Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 176, NWS Indianapolis, IN

July 27, 2012Bartholomew County, Brown County, Jackson County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 27, 2012, 4:51 PM EDT for Bartholomew County, Brown County, Jackson County, Indiana. It was in force for 39 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: Jul 27, 2012, 4:51 PM EDT (20:51 UTC)
Expired: Jul 27, 2012, 5:30 PM EDT
In force: 39 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Bartholomew County, IN, Brown County, IN, Jackson County, IN

The radar

The Indianapolis radar (KIND), 72 km from the middle of the area, began a volume at 20:51 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.

Issued	Product	Office	Lasted
Jul 27, 2:43 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 8.9 hours before the alert went out and 213 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: 863 J/kg
Mixed-layer CIN: -13 J/kg
Mixed-layer LCL: 771 m above ground
0-6 km bulk shear: 27 kt
0-1 km storm-relative helicity: 24 m²/s²
0-3 km storm-relative helicity: 10 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.2

Open this sounding in Storm Lab

The text

As transmitted, in the capitals the NWS used until 2016.

305 
WUUS53 KIND 272051
SVRIND
INC005-013-071-272130-
/O.NEW.KIND.SV.W.0176.120727T2051Z-120727T2130Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
451 PM EDT FRI JUL 27 2012

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHWESTERN BARTHOLOMEW COUNTY IN CENTRAL INDIANA...
  SOUTHERN BROWN COUNTY IN SOUTH CENTRAL INDIANA...
  NORTHWESTERN JACKSON COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 530 PM EDT

* AT 447 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
  SOUTHWEST OF NASHVILLE...OR 13 MILES EAST OF BLOOMINGTON...AND
  MOVING EAST AT 30 MPH.

* LOCATIONS IMPACTED INCLUDE...
  STORY...
  STONE HEAD...
  SPURGEONS CORNER...
  FREETOWN...
  WAYMANSVILLE...

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 3901 8632 3905 8632 3905 8636 3920 8631
      3917 8596 3893 8604
TIME...MOT...LOC 2052Z 281DEG 27KT 3909 8625
WIND...HAIL 60MPH 1.00IN

$$

TDUD

2 follow-up statements

777 
WWUS53 KIND 272103
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
503 PM EDT FRI JUL 27 2012

INC005-013-071-272130-
/O.CON.KIND.SV.W.0176.000000T0000Z-120727T2130Z/
BARTHOLOMEW-BROWN-JACKSON-
503 PM EDT FRI JUL 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
BROWN...SOUTHWESTERN BARTHOLOMEW AND NORTHWESTERN JACKSON COUNTIES
UNTIL 530 PM EDT...

AT 500 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 9 MILES
SOUTH OF NASHVILLE...OR 17 MILES SOUTHWEST OF COLUMBUS...MOVING EAST
AT 30 MPH.

LOCATIONS IMPACTED INCLUDE...
  FREETOWN AND WAYMANSVILLE.

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 3901 8632 3905 8631 3907 8622 3915 8616
      3913 8597 3893 8604
TIME...MOT...LOC 2103Z 281DEG 27KT 3907 8615
WIND...HAIL 60MPH 1.00IN

$$

TDUD

821 
WWUS53 KIND 272129
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
529 PM EDT FRI JUL 27 2012

INC005-013-071-272140-
/O.EXP.KIND.SV.W.0176.000000T0000Z-120727T2130Z/
BARTHOLOMEW-BROWN-JACKSON-
529 PM EDT FRI JUL 27 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN BROWN...
SOUTHWESTERN BARTHOLOMEW AND NORTHWESTERN JACKSON COUNTIES HAS
EXPIRED...

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

LAT...LON 3901 8632 3905 8631 3907 8622 3915 8616
      3913 8597 3893 8604
TIME...MOT...LOC 2130Z 281DEG 27KT 3903 8589

$$

TDUD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jul 27, 1:15 PM EDT	Special Weather Statement	IND	Putnam	30 min
Jul 27, 2:16 PM EDT	Special Weather Statement	IND	Marion	29 min
Jul 27, 2:22 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Madison, Marion	23 min
Jul 27, 2:45 PM EDT	Severe Thunderstorm Warning	IND	Delaware, Hancock, Henry, Madison	30 min
Jul 27, 2:49 PM EDT	Severe Thunderstorm Warning	IND	Clay, Parke, Putnam, Vigo	26 min
Jul 27, 3:13 PM EDT	Severe Thunderstorm Warning	IND	Clay, Hendricks, Morgan, Parke, Putnam	47 min
Jul 27, 3:40 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Hendricks, Johnson, Marion, Morgan	50 min
Jul 27, 3:42 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur	35 min
Jul 27, 4:08 PM EDT	Severe Thunderstorm Warning	IND	Brown, Monroe	52 min
Jul 27, 4:08 PM EDT	Severe Thunderstorm Warning	IND	Hamilton, Madison, Tipton	37 min
Jul 27, 4:16 PM EDT	Severe Thunderstorm Warning	IND	Boone, Hamilton, Hancock, Madison, Marion	29 min
Jul 27, 4:28 PM EDT	Severe Thunderstorm Warning	IND	Brown, Jackson, Monroe	47 min
Jul 27, 4:36 PM EDT	Severe Thunderstorm Warning	IND	Hancock, Rush, Shelby	24 min
Jul 27, 4:38 PM EDT	Severe Thunderstorm Warning	IND	Greene, Lawrence	37 min
Jul 27, 5:05 PM EDT	Special Weather Statement	IND	Marion	25 min
Jul 27, 5:19 PM EDT	Severe Thunderstorm Warning	IND	Hancock, Marion, Shelby	26 min
Jul 27, 5:21 PM EDT	Severe Thunderstorm Warning	IND	Greene, Lawrence, Monroe	24 min
Jul 27, 5:41 PM EDT	Severe Thunderstorm Warning	IND	Jennings	14 min
Jul 27, 5:52 PM EDT	Severe Thunderstorm Warning	IND	Lawrence	38 min
Jul 27, 6:16 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Lawrence	29 min
Jul 27, 6:30 PM EDT	Severe Thunderstorm Warning	IND	Lawrence	45 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.