Alert archive / Kentucky / Tornado Warnings in 2016

Tornado Warning 72, NWS Paducah, KY

December 17, 2016Crittenden County, Hopkins County, Webster County, Kentucky

NWS Paducah, KY issued this tornado warning at Dec 17, 2016, 2:39 PM CST for Crittenden County, Hopkins County, Webster County, Kentucky. It was in force for 36 min. 1 report 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: Dec 17, 2016, 2:39 PM CST (20:39 UTC)
Expired: Dec 17, 2016, 3:15 PM CST
In force: 36 min
Issued by: NWS Paducah, KY
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Crittenden County, KY, Hopkins County, KY, Webster County, KY

The radar

The Ft Campbell radar (KHPX), 85 km from the middle of the area, began a volume at 20:42 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
Dec 17, 3:14 PM CST	FUNNEL CLOUD	4 N Slaughters, KY	FUNNEL CLOUD REPORTED WITHIN HEAVY RAINFALL

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

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, 8.7 hours before the alert went out and 169 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.

978 
WFUS53 KPAH 172039
TORPAH
KYC055-107-233-172115-
/O.NEW.KPAH.TO.W.0072.161217T2039Z-161217T2115Z/

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

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  Eastern Crittenden County in western Kentucky...
  Northern Hopkins County in northwestern Kentucky...
  Central Webster County in northwestern Kentucky...

* Until 315 PM CST
    
* At 239 PM CST, a severe thunderstorm capable of producing a tornado
  was located near Clay, or near Providence, moving east at 55 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...
  Dixon around 250 PM CST. 

Other locations impacted by this tornadic thunderstorm include
Slaughters and Hanson.

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 3743 8739 3737 8786 3744 8790 3760 8748
      3759 8746 3759 8740 3749 8736 3749 8735
      3748 8735 3746 8736 3744 8735
TIME...MOT...LOC 2039Z 247DEG 46KT 3741 8784 

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

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Dec 17, 3:10 AM CST	Winter Weather Advisory	PAH	Ballard, Caldwell, Calloway, Carlisle, Christian, Crittenden and 16 more	27 hr
Dec 17, 2:41 PM CST	Tornado Warning	PAH	Hopkins, McLean, Muhlenberg	34 min
Dec 17, 2:43 PM CST	Severe Thunderstorm Warning	PAH	Ballard, Carlisle, Graves, McCracken	32 min
Dec 17, 3:06 PM CST	Tornado Warning	PAH	Fulton	24 min
Dec 17, 3:10 PM CST	Severe Thunderstorm Warning	PAH	Livingston, McCracken, Marshall	20 min
Dec 17, 3:13 PM CST	Severe Thunderstorm Warning	PAH	Daviess	32 min
Dec 17, 3:19 PM CST	Tornado Warning	PAH	Daviess, McLean	26 min
Dec 17, 3:24 PM CST	Severe Thunderstorm Warning	PAH	Fulton	36 min
Dec 17, 3:31 PM CST	Severe Thunderstorm Warning	PAH	Crittenden, Livingston	29 min
Dec 17, 3:48 PM CST	Severe Thunderstorm Warning	PAH	Caldwell, Crittenden	27 min
Dec 17, 4:09 PM CST	Severe Thunderstorm Warning	PAH	Caldwell, Crittenden, Hopkins	36 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.