Alert archive / Indiana / Tornado Warnings in 2015

Tornado Warning 33, NWS Louisville, KY

December 23, 2015Jefferson County, Scott County, Indiana

NWS Louisville, KY issued this tornado warning at Dec 23, 2015, 4:14 PM EST for Jefferson County, Scott County, Indiana. It was in force for 31 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 23, 2015, 4:14 PM EST (21:14 UTC)
Expired
Dec 23, 2015, 4:45 PM EST
In force
31 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon
Tornado
Radar indicated
Hail
0.75 in

Counties Jefferson County, IN, Scott County, IN

The radar

The Louisville radar (KLVX), 101 km from the middle of the area, began a volume at 21:16 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 23, 1:28 PM ESTTornado WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.2 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2015-12-23Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 133 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, Cncnati-Daytn, OH at 12:00Z on 2015-12-23The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 34 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
133 J/kg
Mixed-layer CIN
-40 J/kg
Mixed-layer LCL
583 m above ground
0-6 km bulk shear
46 kt
0-1 km storm-relative helicity
34 m²/s²
0-3 km storm-relative helicity
30 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

679 
WFUS53 KLMK 232114
TORLMK
INC077-143-232145-
/O.NEW.KLMK.TO.W.0033.151223T2114Z-151223T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
414 PM EST WED DEC 23 2015

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHWESTERN JEFFERSON COUNTY IN SOUTH CENTRAL INDIANA...
  CENTRAL SCOTT COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 445 PM EST
    
* AT 414 PM EST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED NEAR SCOTTSBURG...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...
  MADISON AROUND 435 PM EST.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
RINGWALD...SMYRNA...WAKEFIELD...BELLEVIEW...BLOCHER...DEPUTY...
WIRT...BRYANTSBURG...NORTH MADISON AND MADISON MUNICIPAL AIRPORT.

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.

REPORT SEVERE WEATHER TO LOCAL LAW ENFORCEMENT...POST YOUR REPORT TO
THE NATIONAL WEATHER SERVICE LOUISVILLE FACEBOOK PAGE...OR TWEET YOUR
REPORT USING HASHTAG L...M...K...SPOTTER.

&&

LAT...LON 3877 8532 3863 8572 3879 8579 3883 8571
      3882 8570 3882 8561 3885 8561 3885 8557
      3888 8557 3888 8554 3891 8553 3891 8538
      3890 8538
TIME...MOT...LOC 2114Z 246DEG 41KT 3871 8572 

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

$$

RJS
2 follow-up statements
813 
WWUS53 KLMK 232124
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
424 PM EST WED DEC 23 2015

INC143-232134-
/O.CAN.KLMK.TO.W.0033.000000T0000Z-151223T2145Z/
SCOTT IN-
424 PM EST WED DEC 23 2015

...THE TORNADO WARNING FOR CENTRAL SCOTT COUNTY IS CANCELLED...
    
THE TORNADIC THUNDERSTORM WHICH PROMPTED THE WARNING HAS MOVED OUT
OF THE WARNED AREA. THEREFORE THE WARNING HAS BEEN CANCELLED.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST FOR SOUTH CENTRAL
INDIANA.

LAT...LON 3877 8532 3868 8558 3880 8568 3882 8561
      3885 8561 3885 8557 3888 8557 3888 8554
      3891 8553 3891 8538 3890 8538
TIME...MOT...LOC 2124Z 246DEG 41KT 3876 8558 

$$

INC077-232145-
/O.CON.KLMK.TO.W.0033.000000T0000Z-151223T2145Z/
JEFFERSON IN-
424 PM EST WED DEC 23 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 445 PM EST FOR
NORTHWESTERN JEFFERSON COUNTY...
    
AT 424 PM EST...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 10 MILES WEST OF MADISON...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...
  MADISON AROUND 435 PM EST.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
RINGWALD...SMYRNA...WAKEFIELD...BELLEVIEW...DEPUTY...WIRT...
BRYANTSBURG...NORTH MADISON...MADISON MUNICIPAL AIRPORT AND KENT.

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.

&&

LAT...LON 3877 8532 3868 8558 3880 8568 3882 8561
      3885 8561 3885 8557 3888 8557 3888 8554
      3891 8553 3891 8538 3890 8538
TIME...MOT...LOC 2124Z 246DEG 41KT 3876 8558 

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

$$

RJS
840 
WWUS53 KLMK 232143
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
443 PM EST WED DEC 23 2015

INC077-232153-
/O.EXP.KLMK.TO.W.0033.000000T0000Z-151223T2145Z/
JEFFERSON IN-
443 PM EST WED DEC 23 2015

...THE TORNADO WARNING FOR NORTHWESTERN JEFFERSON COUNTY WILL EXPIRE
AT 445 PM EST...
                
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.

A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EST FOR SOUTH CENTRAL
INDIANA.

LAT...LON 3877 8532 3868 8558 3880 8568 3882 8561
      3885 8561 3885 8557 3888 8557 3888 8554
      3891 8553 3891 8538 3890 8538
TIME...MOT...LOC 2139Z 246DEG 41KT 3876 8558 

$$

RJS

The office that day

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

IssuedProductOfficeCountiesLasted
Dec 23, 2:38 PM ESTSevere Thunderstorm WarningLMKDubois37 min
Dec 23, 3:08 PM ESTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange, Perry37 min
Dec 23, 3:30 PM ESTTornado WarningLMKOrange, Washington15 min
Dec 23, 3:43 PM ESTTornado WarningLMKScott, Washington32 min
Dec 23, 4:03 PM ESTSevere Thunderstorm WarningLMKClark, Floyd, Harrison, Jefferson, Scott27 min
Dec 23, 4:30 PM ESTSpecial Weather StatementLMKClark, Floyd30 min
Dec 23, 4:41 PM ESTSevere Thunderstorm WarningLMKJefferson19 min
Dec 23, 4:49 PM ESTTornado WarningLMKPerry26 min
Dec 23, 5:16 PM ESTSpecial Weather StatementLMKCrawford14 min
Dec 23, 5:31 PM ESTSpecial Weather StatementLMKDubois29 min
Dec 23, 5:42 PM ESTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange, Washington33 min
Dec 23, 5:50 PM ESTSevere Thunderstorm WarningLMKPerry25 min
Dec 23, 5:52 PM ESTSpecial Weather StatementLMKCrawford23 min
Dec 23, 6:09 PM ESTSevere Thunderstorm WarningLMKPerry11 min
Dec 23, 6:17 PM ESTSpecial Weather StatementLMKScott, Washington28 min
Dec 23, 6:18 PM ESTSevere Thunderstorm WarningLMKCrawford, Harrison, Perry27 min
Dec 23, 6:41 PM ESTSevere Thunderstorm WarningLMKClark, Floyd, Harrison34 min
Dec 23, 6:57 PM ESTSevere Thunderstorm WarningLMKHarrison18 min

Nearby

Tornado Warnings in Indiana, 2015Every tornado warning in 2015Tornadoes in 2015

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.