Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 67, NWS Indianapolis, IN

March 30, 20124 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 30, 2012, 5:14 PM EDT for 4 counties in Indiana. It was in force for 46 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, 5:14 PM EDT (21:14 UTC)
Expired
Mar 30, 2012, 6:00 PM EDT
In force
46 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

Counties Hancock County, IN, Hendricks County, IN, Marion County, IN, Shelby County, IN

The radar

The Indianapolis radar (KIND), 29 km from the middle of the area, began a volume at 21:17 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, 5:19 PM EDTTSTM WND GST 50Indianapolis, IN21ST AND GIRLS SCHOOL
Mar 30, 5:19 PM EDTHAIL 0.25Indianapolis, IN21ST AND GIRLS SCHOOL
Mar 30, 5:26 PM EDTHAIL 0.5Indianapolis, INW. WASHINGTON AND LYNHURST
Mar 30, 5:27 PM EDTHAIL 0.25Indianapolis, INI-65 AND I-70
Mar 30, 5:35 PM EDTHAIL 0.25Indianapolis, INNWS INDIANAPOLIS
Mar 30, 5:45 PM EDTHAIL 0.88Indianapolis, INSR 37 AND SOUTHPORT
Mar 30, 5:51 PM EDTHAIL 0.88Indianapolis, INMANN AND MILLS
Mar 30, 5:57 PM EDTTSTM WND DMGGreenfield, INPOWER LINES DOWN... 600S SR 9

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, 9.2 hours before the alert went out and 188 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.

089 
WUUS53 KIND 302114
SVRIND
INC059-063-097-145-302200-
/O.NEW.KIND.SV.W.0067.120330T2114Z-120330T2200Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN HANCOCK COUNTY IN CENTRAL INDIANA...
  EAST CENTRAL HENDRICKS COUNTY IN CENTRAL INDIANA...
  CENTRAL MARION COUNTY IN CENTRAL INDIANA...
  NORTHERN SHELBY COUNTY IN CENTRAL INDIANA...

* UNTIL 600 PM EDT

* AT 513 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
  SPEEDWAY...OR 10 MILES WEST OF INDIANAPOLIS...AND MOVING EAST AT 40
  MPH.

* LOCATIONS IMPACTED INCLUDE...
  INDIANAPOLIS...
  SPEEDWAY...
  BEECH GROVE...
  GREENFIELD...
  INDIANAPOLIS INT'L AIRPORT...
  WYNNEDALE...
  SPRING HILL...
  CROWS NEST...
  ROCKY RIPPLE...
  NORTH CROWS NEST...
  MONUMENT CIRCLE...
  INDIANA STATE FAIRGROUNDS...
  WARREN PARK...
  CUMBERLAND...
  NEW PALESTINE...
  SPRING LAKE...
  MORRISTOWN...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 106 AND 122.

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 73 AND 111.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 66 AND 99.

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 3964 8563 3973 8644 3986 8642 3986 8563
TIME...MOT...LOC 2115Z 276DEG 34KT 3976 8630
WIND...HAIL 60MPH 1.00IN

$$

KOCH
3 follow-up statements
885 
WWUS53 KIND 302126 RRA
SVSIND

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

INC059-063-097-145-302200-
/O.CON.KIND.SV.W.0067.000000T0000Z-120330T2200Z/
HANCOCK-HENDRICKS-MARION-SHELBY-
526 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
HANCOCK...EAST CENTRAL HENDRICKS...CENTRAL MARION AND NORTHERN SHELBY
COUNTIES UNTIL 600 PM EDT...

AT 517 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM 5 MILES NORTH OF INDIANAPOLIS TO
6 MILES SOUTH OF SPEEDWAY...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  BEECH GROVE...GREENFIELD...WARREN PARK...CUMBERLAND...NEW          
  PALESTINE...SPRING LAKE AND MORRISTOWN. THE INDIANAPOLIS METRO     
  AREA WILL BE IMPACTED FROM THIS LINE OF STORMS THROUGH 615 PM.

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 3973 8644 3986 8628 3986 8563 3968 8563
      3964 8564
TIME...MOT...LOC 2126Z 276DEG 34KT 3984 8604 3969 8614
WIND...HAIL 60MPH 1.50IN

$$

RYAN
844 
WWUS53 KIND 302143
SVSIND

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

INC063-302153-
/O.CAN.KIND.SV.W.0067.000000T0000Z-120330T2200Z/
HENDRICKS-
543 PM EDT FRI MAR 30 2012

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL HENDRICKS COUNTY
IS CANCELLED...

THE LINE OF STORMS WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE 
WARNED AREA. A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR 
SOUTHERN HENDRICKS COUNTY.

LAT...LON 3968 8563 3964 8564 3972 8633 3979 8617
      3986 8614 3986 8563
TIME...MOT...LOC 2143Z 276DEG 34KT 3982 8583 3967 8593

$$

INC059-097-145-302200-
/O.CON.KIND.SV.W.0067.000000T0000Z-120330T2200Z/
HANCOCK-MARION-SHELBY-
543 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
HANCOCK...MARION AND NORTHERN SHELBY COUNTIES UNTIL 600 PM EDT...

AT 536 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM LAWRENCE TO BEECH GROVE...MOVING
EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  EASTERN INDIANAPOLIS METRO SUBURBS...GREENFIELD AND MORRISTOWN.

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 8563 3964 8564 3972 8633 3979 8617
      3986 8614 3986 8563
TIME...MOT...LOC 2143Z 276DEG 34KT 3982 8583 3967 8593
WIND...HAIL 60MPH 1.50IN

$$

RYAN
309 
WWUS53 KIND 302148
SVSIND

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

INC059-097-145-302200-
/O.CON.KIND.SV.W.0067.000000T0000Z-120330T2200Z/
HANCOCK-MARION-SHELBY-
548 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
HANCOCK...EAST CENTRAL MARION AND NORTHERN SHELBY COUNTIES UNTIL 600
PM EDT...

AT 541 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING PING PONG BALL SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH.  THESE STORMS WERE
LOCATED ALONG A LINE EXTENDING FROM GREENFIELD TO 8 MILES SOUTHEAST
OF BEECH GROVE...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  GREENFIELD AND MORRISTOWN.

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 8563 3964 8564 3970 8615 3977 8605
      3986 8603 3986 8563
TIME...MOT...LOC 2148Z 276DEG 34KT 3981 8577 3966 8587
WIND...HAIL 60MPH 1.50IN

$$

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, 5:00 PM EDTSevere Thunderstorm WarningINDHendricks, Johnson, Marion, Morgan, Shelby45 min
Mar 30, 5:13 PM EDTSevere Thunderstorm WarningINDHendricks, Morgan, Putnam47 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.