Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 34, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Jun 20, 2021, 11:39 PM EDT for 4 counties in Indiana. It was in force for 22 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 20, 2021, 11:39 PM EDT (03:39 UTC)
- Expired
- Jun 21, 2021, 12:01 AM EDT
- In force
- 22 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties DeKalb County, IN, LaGrange County, IN, Noble County, IN, Steuben County, IN
The radar
The Northern Indiana radar (KIWX), 53 km from the middle of the area, began a volume at 03:40 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 20, 6:06 PM EDT | Severe Thunderstorm Watch | SPC | 7 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 3.7 hours before the alert went out and 190 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
- 133 J/kg
- Mixed-layer CIN
- -112 J/kg
- Mixed-layer LCL
- 1501 m above ground
- 0-6 km bulk shear
- 41 kt
- 0-1 km storm-relative helicity
- 52 m²/s²
- 0-3 km storm-relative helicity
- 102 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.1
The text
As transmitted.
396
WUUS53 KIWX 210339
SVRIWX
INC033-087-113-151-210430-
/O.NEW.KIWX.SV.W.0034.210621T0339Z-210621T0430Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
1139 PM EDT Sun Jun 20 2021
The National Weather Service in Northern Indiana has issued a
* Severe Thunderstorm Warning for...
Steuben County in northeastern Indiana...
Northeastern Noble County in northeastern Indiana...
Northwestern De Kalb County in northeastern Indiana...
Southeastern Lagrange County in northeastern Indiana...
* Until 1230 AM EDT.
* At 1139 PM EDT, a severe thunderstorm was located near
Kendallville, moving northeast at 25 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...
Kendallville, Angola, Fremont, Hamilton, Ashley, Hudson, Stroh,
Alvarado, Indianola, Fairfield Center, Pleasant Lake, Crooked Lake,
Hamilton Lake, Golden Lake, Elmira, Big Long Lake, Salem Center,
Helmer, Berlien and Long Lake.
This includes the following highways...
Interstate 69 in Indiana between mile markers 339 and 354.
Interstate 80 in Indiana between mile markers 146 and 152.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4145 8527 4154 8533 4176 8490 4155 8481
TIME...MOT...LOC 0339Z 242DEG 24KT 4150 8526
HAIL...1.00IN
WIND...60MPH
$$
FISHER2 follow-up statements
621
WWUS53 KIWX 210350
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
1150 PM EDT Sun Jun 20 2021
INC087-113-210400-
/O.CAN.KIWX.SV.W.0034.000000T0000Z-210621T0430Z/
Noble IN-Lagrange IN-
1150 PM EDT Sun Jun 20 2021
...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN NOBLE AND
SOUTHEASTERN LAGRANGE COUNTIES IS CANCELLED...
The severe thunderstorm which prompted the warning has moved out of
the warned area. Therefore, the warning has been
cancelled.
A Severe Thunderstorm Watch remains in effect until 100 AM EDT for
northeastern Indiana...and southwestern Michigan.
LAT...LON 4147 8519 4161 8519 4176 8490 4155 8481
TIME...MOT...LOC 0350Z 240DEG 26KT 4155 8516
$$
INC033-151-210430-
/O.CON.KIWX.SV.W.0034.000000T0000Z-210621T0430Z/
Steuben IN-De Kalb IN-
1150 PM EDT Sun Jun 20 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1230 AM EDT
FOR STEUBEN AND NORTHWESTERN DE KALB COUNTIES...
At 1150 PM EDT, a severe thunderstorm was located 8 miles northeast
of Kendallville, moving northeast 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...
Angola, Fremont, Hamilton, Ashley, Hudson, Alvarado, Pleasant Lake,
Crooked Lake, Hamilton Lake, Golden Lake, Salem Center, Helmer,
Berlien, Long Lake, Metz, Big Turkey Lake, Steubenville and Fairfield
Center.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
&&
LAT...LON 4147 8519 4161 8519 4176 8490 4155 8481
TIME...MOT...LOC 0350Z 240DEG 26KT 4155 8516
HAIL...1.00IN
WIND...60MPH
$$
FISHER343
WWUS53 KIWX 210401
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
1201 AM EDT Mon Jun 21 2021
INC033-151-210411-
/O.CAN.KIWX.SV.W.0034.000000T0000Z-210621T0430Z/
Steuben IN-De Kalb IN-
1201 AM EDT Mon Jun 21 2021
...THE SEVERE THUNDERSTORM WARNING FOR STEUBEN AND NORTHWESTERN DE
KALB COUNTIES IS CANCELLED...
The storm which prompted the warning has weakened below severe
limits, and no longer poses an immediate threat to life or property.
Therefore, the warning has been cancelled. However small hail, gusty
winds and heavy rain are still possible with this thunderstorm.
A Severe Thunderstorm Watch remains in effect until 100 AM EDT for
northeastern Indiana...and southwestern Michigan.
LAT...LON 4147 8519 4161 8519 4176 8490 4155 8481
TIME...MOT...LOC 0400Z 242DEG 24KT 4159 8507
$$
FISHERThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 20, 11:20 PM EDT | Special Weather Statement | IWX | LaGrange | 25 min |
| Jun 21, 12:02 AM EDT | Special Weather Statement | IWX | LaGrange | 28 min |
| Jun 21, 12:18 AM EDT | Special Marine Warning | IWX | 117 min | |
| Jun 21, 12:47 AM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 43 min |
| Jun 21, 1:21 AM EDT | Tornado Warning | IWX | LaPorte | 24 min |
| Jun 21, 1:30 AM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Fulton, LaPorte, Marshall, Pulaski, Saint Joseph and 1 more | 45 min |
| Jun 21, 1:31 AM EDT | Tornado Warning | IWX | LaPorte, Starke | 29 min |
| Jun 21, 2:13 AM EDT | Special Weather Statement | IWX | Elkhart, Fulton, Kosciusko, LaGrange, Marshall, Noble | 47 min |
| Jun 21, 2:26 AM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko, LaGrange, Noble | 21 min |
| Jun 21, 2:49 AM EDT | Special Weather Statement | IWX | DeKalb, Kosciusko, Noble, Steuben, Wabash, Whitley | 26 min |
| Jun 21, 3:25 AM EDT | Special Weather Statement | IWX | Allen, DeKalb, Huntington, Miami, Wabash, Wells and 1 more | 35 min |
| Jun 21, 4:11 AM EDT | Special Weather Statement | IWX | Adams, Blackford, Huntington, Wells | 34 min |
| Jun 21, 4:37 AM EDT | Special Weather Statement | IWX | Jay | 38 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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.