Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 59, NWS Indianapolis, IN

March 30, 2012Montgomery County, Parke County, Putnam County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 30, 2012, 3:47 PM EDT for Montgomery County, Parke County, Putnam County, 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 30, 2012, 3:47 PM EDT (19:47 UTC)
Expired: Mar 30, 2012, 4:30 PM EDT
In force: 43 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Montgomery County, IN, Parke County, IN, Putnam County, IN

The radar

The Indianapolis radar (KIND), 66 km from the middle of the area, began a volume at 19:48 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 30, 4:01 PM EDT	HAIL 0.25	Russellville, 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 30, 3:24 PM EDT	Severe Thunderstorm Watch	SPC	7 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 7.8 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-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: 164 J/kg
Mixed-layer CIN: -244 J/kg
Mixed-layer LCL: 1045 m above ground
0-6 km bulk shear: 43 kt
0-1 km storm-relative helicity: 206 m²/s²
0-3 km storm-relative helicity: 230 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.

724 
WUUS53 KIND 301947
SVRIND
INC107-121-133-302030-
/O.NEW.KIND.SV.W.0059.120330T1947Z-120330T2030Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHERN MONTGOMERY COUNTY IN WEST CENTRAL INDIANA...
  NORTHEASTERN PARKE COUNTY IN WEST CENTRAL INDIANA...
  NORTHERN PUTNAM COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 430 PM EDT

* AT 343 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 8 MILES
  NORTH OF ROCKVILLE...OR 19 MILES SOUTHWEST OF CRAWFORDSVILLE...AND
  MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...
  SHADES STATE PARK...
  WAVELAND...
  RUSSELLVILLE...
  NEW MARKET...
  CARPENTERSVILLE...
  ROACHDALE...
  LADOGA...
  NEW ROSS...

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 45 AND 46.

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 3995 8725 3995 8709 3997 8709 4000 8669
      3990 8670 3980 8668 3978 8725
TIME...MOT...LOC 1947Z 266DEG 34KT 3988 8714
WIND...HAIL 60MPH 1.00IN

$$

JAS

2 follow-up statements

876 
WWUS53 KIND 302002
SVSIND

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

INC107-121-133-302030-
/O.CON.KIND.SV.W.0059.000000T0000Z-120330T2030Z/
MONTGOMERY-PARKE-PUTNAM-
402 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHERN
MONTGOMERY...EAST CENTRAL PARKE AND NORTHERN PUTNAM COUNTIES UNTIL
430 PM EDT...

AT 358 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 13 MILES
NORTHEAST OF ROCKVILLE...OR 14 MILES SOUTHWEST OF CRAWFORDSVILLE...
MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  NEW MARKET...CARPENTERSVILLE...ROACHDALE...LADOGA AND NEW ROSS.

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 3997 8709 4000 8669 3990 8670 3982 8668
      3980 8669 3979 8709
TIME...MOT...LOC 2002Z 266DEG 34KT 3987 8698
WIND...HAIL 60MPH 1.00IN

$$

JAS

838 
WWUS53 KIND 302019
SVSIND

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

INC121-302029-
/O.CAN.KIND.SV.W.0059.000000T0000Z-120330T2030Z/
PARKE-
419 PM EDT FRI MAR 30 2012

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

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

LAT...LON 3991 8701 4000 8669 3990 8670 3984 8668
      3980 8669 3980 8701 3982 8701
TIME...MOT...LOC 2019Z 266DEG 34KT 3988 8677

$$

INC107-133-302030-
/O.CON.KIND.SV.W.0059.000000T0000Z-120330T2030Z/
MONTGOMERY-PUTNAM-
419 PM EDT FRI MAR 30 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
MONTGOMERY AND NORTHERN PUTNAM COUNTIES UNTIL 430 PM EDT...

AT 412 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 12 MILES
SOUTH OF CRAWFORDSVILLE...MOVING EAST AT 40 MPH.

LOCATIONS IMPACTED INCLUDE...
  NEW ROSS.

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.

IN ADDITION TO LARGE HAIL AND DAMAGING WINDS...CONTINUOUS CLOUD TO
GROUND LIGHTNING IS OCCURRING WITH THIS STORM. MOVE INDOORS
IMMEDIATELY. LIGHTNING IS ONE OF NATURE'S LEADING KILLERS.
REMEMBER...IF YOU CAN HEAR THUNDER...YOU ARE CLOSE ENOUGH TO BE
STRUCK BY LIGHTNING.

&&

LAT...LON 3991 8701 4000 8669 3990 8670 3984 8668
      3980 8669 3980 8701 3982 8701
TIME...MOT...LOC 2019Z 266DEG 34KT 3988 8677
WIND...HAIL 60MPH 1.00IN

$$

RYAN

The office that day

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

Issued	Product	Office	Counties	Lasted
Mar 30, 4:18 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton	18 min
Mar 30, 4:26 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hendricks, Marion, Montgomery, Putnam	49 min
Mar 30, 4:29 PM EDT	Severe Thunderstorm Warning	IND	Hendricks, Parke, Putnam	46 min
Mar 30, 4:41 PM EDT	Severe Thunderstorm Warning	IND	Clay, Owen, Parke, Putnam, Vigo	49 min
Mar 30, 4:46 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Hamilton, Madison, Tipton	44 min
Mar 30, 5:00 PM EDT	Severe Thunderstorm Warning	IND	Hendricks, Johnson, Marion, Morgan, Shelby	45 min
Mar 30, 5:13 PM EDT	Severe Thunderstorm Warning	IND	Hendricks, Morgan, Putnam	47 min
Mar 30, 5:14 PM EDT	Severe Thunderstorm Warning	IND	Hancock, Hendricks, Marion, Shelby	46 min
Mar 30, 5:16 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Hancock, Henry, Madison	44 min
Mar 30, 5:20 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Randolph	40 min
Mar 30, 5:22 PM EDT	Severe Thunderstorm Warning	IND	Randolph	11 min
Mar 30, 5:27 PM EDT	Severe Thunderstorm Warning	IND	Delaware	24 min
Mar 30, 5:38 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Randolph	52 min
Mar 30, 5:43 PM EDT	Severe Thunderstorm Warning	IND	Clay, Owen, Putnam	47 min
Mar 30, 5:45 PM EDT	Severe Thunderstorm Warning	IND	Johnson, Marion, Morgan, Shelby	45 min
Mar 30, 5:54 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Johnson, Morgan, Owen, Putnam and 1 more	51 min
Mar 30, 6:00 PM EDT	Severe Thunderstorm Warning	IND	Hancock, Henry, Rush, Shelby	45 min
Mar 30, 6:04 PM EDT	Areal Flood Advisory	IND	Hendricks, Johnson, Marion, Morgan, Putnam	116 min
Mar 30, 6:16 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur, Rush, Shelby	44 min
Mar 30, 6:35 PM EDT	Areal Flood Advisory	IND	Clay, Johnson, Morgan, Owen, Shelby	2 hr
Mar 30, 6:56 PM EDT	Severe Thunderstorm Warning	IND	Decatur, Rush	21 min
Mar 30, 7:39 PM EDT	Severe Thunderstorm Warning	IND	Knox	15 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.