Alert archive / Indiana / Tornado Warnings in 2011

Tornado Warning 10, NWS Indianapolis, IN

March 23, 2011Jackson County, Indiana

NWS Indianapolis, IN issued this tornado warning at Mar 23, 2011, 2:10 PM EDT for Jackson County, Indiana. It was in force for 35 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: Mar 23, 2011, 2:10 PM EDT (18:10 UTC)
Expired: Mar 23, 2011, 2:45 PM EDT
In force: 35 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon

County Jackson County, IN

The radar

The Louisville radar (KLVX), 95 km from the middle of the area, began a volume at 18:10 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
Mar 23, 1:13 PM EDT	Tornado Watch	SPC	7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 6.2 hours before the alert went out and 202 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1527 m above ground
0-6 km bulk shear: 70 kt
0-1 km storm-relative helicity: 311 m²/s²
0-3 km storm-relative helicity: 327 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.

380 
WFUS53 KIND 231810
TORIND
INC071-231845-
/O.NEW.KIND.TO.W.0010.110323T1810Z-110323T1845Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
210 PM EDT WED MAR 23 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  EASTERN JACKSON COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 245 PM EDT

* AT 204 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO. THIS DANGEROUS
  STORM WAS LOCATED NEAR BROWNSTOWN...OR 14 MILES SOUTHWEST OF
  SEYMOUR...AND MOVING EAST AT 55 MPH.

* THIS DANGEROUS STORM WILL BE NEAR...
  CORTLAND AROUND 215 PM EDT...
  CROTHERSVILLE AND SEYMOUR AROUND 220 PM EDT...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 47 AND 54.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3877 8606 3878 8609 3895 8615 3903 8584
      3880 8583 3875 8600 3876 8605
TIME...MOT...LOC 1810Z 255DEG 47KT 3885 8599

$$

JK

2 follow-up statements

328 
WWUS53 KIND 231831
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
231 PM EDT WED MAR 23 2011

INC071-231845-
/O.CON.KIND.TO.W.0010.000000T0000Z-110323T1845Z/
JACKSON-
231 PM EDT WED MAR 23 2011

...A TORNADO WARNING REMAINS IN EFFECT FOR SOUTH CENTRAL JACKSON
COUNTY UNTIL 245 PM EDT...

AT 227 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO.  THIS DANGEROUS
STORM WAS LOCATED 8 MILES SOUTHWEST OF VERNON...OR 10 MILES EAST OF
SEYMOUR...MOVING EAST AT 45 MPH.

THIS DANGEROUS STORM WILL AFFECT MAINLY RURAL AREAS OF SOUTH CENTRAL
JACKSON COUNTY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW. MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
STURDY BUILDING. AVOID WINDOWS. IF IN A MOBILE HOME...A VEHICLE OR
OUTDOORS...MOVE TO THE CLOSEST SUBSTANTIAL SHELTER AND PROTECT
YOURSELF FROM FLYING DEBRIS.

&&

LAT...LON 3877 8606 3878 8609 3887 8610 3892 8584
      3880 8583 3875 8600 3876 8605
TIME...MOT...LOC 1831Z 255DEG 47KT 3892 8565

$$
JK

914 
WWUS53 KIND 231838
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
238 PM EDT WED MAR 23 2011

INC071-231848-
/O.EXP.KIND.TO.W.0010.000000T0000Z-110323T1845Z/
JACKSON-
238 PM EDT WED MAR 23 2011

...THE TORNADO WARNING FOR SOUTH CENTRAL JACKSON COUNTY WILL EXPIRE
AT 245 PM EDT/145 PM CDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.

LAT...LON 3877 8606 3878 8609 3887 8610 3892 8584
      3880 8583 3875 8600 3876 8605
TIME...MOT...LOC 1838Z 255DEG 47KT 3894 8553

$$
JK

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 23, 12:58 PM EDT	Special Weather Statement	IND	Daviess	32 min
Mar 23, 1:05 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Greene, Knox, Lawrence, Martin	40 min
Mar 23, 1:20 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur, Johnson, Rush, Shelby	40 min
Mar 23, 1:27 PM EDT	Severe Thunderstorm Warning	IND	Rush, Shelby	33 min
Mar 23, 1:27 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Martin	48 min
Mar 23, 1:48 PM EDT	Severe Thunderstorm Warning	IND	Lawrence	42 min
Mar 23, 1:48 PM EDT	Tornado Warning	IND	Decatur, Rush, Shelby	42 min
Mar 23, 2:03 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur	42 min
Mar 23, 2:16 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Lawrence	22 min
Mar 23, 2:25 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Randolph	35 min
Mar 23, 2:28 PM EDT	Severe Thunderstorm Warning	IND	Jennings	23 min
Mar 23, 2:41 PM EDT	Severe Thunderstorm Warning	IND	Jackson	11 min
Mar 23, 6:20 PM EDT	Special Weather Statement	IND	Tipton	40 min
Mar 23, 6:27 PM EDT	Special Weather Statement	IND	Hamilton	48 min
Mar 23, 6:35 PM EDT	Special Weather Statement	IND	Delaware	40 min
Mar 23, 6:39 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Madison	51 min
Mar 23, 6:42 PM EDT	Special Weather Statement	IND	Fountain	48 min
Mar 23, 6:45 PM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Vermillion	45 min
Mar 23, 6:52 PM EDT	Severe Thunderstorm Warning	IND	Madison	25 min
Mar 23, 7:01 PM EDT	Severe Thunderstorm Warning	IND	Parke, Vermillion	34 min
Mar 23, 7:08 PM EDT	Severe Thunderstorm Warning	IND	Delaware	32 min
Mar 23, 7:12 PM EDT	Tornado Warning	IND	Montgomery	33 min
Mar 23, 7:21 PM EDT	Special Weather Statement	IND	Parke	39 min
Mar 23, 7:25 PM EDT	Tornado Warning	IND	Montgomery	21 min
Mar 23, 7:29 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton	40 min
Mar 23, 7:36 PM EDT	Severe Thunderstorm Warning	IND	Hendricks, Putnam	30 min
Mar 23, 7:41 PM EDT	Special Weather Statement	IND	Randolph	49 min
Mar 23, 7:53 PM EDT	Severe Thunderstorm Warning	IND	Hendricks	23 min
Mar 23, 7:56 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Madison	49 min

Nearby

Tornado Warnings in Indiana, 2011 Every tornado warning in 2011 Tornadoes in 2011

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.