Alert archive / Indiana / Tornado Warnings in 2007

Tornado Warning 17, NWS Indianapolis, IN

October 18, 2007Jackson County, Lawrence County, Indiana

NWS Indianapolis, IN issued this tornado warning at Oct 18, 2007, 10:16 PM EDT for Jackson County, Lawrence County, Indiana. It was in force for 30 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
Oct 18, 2007, 10:16 PM EDT (02:16 UTC)
Expired
Oct 18, 2007, 10:46 PM EDT
In force
30 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon

Counties Jackson County, IN, Lawrence County, IN

The radar

The Louisville radar (KLVX), 94 km from the middle of the area, began a volume at 02:16 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
Oct 18, 4:23 PM EDTTornado WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 2.3 hours before the alert went out and 226 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 00:00Z on 2007-10-19Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 807 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 00:00Z on 2007-10-19The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 246 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
807 J/kg
Mixed-layer CIN
-7 J/kg
Mixed-layer LCL
958 m above ground
0-6 km bulk shear
52 kt
0-1 km storm-relative helicity
246 m²/s²
0-3 km storm-relative helicity
317 m²/s²
Significant tornado parameter
1.4
Supercell composite
5.2

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KIND 190216
TORIND
INC071-093-190300-
/O.NEW.KIND.TO.W.0017.071019T0216Z-071019T0300Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1016 PM EDT THU OCT 18 2007

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN JACKSON COUNTY IN SOUTH CENTRAL INDIANA...
  SOUTHEASTERN LAWRENCE COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 1100 PM EDT

* AT 1011 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 19 MILES
  SOUTHWEST OF MEDORA...OR ABOUT 16 MILES SOUTH OF BEDFORD...MOVING
  NORTHEAST AT 40 MPH.

* THE TORNADO WILL BE NEAR...
  MEDORA BY 1040 PM EDT...

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3893 8626 3886 8604 3876 8614 3878 8619
      3877 8628 3870 8630 3868 8633 3868 8651
      3870 8651
TIME...MOT...LOC 0216Z 218DEG 34KT 3868 8639

$$

SALLY
2 follow-up statements
000 
WWUS53 KIND 190237
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1037 PM EDT THU OCT 18 2007

INC093-190247-
/O.CAN.KIND.TO.W.0017.000000T0000Z-071019T0300Z/
LAWRENCE-
1037 PM EDT THU OCT 18 2007

...THE TORNADO WARNING FOR SOUTHEASTERN LAWRENCE COUNTY IS
CANCELLED...

LAT...LON 3893 8626 3890 8616 3889 8616 3886 8604
      3876 8614 3878 8619 3877 8628 3882 8630
TIME...MOT...LOC 0237Z 218DEG 34KT 3884 8623

$$

INC071-190300-
/O.CON.KIND.TO.W.0017.000000T0000Z-071019T0300Z/
JACKSON-
1037 PM EDT THU OCT 18 2007

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 1100 PM EDT FOR
SOUTHWESTERN JACKSON COUNTY...

AT 1033 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A TORNADO.  THIS TORNADO WAS LOCATED NEAR MEDORA...OR ABOUT
13 MILES EAST OF BEDFORD...MOVING NORTHEAST AT 35 MPH.

THE TORNADO WILL BE NEAR...
  RURAL CENTRAL JACKSON COUNTY AT 1050 PM EDT

THE SAFEST PLACE TO BE DURING A TORNADO IS IN A BASEMENT. GET UNDER A
WORKBENCH OR OTHER PIECE OF STURDY FURNITURE. IF NO BASEMENT IS
AVAILABLE...SEEK SHELTER ON THE LOWEST FLOOR OF THE BUILDING IN AN
INTERIOR HALLWAY OR ROOM SUCH AS A CLOSET. USE BLANKETS OR PILLOWS TO
COVER YOUR BODY AND ALWAYS STAY AWAY FROM WINDOWS.

IF IN MOBILE HOMES OR VEHICLES...EVACUATE THEM AND GET INSIDE A
SUBSTANTIAL SHELTER. IF NO SHELTER IS AVAILABLE...LIE FLAT IN THE
NEAREST DITCH OR OTHER LOW SPOT AND COVER YOUR HEAD WITH YOUR HANDS.

LAT...LON 3893 8626 3890 8616 3889 8616 3886 8604
      3876 8614 3878 8619 3877 8628 3882 8630
TIME...MOT...LOC 0237Z 218DEG 34KT 3884 8623

$$
SALLY
000 
WWUS53 KIND 190246
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1046 PM EDT THU OCT 18 2007

INC071-190256-
/O.CAN.KIND.TO.W.0017.000000T0000Z-071019T0300Z/
JACKSON-
1046 PM EDT THU OCT 18 2007

...THE TORNADO WARNING FOR SOUTHWESTERN JACKSON COUNTY IS
CANCELLED...

LAT...LON 3893 8626 3890 8616 3889 8616 3886 8604
      3876 8614 3878 8619 3877 8628 3882 8630
TIME...MOT...LOC 0246Z 218DEG 34KT 3891 8616

$$
SALLY

The office that day

Everything else NWS Indianapolis, IN issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Oct 18, 8:11 PM EDTSevere Thunderstorm WarningINDWarren34 min
Oct 18, 8:28 PM EDTSevere Thunderstorm WarningINDBoone, Hendricks, Montgomery, Putnam36 min
Oct 18, 8:30 PM EDTSevere Thunderstorm WarningINDFountain, Parke, Vermillion45 min
Oct 18, 8:56 PM EDTSevere Thunderstorm WarningINDClinton, Howard, Tipton49 min
Oct 18, 9:10 PM EDTSevere Thunderstorm WarningINDTippecanoe35 min
Oct 18, 9:18 PM EDTTornado WarningINDTippecanoe42 min
Oct 18, 9:38 PM EDTTornado WarningINDBoone, Clinton36 min
Oct 18, 10:06 PM EDTTornado WarningINDHoward39 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.