Alert archive / Kentucky / Tornado Warnings in 2021

Tornado Warning 30, NWS Paducah, KY

December 10, 2021Hopkins County, McLean County, Muhlenberg County, Kentucky

NWS Paducah, KY issued this tornado warning at Dec 10, 2021, 7:12 PM CST for Hopkins County, McLean County, Muhlenberg County, Kentucky. It was in force for 48 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, 7:12 PM CST (01:12 UTC)
Expired
Dec 10, 2021, 8:00 PM CST
In force
48 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Hopkins County, KY, McLean County, KY, Muhlenberg County, KY

The radar

The Ft Campbell radar (KHPX), 54 km from the middle of the area, began a volume at 01:15 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.

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, 6:21 PM CSTTornado WatchSPC10 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.2 hours before the alert went out and 137 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.

404 
WFUS53 KPAH 110112
TORPAH
KYC107-149-177-110200-
/O.NEW.KPAH.TO.W.0030.211211T0112Z-211211T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Paducah KY
712 PM CST Fri Dec 10 2021

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  Northwestern Muhlenberg County in south central Kentucky...
  Southeastern McLean County in northwestern Kentucky...
  Southeastern Hopkins County in northwestern Kentucky...

* Until 800 PM CST.
    
* At 712 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Nortonville, or 7 miles east of Dawson Springs,
  moving northeast at 45 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.

* This dangerous storm will be near...
  Madisonville, Earlington, Nortonville and Mortons Gap around 720 
  PM CST.

Other locations in the path of this tornadic thunderstorm include
Graham, Powderly, Greenville and Central City.

This includes the following highways...
 Interstate 69 in Kentucky between Mile Markers 95 and 112.
 Western Kentucky Parkway between Mile Markers 39 and 59.
 Pennyrile Parkway between Mile Markers 29 and 34.

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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3722 8704 3715 8733 3716 8733 3715 8736
      3714 8736 3713 8740 3713 8749 3710 8752
      3714 8762 3720 8765 3748 8716 3737 8711
      3734 8714 3732 8712 3733 8710
TIME...MOT...LOC 0112Z 238DEG 39KT 3717 8755 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

SP
2 follow-up statements
752 
WWUS53 KPAH 110132
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
732 PM CST Fri Dec 10 2021

KYC107-149-177-110200-
/O.CON.KPAH.TO.W.0030.000000T0000Z-211211T0200Z/
Muhlenberg KY-McLean KY-Hopkins KY-
732 PM CST Fri Dec 10 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CST FOR
NORTHWESTERN MUHLENBERG...SOUTHEASTERN MCLEAN AND EAST CENTRAL
HOPKINS COUNTIES...
    
At 732 PM CST, a severe thunderstorm capable of producing a tornado
was located near Graham, or 10 miles east of Madisonville, moving
northeast at 45 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...
  Powderly, Greenville and Central City.

This includes Western Kentucky Parkway between Mile Markers 44 and
59.
 
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.

Tornadoes are extremely difficult to see and confirm at night. Do not
wait to see or hear the tornado. TAKE COVER NOW!

&&

LAT...LON 3723 8705 3721 8733 3722 8735 3725 8738
      3727 8738 3734 8741 3748 8716 3737 8711
      3734 8714 3732 8712 3733 8710
TIME...MOT...LOC 0132Z 238DEG 39KT 3729 8732 

TORNADO...RADAR INDICATED
MAX HAIL SIZE...<.75 IN

$$

SP
349 
WWUS53 KPAH 110151
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
751 PM CST Fri Dec 10 2021

KYC107-149-177-110200-
/O.EXP.KPAH.TO.W.0030.000000T0000Z-211211T0200Z/
Muhlenberg KY-McLean KY-Hopkins KY-
751 PM CST Fri Dec 10 2021

...THE TORNADO WARNING FOR NORTHWESTERN MUHLENBERG...SOUTHEASTERN
MCLEAN AND EAST CENTRAL HOPKINS COUNTIES WILL EXPIRE AT 800 PM CST...
    
The tornadic thunderstorm which prompted the warning has moved out 
of the warned area. Therefore, the warning will be allowed to expire.

A Tornado Watch remains in effect until 1100 PM CST for northwestern
Kentucky. A Tornado Watch also remains in effect until 200 AM CST for
south central Kentucky.

LAT...LON 3723 8705 3721 8733 3722 8735 3725 8738
      3727 8738 3734 8741 3748 8716 3737 8711
      3734 8714 3732 8712 3733 8710
TIME...MOT...LOC 0150Z 238DEG 39KT 3739 8712 

$$

SP

The office that day

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

IssuedProductOfficeCountiesLasted
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, 11:37 PM CSTTornado WarningPAHDaviess, Henderson, McLean, Webster34 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, 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.