Alert archive / Kentucky / Tornado Warnings in 2017

Tornado Warning 2, NWS Paducah, KY

February 7, 2017Trigg County, Kentucky

NWS Paducah, KY issued this tornado warning at Feb 7, 2017, 7:35 PM CST for Trigg County, Kentucky. It was in force for 25 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
Feb 7, 2017, 7:35 PM CST (01:35 UTC)
Expired
Feb 7, 2017, 8:00 PM CST
In force
25 min
Issued by
NWS Paducah, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
1.0 in

County Trigg County, KY

The radar

The Ft Campbell radar (KHPX), 46 km from the middle of the area, began a volume at 01:35 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.

What was reported inside it

TimeReportWhereRemark
Feb 7, 7:40 PM CSTHAIL 15 Sw Cadiz, KY

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

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 00:00Z, 1.6 hours before the alert went out and 131 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 2017-02-08Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 144 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 2017-02-08The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 363 square meters per square second.1939587897117Sfc1 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
144 J/kg
Mixed-layer CIN
-84 J/kg
Mixed-layer LCL
696 m above ground
0-6 km bulk shear
44 kt
0-1 km storm-relative helicity
363 m²/s²
0-3 km storm-relative helicity
405 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.5

Open this sounding in Storm Lab

The text

As transmitted.

174 
WFUS53 KPAH 080135
TORPAH
KYC221-080200-
/O.NEW.KPAH.TO.W.0002.170208T0135Z-170208T0200Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Paducah KY
735 PM CST TUE FEB 7 2017

The National Weather Service in Paducah has issued a

* Tornado Warning for...
  Southeastern Trigg County in western Kentucky...

* Until 800 PM CST
    
* At 735 PM CST, a severe thunderstorm capable of producing a tornado
  was located just west of Cadiz, moving southeast at 25 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. 

* This tornadic thunderstorm will remain over mainly rural areas of
  southeastern Trigg County.

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 3683 8791 3689 8788 3684 8767 3674 8768
      3666 8775
TIME...MOT...LOC 0135Z 307DEG 20KT 3685 8787 

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

$$

DRS
2 follow-up statements
648 
WWUS53 KPAH 080149
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
749 PM CST TUE FEB 7 2017

KYC221-080200-
/O.CON.KPAH.TO.W.0002.000000T0000Z-170208T0200Z/
Trigg KY-
749 PM CST TUE FEB 7 2017

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 800 PM CST FOR EAST
CENTRAL TRIGG COUNTY...
    
At 749 PM CST, a severe thunderstorm capable of producing a tornado
was located near Cadiz, moving southeast at 25 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. 

This tornadic thunderstorm will remain over mainly rural areas of
east central Trigg County.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3679 8785 3685 8781 3683 8767 3674 8768
      3668 8773
TIME...MOT...LOC 0149Z 306DEG 22KT 3680 8778 

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

$$

DRS
468 
WWUS53 KPAH 080159
SVSPAH

Severe Weather Statement
National Weather Service Paducah KY
759 PM CST TUE FEB 7 2017

KYC221-080209-
/O.EXP.KPAH.TO.W.0002.000000T0000Z-170208T0200Z/
Trigg KY-
759 PM CST TUE FEB 7 2017

...THE TORNADO WARNING FOR EAST CENTRAL TRIGG COUNTY WILL EXPIRE AT
800 PM CST...
                
The storm which prompted the warning has weakened below severe
limits, and no longer appears capable of producing a tornado.
Therefore the warning will be allowed to expire.

LAT...LON 3679 8785 3685 8781 3683 8767 3674 8768
      3668 8773
TIME...MOT...LOC 0159Z 307DEG 20KT 3677 8774 

$$

DRS

The office that day

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

IssuedProductOfficeCountiesLasted
Feb 7, 6:40 PM CSTSpecial Weather StatementPAHLyon35 min
Feb 7, 6:57 PM CSTSevere Thunderstorm WarningPAHLyon, Trigg33 min
Feb 7, 7:08 PM CSTTornado WarningPAHLyon, Trigg37 min
Feb 7, 7:28 PM CSTSevere Thunderstorm WarningPAHChristian, Trigg32 min

Nearby

Tornado Warnings in Kentucky, 2017Every tornado warning in 2017Tornadoes in 2017

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.