Alert archive / Indiana / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 236, NWS Indianapolis, IN

June 20, 20115 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 20, 2011, 5:30 AM EDT for 5 counties in Indiana. It was in force for 45 min. 2 reports 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: Jun 20, 2011, 5:30 AM EDT (09:30 UTC)
Expired: Jun 20, 2011, 6:15 AM EDT
In force: 45 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Hancock County, IN, Johnson County, IN, Marion County, IN, Rush County, IN, Shelby County, IN

What was reported inside it

Time	Report	Where	Remark
Jun 20, 5:37 AM EDT	HAIL 1	Indianapolis, IN
Jun 20, 5:38 AM EDT	HAIL 0.88	Indiana State Fairgroun, IN

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 00:00Z, 9.5 hours before the alert went out and 189 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: 7 J/kg
Mixed-layer CIN: -12 J/kg
Mixed-layer LCL: 730 m above ground
0-6 km bulk shear: 28 kt
0-1 km storm-relative helicity: 8 m²/s²
0-3 km storm-relative helicity: 36 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.

540 
WUUS53 KIND 200930
SVRIND
INC059-081-097-139-145-201015-
/O.NEW.KIND.SV.W.0236.110620T0930Z-110620T1015Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
530 AM EDT MON JUN 20 2011

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  HANCOCK COUNTY IN CENTRAL INDIANA...
  NORTHEASTERN JOHNSON COUNTY IN CENTRAL INDIANA...
  MARION COUNTY IN CENTRAL INDIANA...
  WEST CENTRAL RUSH COUNTY IN CENTRAL INDIANA...
  SHELBY COUNTY IN CENTRAL INDIANA...

* UNTIL 615 AM EDT

* AT 529 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE
  HAIL.  THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 7
  MILES SOUTHEAST OF ZIONSVILLE TO 6 MILES WEST OF SHELBYVILLE...AND
  MOVING EAST AT 20 MPH.

* SEVERE THUNDERSTORMS WILL BE NEAR...
  MERIDIAN HILLS...WILLIAMS CREEK AND BROAD RIPPLE AROUND 535 AM
  EDT...
  WARREN PARK AROUND 540 AM EDT...
  FAIRLAND AROUND 545 AM EDT...
  SHELBYVILLE AROUND 550 AM EDT...
  CASTLETON...NEW PALESTINE AND CUMBERLAND AROUND 555 AM EDT...
  LAWRENCE AROUND 600 AM EDT...
  GEIST RESERVOIR AND SPRING LAKE AROUND 605 AM EDT...
  MCCORDSVILLE AROUND 610 AM EDT...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 85 AND 127.

THIS INCLUDES INTERSTATE 69 BETWEEN MILE MARKERS 0 AND 2.

THIS INCLUDES INTERSTATE 70 BETWEEN MILE MARKERS 73 AND 107.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 71 AND 121.

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.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3940 8594 3966 8625 3985 8633 3992 8633
      3993 8587 3994 8586 3994 8576 3950 8551
TIME...MOT...LOC 0930Z 259DEG 17KT 3988 8619 3949 8587
WIND...HAIL <50MPH 1.00IN

$$

50

1 follow-up statement

278 
WWUS53 KIND 200954
SVSIND

SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE INDIANAPOLIS IN
554 AM EDT MON JUN 20 2011

INC059-081-097-139-145-201015-
/O.CON.KIND.SV.W.0236.000000T0000Z-110620T1015Z/
HANCOCK-JOHNSON-MARION-RUSH-SHELBY-
554 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR HANCOCK...
NORTHEASTERN JOHNSON...MARION...WEST CENTRAL RUSH AND SHELBY COUNTIES
UNTIL 615 AM EDT...

AT 550 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
LINE OF SEVERE THUNDERSTORMS CAPABLE OF PRODUCING QUARTER SIZE HAIL. 
THESE STORMS WERE LOCATED ALONG A LINE EXTENDING FROM 6 MILES WEST OF
LAWRENCE TO 5 MILES EAST OF FRANKLIN...MOVING EAST AT 20 MPH.

SEVERE THUNDERSTORMS WILL BE NEAR...
  CASTLETON...MARIETTA AND BOGGSTOWN AROUND 600 AM EDT...
  LAWRENCE AND CUMBERLAND AROUND 605 AM EDT...
  GEIST RESERVOIR...NEW PALESTINE AND FAIRLAND AROUND 610 AM EDT...
  SHELBYVILLE...MCCORDSVILLE...SPRING LAKE AND FORTVILLE AROUND 615
  AM EDT...

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.

TORRENTIAL RAINFALL IS ALSO OCCURRING WITH THESE STORMS...AND MAY
LEAD TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3940 8594 3966 8625 3985 8633 3992 8633
      3993 8587 3994 8586 3994 8576 3950 8551
TIME...MOT...LOC 0955Z 260DEG 19KT 3988 8607 3950 8592
WIND...HAIL <50MPH 1.00IN

$$

50

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 20, 1:39 AM EDT	Severe Thunderstorm Warning	IND	Lawrence, Martin	36 min
Jun 20, 2:15 AM EDT	Severe Thunderstorm Warning	IND	Lawrence	30 min
Jun 20, 2:53 AM EDT	Special Weather Statement	IND	Morgan	52 min
Jun 20, 3:06 AM EDT	Special Weather Statement	IND	Montgomery	24 min
Jun 20, 3:16 AM EDT	Severe Thunderstorm Warning	IND	Monroe, Morgan	44 min
Jun 20, 3:59 AM EDT	Severe Thunderstorm Warning	IND	Brown, Hendricks, Johnson, Marion, Morgan	46 min
Jun 20, 4:44 AM EDT	Severe Thunderstorm Warning	IND	Hancock, Johnson, Marion, Shelby	46 min
Jun 20, 5:31 AM EDT	Areal Flood Advisory	IND	Hancock, Johnson, Marion, Morgan, Shelby	4 hr
Jun 20, 5:39 AM EDT	Severe Thunderstorm Warning	IND	Johnson, Morgan, Shelby	51 min
Jun 20, 5:54 AM EDT	Severe Thunderstorm Warning	IND	Fountain, Tippecanoe, Warren	51 min
Jun 20, 6:16 AM EDT	Severe Thunderstorm Warning	IND	Hamilton, Hancock, Madison, Marion	44 min
Jun 20, 6:24 AM EDT	Severe Thunderstorm Warning	IND	Hancock, Johnson, Marion, Rush, Shelby	51 min
Jun 20, 6:49 AM EDT	Severe Thunderstorm Warning	IND	Hamilton, Hancock, Madison, Marion, Tipton	56 min
Jun 20, 6:56 AM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Tippecanoe, Warren	49 min
Jun 20, 7:05 AM EDT	Areal Flood Warning	IND	Hamilton, Hancock, Hendricks, Johnson, Marion, Morgan and 1 more	4 hr
Jun 20, 7:06 AM EDT	Severe Thunderstorm Warning	IND	Hancock, Henry, Johnson, Marion, Rush, Shelby	54 min
Jun 20, 7:31 AM EDT	Areal Flood Warning	IND	Fountain, Tippecanoe, Warren	3 hr
Jun 20, 7:42 AM EDT	Severe Thunderstorm Warning	IND	Carroll, Clinton, Montgomery, Tippecanoe, Warren	48 min
Jun 20, 7:46 AM EDT	Special Weather Statement	IND	Hamilton, Hancock	44 min
Jun 20, 7:54 AM EDT	Severe Thunderstorm Warning	IND	Decatur, Rush, Shelby	51 min
Jun 20, 8:14 AM EDT	Areal Flood Advisory	IND	Decatur, Rush	3 hr
Jun 20, 8:29 AM EDT	Areal Flood Warning	IND	Boone, Carroll, Clinton, Hamilton, Howard, Madison and 1 more	3 hr
Jun 20, 8:36 AM EDT	Severe Thunderstorm Warning	IND	Decatur, Rush	39 min
Jun 20, 8:57 AM EDT	Special Weather Statement	IND	Carroll, Clinton, Howard, Tippecanoe	48 min
Jun 20, 8:59 AM EDT	Flash Flood Warning	IND	Hancock, Johnson, Marion, Shelby	6 hr
Jun 20, 9:22 AM EDT	Severe Thunderstorm Warning	IND	Fountain, Montgomery, Tippecanoe	38 min
Jun 20, 9:26 AM EDT	Flash Flood Warning	IND	Hamilton, Hancock, Marion	6 hr
Jun 20, 9:59 AM EDT	Areal Flood Warning	IND	Hendricks, Montgomery, Parke, Putnam	3 hr
Jun 20, 10:25 AM EDT	Special Weather Statement	IND	Hancock, Marion, Rush, Shelby	65 min
Jun 20, 10:26 AM EDT	Special Weather Statement	IND	Hendricks	49 min
Jun 20, 10:28 AM EDT	Special Weather Statement	IND	Clinton, Tippecanoe	47 min
Jun 20, 11:01 AM EDT	Areal Flood Warning	IND	Fountain, Tippecanoe, Warren	4 hr
Jun 20, 11:05 AM EDT	Areal Flood Advisory	IND	Decatur, Hancock, Rush, Shelby	4 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Shelby	9 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Bartholomew, Jackson	48 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Jackson, Lawrence, Washington	4 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Marion, Morgan	25 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Marion, Morgan	25 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Marion, Morgan	11 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Morgan, Owen	71 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Morgan, Owen	71 hr
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Greene, Owen	4 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Daviess, Greene, Knox	5 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Daviess, Greene, Knox	6 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	7 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	11 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Gibson, Knox	12 days
Jun 20, 11:21 AM EDT	River Flood Warning	IND	Parke, Vermillion, Vigo	6 days
Jun 20, 11:34 AM EDT	Areal Flood Warning	IND	Boone, Clinton, Hamilton, Tipton	3 hr
Jun 20, 2:57 PM EDT	Areal Flood Warning	IND	Fountain, Tippecanoe, Warren	24 hr
Jun 20, 3:01 PM EDT	Areal Flood Warning	IND	Bartholomew, Boone, Decatur, Hamilton, Hancock, Johnson and 3 more	24 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 2011 Every severe thunderstorm warning in 2011

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.