Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 65, NWS Indianapolis, IN

March 30, 20125 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 30, 2012, 5:00 PM EDT for 5 counties in Indiana. It was in force for 45 min. 8 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 30, 2012, 5:00 PM EDT (21:00 UTC)
Expired
Mar 30, 2012, 5:45 PM EDT
In force
45 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Hendricks County, IN, Johnson County, IN, Marion County, IN, Morgan County, IN, Shelby County, IN

The radar

The Indianapolis radar (KIND), 13 km from the middle of the area, began a volume at 21:03 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 30, 5:15 PM EDTHAIL 1Plainfield, INDAN JONES AND 200S
Mar 30, 5:17 PM EDTHAIL 0.25Plainfield, IN
Mar 30, 5:21 PM EDTHAIL 0.25Plainfield, IN
Mar 30, 5:29 PM EDTHAIL 0.25Plainfield, IN
Mar 30, 5:33 PM EDTHAIL 0.75Plainfield, IN
Mar 30, 5:44 PM EDTHAIL 0.72 S Camby, IN
Mar 30, 5:50 PM EDTHAIL 0.75Greenwood, IN
Mar 30, 5:55 PM EDTHAIL 0.255 W Greenwood, 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 30, 3:24 PM EDTSevere Thunderstorm WatchSPC7 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 9.0 hours before the alert went out and 203 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, Cncnati-Daytn, OH at 12:00Z on 2012-03-30Temperature 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, Cncnati-Daytn, OH at 12:00Z on 2012-03-30The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 249 square meters per square second.193958Sfc1 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
825 m above ground
0-6 km bulk shear
29 kt
0-1 km storm-relative helicity
249 m²/s²
0-3 km storm-relative helicity
364 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.

925 
WUUS53 KIND 302100
SVRIND
INC063-081-097-109-145-302145-
/O.NEW.KIND.SV.W.0065.120330T2100Z-120330T2145Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
500 PM EDT FRI MAR 30 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN HENDRICKS COUNTY IN CENTRAL INDIANA...
  NORTHERN JOHNSON COUNTY IN CENTRAL INDIANA...
  SOUTHERN MARION COUNTY IN CENTRAL INDIANA...
  NORTHEASTERN MORGAN COUNTY IN CENTRAL INDIANA...
  NORTHWESTERN SHELBY COUNTY IN CENTRAL INDIANA...

* UNTIL 545 PM EDT

* AT 459 PM EDT...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 NEAR
  DANVILLE...OR 19 MILES WEST OF INDIANAPOLIS...AND MOVING EAST AT 35
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  PLAINFIELD...
  MOORESVILLE...
  GREENWOOD...
  SOUTHPORT...
  CAMBY...
  INDIANAPOLIS INT'L AIRPORT...
  HOMECROFT...
  NEW WHITELAND...
  WHITELAND...
  BOGGSTOWN...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 92 AND 106.

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 59 AND 73.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 98 AND 104.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MILES PER
HOUR...DESTRUCTIVE HAIL...DEADLY LIGHTNING...AND VERY HEAVY RAIN. FOR
YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR
HOME OR BUSINESS. HEAVY RAINS FLOOD ROADS QUICKLY SO DO NOT DRIVE
INTO AREAS WHERE WATER COVERS THE ROAD.

&&

LAT...LON 3968 8588 3949 8592 3962 8655 3975 8652
TIME...MOT...LOC 2100Z 265DEG 31KT 3972 8649
WIND...HAIL 60MPH 1.00IN

$$

KOCH
2 follow-up statements
854 
WWUS53 KIND 302110
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
510 PM EDT FRI MAR 30 2012

INC063-081-097-109-145-302145-
/O.CON.KIND.SV.W.0065.000000T0000Z-120330T2145Z/
HENDRICKS-JOHNSON-MARION-MORGAN-SHELBY-
510 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
HENDRICKS...NORTHERN JOHNSON...SOUTHERN MARION...NORTHEASTERN MORGAN
AND NORTHWESTERN SHELBY COUNTIES UNTIL 545 PM EDT...

AT 503 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING GOLF BALL SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH.  THIS STORM WAS LOCATED NEAR
PLAINFIELD...OR 15 MILES WEST OF INDIANAPOLIS...MOVING EAST AT 25
MPH.

IN ADDITION...GOLF BALL HAIL WAS REPORTED AT 508 PM JUST NORTHWEST 
OF DANVILLE WITH THIS STORM.

LOCATIONS IMPACTED INCLUDE...
  MOORESVILLE...SOUTHPORT...GREENWOOD...INDIANAPOLIS INT'L AIRPORT...
  CAMBY...HOMECROFT...NEW WHITELAND...WHITELAND AND BOGGSTOWN.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN
THE PATH OF THIS STORM. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

&&

LAT...LON 3968 8588 3949 8592 3962 8655 3975 8652
TIME...MOT...LOC 2109Z 285DEG 23KT 3971 8637
WIND...HAIL 60MPH 1.75IN

$$

RYAN
509 
WWUS53 KIND 302124
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
524 PM EDT FRI MAR 30 2012

INC063-081-097-109-145-302145-
/O.CON.KIND.SV.W.0065.000000T0000Z-120330T2145Z/
HENDRICKS-JOHNSON-MARION-MORGAN-SHELBY-
524 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
HENDRICKS...NORTHERN JOHNSON...SOUTHERN MARION...NORTHEASTERN MORGAN
AND NORTHWESTERN SHELBY COUNTIES UNTIL 545 PM EDT...

AT 513 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING GOLF BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM SPEEDWAY TO PLAINFIELD TO 7 MILES
WEST OF MOORESVILLE...MOVING SOUTHEAST AT 30 MPH.

LARGE HAIL HAS BEEN REPORTED IN DANVILLE AND PLAINFIELD WITH THIS 
LINE OF STORMS.

LOCATIONS IMPACTED INCLUDE...
  SOUTHPORT...GREENWOOD...HOMECROFT...NEW WHITELAND...WHITELAND      
  AND BOGGSTOWN. THE SOUTHERN PORTION OF THE INDIANAPOLIS METRO AREA 
  WILL BE IMPACTED AS WELL.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

PREPARE IMMEDIATELY FOR LARGE HAIL AND DAMAGING WINDS IF YOU ARE IN
THE PATH OF THESE STORMS. PEOPLE OUTSIDE SHOULD MOVE TO A SHELTER...
PREFERABLY INSIDE A STRONG BUILDING AND AWAY FROM WINDOWS.

THESE STORMS HAVE A HISTORY OF PRODUCING LARGE HAIL. SEEK SHELTER NOW
INSIDE A STURDY STRUCTURE AND STAY AWAY FROM WINDOWS.

&&

LAT...LON 3968 8588 3949 8592 3962 8655 3975 8652
TIME...MOT...LOC 2123Z 297DEG 26KT 3970 8620 3964 8623
          3960 8642
WIND...HAIL 60MPH 1.75IN

$$

RYAN

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 30, 3:47 PM EDTSevere Thunderstorm WarningINDMontgomery, Parke, Putnam43 min
Mar 30, 4:18 PM EDTSevere Thunderstorm WarningINDBoone, Hamilton18 min
Mar 30, 4:26 PM EDTSevere Thunderstorm WarningINDBoone, Hendricks, Marion, Montgomery, Putnam49 min
Mar 30, 4:29 PM EDTSevere Thunderstorm WarningINDHendricks, Parke, Putnam46 min
Mar 30, 4:41 PM EDTSevere Thunderstorm WarningINDClay, Owen, Parke, Putnam, Vigo49 min
Mar 30, 4:46 PM EDTSevere Thunderstorm WarningINDDelaware, Hamilton, Madison, Tipton44 min
Mar 30, 5:13 PM EDTSevere Thunderstorm WarningINDHendricks, Morgan, Putnam47 min
Mar 30, 5:14 PM EDTSevere Thunderstorm WarningINDHancock, Hendricks, Marion, Shelby46 min
Mar 30, 5:16 PM EDTSevere Thunderstorm WarningINDHamilton, Hancock, Henry, Madison44 min
Mar 30, 5:20 PM EDTSevere Thunderstorm WarningINDDelaware, Randolph40 min
Mar 30, 5:22 PM EDTSevere Thunderstorm WarningINDRandolph11 min
Mar 30, 5:27 PM EDTSevere Thunderstorm WarningINDDelaware24 min
Mar 30, 5:38 PM EDTSevere Thunderstorm WarningINDDelaware, Randolph52 min
Mar 30, 5:43 PM EDTSevere Thunderstorm WarningINDClay, Owen, Putnam47 min
Mar 30, 5:45 PM EDTSevere Thunderstorm WarningINDJohnson, Marion, Morgan, Shelby45 min
Mar 30, 5:54 PM EDTSevere Thunderstorm WarningINDBartholomew, Brown, Johnson, Morgan, Owen, Putnam and 1 more51 min
Mar 30, 6:00 PM EDTSevere Thunderstorm WarningINDHancock, Henry, Rush, Shelby45 min
Mar 30, 6:04 PM EDTAreal Flood AdvisoryINDHendricks, Johnson, Marion, Morgan, Putnam116 min
Mar 30, 6:16 PM EDTSevere Thunderstorm WarningINDBartholomew, Decatur, Rush, Shelby44 min
Mar 30, 6:35 PM EDTAreal Flood AdvisoryINDClay, Johnson, Morgan, Owen, Shelby2 hr
Mar 30, 6:56 PM EDTSevere Thunderstorm WarningINDDecatur, Rush21 min
Mar 30, 7:39 PM EDTSevere Thunderstorm WarningINDKnox15 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.