Alert archive / Indiana / Severe Thunderstorm Warnings in 2021
Severe Thunderstorm Warning 11, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Jun 19, 2021, 7:53 PM CDT for 4 counties in Indiana. It was in force for 52 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 19, 2021, 7:53 PM CDT (00:53 UTC)
- Expired
- Jun 19, 2021, 8:45 PM CDT
- In force
- 52 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 1.0 in
- Wind
- 60.0 mph
Counties LaPorte County, IN, Marshall County, IN, Saint Joseph County, IN, Starke County, IN
The radar
The Northern Indiana radar (KIWX), 77 km from the middle of the area, began a volume at 00:55 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 19, 7:50 PM CDT | Severe Thunderstorm Watch | SPC | 3 hr |
The nearest sounding before it
Lincoln, IL (KILX), launched 00:00Z, 0.9 hours before the alert went out and 222 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
- 2088 J/kg
- Mixed-layer CIN
- -51 J/kg
- Mixed-layer LCL
- 1087 m above ground
- 0-6 km bulk shear
- 29 kt
- 0-1 km storm-relative helicity
- 37 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.3
- Supercell composite
- 2.7
The text
As transmitted.
659
WUUS53 KIWX 200053
SVRIWX
INC091-099-141-149-200145-
/O.NEW.KIWX.SV.W.0011.210620T0053Z-210620T0145Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
853 PM EDT Sat Jun 19 2021
The National Weather Service in Northern Indiana has issued a
* Severe Thunderstorm Warning for...
Southwestern St. Joseph County in north central Indiana...
Northeastern Starke County in northwestern Indiana...
Northwestern Marshall County in north central Indiana...
Central La Porte County in northwestern Indiana...
* Until 945 PM EDT/845 PM CDT/.
* At 852 PM EDT/752 PM CDT/, a severe thunderstorm was located over
Kingsford Heights, or near La Porte, moving southeast 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...
La Porte, Walkerton, North Liberty, Kingsford Heights, Hamlet,
Koontz Lake, Oak Grove, Kingsbury, Teegarden, South Center, Salem
Heights, Fish Lake, Tracy, Stillwell, Tyner, Union Mills, Donaldson
and Grovertown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4148 8682 4161 8667 4149 8630 4125 8647
TIME...MOT...LOC 0052Z 303DEG 21KT 4151 8668
HAIL...1.00IN
WIND...60MPH
$$
MARSILI1 follow-up statement
670
WWUS53 KIWX 200123
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
923 PM EDT Sat Jun 19 2021
INC091-099-141-149-200145-
/O.CON.KIWX.SV.W.0011.000000T0000Z-210620T0145Z/
St. Joseph IN-Starke IN-Marshall IN-La Porte IN-
923 PM EDT Sat Jun 19 2021
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 945 PM
EDT/845 PM CDT/ FOR SOUTHWESTERN ST. JOSEPH...NORTHEASTERN STARKE...
NORTHWESTERN MARSHALL AND EAST CENTRAL LA PORTE COUNTIES...
At 923 PM EDT/823 PM CDT/, a severe thunderstorm was located near
Kingsford Heights, or 9 miles north of Knox, moving east at 25 mph.
HAZARD...60 mph wind gusts and quarter size hail.
SOURCE...Radar indicated.
IMPACT...Hail damage to vehicles is expected. Expect wind damage to
roofs, siding, and trees.
Locations impacted include...
Walkerton, Kingsford Heights, Hamlet, Koontz Lake, Oak Grove,
Teegarden, South Center, Donaldson, Salem Heights, Tracy, Tyner and
Grovertown.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
For your protection move to an interior room on the lowest floor of a
building.
Torrential rainfall is occurring with this storm, and may lead to
flash flooding. Do not drive your vehicle through flooded roadways.
&&
LAT...LON 4145 8677 4151 8666 4149 8630 4125 8647
TIME...MOT...LOC 0123Z 292DEG 16KT 4143 8664
HAIL...1.00IN
WIND...60MPH
$$
MARSILIThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Jun 19, 7:16 PM CDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 44 min |
| Jun 19, 7:20 PM CDT | Severe Thunderstorm Warning | IWX | Elkhart, LaGrange, Saint Joseph | 40 min |
| Jun 19, 7:51 PM CDT | Areal Flood Advisory | IWX | Elkhart, LaGrange, Saint Joseph | 3 hr |
| Jun 19, 8:14 PM CDT | Areal Flood Advisory | IWX | LaPorte, Saint Joseph, Starke | 3 hr |
| Jun 19, 8:21 PM CDT | Severe Thunderstorm Warning | IWX | Steuben | 39 min |
| Jun 19, 8:43 PM CDT | Severe Thunderstorm Warning | IWX | Marshall, Starke | 47 min |
| Jun 19, 9:30 PM CDT | Severe Thunderstorm Warning | IWX | Pulaski, Starke | 60 min |
| Jun 20, 3:49 AM CDT | Small Craft Advisory | IWX | 45 hr | |
| Jun 20, 4:12 AM CDT | Beach Hazards Statement | IWX | 49 hr | |
| Jun 20, 4:52 PM CDT | Severe Thunderstorm Warning | IWX | LaPorte, Marshall, Saint Joseph, Starke | 38 min |
| Jun 20, 4:57 PM CDT | Severe Thunderstorm Warning | IWX | LaPorte, Starke | 33 min |
| Jun 20, 5:39 PM CDT | Severe Thunderstorm Warning | IWX | Elkhart, Fulton, Kosciusko, Marshall | 51 min |
| Jun 20, 5:42 PM CDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko, Marshall, Saint Joseph | 26 min |
| Jun 20, 5:53 PM CDT | Severe Thunderstorm Warning | IWX | Marshall, Starke | 22 min |
| Jun 20, 6:07 PM CDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko, Marshall, Saint Joseph | 23 min |
| Jun 20, 6:19 PM CDT | Severe Thunderstorm Warning | IWX | Elkhart, LaGrange, Noble | 41 min |
| Jun 20, 6:47 PM CDT | Special Marine Warning | IWX | 28 min | |
| Jun 20, 6:49 PM CDT | Severe Thunderstorm Warning | IWX | Allen, DeKalb | 10 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.