Alert archive / Michigan / Severe Thunderstorm Warnings in 2026
Severe Thunderstorm Warning 16, NWS Northern Indiana
NWS Northern Indiana issued this severe thunderstorm warning at Mar 6, 2026, 6:50 PM EST for Cass County, Saint Joseph County, Michigan. It was in force for 25 min. No storm report in the archive falls inside the area while it was in force.
The area
The counties it named.
The facts
- Issued
- Mar 6, 2026, 6:50 PM EST (23:50 UTC)
- Expired
- Mar 6, 2026, 7:15 PM EST
- In force
- 25 min
- Issued by
- NWS Northern Indiana
- Area
- Storm-based polygon
- Hail
- 0.75 in
- Wind
- 60.0 mph
Counties Cass County, MI, Saint Joseph County, MI
The radar
The Northern Indiana radar (KIWX), 62 km from the middle of the area, began a volume at 23:53 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 6, 6:02 PM EST | Severe Thunderstorm Watch | SPC | 4 hr |
The nearest sounding before it
Detroit, MI (KDTX), launched 12:00Z, 11.8 hours before the alert went out and 212 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
- 486 m above ground
- 0-6 km bulk shear
- 45 kt
- 0-1 km storm-relative helicity
- 124 m²/s²
- 0-3 km storm-relative helicity
- 133 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
What forecasters said that day
The local office's own words before this severe thunderstorm warning went out, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Northern Indiana wrote its last area forecast discussion before this severe thunderstorm warning went out at Mar 6, 6:38 PM EST, 12 minutes earlier.
Area forecast discussion, Mar 6, 6:38 PM EST, 12 minutes before
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</html>Hazardous weather outlook, Mar 6, 11:49 AM EST, 7 hours 1 minute before
Hazardous Weather Outlook...UPDATED National Weather Service Northern Indiana 1149 AM EST Fri Mar 6 2026 INZ005>008-012>015-103-104-116-203-204-216-MIZ078>081-177-277-071700- Elkhart-Lagrange-Steuben-Noble-Starke-Pulaski-Marshall-Fulton IN- Northern La Porte-Eastern St. Joseph IN-Northern Kosciusko- Southern La Porte-Western St. Joseph IN-Southern Kosciusko-Cass MI- St. Joseph MI-Branch-Hillsdale-Northern Berrien-Southern Berrien- 1149 AM EST Fri Mar 6 2026 /1049 AM CST Fri Mar 6 2026/ This Hazardous Weather Outlook is for northern Indiana and southwest Michigan. .DAY ONE...This afternoon and tonight. There is a chance of thunderstorms this afternoon into this evening. A few storms may produce wind gusts in excess of 40 mph and small hail. There is another chance of storms late tonight across northwest Indiana into southwest Lower Michigan. An isolated severe storm cannot be ruled out with the potential main threats as isolated damaging wind gusts and isolated large hail. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. There is a chance of thunderstorms Saturday through early afternoon, but severe weather is not expected at this time. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. INZ009-017-018-020-022>027-032>034-OHZ001-002-004-005-015-016-024- 025-071700- De Kalb-Whitley-Allen IN-White-Cass IN-Miami-Wabash-Huntington-Wells- Adams-Grant-Blackford-Jay-Williams-Fulton OH-Defiance-Henry-Paulding- Putnam-Van Wert-Allen OH- 1149 AM EST Fri Mar 6 2026 This Hazardous Weather Outlook is for northern Indiana and northwest Ohio. .DAY ONE...This afternoon and tonight. There is a chance of storms late tonight. An isolated severe storm cannot be ruled out with the potential main threats as isolated damaging wind gusts and isolated large hail. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. There is a chance of thunderstorms on Saturday. An isolated strong to severe storm is possible with isolated damaging wind gusts and isolated large hail as the potential main threats. .SPOTTER INFORMATION STATEMENT... Spotter activation is not expected at this time. LMZ043-046-071700- New Buffalo MI to St Joseph MI-Michigan City IN to New Buffalo MI- 1149 AM EST Fri Mar 6 2026 This Hazardous Weather Outlook is for the nearshore waters of southeastern Lake Michigan. .DAY ONE...This afternoon and tonight. There is a chance of thunderstorms this afternoon and evening. A few storms may produce some hail and wind gusts over 35 knots. There is another chance of the thunderstorms late tonight. A few storms may produce half inch to one inch hail along with isolated wind gusts over 35 knots. Hazardous conditions for small craft are possible late tonight into early Saturday. .DAYS TWO THROUGH SEVEN...Saturday through Thursday. Hazardous conditions are likely for Tuesday night into Thursday.
In the hours before
Local storm report, Mar 6, 3:49 PM EST, 3 hours 1 minute before
Preliminary Local Storm Report
National Weather Service Northern Indiana
349 PM EST Fri Mar 6 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0311 PM Tornado 2 WNW Edwardsburg 41.81N 86.11W
03/06/2026 Cass MI Broadcast Media
Picture obtained of damage to a house in
this location. Time estimated by radar.
&&
CRLocal storm report, Mar 6, 3:54 PM EST, 2 hours 56 minutes before
Preliminary Local Storm Report
National Weather Service Northern Indiana
354 PM EST Fri Mar 6 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0318 PM Tornado 2 NNW Juno Lake 41.84N 86.00W
03/06/2026 Cass MI Trained Spotter
Tree down and toppled center pivot in this
location. Time estimated by radar.
&&
CRLocal storm report, Mar 6, 4:06 PM EST, 2 hours 44 minutes before
Preliminary Local Storm Report
National Weather Service Northern Indiana
406 PM EST Fri Mar 6 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0157 PM Hail 2 NNE Westville 41.56N 86.90W
03/06/2026 M1.75 Inch La Porte IN Public
Location and time estimated by radar. Public
commenter listed Westville.
&&
CRLocal storm report, Mar 6, 4:08 PM EST, 2 hours 42 minutes before
Preliminary Local Storm Report
National Weather Service Northern Indiana
408 PM EST Fri Mar 6 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0352 PM Tornado 1 SW Three Rivers 41.93N 85.65W
03/06/2026 St. Joseph MI Emergency Mngr
Numerous reports of significant damage on
the southwest side of Three Rivers. Storm
chasers and Emergency Management confirmed
multiple tornado touchdowns prior to the
damage.
&&
CLHLocal storm report, Mar 6, 4:27 PM EST, 2 hours 23 minutes before
Preliminary Local Storm Report
National Weather Service Northern Indiana
427 PM EST Fri Mar 6 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0346 PM Tornado 2 SW Three Rivers 41.93N 85.66W
03/06/2026 St. Joseph MI Public
Video sent in showing a tornado hitting the
Menards store and lifted at least a portion
of the roof off on main building. Their
storage unit nearby was also damaged by the
tornado. Debris seen flying around the
circulation on the video, taken near US
131/M-60 merger. Time estimated by radar.
&&
MCDLocal storm report, Mar 6, 4:47 PM EST, 2 hours 3 minutes before
Preliminary Local Storm Report
National Weather Service Northern Indiana
447 PM EST Fri Mar 6 2026
..TIME... ...EVENT... ...CITY LOCATION... ...LAT.LON...
..DATE... ....MAG.... ..COUNTY LOCATION..ST.. ...SOURCE....
..REMARKS..
0438 PM Tornado 1 W Union City 42.06N 85.16W
03/06/2026 Branch MI Storm Chaser
Storm chaser video confirmed tornado near
Union City. Location estimated based on
radar.
&&
CLHThe office that day
Everything else NWS Northern Indiana issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Mar 5, 9:06 PM EST | Dense Fog Advisory | IWX | Adams, Allen, Blackford, Cass, DeKalb, Elkhart and 18 more | 14 hr |
| Mar 6, 1:54 PM EST | Special Weather Statement | IWX | LaPorte | 36 min |
| Mar 6, 5:40 PM EST | Special Marine Warning | IWX | 95 min | |
| Mar 6, 3:14 PM EST | Tornado Warning | IWX | Cass, Saint Joseph | 31 min |
| Mar 6, 3:38 PM EST | Tornado Warning | IWX | Cass, Saint Joseph | 37 min |
| Mar 6, 4:03 PM EST | Tornado Warning | IWX | Branch, Saint Joseph | 27 min |
| Mar 6, 4:26 PM EST | Tornado Warning | IWX | Branch, Saint Joseph | 20 min |
| Mar 6, 5:43 PM EST | Tornado Warning | IWX | Hillsdale | 22 min |
| Mar 6, 6:23 PM EST | Severe Thunderstorm Warning | IWX | Berrien, Cass | 37 min |
Nearby
Severe Thunderstorm Warnings in Michigan, 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.