Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 11, NWS Indianapolis, IN
NWS Indianapolis, IN issued this severe thunderstorm warning at Jun 12, 2021, 10:55 PM EDT for Hancock County, Shelby County, Indiana. It was in force for 23 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 12, 2021, 10:55 PM EDT (02:55 UTC)
- Expired
- Jun 12, 2021, 11:18 PM EDT
- In force
- 23 min
- Issued by
- NWS Indianapolis, IN
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties Hancock County, IN, Shelby County, IN
The radar
The Indianapolis radar (KIND), 44 km from the middle of the area, began a volume at 02:57 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, 11:00 PM EDT | TSTM WND DMG | New Palestine, IN | SEVERAL LARGE TREE LIMBS ON ROAD JUST OFF US 52. |
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, 2.9 hours before the alert went out and 171 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.
622
WUUS53 KIND 130255
SVRIND
INC059-145-130330-
/O.NEW.KIND.SV.W.0011.210613T0255Z-210613T0330Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Indianapolis IN
1055 PM EDT Sat Jun 12 2021
The National Weather Service in Indianapolis has issued a
* Severe Thunderstorm Warning for...
Northern Shelby County in central Indiana...
Southern Hancock County in central Indiana...
* Until 1130 PM EDT.
* At 1054 PM EDT, a severe thunderstorm was located near Beech Grove,
or 7 miles east of Indianapolis, moving southeast 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.
* This severe thunderstorm will be near...
New Palestine and Spring Lake around 1105 PM EDT.
Other locations in the path of this severe thunderstorm include
Fairland, Shelbyville and Morristown.
This includes Interstate 74 between mile markers 101 and 119.
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 3945 8569 3961 8595 3974 8595 3979 8592
3975 8563 3964 8563
TIME...MOT...LOC 0254Z 306DEG 25KT 3974 8601
HAIL...1.00IN
WIND...60MPH
$$
Ryan1 follow-up statement
409
WWUS53 KIND 130318
SVSIND
Severe Weather Statement
National Weather Service Indianapolis IN
1118 PM EDT Sat Jun 12 2021
INC059-145-130328-
/O.CAN.KIND.SV.W.0011.000000T0000Z-210613T0330Z/
Shelby IN-Hancock IN-
1118 PM EDT Sat Jun 12 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHERN SHELBY AND SOUTHERN
HANCOCK COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However small hail, gusty
winds and heavy rain are still possible with this thunderstorm.
LAT...LON 3945 8569 3961 8595 3974 8595 3979 8592
3975 8563 3964 8563
TIME...MOT...LOC 0315Z 306DEG 25KT 3964 8584
$$
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, 10:43 PM EDT | Severe Thunderstorm Warning | IND | Hancock, Johnson, Marion | 32 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.