Alert archive / Indiana / Tornado Warnings in 2013

Tornado Warning 13, NWS Indianapolis, IN

June 26, 2013Knox County, Indiana

NWS Indianapolis, IN issued this tornado warning at Jun 26, 2013, 6:23 PM EDT for Knox County, Indiana. It was in force for 22 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: Jun 26, 2013, 6:23 PM EDT (22:23 UTC)
Expired: Jun 26, 2013, 6:45 PM EDT
In force: 22 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

County Knox County, IN

The radar

The Evansville,IN radar (KVWX), 36 km from the middle of the area, began a volume at 22:23 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
Jun 26, 1:22 PM EDT	Severe Thunderstorm Watch	SPC	11 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.4 hours before the alert went out and 203 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: 1818 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 874 m above ground
0-6 km bulk shear: 25 kt
0-1 km storm-relative helicity: 44 m²/s²
0-3 km storm-relative helicity: 82 m²/s²
Significant tornado parameter: 0.1
Supercell composite: 0.5

Open this sounding in Storm Lab

The text

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

671 
WFUS53 KIND 262223
TORIND
INC083-262245-
/O.NEW.KIND.TO.W.0013.130626T2223Z-130626T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
623 PM EDT WED JUN 26 2013

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTH CENTRAL KNOX COUNTY IN SOUTHWEST INDIANA...

* UNTIL 645 PM EDT

* AT 619 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 6 MILES SOUTHEAST OF ST. FRANCISVILLE...AND    
  MOVING SOUTHEAST AT 20 MPH. THE PUBLIC HAS REPORTED A FUNNEL CLOUD 
  TO THE NORTH OF DECKER.

  HAZARD...TORNADO AND QUARTER SIZE HAIL.

  SOURCE...RADAR INDICATED ROTATION.

  IMPACT...MOBILE HOMES WILL BE DAMAGED OR DESTROYED. DAMAGE TO
           ROOFS...WINDOWS AND VEHICLES WILL OCCUR. FLYING DEBRIS
           WILL BE DEADLY TO PEOPLE AND ANIMALS. TREE DAMAGE IS
           LIKELY.

* LOCATIONS IMPACTED INCLUDE...
  DECKER.

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 3855 8763 3860 8750 3854 8740 3852 8741
      3853 8746 3849 8749 3849 8757
TIME...MOT...LOC 2223Z 311DEG 17KT 3853 8753

TORNADO...RADAR INDICATED
HAIL...1.00IN

$$

RYAN

1 follow-up statement

934 
WWUS53 KIND 262244
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
644 PM EDT WED JUN 26 2013

INC083-262254-
/O.EXP.KIND.TO.W.0013.000000T0000Z-130626T2245Z/
KNOX IN-
644 PM EDT WED JUN 26 2013

...THE TORNADO WARNING FOR SOUTH CENTRAL KNOX COUNTY WILL EXPIRE AT 
645 PM EDT...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED AND MOVED OUT OF
THE WARNED AREA.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

LAT...LON 3855 8763 3860 8750 3854 8740 3852 8741
      3853 8746 3849 8749 3849 8757
TIME...MOT...LOC 2244Z 311DEG 17KT 3846 8743

$$

RYAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 25, 8:08 PM EDT	Special Weather Statement	IND	Fountain, Parke, Vermillion	37 min
Jun 25, 8:44 PM EDT	Special Weather Statement	IND	Fountain, Montgomery, Parke	46 min
Jun 25, 9:10 PM EDT	Special Weather Statement	IND	Vigo	50 min
Jun 25, 9:21 PM EDT	Special Weather Statement	IND	Boone, Hendricks, Putnam	39 min
Jun 25, 9:55 PM EDT	Special Weather Statement	IND	Hamilton, Hancock, Johnson, Marion, Morgan, Owen	50 min
Jun 26, 12:21 AM EDT	Special Weather Statement	IND	Greene	54 min
Jun 26, 1:08 AM EDT	Special Weather Statement	IND	Daviess, Greene, Knox, Lawrence, Martin	67 min
Jun 26, 2:00 AM EDT	Special Weather Statement	IND	Clay, Daviess, Greene, Knox, Lawrence, Martin and 4 more	90 min
Jun 26, 2:20 AM EDT	Special Weather Statement	IND	Jackson, Jennings	55 min
Jun 26, 9:41 AM EDT	Flash Flood Watch	IND	Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more	17 hr
Jun 26, 1:13 PM EDT	Special Weather Statement	IND	Sullivan	32 min
Jun 26, 1:44 PM EDT	Special Weather Statement	IND	Greene, Knox, Sullivan	46 min
Jun 26, 1:57 PM EDT	Areal Flood Warning	IND	Knox, Sullivan	6 hr
Jun 26, 2:23 PM EDT	Special Weather Statement	IND	Daviess, Greene, Knox, Lawrence, Martin	52 min
Jun 26, 2:29 PM EDT	Areal Flood Warning	IND	Daviess, Greene, Knox, Martin	6 hr
Jun 26, 2:34 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Greene, Jackson, Lawrence, Martin	41 min
Jun 26, 2:57 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson, Lawrence, Monroe	48 min
Jun 26, 3:20 PM EDT	Areal Flood Warning	IND	Greene, Lawrence, Martin	5 hr
Jun 26, 3:20 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Martin	25 min
Jun 26, 4:36 PM EDT	Areal Flood Warning	IND	Clay, Greene, Owen, Sullivan, Vigo	6 hr
Jun 26, 4:43 PM EDT	Severe Thunderstorm Warning	IND	Greene, Monroe, Owen	32 min
Jun 26, 5:02 PM EDT	Tornado Warning	IND	Clay, Sullivan, Vigo	28 min
Jun 26, 5:19 PM EDT	Flash Flood Warning	IND	Clay, Sullivan, Vigo	4 hr
Jun 26, 5:30 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Knox	60 min
Jun 26, 5:32 PM EDT	Tornado Warning	IND	Clay, Greene, Sullivan, Vigo	28 min
Jun 26, 5:54 PM EDT	Flash Flood Warning	IND	Clay, Greene, Owen	4 hr
Jun 26, 6:09 PM EDT	Areal Flood Warning	IND	Knox	4 hr
Jun 26, 6:41 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Greene, Martin	34 min
Jun 26, 7:02 PM EDT	Tornado Warning	IND	Jackson	28 min
Jun 26, 7:38 PM EDT	Flash Flood Warning	IND	Sullivan	3 hr
Jun 26, 7:45 PM EDT	Flash Flood Warning	IND	Daviess, Greene, Lawrence, Martin	3 hr
Jun 26, 7:59 PM EDT	Tornado Warning	IND	Knox	16 min

Nearby

Tornado Warnings in Indiana, 2013 Every tornado warning in 2013 Tornadoes in 2013

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.