Alert archive / Kentucky / Tornado Warnings in 2016

Tornado Warning 27, NWS Louisville, KY

December 17, 2016Breckinridge County, Grayson County, Ohio County, Kentucky

NWS Louisville, KY issued this tornado warning at Dec 17, 2016, 3:23 PM CST for Breckinridge County, Grayson County, Ohio County, Kentucky. It was in force for 22 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 17, 2016, 3:23 PM CST (21:23 UTC)
Expired: Dec 17, 2016, 3:45 PM CST
In force: 22 min
Issued by: NWS Louisville, KY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Breckinridge County, KY, Grayson County, KY, Ohio County, KY

The radar

The Louisville radar (KLVX), 78 km from the middle of the area, began a volume at 21:25 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.

Issued	Product	Office	Lasted
Dec 17, 1:42 PM CST	Tornado Watch	SPC	7 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 9.4 hours before the alert went out and 165 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 611 m above ground
0-6 km bulk shear: 74 kt
0-1 km storm-relative helicity: 734 m²/s²
0-3 km storm-relative helicity: 836 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.3

Open this sounding in Storm Lab

The text

As transmitted.

912 
WFUS53 KLMK 172123
TORLMK
KYC027-085-183-172145-
/O.NEW.KLMK.TO.W.0027.161217T2123Z-161217T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Louisville KY
323 PM CST SAT DEC 17 2016

The National Weather Service in Louisville has issued a

* Tornado Warning for...
  Northeastern Ohio County in central Kentucky...
  Northwestern Grayson County in central Kentucky...
  Southwestern Breckinridge County in central Kentucky...

* Until 345 PM CST
    
* At 323 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Hartford, moving northeast at 55 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...
  Hartford, Beaver Dam, Fordsville, Adaburg, Askin, Narrows, Vanzant,
  Hites Falls, Taffy and Sunnydale.

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 3768 8667 3766 8663 3769 8664 3771 8659
      3752 8656 3741 8688 3755 8696
TIME...MOT...LOC 2123Z 243DEG 47KT 3749 8684 

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

$$

ZT

2 follow-up statements

834 
WWUS53 KLMK 172130
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
330 PM CST SAT DEC 17 2016

KYC027-085-183-172145-
/O.CON.KLMK.TO.W.0027.000000T0000Z-161217T2145Z/
Ohio KY-Grayson KY-Breckinridge KY-
330 PM CST SAT DEC 17 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CST FOR
NORTHEASTERN OHIO...NORTHWESTERN GRAYSON AND SOUTHWESTERN
BRECKINRIDGE COUNTIES...
    
At 329 PM CST, a severe thunderstorm capable of producing a tornado
was located 9 miles northeast of Hartford, moving northeast at 55
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...
Fordsville, Adaburg, Askin, Narrows, Vanzant, Hites Falls, Taffy,
Sunnydale, Ellmitch and Dukehurst.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 3768 8667 3766 8663 3769 8664 3771 8659
      3752 8656 3743 8682 3757 8691
TIME...MOT...LOC 2129Z 242DEG 46KT 3753 8676 

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

$$

ZT

515 
WWUS53 KLMK 172136
SVSLMK

Severe Weather Statement
National Weather Service Louisville KY
336 PM CST SAT DEC 17 2016

KYC027-085-183-172145-
/O.CON.KLMK.TO.W.0027.000000T0000Z-161217T2145Z/
Ohio KY-Grayson KY-Breckinridge KY-
336 PM CST SAT DEC 17 2016

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 345 PM CST FOR
NORTHEASTERN OHIO...NORTHWESTERN GRAYSON AND SOUTHWESTERN
BRECKINRIDGE COUNTIES...
    
At 336 PM CST, a severe thunderstorm capable of producing a tornado
was located 13 miles southeast of Whitesville, 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...
Fordsville, Ellmitch, Olaton, Askin, Yeaman, Dundee, Narrows, Shreve,
Vanzant and Hites Falls.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

LAT...LON 3768 8667 3766 8663 3769 8664 3771 8659
      3752 8656 3746 8673 3762 8680
TIME...MOT...LOC 2136Z 242DEG 43KT 3755 8668 

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

$$

ZT

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 17, 4:36 AM CST	Winter Weather Advisory	LMK	Adair, Allen, Anderson, Barren, Bourbon, Boyle and 43 more	28 hr
Dec 17, 1:45 PM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock	15 min
Dec 17, 1:58 PM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock	13 min
Dec 17, 2:52 PM CST	Severe Thunderstorm Warning	LMK	Ohio	38 min
Dec 17, 3:02 PM CST	Tornado Warning	LMK	Ohio	13 min
Dec 17, 3:22 PM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock	23 min
Dec 17, 3:39 PM CST	Tornado Warning	LMK	Breckinridge, Grayson, Ohio	21 min
Dec 17, 3:46 PM CST	Severe Thunderstorm Warning	LMK	Breckinridge, Hancock, Meade	29 min
Dec 17, 3:58 PM CST	Special Weather Statement	LMK	Breckinridge	32 min
Dec 17, 4:23 PM CST	Special Weather Statement	LMK	Meade	67 min
Dec 17, 4:35 PM CST	Special Weather Statement	LMK	Ohio	25 min
Dec 17, 5:25 PM CST	Special Weather Statement	LMK	Meade	35 min
Dec 17, 5:30 PM CST	Special Weather Statement	LMK	Ohio	30 min

Nearby

Tornado Warnings in Kentucky, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.