Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 21, NWS Indianapolis, IN

March 2, 20126 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 2, 2012, 1:32 PM EST for 6 counties in Indiana. It was in force for 43 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
Mar 2, 2012, 1:32 PM EST (18:32 UTC)
Expired
Mar 2, 2012, 2:15 PM EST
In force
43 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Boone County, IN, Fountain County, IN, Hendricks County, IN, Montgomery County, IN, Parke County, IN, Putnam County, IN

The radar

The Indianapolis radar (KIND), 69 km from the middle of the area, began a volume at 18:31 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

TimeReportWhereRemark
Mar 2, 1:35 PM ESTHAIL 0.251 N Judson, 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.

IssuedProductOfficeLasted
Mar 2, 10:54 AM ESTTornado Watch PDSSPC6 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 6.5 hours before the alert went out and 139 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-pSkew-T log-p diagram, Lincoln, IL at 12:00Z on 2012-03-02Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Lincoln, IL at 12:00Z on 2012-03-02The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 76 square meters per square second.1939587897117136156Sfc1 km3 km6 km9 kmRMLM
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
1770 m above ground
0-6 km bulk shear
61 kt
0-1 km storm-relative helicity
76 m²/s²
0-3 km storm-relative helicity
163 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.

993 
WUUS53 KIND 021832
SVRIND
INC011-045-063-107-121-133-021915-
/O.NEW.KIND.SV.W.0021.120302T1832Z-120302T1915Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN BOONE COUNTY IN CENTRAL INDIANA...
  SOUTHEASTERN FOUNTAIN COUNTY IN WEST CENTRAL INDIANA...
  NORTHWESTERN HENDRICKS COUNTY IN CENTRAL INDIANA...
  MONTGOMERY COUNTY IN WEST CENTRAL INDIANA...
  NORTHEASTERN PARKE COUNTY IN WEST CENTRAL INDIANA...
  NORTHWESTERN PUTNAM COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 215 PM EST

* AT 131 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
  DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 9 MILES
  NORTHEAST OF ROCKVILLE...OR 17 MILES SOUTHWEST OF CRAWFORDSVILLE...
  AND MOVING NORTHEAST AT 55 MPH.

* LOCATIONS IMPACTED INCLUDE...
  CRAWFORDSVILLE...
  WAVELAND...
  SHADES STATE PARK...
  RUSSELLVILLE...
  ALAMO...
  WAYNETOWN...
  NEW MARKET...
  ROACHDALE...
  NEW RICHMOND...
  LADOGA...
  NEW ROSS...
  JAMESTOWN...

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 25 AND 55.

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 4022 8698 4021 8696 3992 8653 3972 8713
      3993 8724
TIME...MOT...LOC 1832Z 246DEG 49KT 3985 8708
WIND...HAIL 60MPH 1.00IN

$$

HOMANN/SMF
2 follow-up statements
460 
WWUS53 KIND 021842
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
142 PM EST FRI MAR 2 2012

INC045-021852-
/O.CAN.KIND.SV.W.0021.000000T0000Z-120302T1915Z/
FOUNTAIN-
142 PM EST FRI MAR 2 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN FOUNTAIN COUNTY
IS CANCELLED...

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

LAT...LON 3996 8709 4003 8709 4021 8698 4021 8696
      3992 8654 3976 8704 3995 8710
TIME...MOT...LOC 1842Z 246DEG 49KT 3984 8688

$$

INC011-063-107-121-133-021915-
/O.CON.KIND.SV.W.0021.000000T0000Z-120302T1915Z/
BOONE-HENDRICKS-MONTGOMERY-PARKE-PUTNAM-
142 PM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
BOONE...NORTHWESTERN HENDRICKS...MONTGOMERY...NORTHEASTERN PARKE AND
NORTHWESTERN PUTNAM COUNTIES UNTIL 215 PM EST...

AT 136 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 13 MILES
NORTHWEST OF GREENCASTLE...OR 17 MILES SOUTH OF CRAWFORDSVILLE...
MOVING NORTHEAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  CRAWFORDSVILLE...NEW MARKET...ROACHDALE...NEW RICHMOND...LADOGA...
  NEW ROSS AND JAMESTOWN.

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 3996 8709 4003 8709 4021 8698 4021 8696
      3992 8654 3976 8704 3995 8710
TIME...MOT...LOC 1842Z 246DEG 49KT 3984 8688
WIND...HAIL 60MPH 1.00IN

$$

RYAN
869 
WWUS53 KIND 021849
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
149 PM EST FRI MAR 2 2012

INC121-021859-
/O.CAN.KIND.SV.W.0021.000000T0000Z-120302T1915Z/
PARKE-
149 PM EST FRI MAR 2 2012

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

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

LAT...LON 4017 8692 3992 8654 3978 8701 3980 8701
      3996 8693
TIME...MOT...LOC 1849Z 246DEG 49KT 3981 8673

$$

INC011-063-107-133-021915-
/O.CON.KIND.SV.W.0021.000000T0000Z-120302T1915Z/
BOONE-HENDRICKS-MONTGOMERY-PUTNAM-
149 PM EST FRI MAR 2 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHWESTERN
BOONE...NORTHWESTERN HENDRICKS...EASTERN MONTGOMERY AND NORTHWESTERN
PUTNAM COUNTIES UNTIL 215 PM EST...

AT 145 PM EST...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED 11 MILES
NORTH OF GREENCASTLE...OR 18 MILES SOUTH OF CRAWFORDSVILLE...MOVING
NORTHEAST AT 55 MPH.

LOCATIONS IMPACTED INCLUDE...
  NEW ROSS AND JAMESTOWN.

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 4017 8692 3992 8654 3978 8701 3980 8701
      3996 8693
TIME...MOT...LOC 1849Z 246DEG 49KT 3981 8673
WIND...HAIL 60MPH 1.00IN

$$

RYAN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 2, 3:30 AM ESTWind AdvisoryINDBartholomew, Boone, Brown, Carroll, Clay, Clinton and 33 more22 hr
Mar 2, 5:58 AM ESTSpecial Weather StatementINDMonroe47 min
Mar 2, 6:43 AM ESTSpecial Weather StatementINDJohnson, Shelby47 min
Mar 2, 7:04 AM ESTSpecial Weather StatementINDHancock41 min
Mar 2, 7:30 AM ESTSpecial Weather StatementINDRush45 min
Mar 2, 7:39 AM ESTSpecial Weather StatementINDDelaware51 min
Mar 2, 8:06 AM ESTSpecial Weather StatementINDRandolph39 min
Mar 2, 8:32 AM ESTSpecial Weather StatementINDHenry, Randolph58 min
Mar 2, 9:31 AM ESTSevere Thunderstorm WarningINDClay, Parke, Vermillion, Vigo44 min
Mar 2, 9:58 AM ESTSevere Thunderstorm WarningINDClay, Fountain, Montgomery, Parke, Putnam47 min
Mar 2, 10:25 AM ESTSevere Thunderstorm WarningINDBoone, Hendricks, Montgomery, Morgan, Putnam50 min
Mar 2, 10:29 AM ESTSevere Thunderstorm WarningINDBartholomew, Brown, Jackson, Lawrence31 min
Mar 2, 10:46 AM ESTSevere Thunderstorm WarningINDBoone, Hamilton, Hancock, Hendricks, Johnson, Madison and 3 more44 min
Mar 2, 11:01 AM ESTSevere Thunderstorm WarningINDBoone, Hamilton, Hancock, Hendricks, Johnson, Madison and 5 more44 min
Mar 2, 1:01 PM ESTSevere Thunderstorm WarningINDHoward29 min
Mar 2, 1:34 PM ESTSevere Thunderstorm WarningINDClay, Parke, Putnam, Vigo41 min
Mar 2, 1:51 PM ESTSevere Thunderstorm WarningINDClay, Hendricks, Montgomery, Parke, Putnam24 min
Mar 2, 2:09 PM ESTSevere Thunderstorm WarningINDHendricks, Montgomery, Morgan, Owen, Parke, Putnam36 min
Mar 2, 2:11 PM ESTTornado WarningINDBoone, Hamilton34 min
Mar 2, 2:22 PM ESTSevere Thunderstorm WarningINDJackson, Lawrence, Martin, Monroe23 min
Mar 2, 2:34 PM ESTSevere Thunderstorm WarningINDBoone, Hamilton, Hancock, Hendricks, Johnson, Madison and 2 more41 min
Mar 2, 2:56 PM ESTSevere Thunderstorm WarningINDDelaware, Hamilton, Madison, Tipton34 min
Mar 2, 3:12 PM ESTSevere Thunderstorm WarningINDHancock, Henry, Randolph, Rush, Shelby33 min
Mar 2, 3:39 PM ESTSevere Thunderstorm WarningINDDecatur, Jennings21 min
Mar 2, 3:44 PM ESTTornado WarningINDJennings16 min
Mar 2, 3:47 PM ESTSevere Thunderstorm WarningINDRush13 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2012Every 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.