Alert archive / Indiana / Severe Thunderstorm Warnings in 2012

Severe Thunderstorm Warning 175, NWS Indianapolis, IN

July 27, 2012Greene County, Lawrence County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jul 27, 2012, 4:38 PM EDT for Greene County, Lawrence County, Indiana. It was in force for 37 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, 4:38 PM EDT (20:38 UTC)
Expired: Jul 27, 2012, 5:15 PM EDT
In force: 37 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

Counties Greene County, IN, Lawrence County, IN

The radar

The Indianapolis radar (KIND), 93 km from the middle of the area, began a volume at 20:37 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

Lincoln, IL (KILX), launched 12:00Z, 8.6 hours before the alert went out and 208 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: 970 J/kg
Mixed-layer CIN: -125 J/kg
Mixed-layer LCL: 1296 m above ground
0-6 km bulk shear: 40 kt
0-1 km storm-relative helicity: 152 m²/s²
0-3 km storm-relative helicity: 173 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 1.9

Open this sounding in Storm Lab

The text

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

734 
WUUS53 KIND 272038
SVRIND
INC055-093-272115-
/O.NEW.KIND.SV.W.0175.120727T2038Z-120727T2115Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  SOUTHEASTERN GREENE COUNTY IN SOUTHWEST INDIANA...
  NORTHWESTERN LAWRENCE COUNTY IN SOUTH CENTRAL INDIANA...

* UNTIL 515 PM EDT

* AT 437 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
  SOUTHEAST OF BLOOMFIELD...OR 18 MILES NORTHWEST OF BEDFORD...AND
  MOVING EAST AT 35 MPH.

* LOCATIONS IMPACTED INCLUDE...
  OWENSBURG...
  SPRINGVILLE...

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 3890 8668 3890 8678 3891 8698 3907 8694
      3903 8668 3899 8668 3899 8661 3889 8660
TIME...MOT...LOC 2039Z 277DEG 30KT 3898 8678
WIND...HAIL 60MPH 1.00IN

$$

TDUD

3 follow-up statements

489 
WWUS53 KIND 272053
SVSIND

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

INC055-093-272115-
/O.CON.KIND.SV.W.0175.000000T0000Z-120727T2115Z/
GREENE-LAWRENCE-
453 PM EDT FRI JUL 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
GREENE AND NORTHWESTERN LAWRENCE COUNTIES UNTIL 515 PM EDT...

AT 451 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 11 MILES
NORTHWEST OF BEDFORD...MOVING EAST AT 35 MPH.

LOCATIONS IMPACTED INCLUDE...
  SPRINGVILLE.

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 3890 8668 3890 8681 3891 8689 3905 8685
      3903 8668 3899 8668 3899 8661 3889 8660
TIME...MOT...LOC 2053Z 277DEG 30KT 3896 8663
WIND...HAIL 60MPH 1.00IN

$$

TDUD

618 
WWUS53 KIND 272105
SVSIND

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

INC055-093-272115-
/O.CON.KIND.SV.W.0175.000000T0000Z-120727T2115Z/
GREENE-LAWRENCE-
505 PM EDT FRI JUL 27 2012

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR SOUTHEASTERN
GREENE AND NORTHWESTERN LAWRENCE COUNTIES UNTIL 515 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 7 MILES
NORTHWEST OF BEDFORD...MOVING EAST AT 35 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 3890 8668 3891 8677 3902 8677 3903 8668
      3899 8668 3899 8661 3889 8660
TIME...MOT...LOC 2105Z 277DEG 30KT 3895 8650
WIND...HAIL 60MPH 1.00IN

$$

TDUD

312 
WWUS53 KIND 272114
SVSIND

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

INC055-093-272124-
/O.EXP.KIND.SV.W.0175.000000T0000Z-120727T2115Z/
GREENE-LAWRENCE-
514 PM EDT FRI JUL 27 2012

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN GREENE AND
NORTHWESTERN LAWRENCE COUNTIES WILL EXPIRE AT 515 PM EDT/415 PM
CDT/...

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

LAT...LON 3890 8668 3891 8677 3902 8677 3903 8668
      3899 8668 3899 8661 3889 8660
TIME...MOT...LOC 2114Z 277DEG 30KT 3894 8640

$$

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, 4:51 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson	39 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.