Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 35, NWS Indianapolis, IN

March 15, 2012Morgan County, Owen County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Mar 15, 2012, 4:04 PM EDT for Morgan County, Owen County, Indiana. It was in force for 26 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 15, 2012, 4:04 PM EDT (20:04 UTC)
Expired
Mar 15, 2012, 4:30 PM EDT
In force
26 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
1.0 in
Wind
50.0 mph

Counties Morgan County, IN, Owen County, IN

The radar

The Indianapolis radar (KIND), 47 km from the middle of the area, began a volume at 20:07 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 nearest sounding before it

Lincoln, IL (KILX), launched 12:00Z, 8.1 hours before the alert went out and 186 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 2012-03-15Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 1579 joules per kilogram.LCLLFCEL10008507005003002001001 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 2012-03-15The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 142 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
1579 J/kg
Mixed-layer CIN
-52 J/kg
Mixed-layer LCL
821 m above ground
0-6 km bulk shear
25 kt
0-1 km storm-relative helicity
142 m²/s²
0-3 km storm-relative helicity
117 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.

679 
WUUS53 KIND 152004
SVRIND
INC109-119-152030-
/O.NEW.KIND.SV.W.0035.120315T2004Z-120315T2030Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
404 PM EDT THU MAR 15 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  WESTERN MORGAN COUNTY IN CENTRAL INDIANA...
  NORTHEASTERN OWEN COUNTY IN WEST CENTRAL INDIANA...

* UNTIL 430 PM EDT

* AT 402 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED NEAR SPENCER...OR 17 MILES NORTHWEST OF
  BLOOMINGTON...AND MOVING NORTHEAST AT 25 MPH.

* LOCATIONS IMPACTED INCLUDE...
  MARTINSVILLE...
  DEVORE...
  GOSPORT...
  QUINCY...
  PARAGON...

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 3948 8672 3947 8669 3949 8668 3959 8652
      3940 8637 3934 8656 3934 8663 3936 8665
      3933 8666 3933 8668 3929 8669 3926 8677
      3940 8686
TIME...MOT...LOC 2004Z 238DEG 22KT 3936 8673
WIND...HAIL <50MPH 1.00IN

$$

AB/PUMA
3 follow-up statements
567 
WWUS53 KIND 152013
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
413 PM EDT THU MAR 15 2012

INC109-119-152030-
/O.CON.KIND.SV.W.0035.000000T0000Z-120315T2030Z/
MORGAN-OWEN-
413 PM EDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN MORGAN
AND NORTHEASTERN OWEN COUNTIES UNTIL 430 PM EDT...

AT 411 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 9 MILES NORTHEAST OF SPENCER...OR 18 MILES
NORTHWEST OF BLOOMINGTON...MOVING NORTHEAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  MARTINSVILLE AND PARAGON.

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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

&&

LAT...LON 3940 8686 3948 8673 3947 8669 3949 8668
      3959 8652 3940 8637 3934 8656 3934 8663
      3936 8665 3933 8666 3935 8675
TIME...MOT...LOC 2013Z 232DEG 21KT 3941 8667
WIND...HAIL <50MPH 1.00IN

$$

MRD/JP
224 
WWUS53 KIND 152021
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
421 PM EDT THU MAR 15 2012

INC109-119-152030-
/O.CON.KIND.SV.W.0035.000000T0000Z-120315T2030Z/
MORGAN-OWEN-
421 PM EDT THU MAR 15 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR WESTERN MORGAN
AND NORTHEASTERN OWEN COUNTIES UNTIL 430 PM EDT...

AT 416 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 11 MILES NORTHEAST OF SPENCER...OR 19 MILES NORTH
OF BLOOMINGTON...MOVING NORTHEAST AT 25 MPH.

LOCATIONS IMPACTED INCLUDE...
  MARTINSVILLE AND PARAGON.

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.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

&&

LAT...LON 3947 8674 3947 8669 3949 8668 3959 8652
      3940 8637 3934 8656 3937 8675 3940 8686
TIME...MOT...LOC 2021Z 232DEG 21KT 3944 8662
WIND...HAIL <50MPH 1.00IN

$$

MRD/JP
913 
WWUS53 KIND 152029
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
429 PM EDT THU MAR 15 2012

INC109-119-152037-
/O.EXP.KIND.SV.W.0035.000000T0000Z-120315T2030Z/
MORGAN-OWEN-
429 PM EDT THU MAR 15 2012

...THE SEVERE THUNDERSTORM WARNING FOR WESTERN MORGAN AND
NORTHEASTERN OWEN COUNTIES WILL EXPIRE AT 430 PM EDT/330 PM CDT/...

THE STORM WHICH PROMPTED THE WARNING HAS WEAKENED BELOW SEVERE
LIMITS...AND NO LONGER POSES AN IMMEDIATE THREAT TO LIFE OR PROPERTY.
 HOWEVER SMALL HAIL AND HEAVY RAIN ARE STILL POSSIBLE WITH THIS
THUNDERSTORM.

TO REPORT SEVERE WEATHER...CONTACT YOUR NEAREST LAW ENFORCEMENT
AGENCY. THEY WILL RELAY YOUR REPORT TO THE NATIONAL WEATHER SERVICE
IN INDIANAPOLIS.

LAT...LON 3947 8674 3947 8669 3949 8668 3959 8652
      3940 8637 3934 8656 3937 8675 3940 8686
TIME...MOT...LOC 2027Z 232DEG 21KT 3946 8658

$$

MRD/JP

The office that day

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

IssuedProductOfficeCountiesLasted
Mar 15, 4:24 AM EDTSpecial Weather StatementINDCarroll, Clinton, Tippecanoe51 min
Mar 15, 5:08 AM EDTSpecial Weather StatementINDHoward67 min
Mar 15, 5:44 AM EDTSpecial Weather StatementINDMartin46 min
Mar 15, 7:22 AM EDTSpecial Weather StatementINDJackson23 min
Mar 15, 7:44 AM EDTSpecial Weather StatementINDJackson, Jennings31 min
Mar 15, 7:47 AM EDTSpecial Weather StatementINDLawrence28 min
Mar 15, 8:02 AM EDTSevere Thunderstorm WarningINDJennings18 min
Mar 15, 8:43 AM EDTSpecial Weather StatementINDJennings32 min
Mar 15, 9:16 AM EDTSpecial Weather StatementINDJennings29 min
Mar 15, 2:14 PM EDTSevere Thunderstorm WarningINDKnox24 min
Mar 15, 2:49 PM EDTSevere Thunderstorm WarningINDDaviess, Knox26 min
Mar 15, 3:17 PM EDTSevere Thunderstorm WarningINDClay, Greene, Owen28 min
Mar 15, 4:29 PM EDTSpecial Weather StatementINDMorgan31 min
Mar 15, 5:05 PM EDTSpecial Weather StatementINDJohnson, Shelby25 min
Mar 15, 5:29 PM EDTSpecial Weather StatementINDHancock31 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.