Alert archive / Indiana / Tornado Warnings in 2007

Tornado Warning 11, NWS Indianapolis, IN

August 24, 2007Carroll County, Indiana

NWS Indianapolis, IN issued this tornado warning at Aug 24, 2007, 5:03 PM EDT for Carroll County, Indiana. It was in force for 17 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: Aug 24, 2007, 5:03 PM EDT (21:03 UTC)
Expired: Aug 24, 2007, 5:20 PM EDT
In force: 17 min
Issued by: NWS Indianapolis, IN
Area: Counties, with a storm outline in the text

County Carroll County, IN

The radar

The Northern Indiana radar (KIWX), 108 km from the middle of the area, began a volume at 21:03 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.

Issued	Product	Office	Lasted
Aug 24, 4:04 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 9.1 hours before the alert went out and 177 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: 1385 J/kg
Mixed-layer CIN: -74 J/kg
Mixed-layer LCL: 871 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 106 m²/s²
0-3 km storm-relative helicity: 87 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 2.3

Open this sounding in Storm Lab

The text

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

000 
WFUS53 KIND 242102
TORIND
INC015-242145-
/O.NEW.KIND.TO.W.0011.070824T2103Z-070824T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
503 PM EDT FRI AUG 24 2007

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHERN CARROLL COUNTY IN NORTH CENTRAL INDIANA...

* UNTIL 545 PM EDT

* AT 501 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO 6 MILES EAST OF
  YEOMAN...OR ABOUT 10 MILES SOUTHEAST OF MONTICELLO...MOVING EAST AT
  40 MPH.

* THE TORNADO WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS OF THE
  INDICATED COUNTY.

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 4072 8676 4073 8654 4066 8636 4058 8671
TIME...MOT...LOC 2103Z 249DEG 37KT 4069 8658

$$

CO

1 follow-up statement

000 
WWUS53 KIND 242120
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
521 PM EDT FRI AUG 24 2007

INC015-242131-
/O.CAN.KIND.TO.W.0011.000000T0000Z-070824T2145Z/
CARROLL-
521 PM EDT FRI AUG 24 2007

...THE TORNADO WARNING FOR NORTHERN CARROLL COUNTY IS CANCELLED...

LAT...LON 4072 8676 4073 8654 4066 8636 4058 8671
TIME...MOT...LOC 2121Z 249DEG 37KT 4076 8635

$$

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 24, 4:44 PM EDT	Severe Thunderstorm Warning	IND	Carroll	46 min
Aug 24, 5:08 PM EDT	Severe Thunderstorm Warning	IND	Tippecanoe	41 min
Aug 24, 6:43 PM EDT	Severe Thunderstorm Warning	IND	Clay, Parke, Vermillion, Vigo	32 min
Aug 24, 6:54 PM EDT	Severe Thunderstorm Warning	IND	Sullivan, Vigo	36 min
Aug 24, 7:07 PM EDT	Severe Thunderstorm Warning	IND	Montgomery, Parke, Putnam	38 min

Nearby

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