Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 70, NWS Indianapolis, IN

March 30, 2012Randolph County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 30, 2012, 5:22 PM EDT for Randolph County, Indiana. It was in force for 11 min. No storm report in the archive falls inside the area while it was in force.

The area

The outline as issued.

The facts

Issued
Mar 30, 2012, 5:22 PM EDT (21:22 UTC)
Expired
Mar 30, 2012, 5:33 PM EDT
In force
11 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
60.0 mph

County Randolph County, IN

The radar

The Cincinnati radar (KILN), 116 km from the middle of the area, began a volume at 21:22 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.

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, 9.4 hours before the alert went out and 117 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°0°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.

048 
WUUS53 KIND 302122
SVRIND
INC135-302215-
/O.NEW.KIND.SV.W.0070.120330T2122Z-120330T2215Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN RANDOLPH COUNTY IN EAST CENTRAL INDIANA...

* UNTIL 615 PM EDT

* AT 517 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 6 MILES
  SOUTHEAST OF WINCHESTER...OR 20 MILES NORTH OF RICHMOND...AND
  MOVING EAST AT 40 MPH.

* LOCATIONS IMPACTED INCLUDE...

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 4000 8489 4022 8491 4023 8480 4001 8481
TIME...MOT...LOC 2123Z 266DEG 35KT 4012 8480
WIND...HAIL 60MPH 1.00IN

$$

KOCH
1 follow-up statement
790 
WWUS53 KIND 302133
SVSIND

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

INC135-302143-
/O.CAN.KIND.SV.W.0070.000000T0000Z-120330T2215Z/
RANDOLPH-
533 PM EDT FRI MAR 30 2012

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

THE STORM WHICH PROMPTED THE WARNING HAS MOVED OUT OF THE WARNED 
AREA INTO WESTERN OHIO.  HOWEVER HEAVY RAIN IS STILL POSSIBLE WITH 
THIS THUNDERSTORM.

IN ADDITION...SEVERE THUNDERSTORMS MAY REDEVELOP. A SEVERE 
THUNDERSTORM WATCH REMAINS IN EFFECT UNTIL 11 PM EDT.

LAT...LON 4000 8489 4022 8491 4023 8480 4001 8481
TIME...MOT...LOC 2133Z 266DEG 35KT 4012 8467

$$

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, 5:14 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, 5:27 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.