101-149-233-110630-
/O.NEW.KPAH.TO.W.0050.211211T0537Z-211211T0630Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Paducah KY
Issued by National Weather Service Springfield MO
1137 PM CST Fri Dec 10 2021

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  Southwestern Spencer County in southwestern Indiana...
  Daviess County in northwestern Kentucky...
  Southeastern Henderson County in northwestern Kentucky...
  Northwestern McLean County in northwestern Kentucky...
  Northeastern Webster County in northwestern Kentucky...

* Until 1230 AM CST.
    
* At 1136 PM CST, a severe thunderstorm capable of producing a
  tornado was located near Sebree, or 15 miles northeast of
  Providence, moving northeast at 50 mph.

  HAZARD...Tornado and quarter size hail.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* Locations impacted include...
  Owensboro, Rockport, Grandview, Whitesville, Robards, Knottsville,
  St. Joseph, Masonville, Stanley, Eureka, Beech Grove, Moseleyville
  and Hebbardsville.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3771 8686 3769 8684 3755 8742 3763 8753
      3762 8770 3783 8733 3798 8711 3793 8699
      3789 8698 3790 8692 3788 8690 3784 8691
      3784 8685 3779 8682 3774 8682
TIME...MOT...LOC 0536Z 245DEG 45KT 3756 8757 

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

Perez
2 follow-up statements
973 
WWUS53 KPAH 110550
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
Issued by National Weather Service Springfield MO
1150 PM CST Fri Dec 10 2021

KYC149-233-110559-
/O.CAN.KPAH.TO.W.0050.000000T0000Z-211211T0630Z/
McLean KY-Webster KY-
1150 PM CST Fri Dec 10 2021

...THE TORNADO WARNING FOR NORTHWESTERN MCLEAN AND NORTHEASTERN
WEBSTER COUNTIES IS CANCELLED...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 200 AM CST for southwestern
Indiana...and northwestern Kentucky. A Tornado Watch also remains in
effect until 500 AM CST for southwestern Indiana...and northwestern
Kentucky.

LAT...LON 3770 8729 3773 8737 3776 8744 3781 8736
      3783 8733 3798 8711 3793 8699 3789 8698
      3790 8692 3788 8690 3784 8691 3784 8685
      3779 8682
TIME...MOT...LOC 0549Z 236DEG 40KT 3776 8727 

$$

INC147-KYC059-101-110630-
/O.CON.KPAH.TO.W.0050.000000T0000Z-211211T0630Z/
Spencer IN-Daviess KY-Henderson KY-
1150 PM CST Fri Dec 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1230 AM CST FOR
SOUTHWESTERN SPENCER...CENTRAL DAVIESS AND EAST CENTRAL HENDERSON
COUNTIES...
    
At 1149 PM CST, a severe thunderstorm capable of producing a tornado
was located near Stanley, or 9 miles west of Owensboro, moving
northeast at 50 mph.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

Locations impacted include...
Owensboro, Rockport, Grandview, Stanley, Eureka and Hebbardsville. 

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3770 8729 3773 8737 3776 8744 3781 8736
      3783 8733 3798 8711 3793 8699 3789 8698
      3790 8692 3788 8690 3784 8691 3784 8685
      3779 8682
TIME...MOT...LOC 0549Z 236DEG 40KT 3776 8727 

TORNADO...RADAR INDICATED
HAIL...0.00IN

$$

Perez
755 
WWUS53 KPAH 110611
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
Issued by National Weather Service Springfield MO
1211 AM CST Sat Dec 11 2021

INC147-KYC059-101-110620-
/O.CAN.KPAH.TO.W.0050.000000T0000Z-211211T0630Z/
Spencer IN-Daviess KY-Henderson KY-
1211 AM CST Sat Dec 11 2021

...THE TORNADO WARNING FOR SOUTHWESTERN SPENCER...CENTRAL DAVIESS AND
EAST CENTRAL HENDERSON COUNTIES IS CANCELLED...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore, the warning has been cancelled.

A Tornado Watch remains in effect until 200 AM CST for southwestern
Indiana...and northwestern Kentucky. A Tornado Watch also remains in
effect until 500 AM CST for southwestern Indiana...and northwestern
Kentucky.

To report severe weather, contact your nearest law enforcement
agency. They will relay your report to the National Weather Service
Paducah.

LAT...LON 3770 8729 3773 8737 3776 8744 3781 8736
      3783 8733 3798 8711 3793 8699 3789 8698
      3790 8692 3788 8690 3784 8691 3784 8685
      3779 8682
TIME...MOT...LOC 0556Z 245DEG 45KT 3787 8696 

$$

Cramer

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 10, 7:12 PM CSTTornado WarningPAHHopkins, McLean, Muhlenberg48 min
Dec 10, 8:19 PM CSTTornado WarningPAHChristian, Hopkins, Muhlenberg41 min
Dec 10, 8:26 PM CSTTornado WarningPAHCaldwell, Christian, Hopkins, Trigg34 min
Dec 10, 8:29 PM CSTTornado Warning Tornado observedConsiderable damage threatPAHFulton, Hickman61 min
Dec 10, 8:48 PM CSTTornado WarningPAHChristian, Hopkins, Muhlenberg42 min
Dec 10, 9:05 PM CSTTornado Warning Tornado observedConsiderable damage threatPAHGraves, Marshall40 min
Dec 10, 9:21 PM CSTSevere Thunderstorm WarningPAHBallard39 min
Dec 10, 9:25 PM CSTTornado WarningPAHMcLean, Muhlenberg20 min
Dec 10, 9:26 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatPAHGraves9 min
Dec 10, 9:40 PM CSTTornado Warning Tornado observedConsiderable damage threatPAHGraves, Livingston, Lyon, Marshall50 min
Dec 10, 9:45 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatPAHMarshall15 min
Dec 10, 9:49 PM CSTSevere Thunderstorm WarningPAHBallard, Carlisle, McCracken41 min
Dec 10, 10:09 PM CSTTornado Warning Tornado observedConsiderable damage threatPAHCaldwell, Christian, Hopkins, Lyon51 min
Dec 10, 10:17 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatPAHCaldwell13 min
Dec 10, 10:30 PM CSTTornado WarningPAHCrittenden, Livingston45 min
Dec 10, 10:31 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatPAHCaldwell, Hopkins29 min
Dec 10, 10:36 PM CSTTornado Warning Tornado observedConsiderable damage threatPAHHopkins, McLean, Muhlenberg39 min
Dec 10, 10:44 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatPAHHopkins, Muhlenberg31 min
Dec 10, 10:58 PM CSTTornado Warning EmergencyTornado observedCatastrophic damage threatPAHMcLean, Muhlenberg17 min
Dec 10, 11:11 PM CSTSevere Thunderstorm WarningPAHCrittenden, Hopkins, Union, Webster36 min
Dec 10, 11:17 PM CSTTornado WarningPAHWebster28 min
Dec 10, 11:40 PM CSTTornado Warning Tornado observedConsiderable damage threatPAHCalloway15 min
Dec 11, 12:03 AM CSTTornado Warning Tornado observedConsiderable damage threatPAHChristian, Trigg42 min
Dec 11, 12:29 AM CSTTornado Warning Tornado observedConsiderable damage threatPAHTodd21 min
Dec 11, 1:46 AM CSTFlash Flood WarningPAHCalloway, Christian, Todd, Trigg8 hr
Dec 11, 1:49 AM CSTSevere Thunderstorm WarningPAHChristian, Todd26 min

Nearby

Tornado Warnings in Kentucky, 2021Tornado Warnings in Indiana, 2021Every tornado warning in 2021Tornadoes 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.