Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 19, NWS Indianapolis, IN

March 2, 201211 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 2, 2012, 11:01 AM EST for 11 counties in Indiana. It was in force for 44 min. 7 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: Mar 2, 2012, 11:01 AM EST (16:01 UTC)
Expired: Mar 2, 2012, 11:45 AM EST
In force: 44 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.75 in
Wind: 50.0 mph

Counties Boone County, IN, Hamilton County, IN, Hancock County, IN, Hendricks County, IN, Johnson County, IN, Madison County, IN, Marion County, IN, Morgan County, IN, Rush County, IN, Shelby County, IN, Tipton County, IN

The radar

The Indianapolis radar (KIND), 38 km from the middle of the area, began a volume at 16:01 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
Mar 2, 11:01 AM EST	HAIL 0.5	Indianapolis, IN	HAIL OBSERVED AT I-465 AND MANN ROAD
Mar 2, 11:03 AM EST	HAIL 0.25	Indianapolis, IN	WASHINGTON STREET AND HIGHSCHOOL ROAD
Mar 2, 11:04 AM EST	HAIL 0.75	5 Se Indianapolis, IN
Mar 2, 11:07 AM EST	HAIL 1	Indianapolis, IN	EMERSON AVENUE AND SOUTHEASTERN AVENUE
Mar 2, 11:10 AM EST	HAIL 1.25	Indianapolis, IN	HAIL MEASURED AT THE UNIVERSITY OF INDIANAPOLIS
Mar 2, 11:11 AM EST	HAIL 0.25	Indianapolis, IN	35TH AND SHADELAND
Mar 2, 11:30 AM EST	HAIL 1.5	2 E Indianapolis Int'L, IN

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

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 2, 6:52 AM EST	Severe Thunderstorm Watch	SPC	6 hr
Mar 2, 10:54 AM EST	Tornado Watch PDS	SPC	6 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 4.0 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: 0 J/kg
Mixed-layer CIN: No buoyant parcel
Mixed-layer LCL: 1876 m above ground
0-6 km bulk shear: 78 kt
0-1 km storm-relative helicity: 217 m²/s²
0-3 km storm-relative helicity: 254 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.

863 
WUUS53 KIND 021601
SVRIND
INC011-057-059-063-081-095-097-109-139-145-159-021645-
/O.NEW.KIND.SV.W.0019.120302T1601Z-120302T1645Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1101 AM EST FRI MAR 2 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  BOONE COUNTY IN CENTRAL INDIANA...
  HAMILTON COUNTY IN CENTRAL INDIANA...
  HANCOCK COUNTY IN CENTRAL INDIANA...
  EASTERN HENDRICKS COUNTY IN CENTRAL INDIANA...
  NORTHERN JOHNSON COUNTY IN CENTRAL INDIANA...
  SOUTHWESTERN MADISON COUNTY IN CENTRAL INDIANA...
  MARION COUNTY IN CENTRAL INDIANA...
  NORTHEASTERN MORGAN COUNTY IN CENTRAL INDIANA...
  NORTHWESTERN RUSH COUNTY IN CENTRAL INDIANA...
  NORTHERN SHELBY COUNTY IN CENTRAL INDIANA...
  SOUTHEASTERN TIPTON COUNTY IN CENTRAL INDIANA...

* UNTIL 1145 AM EST

* AT 1058 AM EST...TRAINED WEATHER SPOTTERS REPORTED GOLF BALL SIZED 
AT THE INTERSECTION OF INTERSTATE 465 AND HARDING STREET ON THE 
SOUTHWEST SIDE OF INDIANAPOLIS. THESE STORMS WERE LOCATED ALONG A 
LINE EXTENDING FROM LEBANON TO 5 MILES WEST OF GREENWOOD...AND 
MOVING NORTHEAST AT 45 MPH.

* LOCATIONS IMPACTED INCLUDE...
  INDIANAPOLIS...
  GREENWOOD...
  SPEEDWAY...
  SOUTHPORT...
  BEECH GROVE...
  ZIONSVILLE...
  CARMEL...
  LAWRENCE...
  FISHERS...
  NOBLESVILLE...
  GREENFIELD...
  ULEN...
  HOMECROFT...
  WHITESTOWN...
  MONUMENT CIRCLE...
  WYNNEDALE...
  SPRING HILL...
  ROCKY RIPPLE...
  CROWS NEST...
  INDIANA STATE FAIRGROUNDS...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 91 AND 143.

THIS INCLUDES INTERSTATE 69 BETWEEN MILE MARKERS 0 AND 22.

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 62 AND 112.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 50 AND 110.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH IS ALSO IN EFFECT FOR THE WARNED AREA. TORNADOES CAN 
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY 
LIKELY...IF A TORNADO IS SPOTTED...ACT QUICKLY AND MOVE TO A PLACE 
OF SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL 
INTERIOR ROOM.

&&

LAT...LON 3985 8560 3979 8559 3979 8556 3969 8550
      3940 8629 4003 8669 4018 8628 4018 8624
      4020 8624 4033 8590
TIME...MOT...LOC 1600Z 244DEG 37KT 4001 8646 3965 8616
WIND...HAIL <50MPH 1.75IN

$$

HOMANN/SMF

3 follow-up statements

490 
WWUS53 KIND 021612
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1112 AM EST FRI MAR 2 2012

INC081-109-139-145-021621-
/O.CAN.KIND.SV.W.0019.000000T0000Z-120302T1645Z/
JOHNSON-MORGAN-RUSH-SHELBY-
1112 AM EST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN JOHNSON...
NORTHEASTERN MORGAN...NORTHWESTERN RUSH AND NORTHERN SHELBY COUNTIES
IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3985 8560 3979 8559 3978 8563 3975 8563
      3970 8584 3970 8595 3967 8596 3963 8610
      4001 8655 4018 8626 4018 8624 4019 8624
      4033 8590
TIME...MOT...LOC 1611Z 244DEG 37KT 4007 8628 3971 8597

$$

INC011-057-059-063-095-097-159-021645-
/O.CON.KIND.SV.W.0019.000000T0000Z-120302T1645Z/
BOONE-HAMILTON-HANCOCK-HENDRICKS-MADISON-MARION-TIPTON-
1112 AM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
BOONE...HAMILTON...HANCOCK...NORTHEASTERN HENDRICKS...SOUTHWESTERN
MADISON...MARION AND SOUTHEASTERN TIPTON COUNTIES UNTIL 1145 AM
EST...

AT 1110 AM EST...TRAINED WEATHER SPOTTERS REPORTED QUARTER SIZE HAIL 
AT THE INTERSECTION OF EMERSON AND SOUTHEASTERN AVENUES ON THE 
SOUTHEAST SIDE OF INDIANAPOLIS. THESE STORMS WERE LOCATED ALONG A 
LINE EXTENDING FROM 8 MILES NORTH OF ZIONSVILLE TO 5 MILES EAST OF 
BEECH GROVE...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  CARMEL...LAWRENCE...FISHERS...NOBLESVILLE...GREENFIELD...
  CUMBERLAND...CASTLETON...SHERIDAN...NEW PALESTINE...WESTFIELD...
  GEIST RESERVOIR...SPRING LAKE...MCCORDSVILLE...MORSE RESERVOIR...
  CICERO...FORTVILLE...ARCADIA...ATLANTA...INGALLS AND LAPEL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 3985 8560 3979 8559 3978 8563 3975 8563
      3970 8584 3970 8595 3967 8596 3963 8610
      4001 8655 4018 8626 4018 8624 4019 8624
      4033 8590
TIME...MOT...LOC 1611Z 244DEG 37KT 4007 8628 3971 8597
WIND...HAIL <50MPH 1.00IN

$$

HOMANN/SMF

847 
WWUS53 KIND 021625
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1125 AM EST FRI MAR 2 2012

INC011-063-021635-
/O.CAN.KIND.SV.W.0019.000000T0000Z-120302T1645Z/
BOONE-HENDRICKS-
1125 AM EST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR EASTERN BOONE AND NORTHEASTERN
HENDRICKS COUNTIES IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 4033 8590 3985 8560 3980 8559 3978 8563
      3975 8563 3970 8585 3970 8588 4011 8621
TIME...MOT...LOC 1625Z 244DEG 38KT 4014 8609 3978 8578

$$

INC057-059-095-097-159-021645-
/O.CON.KIND.SV.W.0019.000000T0000Z-120302T1645Z/
HAMILTON-HANCOCK-MADISON-MARION-TIPTON-
1125 AM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HAMILTON...
HANCOCK...SOUTHWESTERN MADISON...NORTHEASTERN MARION AND SOUTHEASTERN
TIPTON COUNTIES UNTIL 1145 AM EST...

AT 1124 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. 
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 6 MILES
NORTHWEST OF NOBLESVILLE TO GREENFIELD...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  GREENFIELD...CICERO...FORTVILLE...ARCADIA...ATLANTA...INGALLS...
  LAPEL AND PENDLETON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 4033 8590 3985 8560 3980 8559 3978 8563
      3975 8563 3970 8585 3970 8588 4011 8621
TIME...MOT...LOC 1625Z 244DEG 38KT 4014 8609 3978 8578
WIND...HAIL <50MPH 1.00IN

$$

HOMANN/SMF

537 
WWUS53 KIND 021633
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
1133 AM EST FRI MAR 2 2012

INC097-021643-
/O.CAN.KIND.SV.W.0019.000000T0000Z-120302T1645Z/
MARION-
1133 AM EST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN MARION COUNTY IS
CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA.

LAT...LON 3976 8576 4014 8614 4033 8590 3985 8560
TIME...MOT...LOC 1633Z 244DEG 38KT 4017 8599 3981 8568

$$

INC057-059-095-159-021645-
/O.CON.KIND.SV.W.0019.000000T0000Z-120302T1645Z/
HAMILTON-HANCOCK-MADISON-TIPTON-
1133 AM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR EASTERN
HAMILTON...HANCOCK...SOUTHWESTERN MADISON AND SOUTHEASTERN TIPTON
COUNTIES UNTIL 1145 AM EST...

AT 1128 AM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. 
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 7 MILES NORTH
OF NOBLESVILLE TO GREENFIELD...MOVING NORTHEAST AT 45 MPH.

LOCATIONS IMPACTED INCLUDE...
  LAPEL AND PENDLETON.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. TORNADOES CAN
DEVELOP QUICKLY FROM SEVERE THUNDERSTORMS. ALTHOUGH NOT IMMEDIATELY
LIKELY...IF A TORNADO IS SPOTTED ACT QUICKLY AND MOVE TO A PLACE OF
SAFETY INSIDE A STURDY STRUCTURE...SUCH AS A BASEMENT OR SMALL
INTERIOR ROOM.

&&

LAT...LON 3976 8576 4014 8614 4033 8590 3985 8560
TIME...MOT...LOC 1633Z 244DEG 38KT 4017 8599 3981 8568
WIND...HAIL <50MPH 1.00IN

$$

HOMANN/SMF

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 2, 3:30 AM EST	Wind Advisory	IND	Bartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more	22 hr
Mar 2, 5:58 AM EST	Special Weather Statement	IND	Monroe	47 min
Mar 2, 6:43 AM EST	Special Weather Statement	IND	Johnson, Shelby	47 min
Mar 2, 7:04 AM EST	Special Weather Statement	IND	Hancock	41 min
Mar 2, 7:30 AM EST	Special Weather Statement	IND	Rush	45 min
Mar 2, 7:39 AM EST	Special Weather Statement	IND	Delaware	51 min
Mar 2, 8:06 AM EST	Special Weather Statement	IND	Randolph	39 min
Mar 2, 8:32 AM EST	Special Weather Statement	IND	Henry, Randolph	58 min
Mar 2, 9:31 AM EST	Severe Thunderstorm Warning	IND	Clay, Parke, Vermillion, Vigo	44 min
Mar 2, 9:58 AM EST	Severe Thunderstorm Warning	IND	Clay, Fountain, Montgomery, Parke, Putnam	47 min
Mar 2, 10:25 AM EST	Severe Thunderstorm Warning	IND	Boone, Hendricks, Montgomery, Morgan, Putnam	50 min
Mar 2, 10:29 AM EST	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson, Lawrence	31 min
Mar 2, 10:46 AM EST	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hancock, Hendricks, Johnson, Madison and 3 more	44 min
Mar 2, 1:01 PM EST	Severe Thunderstorm Warning	IND	Howard	29 min
Mar 2, 1:32 PM EST	Severe Thunderstorm Warning	IND	Boone, Fountain, Hendricks, Montgomery, Parke, Putnam	43 min
Mar 2, 1:34 PM EST	Severe Thunderstorm Warning	IND	Clay, Parke, Putnam, Vigo	41 min
Mar 2, 1:51 PM EST	Severe Thunderstorm Warning	IND	Clay, Hendricks, Montgomery, Parke, Putnam	24 min
Mar 2, 2:09 PM EST	Severe Thunderstorm Warning	IND	Hendricks, Montgomery, Morgan, Owen, Parke, Putnam	36 min
Mar 2, 2:11 PM EST	Tornado Warning	IND	Boone, Hamilton	34 min
Mar 2, 2:22 PM EST	Severe Thunderstorm Warning	IND	Jackson, Lawrence, Martin, Monroe	23 min
Mar 2, 2:34 PM EST	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hancock, Hendricks, Johnson, Madison and 2 more	41 min
Mar 2, 2:56 PM EST	Severe Thunderstorm Warning	IND	Delaware, Hamilton, Madison, Tipton	34 min
Mar 2, 3:12 PM EST	Severe Thunderstorm Warning	IND	Hancock, Henry, Randolph, Rush, Shelby	33 min
Mar 2, 3:39 PM EST	Severe Thunderstorm Warning	IND	Decatur, Jennings	21 min
Mar 2, 3:44 PM EST	Tornado Warning	IND	Jennings	16 min
Mar 2, 3:47 PM EST	Severe Thunderstorm Warning	IND	Rush	13 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012 Every severe thunderstorm warning in 2012

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.