Alert archive / Indiana / Tornado Warnings in 2016

Tornado Warning 15, NWS Indianapolis, IN

August 15, 2016Hendricks County, Indiana

NWS Indianapolis, IN issued this tornado warning at Aug 15, 2016, 6:20 PM EDT for Hendricks County, Indiana. It was in force for 25 min. 3 reports 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: Aug 15, 2016, 6:20 PM EDT (22:20 UTC)
Expired: Aug 15, 2016, 6:45 PM EDT
In force: 25 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 0.75 in

County Hendricks County, IN

The radar

The Indianapolis radar (KIND), 18 km from the middle of the area, began a volume at 22:20 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
Aug 15, 6:25 PM EDT	FUNNEL CLOUD	Brownsburg, IN	267 AND TINDEN
Aug 15, 6:25 PM EDT	TSTM WND GST 100	Brownsburg, IN	DHS RELAYED REPORT FROM FIRE MARSHALL OF STRONG ROTATION AND DEBRIS IN THE AIR AT STATE ROAD 136 AND STATE ROAD 267 THAT LASTED ABOUT 1 MINUTE MOVING NORTH. WINDS ESTIMATED 90 TO 100 MPH.
Aug 15, 6:42 PM EDT	TSTM WND DMG	2 Se Brownsburg, IN	CONSIDERABLE DEBRIS

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

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 10.3 hours before the alert went out and 193 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: 36 J/kg
Mixed-layer CIN: -63 J/kg
Mixed-layer LCL: 546 m above ground
0-6 km bulk shear: 13 kt
0-1 km storm-relative helicity: 69 m²/s²
0-3 km storm-relative helicity: 101 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

The text

As transmitted.

752 
WFUS53 KIND 152220
TORIND
INC063-152245-
/O.NEW.KIND.TO.W.0015.160815T2220Z-160815T2245Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
620 PM EDT MON AUG 15 2016

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  NORTHEASTERN HENDRICKS COUNTY IN CENTRAL INDIANA...

* UNTIL 645 PM EDT

* AT 619 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED OVER BROWNSBURG...OR 14 MILES WEST OF
  INDIANAPOLIS... MOVING NORTHEAST AT 25 MPH.

  HAZARD...TORNADO. 

  SOURCE...WEATHER SPOTTERS REPORTED FUNNEL CLOUD. 

  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
  NORTHEASTERN HENDRICKS COUNTY.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 65 AND 68.
 
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 3986 8633 3979 8638 3980 8644 3992 8638
      3992 8633
TIME...MOT...LOC 2219Z 219DEG 22KT 3981 8640 

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

$$

CP

1 follow-up statement

297 
WWUS53 KIND 152242
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
642 PM EDT MON AUG 15 2016

INC063-152252-
/O.EXP.KIND.TO.W.0015.000000T0000Z-160815T2245Z/
HENDRICKS IN-
642 PM EDT MON AUG 15 2016

...THE TORNADO WARNING FOR NORTHEASTERN HENDRICKS COUNTY WILL EXPIRE
AT 645 PM EDT...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE...THE WARNING WILL BE ALLOWED TO EXPIRE.

LAT...LON 3986 8633 3979 8638 3980 8644 3992 8638
      3992 8633
TIME...MOT...LOC 2240Z 219DEG 22KT 3981 8640 

$$

CP

The office that day

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

Issued	Product	Office	Counties	Lasted
Aug 15, 5:44 PM EDT	Tornado Warning Tornado observed	IND	Boone, Hendricks, Marion	31 min
Aug 15, 6:11 PM EDT	Tornado Warning Tornado observed	IND	Boone, Hendricks	34 min
Aug 15, 6:36 PM EDT	Tornado Warning Tornado observed	IND	Boone, Hamilton	39 min
Aug 15, 6:42 PM EDT	Tornado Warning	IND	Boone	15 min
Aug 15, 7:15 PM EDT	Tornado Warning	IND	Hamilton, Tipton	30 min
Aug 15, 7:45 PM EDT	Tornado Warning	IND	Howard, Tipton	30 min

Nearby

Tornado Warnings in Indiana, 2016 Every tornado warning in 2016 Tornadoes in 2016

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.