Alert archive / Indiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 31, NWS Indianapolis, IN

June 18, 20216 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 18, 2021, 10:42 PM EDT for 6 counties in Indiana. It was in force for 63 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: Jun 18, 2021, 10:42 PM EDT (02:42 UTC)
Expired: Jun 18, 2021, 11:45 PM EDT
In force: 63 min
Issued by: NWS Indianapolis, IN
Area: Storm-based polygon
Hail: 1.5 in
Wind: 60.0 mph

Counties Clay County, IN, Greene County, IN, Monroe County, IN, Owen County, IN, Sullivan County, IN, Vigo County, IN

The radar

The Indianapolis radar (KIND), 93 km from the middle of the area, began a volume at 02:41 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
Jun 18, 6:23 PM EDT	Severe Thunderstorm Watch	SPC	8 hr

The nearest sounding before it

Lincoln, IL (KILX), launched 00:00Z, 2.7 hours before the alert went out and 152 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: 2124 J/kg
Mixed-layer CIN: -145 J/kg
Mixed-layer LCL: 1616 m above ground
0-6 km bulk shear: 42 kt
0-1 km storm-relative helicity: 165 m²/s²
0-3 km storm-relative helicity: 200 m²/s²
Significant tornado parameter: 0.2
Supercell composite: 4.0

Open this sounding in Storm Lab

The text

As transmitted.

035 
WUUS53 KIND 190242
SVRIND
INC021-055-105-119-153-167-190345-
/O.NEW.KIND.SV.W.0031.210619T0242Z-210619T0345Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
1042 PM EDT Fri Jun 18 2021

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Southern Vigo County in west central Indiana...
  Monroe County in south central Indiana...
  Northeastern Sullivan County in southwestern Indiana...
  Southern Clay County in west central Indiana...
  Owen County in west central Indiana...
  Northeastern Greene County in southwestern Indiana...

* Until 1145 PM EDT.

* At 1041 PM EDT, severe thunderstorms were located along a line
  extending from 9 miles southwest of Terre Haute to near Spencer,
  moving east at 40 mph.

  HAZARD...Ping pong ball size hail and 60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...People and animals outdoors will be injured. Expect hail 
           damage to roofs, siding, windows, and vehicles. Expect 
           wind damage to roofs, siding, and trees.

* Severe thunderstorms will be near...
  Spencer and McCormicks Creek State Park around 1050 PM EDT.
  Ellettsville and Stinesville around 1100 PM EDT.

Other locations in the path of these severe thunderstorms include
Coalmont, Saline City, Bloomington, Clay City, Indiana University,
Whitehall, Coal City, Unionville, Smithville, Patricksburg, Monroe
Reservoir, Lake Lemon, Woodville Hills and Freedom.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Large hail and damaging winds and continuous cloud to ground
lightning is occurring with these storms. Move indoors immediately.
Lightning is one of nature's leading killers. Remember, if you can
hear thunder, you are close enough to be struck by lightning.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3934 8758 3935 8753 3940 8753 3933 8638
      3901 8637 3926 8760
TIME...MOT...LOC 0241Z 288DEG 35KT 3935 8745 3928 8687 

HAIL...1.50IN
WIND...60MPH
 
$$

NIELD

3 follow-up statements

103 
WWUS53 KIND 190305
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
1105 PM EDT Fri Jun 18 2021

INC021-055-105-119-153-167-190345-
/O.CON.KIND.SV.W.0031.000000T0000Z-210619T0345Z/
Vigo IN-Monroe IN-Sullivan IN-Clay IN-Owen IN-Greene IN-
1105 PM EDT Fri Jun 18 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT
FOR SOUTHERN VIGO...MONROE...NORTHEASTERN SULLIVAN...SOUTHERN CLAY...
OWEN AND NORTHEASTERN GREENE COUNTIES...

At 1105 PM EDT, severe thunderstorms were located along a line
extending from 16 miles north of Linton to near Bloomington, moving
east at 40 mph.

HAZARD...Ping pong ball size hail and 60 mph wind gusts.

SOURCE...Radar indicated.

IMPACT...People and animals outdoors will be injured. Expect hail 
         damage to roofs, siding, windows, and vehicles. Expect wind 
         damage to roofs, siding, and trees.

Locations impacted include...
  Ellettsville, Indiana University, Whitehall, Unionville, 
  Patricksburg, Lake Lemon, Woodville Hills, Freedom, Spencer, 
  McCormicks Creek State Park, Bloomington, Smithville and Monroe 
  Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3934 8758 3935 8753 3940 8753 3933 8638
      3901 8637 3926 8760
TIME...MOT...LOC 0305Z 288DEG 35KT 3928 8717 3921 8659 

HAIL...1.50IN
WIND...60MPH
 
$$

NIELD

302 
WWUS53 KIND 190322
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
1122 PM EDT Fri Jun 18 2021

INC021-055-105-119-153-167-190345-
/O.CON.KIND.SV.W.0031.000000T0000Z-210619T0345Z/
Vigo IN-Monroe IN-Sullivan IN-Clay IN-Owen IN-Greene IN-
1122 PM EDT Fri Jun 18 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1145 PM EDT
FOR SOUTHERN VIGO...MONROE...NORTHEASTERN SULLIVAN...SOUTHERN CLAY...
OWEN AND NORTHEASTERN GREENE COUNTIES...

At 1122 PM EDT, severe thunderstorms were located along a line
extending from 13 miles west of Spencer to near Bloomington, moving
east at 40 mph.

HAZARD...60 mph wind gusts and quarter size hail.

SOURCE...Radar indicated.

IMPACT...Hail damage to vehicles is expected. Expect wind damage to 
         roofs, siding, and trees.

Locations impacted include...
Bloomington, Spencer, Ellettsville, Prairieton, Prairie Creek,
Farmersburg, Clay City, Gosport, Stinesville, Coal City, Indiana
University, Smithville, McCormicks Creek State Park, Lake Lemon,
Freedom, Patricksburg, Coalmont, Saline City, Pimento and Monroe
Reservoir.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

For your protection move to an interior room on the lowest floor of a
building.

Torrential rainfall is occurring with these storms, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.

&&

LAT...LON 3934 8758 3935 8753 3940 8753 3933 8638
      3901 8637 3926 8760
TIME...MOT...LOC 0322Z 288DEG 35KT 3924 8701 3917 8643 

HAIL...1.00IN
WIND...60MPH
 
$$

NIELD

258 
WWUS53 KIND 190341
SVSIND

Severe Weather Statement
National Weather Service Indianapolis IN
1141 PM EDT Fri Jun 18 2021

INC021-055-105-119-153-167-190351-
/O.EXP.KIND.SV.W.0031.000000T0000Z-210619T0345Z/
Vigo IN-Monroe IN-Sullivan IN-Clay IN-Owen IN-Greene IN-
1141 PM EDT Fri Jun 18 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHERN VIGO...MONROE...
NORTHEASTERN SULLIVAN...SOUTHERN CLAY...OWEN AND NORTHEASTERN GREENE
COUNTIES WILL EXPIRE AT 1145 PM EDT...
            
The storms which prompted the warning have weakened below severe
limits, and no longer pose an immediate threat to life or property.
Therefore, the warning will be allowed to expire.  However heavy rain
is still possible with these thunderstorms.

A Severe Thunderstorm Watch remains in effect until 200 AM EDT for
south central, central, southwestern and west central Indiana.

LAT...LON 3934 8758 3935 8753 3940 8753 3933 8638
      3901 8637 3926 8760
TIME...MOT...LOC 0341Z 288DEG 35KT 3919 8682 3912 8624 

$$

NIELD

The office that day

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

Issued	Product	Office	Counties	Lasted
Jun 18, 8:08 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Decatur, Jennings, Rush, Shelby	52 min
Jun 18, 8:17 PM EDT	Areal Flood Warning	IND	Rush	3 hr
Jun 18, 8:18 PM EDT	Tornado Warning	IND	Brown, Monroe, Morgan	27 min
Jun 18, 8:45 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown	45 min
Jun 18, 8:49 PM EDT	Areal Flood Warning	IND	Decatur	3 hr
Jun 18, 8:59 PM EDT	Severe Thunderstorm Warning	IND	Decatur, Rush	20 min
Jun 18, 9:07 PM EDT	Severe Thunderstorm Warning	IND	Morgan, Owen	27 min
Jun 18, 9:10 PM EDT	Tornado Warning	IND	Brown	20 min
Jun 18, 9:23 PM EDT	Severe Thunderstorm Warning	IND	Johnson, Morgan	23 min
Jun 18, 9:29 PM EDT	Severe Thunderstorm Warning	IND	Monroe, Owen	46 min
Jun 18, 9:32 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Brown, Jackson	43 min
Jun 18, 9:45 PM EDT	Severe Thunderstorm Warning	IND	Bartholomew, Johnson, Shelby	20 min
Jun 18, 9:58 PM EDT	Severe Thunderstorm Warning	IND	Clay, Owen, Vigo	47 min
Jun 18, 10:11 PM EDT	Severe Thunderstorm Warning	IND	Jackson, Jennings	49 min
Jun 18, 10:23 PM EDT	Flash Flood Warning	IND	Brown, Clay, Monroe, Morgan, Owen	5 hr
Jun 18, 10:55 PM EDT	Flash Flood Warning	IND	Bartholomew, Brown, Jackson, Jennings	5 hr
Jun 18, 11:03 PM EDT	Severe Thunderstorm Warning	IND	Brown, Jackson, Lawrence, Monroe	42 min
Jun 18, 11:25 PM EDT	Flash Flood Warning	IND	Brown, Clay, Greene, Monroe, Owen	5 hr
Jun 19, 12:01 AM EDT	Severe Thunderstorm Warning	IND	Randolph	14 min
Jun 19, 12:33 AM EDT	Severe Thunderstorm Warning	IND	Owen	27 min
Jun 19, 1:02 AM EDT	Severe Thunderstorm Warning	IND	Clay, Vigo	43 min
Jun 19, 2:01 AM EDT	Flash Flood Warning	IND	Clay, Vigo	4 hr
Jun 19, 2:16 AM EDT	Areal Flood Advisory	IND	Hendricks, Johnson, Marion, Morgan	3 hr
Jun 19, 2:57 AM EDT	Flash Flood Warning	IND	Decatur, Rush, Shelby	3 hr
Jun 19, 3:19 AM EDT	Flash Flood Warning Considerable damage threat	IND	Clay, Owen	9 hr
Jun 19, 3:45 AM EDT	Severe Thunderstorm Warning	IND	Monroe, Owen	19 min
Jun 19, 4:32 AM EDT	Flash Flood Warning	IND	Clay, Greene, Monroe, Owen	7 hr
Jun 19, 4:49 AM EDT	Flash Flood Warning	IND	Clay, Fountain, Montgomery, Parke, Putnam, Vermillion and 1 more	4 hr
Jun 19, 5:15 AM EDT	Flash Flood Warning	IND	Hendricks, Johnson, Marion, Morgan	4 hr
Jun 19, 5:50 AM EDT	Flash Flood Warning Considerable damage threat	IND	Brown, Johnson, Monroe, Morgan, Owen	6 hr
Jun 19, 6:01 AM EDT	Flash Flood Warning Considerable damage threat	IND	Clay, Sullivan, Vigo	6 hr
Jun 19, 6:07 AM EDT	Severe Thunderstorm Warning	IND	Clay, Greene, Lawrence, Martin, Monroe, Owen	38 min
Jun 19, 6:42 AM EDT	Flash Flood Warning	IND	Bartholomew, Brown, Decatur, Jackson, Jennings	4 hr
Jun 19, 6:45 AM EDT	Special Weather Statement	IND	Brown, Daviess, Jackson, Jennings, Knox, Lawrence and 1 more	45 min
Jun 19, 7:17 AM EDT	Flash Flood Warning	IND	Bartholomew, Decatur, Johnson, Rush, Shelby	3 hr
Jun 19, 10:08 AM EDT	Flash Flood Watch	IND	Bartholomew, Brown, Clay, Decatur, Greene, Jackson and 5 more	4 hr
Jun 19, 10:29 AM EDT	Areal Flood Warning	IND	Bartholomew, Brown, Decatur, Jennings, Johnson, Rush and 1 more	6 hr
Jun 19, 10:41 AM EDT	Flash Flood Warning	IND	Bartholomew, Brown, Jackson, Jennings	2 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Clay, Greene	25 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Greene, Monroe, Owen	42 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Daviess, Greene, Knox	5 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Jackson, Jennings, Washington	26 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Jackson, Lawrence, Washington	4 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Bartholomew	41 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Daviess, Greene, Knox	5 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Bartholomew, Jackson	42 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Bartholomew, Johnson, Shelby	3 days
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Knox, Sullivan	48 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Knox, Sullivan	41 hr
Jun 19, 11:01 AM EDT	River Flood Warning	IND	Daviess, Gibson, Knox, Pike	6 days
Jun 19, 11:24 AM EDT	Special Weather Statement	IND	Daviess, Lawrence, Martin	66 min
Jun 19, 11:52 AM EDT	Areal Flood Warning	IND	Brown, Clay, Greene, Johnson, Lawrence, Monroe and 6 more	25 hr
Jun 19, 12:42 PM EDT	Areal Flood Warning	IND	Bartholomew, Brown, Jackson, Jennings, Lawrence	24 hr
Jun 19, 4:36 PM EDT	Areal Flood Warning	IND	Bartholomew, Brown, Decatur, Jennings, Johnson, Rush and 1 more	20 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Johnson	24 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Decatur	18 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Bartholomew	27 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Marion	11 hr
Jun 19, 6:41 PM EDT	River Flood Warning	IND	Bartholomew	11 hr

Nearby

Severe Thunderstorm Warnings in Indiana, 2021 Every severe thunderstorm warning in 2021

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.