Alert archive / Indiana / Tornado Warnings in 2020

Tornado Warning 5, NWS Indianapolis, IN

October 23, 2020Jackson County, Jennings County, Indiana

NWS Indianapolis, IN issued this tornado warning at Oct 23, 2020, 5:10 PM EDT for Jackson County, Jennings County, Indiana. It was in force for 35 min. 1 report 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 23, 2020, 5:10 PM EDT (21:10 UTC)
Expired: Oct 23, 2020, 5:45 PM EDT
In force: 35 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

Counties Jackson County, IN, Jennings County, IN

The radar

The Louisville radar (KLVX), 98 km from the middle of the area, began a volume at 21:13 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

Time	Report	Where	Remark
Oct 23, 5:15 PM EDT	TSTM WND GST 55	Brownstown, IN	1/2 INCH HAIL ALSO.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.2 hours before the alert went out and 200 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: 204 J/kg
Mixed-layer CIN: -91 J/kg
Mixed-layer LCL: 1014 m above ground
0-6 km bulk shear: 20 kt
0-1 km storm-relative helicity: -15 m²/s²
0-3 km storm-relative helicity: 56 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

636 
WFUS53 KIND 232110
TORIND
INC071-079-232145-
/O.NEW.KIND.TO.W.0005.201023T2110Z-201023T2145Z/

BULLETIN - EAS ACTIVATION REQUESTED
Tornado Warning
National Weather Service Indianapolis IN
510 PM EDT Fri Oct 23 2020

The National Weather Service in Indianapolis has issued a

* Tornado Warning for...
  Southeastern Jackson County in south central Indiana...
  Southwestern Jennings County in southeastern Indiana...

* Until 545 PM EDT.
    
* At 510 PM EDT, a severe thunderstorm capable of producing a tornado
  was located near Brownstown, or 14 miles southwest of Seymour,
  moving east at 40 mph.

  HAZARD...Tornado.

  SOURCE...Radar indicated rotation.

  IMPACT...Flying debris will be dangerous to those caught without 
           shelter. Mobile homes will be damaged or destroyed. 
           Damage to roofs, windows, and vehicles will occur.  Tree 
           damage is likely.

* This dangerous storm will be near...
  Brownstown around 515 PM EDT.
  Seymour around 530 PM EDT.

This includes Interstate 65 between mile markers 40 and 49.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3879 8616 3888 8619 3898 8575 3883 8571
TIME...MOT...LOC 2110Z 259DEG 34KT 3884 8610 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

AW

4 follow-up statements

595 
WWUS53 KIND 232116
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
516 PM EDT Fri Oct 23 2020

INC071-079-232145-
/O.CON.KIND.TO.W.0005.000000T0000Z-201023T2145Z/
Jackson IN-Jennings IN-
516 PM EDT Fri Oct 23 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR EAST
CENTRAL JACKSON AND SOUTHWESTERN JENNINGS COUNTIES...
    
At 516 PM EDT, a severe thunderstorm capable of producing a tornado
was located over Brownstown, or 10 miles southwest of Seymour, moving
east at 40 mph. 

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Seymour around 530 PM EDT.

This includes Interstate 65 between mile markers 40 and 49.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3881 8612 3887 8612 3898 8575 3883 8571
TIME...MOT...LOC 2116Z 259DEG 34KT 3885 8602 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

AW

044 
WWUS53 KIND 232124
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
524 PM EDT Fri Oct 23 2020

INC071-079-232145-
/O.CON.KIND.TO.W.0005.000000T0000Z-201023T2145Z/
Jackson IN-Jennings IN-
524 PM EDT Fri Oct 23 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR EAST
CENTRAL JACKSON AND SOUTHWESTERN JENNINGS COUNTIES...
    
At 523 PM EDT, a severe thunderstorm capable of producing a tornado 
was located just south of Brownstown, or 10 miles southwest of 
Seymour, moving east at 25 mph. This storm has produced a funnel 
cloud recently.

HAZARD...Tornado.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This dangerous storm will be near...
  Seymour around 550 PM EDT.

This includes Interstate 65 between mile markers 41 and 49.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3883 8607 3888 8608 3898 8575 3883 8571
TIME...MOT...LOC 2123Z 252DEG 22KT 3886 8603 

TORNADO...RADAR INDICATED
HAIL...<.75IN

$$

AW

509 
WWUS53 KIND 232133
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
533 PM EDT Fri Oct 23 2020

INC071-079-232145-
/O.CON.KIND.TO.W.0005.000000T0000Z-201023T2145Z/
Jackson IN-Jennings IN-
533 PM EDT Fri Oct 23 2020

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 545 PM EDT FOR EAST
CENTRAL JACKSON AND SOUTHWESTERN JENNINGS COUNTIES...
    
At 533 PM EDT, a severe thunderstorm capable of producing a tornado
was located near Seymour, moving east at 40 mph.

HAZARD...Tornado and quarter size hail.

SOURCE...Radar indicated rotation.

IMPACT...Flying debris will be dangerous to those caught without 
         shelter. Mobile homes will be damaged or destroyed. Damage 
         to roofs, windows, and vehicles will occur.  Tree damage is 
         likely.

This tornadic thunderstorm will remain over mainly rural areas of
east central Jackson and southwestern Jennings Counties.

This includes Interstate 65 between mile markers 43 and 49.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

TAKE COVER NOW! Move to a basement or an interior room on the lowest
floor of a sturdy building. Avoid windows. If you are outdoors, in a
mobile home, or in a vehicle, move to the closest substantial shelter
and protect yourself from flying debris.

&&

LAT...LON 3884 8596 3892 8596 3898 8575 3887 8572
TIME...MOT...LOC 2133Z 259DEG 34KT 3888 8590 

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

$$

AW

317 
WWUS53 KIND 232142
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
542 PM EDT Fri Oct 23 2020

INC071-079-232151-
/O.EXP.KIND.TO.W.0005.000000T0000Z-201023T2145Z/
Jackson IN-Jennings IN-
542 PM EDT Fri Oct 23 2020

...THE TORNADO WARNING FOR EAST CENTRAL JACKSON AND SOUTHWESTERN
JENNINGS COUNTIES WILL EXPIRE AT 545 PM EDT...
    
The tornado threat has diminished and the Tornado Warning has been
cancelled. However, large hail and damaging winds remain likely and a
Severe Thunderstorm Warning remains in effect for the area.  However
gusty winds are still possible with this thunderstorm.

LAT...LON 3884 8596 3892 8596 3898 8575 3887 8572
TIME...MOT...LOC 2141Z 259DEG 34KT 3889 8580 

$$

AW

The office that day

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

Issued	Product	Office	Counties	Lasted
Oct 23, 1:47 PM EDT	Special Weather Statement	IND	Putnam	43 min
Oct 23, 2:24 PM EDT	Special Weather Statement	IND	Marion	51 min
Oct 23, 2:31 PM EDT	Special Weather Statement	IND	Tipton	59 min
Oct 23, 2:36 PM EDT	Special Weather Statement	IND	Vigo	39 min
Oct 23, 2:42 PM EDT	Severe Thunderstorm Warning	IND	Clay, Sullivan, Vigo	13 min
Oct 23, 2:58 PM EDT	Special Weather Statement	IND	Hamilton	47 min
Oct 23, 3:07 PM EDT	Areal Flood Warning	IND	Hendricks, Putnam	4 hr
Oct 23, 3:09 PM EDT	Special Weather Statement	IND	Marion	51 min
Oct 23, 3:18 PM EDT	Special Weather Statement	IND	Greene	42 min
Oct 23, 3:19 PM EDT	Special Weather Statement	IND	Daviess	41 min
Oct 23, 3:44 PM EDT	Severe Thunderstorm Warning	IND	Daviess, Knox	46 min
Oct 23, 3:46 PM EDT	Special Weather Statement	IND	Hancock	44 min
Oct 23, 3:48 PM EDT	Special Weather Statement	IND	Shelby	42 min
Oct 23, 3:52 PM EDT	Areal Flood Warning	IND	Marion	3 hr
Oct 23, 3:54 PM EDT	Severe Thunderstorm Warning	IND	Hancock, Henry	36 min
Oct 23, 3:58 PM EDT	Special Weather Statement	IND	Delaware, Randolph	62 min
Oct 23, 4:10 PM EDT	Special Weather Statement	IND	Jackson	50 min
Oct 23, 4:18 PM EDT	Areal Flood Advisory	IND	Knox	4 hr
Oct 23, 4:25 PM EDT	Special Weather Statement	IND	Rush	50 min
Oct 23, 4:26 PM EDT	Special Weather Statement	IND	Daviess, Martin	49 min
Oct 23, 4:58 PM EDT	Special Weather Statement	IND	Jackson, Lawrence	47 min
Oct 23, 5:01 PM EDT	Special Weather Statement	IND	Bartholomew, Brown, Decatur	44 min
Oct 23, 5:09 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Lawrence	36 min
Oct 23, 5:25 PM EDT	Flash Flood Warning	IND	Jackson, Lawrence	3 hr
Oct 23, 5:44 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Jennings	61 min

Nearby

Tornado Warnings in Indiana, 2020 Every tornado warning in 2020 Tornadoes in 2020

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.