Alert archive / Kentucky / Tornado Warnings in 2021

Tornado Warning 16, NWS Paducah, KY

October 15, 2021Graves County, Kentucky

NWS Paducah, KY issued this tornado warning at Oct 15, 2021, 2:33 PM CDT for Graves County, Kentucky. It was in force for 12 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
Oct 15, 2021, 2:33 PM CDT (19:33 UTC)
Expired
Oct 15, 2021, 2:45 PM CDT
In force
12 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

County Graves County, KY

The radar

The Paducah radar (KPAH), 37 km from the middle of the area, began a volume at 19:35 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
Oct 15, 12:28 PM CDTSevere Thunderstorm WatchSPC9 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 7.6 hours before the alert went out and 190 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 12:00Z on 2021-10-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 47 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 12:00Z on 2021-10-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 169 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
47 J/kg
Mixed-layer CIN
-73 J/kg
Mixed-layer LCL
810 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
169 m²/s²
0-3 km storm-relative helicity
215 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

860 
WFUS53 KPAH 151933
TORPAH
KYC083-151945-
/O.NEW.KPAH.TO.W.0016.211015T1933Z-211015T1945Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Paducah KY
233 PM CDT Fri Oct 15 2021

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  East central Graves County in western Kentucky...

* Until 245 PM CDT.
    
* At 233 PM CDT, a severe thunderstorm capable of producing a tornado
  was located near Mayfield, moving east at 25 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 tornadic thunderstorm will remain over mainly rural areas of
  east central Graves County.

This includes Interstate 69 in Kentucky between Mile Markers 27 and
33.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

To report severe weather contact your nearest law enforcement agency.
They will send your report to the National Weather Service office in
Paducah.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3674 8861 3683 8863 3685 8849 3674 8849
TIME...MOT...LOC 1933Z 262DEG 24KT 3677 8858 

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

$$

SMITH
2 follow-up statements
057 
WWUS53 KPAH 151939
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
239 PM CDT Fri Oct 15 2021

KYC083-151945-
/O.CON.KPAH.TO.W.0016.000000T0000Z-211015T1945Z/
Graves KY-
239 PM CDT Fri Oct 15 2021

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 245 PM CDT FOR EAST
CENTRAL GRAVES COUNTY...
    
At 238 PM CDT, a severe thunderstorm capable of producing a tornado
was located 7 miles east of Mayfield, moving east at 30 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 tornadic thunderstorm will remain over mainly rural areas of
east central Graves County.

This includes Interstate 69 in Kentucky between Mile Markers 29 and
33.
 
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.

If a tornado or other severe weather is spotted, report it to the
National Weather Service or your local nearest law enforcement agency
who will send your report. This act may save lives of others in the
path of dangerous weather.

Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3674 8856 3683 8859 3684 8849 3674 8849
TIME...MOT...LOC 1938Z 261DEG 24KT 3677 8851 

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

$$

SMITH
017 
WWUS53 KPAH 151943
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
243 PM CDT Fri Oct 15 2021

KYC083-151952-
/O.EXP.KPAH.TO.W.0016.000000T0000Z-211015T1945Z/
Graves KY-
243 PM CDT Fri Oct 15 2021

...THE TORNADO WARNING FOR EAST CENTRAL GRAVES COUNTY WILL EXPIRE AT
245 PM CDT...
        
The storm which prompted the warning appears to be weakening below 
severe limits, and is exiting the warned area. Therefore, the 
warning will be allowed to expire.  However gusty winds and heavy 
rain are still possible with this thunderstorm.

A Severe Thunderstorm Watch remains in effect until 800 PM CDT for
western Kentucky.

LAT...LON 3674 8856 3683 8859 3684 8849 3674 8849
TIME...MOT...LOC 1942Z 262DEG 24KT 3677 8849 

$$

SMITH

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 15, 1:44 PM CDTSpecial Weather StatementPAHFulton46 min
Oct 15, 2:06 PM CDTSpecial Weather StatementPAHGraves24 min
Oct 15, 2:28 PM CDTSevere Thunderstorm WarningPAHGraves17 min
Oct 15, 2:49 PM CDTSevere Thunderstorm WarningPAHMarshall31 min
Oct 15, 2:56 PM CDTSpecial Weather StatementPAHCalloway49 min
Oct 15, 3:09 PM CDTSpecial Weather StatementPAHTrigg36 min
Oct 15, 3:38 PM CDTSpecial Weather StatementPAHChristian52 min
Oct 15, 3:47 PM CDTSevere Thunderstorm WarningPAHChristian, Trigg43 min
Oct 15, 4:31 PM CDTSpecial Weather StatementPAHTodd29 min
Oct 15, 5:55 PM CDTSpecial Weather StatementPAHBallard65 min
Oct 15, 6:07 PM CDTSevere Thunderstorm WarningPAHBallard, McCracken18 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.