Alert archive / Indiana / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 18, NWS Indianapolis, IN

June 18, 20215 counties in Indiana

NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 18, 2021, 7:15 PM EDT for 5 counties in Indiana. It was in force for 60 min. 18 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 18, 2021, 7:15 PM EDT (23:15 UTC)
Expired
Jun 18, 2021, 8:15 PM EDT
In force
60 min
Issued by
NWS Indianapolis, IN
Area
Storm-based polygon
Hail
2.0 in
Wind
60.0 mph

Counties Hancock County, IN, Henry County, IN, Madison County, IN, Marion County, IN, Rush County, IN

The radar

The Indianapolis radar (KIND), 65 km from the middle of the area, began a volume at 23:18 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.

What was reported inside it

TimeReportWhereRemark
Jun 18, 7:20 PM EDTTSTM WND DMGMarkleville, INTREES DOWN AND SOME HOUSE DAMAGE NEAR INTERSECTION OF HOME AND MAPLE STREETS.
Jun 18, 7:20 PM EDTHAIL 1.753 Ene Warren Park, IN
Jun 18, 7:20 PM EDTHAIL 21 W Markleville, INSEVERAL TREES DOWN AS WELL.
Jun 18, 7:21 PM EDTHAIL 0.73 S Fortville, IN
Jun 18, 7:25 PM EDTHAIL 0.51 Nne Cadiz, IN
Jun 18, 7:30 PM EDTHAIL 2.75Cadiz, INTIME ESTIMATED FROM RADAR. SIZE ESTIMATED FROM PHOTO.
Jun 18, 7:34 PM EDTHAIL 0.52 Sw New Castle, IN
Jun 18, 7:35 PM EDTTSTM WND GST 602 Wnw New Castle, IN
Jun 18, 7:35 PM EDTHAIL 1.752 Wnw New Castle, IN
Jun 18, 7:37 PM EDTHAIL 0.52 Ssw New Castle, IN
Jun 18, 7:38 PM EDTHAIL 0.752 Sw New Castle, IN
Jun 18, 7:40 PM EDTHAIL 22 Nne New Palestine, IN
Jun 18, 7:40 PM EDTHAIL 3.251 E Cumberland, INTIME ESTIMATED FROM RADAR.
Jun 18, 7:41 PM EDTHAIL 0.52 Sw New Castle, IN
Jun 18, 7:44 PM EDTHAIL 13 Ssw New Castle, IN
Jun 18, 7:45 PM EDTHAIL 2Greenfield, INTIME ESTIMATED FROM RADAR.
Jun 18, 7:47 PM EDTTSTM WND DMG3 Nne Greensboro, INTREES DOWN.
Jun 18, 7:54 PM EDTHAIL 1.751 Nne New Palestine, IN

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

The watch it was issued in

The SPC watch in force over the same counties when this warning went out.

IssuedProductOfficeLasted
Jun 18, 6:23 PM EDTSevere Thunderstorm WatchSPC8 hr

The nearest sounding before it

Cncnati-Daytn, OH (KILN), launched 12:00Z, 11.3 hours before the alert went out and 155 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-pSkew-T log-p diagram, Cncnati-Daytn, OH at 12:00Z on 2021-06-18Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 0 joules per kilogram.LCL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°0°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Cncnati-Daytn, OH at 12:00Z on 2021-06-18The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 110 square meters per square second.193958Sfc1 km3 km6 km9 kmRMLM
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
0 J/kg
Mixed-layer CIN
No buoyant parcel
Mixed-layer LCL
1560 m above ground
0-6 km bulk shear
27 kt
0-1 km storm-relative helicity
110 m²/s²
0-3 km storm-relative helicity
97 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.0

Open this sounding in Storm Lab

The text

As transmitted.

548 
WUUS53 KIND 182315
SVRIND
INC059-065-095-097-139-190015-
/O.NEW.KIND.SV.W.0018.210618T2315Z-210619T0015Z/

BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
715 PM EDT Fri Jun 18 2021

The National Weather Service in Indianapolis has issued a

* Severe Thunderstorm Warning for...
  Southeastern Madison County in central Indiana...
  Hancock County in central Indiana...
  Northern Rush County in central Indiana...
  Henry County in east central Indiana...
  Northeastern Marion County in central Indiana...

* Until 815 PM EDT.

* At 714 PM EDT, a severe thunderstorm was located near Greenfield,
  or 15 miles south of Anderson, moving southeast at 35 mph.

  HAZARD...Two inch 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.

* This severe thunderstorm will be near...
  Shirley and Wilkinson around 720 PM EDT.
  Kennard around 725 PM EDT.
  Knightstown, Carthage and Greensboro around 730 PM EDT.

Other locations in the path of this severe thunderstorm include
Spiceland, Dunreith, Mays, Lewisville, Straughn and Glenwood.

This includes Interstate 70 between mile markers 90 and 133.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3987 8522 3979 8522 3979 8530 3958 8530
      3968 8563 3970 8563 3970 8584 3983 8608
      3993 8601 3993 8586 4001 8576 4000 8520
      3988 8520
TIME...MOT...LOC 2314Z 296DEG 31KT 3987 8568 

HAIL...2.00IN
WIND...60MPH
 
$$

TDUD
2 follow-up statements
930 
WWUS53 KIND 182339
SVSIND

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

INC095-097-182349-
/O.CAN.KIND.SV.W.0018.000000T0000Z-210619T0015Z/
Madison IN-Marion IN-
739 PM EDT Fri Jun 18 2021

...THE SEVERE THUNDERSTORM WARNING FOR SOUTHEASTERN MADISON AND
NORTHEASTERN MARION COUNTIES IS CANCELLED...
    
The severe thunderstorm which prompted the warning has moved out of 
the warned area. Therefore, the warning has been cancelled.

A Severe Thunderstorm Watch remains in effect until 200 AM EDT for
central and east central Indiana.

LAT...LON 3979 8522 3979 8530 3958 8530 3968 8563
      3970 8563 3970 8584 3976 8595 3984 8595
      3988 8589 3995 8571 3995 8558 4000 8558
      4001 8556 4000 8520
TIME...MOT...LOC 2339Z 289DEG 38KT 3990 8536 

$$

INC059-065-139-190015-
/O.CON.KIND.SV.W.0018.000000T0000Z-210619T0015Z/
Hancock IN-Rush IN-Henry IN-
739 PM EDT Fri Jun 18 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 815 PM EDT
FOR HANCOCK...NORTHERN RUSH AND HENRY COUNTIES...

At 739 PM EDT, a severe thunderstorm was located over New Castle, or
11 miles northwest of Cambridge City, moving east at 45 mph.

HAZARD...Two inch 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...
  Straughn.

This includes Interstate 70 between mile markers 94 and 133.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

LAT...LON 3979 8522 3979 8530 3958 8530 3968 8563
      3970 8563 3970 8584 3976 8595 3984 8595
      3988 8589 3995 8571 3995 8558 4000 8558
      4001 8556 4000 8520
TIME...MOT...LOC 2339Z 289DEG 38KT 3990 8536 

HAIL...2.00IN
WIND...60MPH
 
$$

TDUD
799 
WWUS53 KIND 190005
SVSIND

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

INC059-065-139-190015-
/O.EXP.KIND.SV.W.0018.000000T0000Z-210619T0015Z/
Hancock IN-Rush IN-Henry IN-
805 PM EDT Fri Jun 18 2021

...THE SEVERE THUNDERSTORM WARNING FOR HANCOCK...NORTHERN RUSH AND
HENRY COUNTIES WILL EXPIRE AT 815 PM EDT...
        
The storm which prompted the warning has moved out of the area.
Therefore, the warning will be allowed to expire.

A Severe Thunderstorm Watch remains in effect until 200 AM EDT for
central and east central Indiana.

LAT...LON 3979 8522 3979 8530 3958 8530 3968 8563
      3970 8563 3970 8584 3976 8595 3984 8595
      3988 8589 3995 8571 3995 8558 4000 8558
      4001 8556 4000 8520
TIME...MOT...LOC 0005Z 296DEG 31KT 3981 8511 

$$

TDUD

The office that day

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

IssuedProductOfficeCountiesLasted
Jun 18, 9:38 AM EDTSpecial Weather StatementINDHenry37 min
Jun 18, 2:10 PM EDTSpecial Weather StatementINDCarroll35 min
Jun 18, 2:48 PM EDTFlash Flood WatchINDBartholomew, Boone, Brown, Clay, Decatur, Delaware and 21 more19 hr
Jun 18, 3:27 PM EDTSevere Thunderstorm WarningINDDelaware, Henry, Randolph33 min
Jun 18, 4:26 PM EDTSevere Thunderstorm WarningINDDelaware, Randolph34 min
Jun 18, 5:04 PM EDTSevere Thunderstorm WarningINDRandolph26 min
Jun 18, 6:42 PM EDTSevere Thunderstorm WarningINDHamilton, Hancock, Marion33 min
Jun 18, 6:53 PM EDTSevere Thunderstorm WarningINDRandolph37 min
Jun 18, 6:55 PM EDTSevere Thunderstorm WarningINDClay, Morgan, Owen, Putnam50 min
Jun 18, 7:31 PM EDTSevere Thunderstorm WarningINDHancock, Marion, Rush, Shelby44 min
Jun 18, 7:45 PM EDTSevere Thunderstorm WarningINDBrown, Monroe, Morgan, Owen45 min
Jun 18, 7:56 PM EDTTornado WarningINDShelby13 min

Nearby

Severe Thunderstorm Warnings in Indiana, 2021Every 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; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.