Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 10, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 2021, 10:43 PM EDT for Hancock County, Johnson County, Marion County, Indiana. It was in force for 32 min. 4 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 12, 2021, 10:43 PM EDT (02:43 UTC)
- Expired
- Jun 12, 2021, 11:15 PM EDT
- In force
- 32 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Hancock County, IN, Johnson County, IN, Marion County, IN
The radar
The Indianapolis radar (KIND), 24 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.
What was reported inside it
| Time | Report | Where | Remark |
|---|---|---|---|
| Jun 12, 10:45 PM EDT | HAIL 1 | 2 E Indianapolis, IN | REPORT FROM MPING: QUARTER (1.00 IN.). |
| Jun 12, 10:48 PM EDT | TSTM WND GST 60 | 2 Sw Warren Park, IN | ALSO SAW 1 INCH HAIL. RELAYED VIA SOCIAL MEDIA. |
| Jun 12, 10:49 PM EDT | HAIL 0.5 | 1 Sw Warren Park, IN | REPORT FROM MPING: HALF-INCH (0.50 IN.). |
| Jun 12, 10:55 PM EDT | HAIL 1 | 3 Sse Warren Park, IN | HAIL OF VARYING SIZES UP TO 1 INCH NEAR THE INTERSECTION OF RAYMOND ST AND FRANKLIN RD. |
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, 2.7 hours before the alert went out and 191 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.
- Mixed-layer CAPE
- 647 J/kg
- Mixed-layer CIN
- -37 J/kg
- Mixed-layer LCL
- 1794 m above ground
- 0-6 km bulk shear
- 13 kt
- 0-1 km storm-relative helicity
- -7 m²/s²
- 0-3 km storm-relative helicity
- 58 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted.
956
WUUS53 KIND 130243
SVRIND
INC059-081-097-130315-
/O.NEW.KIND.SV.W.0010.210613T0243Z-210613T0315Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
1043 PM EDT Sat Jun 12 2021
The National Weather Service in Indianapolis has issued a
* Severe Thunderstorm Warning for...
Southwestern Hancock County in central Indiana...
Northeastern Johnson County in central Indiana...
Southeastern Marion County in central Indiana...
* Until 1115 PM EDT.
* At 1043 PM EDT, a severe thunderstorm was located over
Indianapolis, moving southeast at 20 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.
* This severe thunderstorm will be near...
Beech Grove around 1050 PM EDT.
Southport around 1055 PM EDT.
Cumberland around 1100 PM EDT.
Other locations in the path of this severe thunderstorm include
Greenwood and New Palestine.
This includes the following highways...
Interstate 65 between mile markers 95 and 115.
Interstate 70 between mile markers 73 and 93.
Interstate 74 between mile markers 93 and 100.
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 this storm. 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 this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3970 8590 3970 8595 3964 8595 3953 8605
3972 8628 3987 8609 3976 8584
TIME...MOT...LOC 0243Z 306DEG 16KT 3977 8610
HAIL...1.00IN
WIND...60MPH
$$
Ryan1 follow-up statement
059
WWUS53 KIND 130253
SVSIND
Severe Weather Statement
National Weather Service Indianapolis IN
1053 PM EDT Sat Jun 12 2021
INC081-130302-
/O.CAN.KIND.SV.W.0010.000000T0000Z-210613T0315Z/
Johnson IN-
1053 PM EDT Sat Jun 12 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN JOHNSON COUNTY IS
CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been cancelled.
LAT...LON 3970 8590 3970 8595 3964 8595 3973 8612
3983 8603 3976 8584
TIME...MOT...LOC 0252Z 291DEG 25KT 3975 8599
$$
INC059-097-130315-
/O.CON.KIND.SV.W.0010.000000T0000Z-210613T0315Z/
Hancock IN-Marion IN-
1053 PM EDT Sat Jun 12 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR SOUTHWESTERN HANCOCK AND SOUTHEASTERN MARION COUNTIES...
At 1052 PM EDT, a severe thunderstorm was located near Beech Grove,
or 8 miles east of Indianapolis, moving east at 30 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...
Cumberland and New Palestine.
This includes the following highways...
Interstate 70 between mile markers 89 and 93.
Interstate 74 between mile markers 93 and 100.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Continuous cloud to ground lightning is occurring with this storm.
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 this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 3970 8590 3970 8595 3964 8595 3973 8612
3983 8603 3976 8584
TIME...MOT...LOC 0252Z 291DEG 25KT 3975 8599
HAIL...1.00IN
WIND...60MPH
$$
RyanThe office that day
Everything else NWS Indianapolis, IN issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 12, 8:28 PM EDT | Special Weather Statement | IND | Clinton | 32 min |
| Jun 12, 8:41 PM EDT | Special Weather Statement | IND | Shelby | 34 min |
| Jun 12, 8:57 PM EDT | Special Weather Statement | IND | Madison | 33 min |
| Jun 12, 9:08 PM EDT | Severe Thunderstorm Warning | IND | Delaware, Henry, Madison | 37 min |
| Jun 12, 9:23 PM EDT | Special Weather Statement | IND | Boone, Montgomery | 37 min |
| Jun 12, 9:34 PM EDT | Special Weather Statement | IND | Hancock, Henry, Randolph | 26 min |
| Jun 12, 9:51 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Henry, Madison, Rush | 24 min |
| Jun 12, 10:15 PM EDT | Special Weather Statement | IND | Hancock, Henry, Rush, Shelby | 45 min |
| Jun 12, 10:16 PM EDT | Special Weather Statement | IND | Randolph | 29 min |
| Jun 12, 10:27 PM EDT | Severe Thunderstorm Warning | IND | Randolph | 33 min |
| Jun 12, 10:32 PM EDT | Flash Flood Warning | IND | Randolph | 3 hr |
| Jun 12, 10:40 PM EDT | Special Weather Statement | IND | Marion | 35 min |
| Jun 12, 10:55 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Shelby | 23 min |
| Jun 12, 11:15 PM EDT | Flash Flood Warning | IND | Marion | 3 hr |
| Jun 12, 11:23 PM EDT | Special Weather Statement | IND | Johnson, Marion, Shelby | 37 min |
| Jun 13, 8:41 AM EDT | River Flood Warning | IND | Delaware, Randolph | 3 hr |
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.