Alert archive / Indiana / Tornado Warnings in 2007

Tornado Warning 12, NWS Louisville, KY

October 18, 2007Harrison County, Indiana

NWS Louisville, KY issued this tornado warning at Oct 18, 2007, 6:15 PM EDT for Harrison County, Indiana. It was in force for 30 min. 2 reports 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
Oct 18, 2007, 6:15 PM EDT (22:15 UTC)
Expired
Oct 18, 2007, 6:45 PM EDT
In force
30 min
Issued by
NWS Louisville, KY
Area
Storm-based polygon

County Harrison County, IN

The radar

The Louisville radar (KLVX), 20 km from the middle of the area, began a volume at 22:15 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
Oct 18, 6:35 PM EDTTSTM WND DMG8 S Corydon, INNUMEROUS TRESS DOWN
Oct 18, 6:42 PM EDTTSTM WND GST 60Lanesville, IN1/2 INCH HAIL IN ADDITION

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.

IssuedProductOfficeLasted
Oct 18, 2:31 PM EDTTornado WatchSPC9 hr

The nearest sounding before it

Nashville Metro, TN (KBNA), launched 12:00Z, 10.3 hours before the alert went out and 227 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 2007-10-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 7 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 2007-10-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 611 square meters per square second.19395878Sfc1 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
7 J/kg
Mixed-layer CIN
-70 J/kg
Mixed-layer LCL
537 m above ground
0-6 km bulk shear
47 kt
0-1 km storm-relative helicity
611 m²/s²
0-3 km storm-relative helicity
678 m²/s²
Significant tornado parameter
0.0
Supercell composite
1.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KLMK 182215
TORLMK
INC061-182245-
/O.NEW.KLMK.TO.W.0012.071018T2215Z-071018T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE LOUISVILLE KY
615 PM EDT THU OCT 18 2007

THE NATIONAL WEATHER SERVICE IN LOUISVILLE HAS ISSUED A

* TORNADO WARNING FOR...
  HARRISON COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 645 PM EDT...

* AT 611 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 13 MILES
  SOUTHWEST OF CORYDON...MOVING NORTHEAST AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  CORYDON BY 625 PM EDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORK BENCH OR
OTHER PIECE OF STURDY FURNITURE IN A BASEMENT. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY, BATHROOM, OR CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY. AVOID WINDOWS.

LAT...LON 3802 8619 3805 8625 3816 8631 3838 8606
      3821 8595 3819 8597 3818 8593 3817 8592
      3803 8595 3801 8608
TIME...MOT...LOC 2215Z 222DEG 43KT 3809 8621

$$

DK
2 follow-up statements
000 
WWUS53 KLMK 182232
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
626 PM EDT THU OCT 18 2007

INC061-182245-
/O.CON.KLMK.TO.W.0012.000000T0000Z-071018T2245Z/
HARRISON IN-
626 PM EDT THU OCT 18 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 645 PM EDT FOR HARRISON
COUNTY...

AT 623 PM EDT...WEATHER SERVICE DOPPLER RADAR CONTINUED TO STRONGLY 
INDICATES A TORNADO WITH STRONG ROTATION. THIS TORNADO WAS LOCATED 
NEAR CENTRAL...OR ABOUT 15 MILES SOUTH OF CORYDON...MOVING 
NORTHEAST AT 45 MPH.

THE TORNADO WILL BE NEAR...
  LANESVILLE...CRANDALL...6 MILES NORTHWEST OF BRIDGEPORT AND 7 MILES
  SOUTHEAST OF BYRNEVILLE BY 640 PM EDT...
  9 MILES SOUTHEAST OF BRADFORD BY 645 PM EDT...

A PUBLIC REPORT OF 80 MPH WAS ESTIMATED NEAR NEW AMSTERDAM AT 626 PM 
EDT.  

THIS IS AN EXTREMELY DANGEROUS AND LIFE THREATENING SITUATION. THIS 
STORM IS CAPABLE OF PRODUCING A LARGE DAMAGING TORNADO IN DOGWOOD 
AND NEW MIDDLETOWN. IF YOU ARE IN THE PATH OF THIS TORNADO...TAKE 
COVER IMMEDIATELY

THE SAFEST PLACE TO BE DURING A TORNADO IS UNDER A WORK BENCH OR
OTHER PIECE OF STURDY FURNITURE IN A BASEMENT. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY, BATHROOM, OR CLOSET. USE BLANKETS OR PILLOWS TO 
COVER YOUR BODY. 

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT FRIDAY MORNING
FOR SOUTH CENTRAL INDIANA AND WESTERN KENTUCKY.

LAT...LON 3802 8619 3805 8625 3816 8631 3838 8606
      3821 8595 3819 8597 3818 8593 3817 8592
      3803 8595 3801 8608
TIME...MOT...LOC 2226Z 222DEG 43KT 3812 8612

$$
JDG
000 
WWUS53 KLMK 182241
SVSLMK

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE LOUISVILLE KY
638 PM EDT THU OCT 18 2007

INC061-182248-
/O.EXP.KLMK.TO.W.0012.000000T0000Z-071018T2245Z/
HARRISON IN-
638 PM EDT THU OCT 18 2007

...THE TORNADO WARNING FOR HARRISON COUNTY CONTINUES THROUGH 645 PM 
EDT...

AT 638 PM EDT...THE STORM WAS LOCATED 2 MILES EAST OF DOGWOOD MOVING 
NORTHEAST AT 45 MPH. THIS STORM WILL BE IN NEW MIDDLETOWN AT 641 PM. 
TREES WERE REPORTED DOWN 8 MILES SOUTH OF CORYDON AT 635 PM.  THIS 
STORM COULD BE DESTRUCTIVE...SEEK SHELTER NOW IN LANESVILLE  

A TORNADO WATCH REMAINS IN EFFECT UNTIL MIDNIGHT EDT FRIDAY MORNING
FOR SOUTH CENTRAL INDIANA AND WESTERN KENTUCKY.

LAT...LON 3802 8619 3805 8625 3816 8631 3838 8606
      3821 8595 3819 8597 3818 8593 3817 8592
      3803 8595 3801 8608
TIME...MOT...LOC 2238Z 239DEG 38KT 3816 8599

$$
JDG

The office that day

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

IssuedProductOfficeCountiesLasted
Oct 18, 7:31 AM EDTSevere Thunderstorm WarningLMKCrawford, Dubois, Orange29 min
Oct 18, 5:18 PM EDTSevere Thunderstorm WarningLMKDubois36 min
Oct 18, 5:28 PM EDTTornado WarningLMKPerry32 min
Oct 18, 5:43 PM EDTSevere Thunderstorm WarningLMKCrawford, Orange32 min
Oct 18, 5:45 PM EDTTornado WarningLMKPerry45 min
Oct 18, 6:42 PM EDTTornado WarningLMKClark, Floyd33 min
Oct 18, 7:10 PM EDTTornado WarningLMKPerry35 min
Oct 18, 7:13 PM EDTTornado WarningLMKClark32 min
Oct 18, 7:47 PM EDTTornado WarningLMKCrawford, Perry23 min

Nearby

Tornado Warnings in Indiana, 2007Every tornado warning in 2007Tornadoes in 2007

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.