Alert archive / Indiana / Severe Thunderstorm Warnings in 2011

Severe Thunderstorm Warning 237, NWS Indianapolis, IN

June 20, 2011Johnson County, Morgan County, Shelby County, Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 20, 2011, 5:39 AM EDT for Johnson County, Morgan County, Shelby County, Indiana. It was in force for 51 min. 1 report 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, 5:39 AM EDT (09:39 UTC)
Expired: Jun 20, 2011, 6:30 AM EDT
In force: 51 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.0 in
Wind: 50.0 mph

Counties Johnson County, IN, Morgan County, IN, Shelby County, IN

What was reported inside it

Time	Report	Where	Remark
Jun 20, 5:55 AM EDT	HAIL 1.75	Bargersville, IN	TIME ESTIMATED.

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, 9.7 hours before the alert went out and 195 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.

954 
WUUS53 KIND 200939
SVRIND
INC081-109-145-201030-
/O.NEW.KIND.SV.W.0237.110620T0939Z-110620T1030Z/

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

THE NATIONAL WEATHER SERVICE IN INDIANAPOLIS HAS ISSUED A

* SEVERE THUNDERSTORM WARNING FOR...
  JOHNSON COUNTY IN CENTRAL INDIANA...
  EAST CENTRAL MORGAN COUNTY IN CENTRAL INDIANA...
  WESTERN SHELBY COUNTY IN CENTRAL INDIANA...

* UNTIL 630 AM EDT

* AT 537 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
  SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
  STORM WAS LOCATED 5 MILES NORTHEAST OF MARTINSVILLE...OR 23 MILES
  NORTHEAST OF BLOOMINGTON...AND MOVING EAST AT 35 MPH.

* THE SEVERE THUNDERSTORM WILL BE NEAR...
  WAVERLY AROUND 545 AM EDT...
  TRAFALGAR AROUND 550 AM EDT...
  BARGERSVILLE AROUND 555 AM EDT...
  WHITELAND AND NEW WHITELAND AROUND 600 AM EDT...
  FRANKLIN AROUND 605 AM EDT...
  BOGGSTOWN AND MARIETTA AROUND 615 AM EDT...

THIS INCLUDES INTERSTATE 65 BETWEEN MILE MARKERS 83 AND 99.

THIS INCLUDES INTERSTATE 74 BETWEEN MILE MARKERS 102 AND 104.

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 THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3937 8637 3953 8642 3964 8598 3964 8596
      3965 8595 3966 8590 3951 8584 3941 8582
TIME...MOT...LOC 0940Z 258DEG 30KT 3947 8630
WIND...HAIL <50MPH 1.00IN

$$

SMF

2 follow-up statements

431 
WWUS53 KIND 200957
SVSIND

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

INC081-109-145-201030-
/O.CON.KIND.SV.W.0237.000000T0000Z-110620T1030Z/
JOHNSON-MORGAN-SHELBY-
557 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR JOHNSON...EAST
CENTRAL MORGAN AND WESTERN SHELBY COUNTIES UNTIL 630 AM EDT...

AT 554 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 6 MILES NORTHEAST OF MARTINSVILLE...OR 23 MILES
NORTHEAST OF BLOOMINGTON...MOVING EAST AT 35 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  BARGERSVILLE AND TRAFALGAR AROUND 610 AM EDT...
  FRANKLIN...WHITELAND AND NEW WHITELAND AROUND 620 AM EDT...
  BOGGSTOWN AROUND 630 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 THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3938 8625 3955 8630 3964 8598 3964 8596
      3965 8595 3966 8590 3951 8584 3941 8582
TIME...MOT...LOC 0958Z 258DEG 30KT 3947 8629
WIND...HAIL <50MPH 1.00IN

$$

SMF

022 
WWUS53 KIND 201013
SVSIND

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

INC109-201023-
/O.CAN.KIND.SV.W.0237.000000T0000Z-110620T1030Z/
MORGAN-
613 AM EDT MON JUN 20 2011

...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL MORGAN COUNTY IS
CANCELLED...

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

LAT...LON 3939 8619 3956 8624 3964 8598 3964 8596
      3965 8595 3966 8590 3951 8584 3941 8582
TIME...MOT...LOC 1013Z 258DEG 30KT 3949 8613

$$

INC081-145-201030-
/O.CON.KIND.SV.W.0237.000000T0000Z-110620T1030Z/
JOHNSON-SHELBY-
613 AM EDT MON JUN 20 2011

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT FOR JOHNSON AND
WESTERN SHELBY COUNTIES UNTIL 630 AM EDT...

AT 611 AM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL.  THIS
STORM WAS LOCATED 5 MILES WEST OF FRANKLIN...OR 20 MILES SOUTH OF
INDIANAPOLIS...MOVING EAST AT 35 MPH.

THE SEVERE THUNDERSTORM WILL BE NEAR...
  FRANKLIN...WHITELAND AND NEW WHITELAND AROUND 620 AM EDT...
  BOGGSTOWN AROUND 630 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 THIS STORM...AND MAY LEAD
TO FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED
ROADWAYS.

&&

LAT...LON 3939 8619 3956 8624 3964 8598 3964 8596
      3965 8595 3966 8590 3951 8584 3941 8582
TIME...MOT...LOC 1013Z 258DEG 30KT 3949 8613
WIND...HAIL <50MPH 1.00IN

$$

SMF

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, 5:30 AM EDT	Severe Thunderstorm Warning	IND	Hancock, Johnson, Marion, Rush, Shelby	45 min
Jun 20, 5:31 AM EDT	Areal Flood Advisory	IND	Hancock, Johnson, Marion, Morgan, Shelby	4 hr
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.