Alert archive / Indiana / Tornado Warnings in 2015

Tornado Warning 19, NWS Indianapolis, IN

July 17, 2015Clinton County, Tippecanoe County, Indiana

NWS Indianapolis, IN issued this tornado warning at Jul 17, 2015, 4:33 PM EDT for Clinton County, Tippecanoe County, Indiana. It was in force for 27 min. 2 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: Jul 17, 2015, 4:33 PM EDT (20:33 UTC)
Expired: Jul 17, 2015, 5:00 PM EDT
In force: 27 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Tornado: Radar indicated
Hail: 1.0 in

Counties Clinton County, IN, Tippecanoe County, IN

The radar

The Indianapolis radar (KIND), 69 km from the middle of the area, began a volume at 20:33 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
Jul 17, 4:33 PM EDT	TORNADO	10 Se Lafayette, IN	NWS SURVEY REVEALED EF1 DAMAGE WITH APPROXIMATELY 100 MPH WINDS AFFECTING A RESIDENCE SOUTH OF NEWCASTLE ROAD...BETWEEN COUNTY ROAD 775 EAST AND COUNTY ROAD 900 EAST IN SOUTHEAST TIPPECANOE COUNTY. NUMEROUS TREES WEST OF THE AFFECTED RESIDENCE HAD TOPS SHEARED
Jul 17, 4:38 PM EDT	TORNADO	12 Se Lafayette, IN	NWS SURVEY REVEALED EF1 DAMAGE WITH APPROXIMATELY 97 MPH WINDS IN THE SOUTHEAST PORTION OF TIPPECANOE COUNTY...SOUTH OF THE INTERSECTION OF HIGHWAY 52 AND COUNTY ROAD 900 SOUTH. OBSERVED DAMAGE INCLUDED A COLLAPSED GARAGE...DOWNED TREES...AND AT LEAST ONE HOME

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, 8.6 hours before the alert went out and 164 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: 2277 J/kg
Mixed-layer CIN: -132 J/kg
Mixed-layer LCL: 1052 m above ground
0-6 km bulk shear: 30 kt
0-1 km storm-relative helicity: 65 m²/s²
0-3 km storm-relative helicity: 89 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 2.8

Open this sounding in Storm Lab

The text

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

682 
WFUS53 KIND 172033
TORIND
INC023-157-172100-
/O.NEW.KIND.TO.W.0019.150717T2033Z-150717T2100Z/

BULLETIN - EAS ACTIVATION REQUESTED
TORNADO WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
433 PM EDT FRI JUL 17 2015

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* TORNADO WARNING FOR...
  SOUTHWESTERN CLINTON COUNTY IN CENTRAL INDIANA...
  SOUTHEASTERN TIPPECANOE COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 500 PM EDT
    
* AT 433 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A
  TORNADO WAS LOCATED 10 MILES SOUTHEAST OF LAFAYETTE...MOVING
  SOUTHEAST AT 20 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 DANGEROUS STORM WILL BE NEAR...
  FRANKFORT AROUND 500 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
DAYTON...MULBERRY...CLARKS HILL AND COLFAX.

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 154 AND 168.
 
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 4030 8650 4018 8664 4018 8667 4019 8670
      4021 8670 4021 8675 4027 8688 4042 8674
TIME...MOT...LOC 2033Z 305DEG 17KT 4031 8674 

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

$$

50

2 follow-up statements

873 
WWUS53 KIND 172044
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
444 PM EDT FRI JUL 17 2015

INC023-157-172100-
/O.CON.KIND.TO.W.0019.000000T0000Z-150717T2100Z/
CLINTON IN-TIPPECANOE IN-
444 PM EDT FRI JUL 17 2015

...A TORNADO WARNING REMAINS IN EFFECT UNTIL 500 PM EDT FOR
SOUTHWESTERN CLINTON AND SOUTHEASTERN TIPPECANOE COUNTIES...
    
AT 444 PM EDT...A SEVERE THUNDERSTORM CAPABLE OF PRODUCING A TORNADO
WAS LOCATED 10 MILES WEST OF FRANKFORT...MOVING SOUTHEAST AT 20 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 DANGEROUS STORM WILL BE NEAR...
  FRANKFORT AROUND 500 PM EDT.

OTHER LOCATIONS IMPACTED BY THIS TORNADIC THUNDERSTORM INCLUDE
MULBERRY...CLARKS HILL AND COLFAX.

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 154 AND 163.
 
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.

HEAVY RAINFALL MAY HIDE THIS TORNADO. DO NOT WAIT TO SEE OR HEAR THE
TORNADO. TAKE COVER NOW.

&&

LAT...LON 4030 8650 4018 8664 4018 8667 4019 8670
      4021 8670 4021 8675 4025 8682 4038 8666
TIME...MOT...LOC 2044Z 310DEG 17KT 4028 8671 

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

$$

50

900 
WWUS53 KIND 172101
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
501 PM EDT FRI JUL 17 2015

INC023-157-172110-
/O.EXP.KIND.TO.W.0019.000000T0000Z-150717T2100Z/
CLINTON IN-TIPPECANOE IN-
501 PM EDT FRI JUL 17 2015

...THE TORNADO WARNING FOR SOUTHWESTERN CLINTON AND SOUTHEASTERN
TIPPECANOE COUNTIES HAS EXPIRED...
        
THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE AREA.
THEREFORE THE WARNING HAS BEEN ALLOWED TO EXPIRE.  HOWEVER HEAVY RAIN
IS STILL POSSIBLE WITH THIS THUNDERSTORM.

REMEMBER...A SEVERE THUNDERSTORM WARNING STILL REMAINS IN EFFECT FOR
PORTIONS OF SOUTHWEST CLINTON COUNTY UNTIL 530 PM.

LAT...LON 4030 8650 4018 8664 4018 8667 4019 8670
      4021 8670 4021 8675 4025 8682 4038 8666
TIME...MOT...LOC 2058Z 305DEG 17KT 4028 8671 

$$

50

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 17, 1:42 PM EDT	Special Weather Statement	IND	Hamilton	48 min
Jul 17, 1:58 PM EDT	Special Weather Statement	IND	Montgomery	32 min
Jul 17, 2:21 PM EDT	Special Weather Statement	IND	Tippecanoe	24 min
Jul 17, 2:28 PM EDT	Special Weather Statement	IND	Randolph	47 min
Jul 17, 2:32 PM EDT	Special Weather Statement	IND	Hamilton	43 min
Jul 17, 2:51 PM EDT	Special Weather Statement	IND	Montgomery	39 min
Jul 17, 3:18 PM EDT	Severe Thunderstorm Warning	IND	Randolph	42 min
Jul 17, 3:31 PM EDT	Special Weather Statement	IND	Hendricks, Marion	44 min
Jul 17, 3:47 PM EDT	Heat Advisory	IND	Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more	27 hr
Jul 17, 3:55 PM EDT	Special Weather Statement	IND	Hancock	35 min
Jul 17, 3:59 PM EDT	Special Weather Statement	IND	Tippecanoe	46 min
Jul 17, 4:15 PM EDT	Special Weather Statement	IND	Marion	45 min
Jul 17, 4:23 PM EDT	Flash Flood Warning	IND	Hendricks, Marion, Montgomery, Putnam	5 hr
Jul 17, 4:29 PM EDT	Severe Thunderstorm Warning	IND	Clinton, Tippecanoe	31 min
Jul 17, 4:58 PM EDT	Severe Thunderstorm Warning	IND	Boone, Clinton	32 min
Jul 17, 5:14 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur, Rush, Shelby	46 min
Jul 17, 5:15 PM EDT	Severe Thunderstorm Warning	IND	Boone, Montgomery	30 min
Jul 17, 5:35 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hendricks	25 min
Jul 17, 5:38 PM EDT	Flash Flood Warning	IND	Clinton, Tippecanoe	4 hr
Jul 17, 5:55 PM EDT	Flash Flood Warning	IND	Boone, Hamilton, Montgomery	3 hr
Jul 17, 5:58 PM EDT	Severe Thunderstorm Warning	IND	Hendricks, Johnson, Marion, Morgan	32 min
Jul 17, 5:59 PM EDT	Flash Flood Warning	IND	Hendricks, Johnson, Morgan, Shelby	3 hr
Jul 17, 7:23 PM EDT	Severe Thunderstorm Warning	IND	Clay, Putnam	37 min

Nearby

Tornado Warnings in Indiana, 2015 Every tornado warning in 2015 Tornadoes in 2015

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.