Alert archive / Indiana / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 21, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Mar 10, 2026, 10:27 PM EDT for Saint Joseph County, Indiana. It was in force for 33 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
- Mar 10, 2026, 10:27 PM EDT (02:27 UTC)
- Expired
- Mar 10, 2026, 11:00 PM EDT
- In force
- 33 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Tornado
- Possible
- Damage threat
- Considerable
- Hail
- 2.0 in
- Wind
- 70.0 mph
County Saint Joseph County, IN
The radar
The Northern Indiana radar (KIWX), 52 km from the middle of the area, began a volume at 02:31 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 |
|---|---|---|---|
| Mar 10, 7:45 PM EDT | Tornado Watch | SPC | 6 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 00:00Z, 2.5 hours before the alert went out and 259 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
- 0 J/kg
- Mixed-layer CIN
- No buoyant parcel
- Mixed-layer LCL
- 680 m above ground
- 0-6 km bulk shear
- 54 kt
- 0-1 km storm-relative helicity
- 368 m²/s²
- 0-3 km storm-relative helicity
- 442 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.2
The text
As transmitted.
221
WUUS53 KIWX 110227
SVRIWX
INC141-110315-
/O.NEW.KIWX.SV.W.0021.260311T0227Z-260311T0315Z/
BULLETIN - EAS ACTIVATION REQUESTED
Severe Thunderstorm Warning
National Weather Service Northern Indiana
1027 PM EDT Tue Mar 10 2026
The National Weather Service in Northern Indiana has issued a
* Severe Thunderstorm Warning for...
St. Joseph County in north central Indiana...
* Until 1115 PM EDT.
* At 1026 PM EDT, a severe thunderstorm was located near North
Liberty, or near Gulivoire Park, moving northeast at 25 mph.
HAZARD...Two inch hail and 70 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect
considerable tree damage. Wind damage is also likely to
mobile homes, roofs, and outbuildings.
* Locations impacted include...
South Bend, Mishawaka, Granger, Gulivoire Park, Osceola, North
Liberty, Lakeville, Roseland, Indian Village, Wyatt, and Woodland.
This includes Interstate 80 in Indiana between mile markers 77 and
87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
building.
Prepare immediately for large hail and damaging winds. People outside
should move immediately to shelter inside a strong building. Stay
away from windows.
A Tornado Watch remains in effect until 200 AM EDT for north central
Indiana.
&&
LAT...LON 4176 8606 4148 8606 4148 8640 4157 8647
4176 8620
TIME...MOT...LOC 0226Z 233DEG 22KT 4156 8635
TORNADO...POSSIBLE
THUNDERSTORM DAMAGE THREAT...CONSIDERABLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...2.00 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...70 MPH
$$
Brown3 follow-up statements
506
WWUS53 KIWX 110244
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
1044 PM EDT Tue Mar 10 2026
INC141-110315-
/O.CON.KIWX.SV.W.0021.000000T0000Z-260311T0315Z/
St. Joseph IN-
1044 PM EDT Tue Mar 10 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR NORTHEASTERN ST. JOSEPH COUNTY...
At 1044 PM EDT, a severe thunderstorm was located over Gulivoire
Park, moving northeast at 25 mph.
HAZARD...Ping pong ball size hail and 60 mph wind gusts.
SOURCE...Radar indicated.
IMPACT...People and animals outdoors will be injured. Expect hail
damage to roofs, siding, windows, and vehicles. Expect wind
damage to roofs, siding, and trees.
Locations impacted include...
South Bend, Mishawaka, Granger, Gulivoire Park, Osceola, Lakeville,
Roseland, Indian Village, Wyatt, and Woodland.
This includes Interstate 80 in Indiana between mile markers 78 and
87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 200 AM EDT for north central
Indiana.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
building.
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
&&
LAT...LON 4176 8606 4151 8606 4153 8628 4167 8630
4176 8620
TIME...MOT...LOC 0244Z 233DEG 22KT 4163 8623
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Brown229
WWUS53 KIWX 110255
SVSIWX
Severe Weather Statement
National Weather Service Northern Indiana
1055 PM EDT Tue Mar 10 2026
INC141-110315-
/O.CON.KIWX.SV.W.0021.000000T0000Z-260311T0315Z/
St. Joseph IN-
1055 PM EDT Tue Mar 10 2026
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 1115 PM EDT
FOR NORTHEASTERN ST. JOSEPH COUNTY...
At 1055 PM EDT, a severe thunderstorm was located over Mishawaka,
moving northeast at 25 mph.
HAZARD...Ping pong ball size 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...
Mishawaka, Granger, and Osceola.
This includes Interstate 80 in Indiana between mile markers 81 and
87.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A Tornado Watch remains in effect until 200 AM EDT for north central
Indiana.
Remain alert for a possible tornado! Tornadoes can develop quickly
from severe thunderstorms. If you spot a tornado go at once into the
basement or small central room in a sturdy structure.
For your protection move to an interior room on the lowest floor of a
building.
Prepare immediately for large hail and damaging winds. People outside
should move to a shelter, inside a strong building and away from
windows.
&&
LAT...LON 4176 8606 4159 8606 4159 8621 4174 8618
TIME...MOT...LOC 0255Z 233DEG 22KT 4167 8616
TORNADO...POSSIBLE
HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...1.50 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH
$$
Brown721 WWUS53 KIWX 110300 SVSIWX Severe Weather Statement National Weather Service Northern Indiana 1100 PM EDT Tue Mar 10 2026 INC141-110309- /O.CAN.KIWX.SV.W.0021.000000T0000Z-260311T0315Z/ St. Joseph IN- 1100 PM EDT Tue Mar 10 2026 ...THE SEVERE THUNDERSTORM WARNING FOR NORTHEASTERN ST. JOSEPH COUNTY IS CANCELLED... The storm which prompted the warning has weakened below severe limits, and has exited the warned area. Therefore, the warning has been cancelled. A Tornado Watch remains in effect until 200 AM EDT for north central Indiana. && LAT...LON 4176 8606 4159 8606 4159 8621 4174 8618 TIME...MOT...LOC 0258Z 233DEG 22KT 4169 8613 $$ Brown
The office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 10, 8:41 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Pulaski, Starke | 49 min |
| Mar 10, 8:51 PM EDT | Tornado Warning | IWX | LaPorte, Pulaski, Starke | 39 min |
| Mar 10, 9:25 PM EDT | Tornado Warning | IWX | LaPorte, Starke | 35 min |
| Mar 10, 9:27 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Marshall, Saint Joseph, Starke | 48 min |
| Mar 10, 9:28 PM EDT | River Flood Warning | IWX | Elkhart | 36 hr |
| Mar 10, 9:37 PM EDT | Tornado Warning | IWX | Starke | 23 min |
| Mar 10, 9:50 PM EDT | Tornado Warning | IWX | Marshall, Saint Joseph, Starke | 14 min |
| Mar 10, 10:06 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Marshall, Saint Joseph, Starke | 24 min |
| Mar 10, 10:20 PM EDT | Tornado Warning | IWX | Marshall, Saint Joseph | 25 min |
| Mar 10, 10:47 PM EDT | Special Marine Warning | IWX | 88 min | |
| Mar 10, 10:53 PM EDT | Severe Thunderstorm Warning | IWX | Elkhart | 14 min |
| Mar 10, 11:25 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Starke | 50 min |
| Mar 10, 11:48 PM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Saint Joseph | 42 min |
| Mar 11, 12:06 AM EDT | Severe Thunderstorm Warning | IWX | LaPorte, Marshall, Saint Joseph, Starke | 39 min |
| Mar 11, 12:29 AM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko, Marshall, Saint Joseph | 31 min |
| Mar 11, 12:32 AM EDT | Special Marine Warning | IWX | 26 min | |
| Mar 11, 1:37 AM EDT | Severe Thunderstorm Warning | IWX | Elkhart, Kosciusko | 23 min |
| Mar 11, 1:39 AM EDT | Areal Flood Advisory | IWX | Elkhart, Saint Joseph | 3 hr |
| Mar 11, 1:47 AM EDT | Severe Thunderstorm Warning | IWX | LaGrange, Noble | 17 min |
| Mar 11, 1:59 AM EDT | Areal Flood Advisory | IWX | Elkhart, Kosciusko, Marshall | 3 hr |
| Mar 11, 2:03 AM EDT | Severe Thunderstorm Warning | IWX | DeKalb, Steuben | 27 min |
| Mar 11, 2:25 AM EDT | Severe Thunderstorm Warning | IWX | Steuben | 25 min |
| Mar 11, 2:52 AM EDT | Areal Flood Advisory | IWX | LaGrange, Noble | 3 hr |
| Mar 11, 2:59 AM EDT | Flash Flood Warning | IWX | Elkhart, Kosciusko | 3 hr |
| Mar 11, 3:59 AM EDT | Special Weather Statement | IWX | Cass | 31 min |
| Mar 11, 4:27 AM EDT | Special Weather Statement | IWX | Kosciusko | 33 min |
| Mar 11, 5:22 AM EDT | Areal Flood Advisory | IWX | DeKalb, Steuben | 113 min |
| Mar 11, 5:59 AM EDT | River Flood Warning | IWX | Allen, DeKalb | 21 days |
| Mar 11, 9:01 AM EDT | Severe Thunderstorm Warning | IWX | Blackford, Jay | 29 min |
| Mar 11, 9:14 AM EDT | Tornado Warning | IWX | Jay | 16 min |
| Mar 11, 9:31 AM EDT | Severe Thunderstorm Warning | IWX | Jay | 14 min |
Nearby
Severe Thunderstorm Warnings in Indiana, 2026Every severe thunderstorm warning in 2026
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.