Alert archive / Michigan / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 15, NWS Northern Indiana

March 6, 2026Berrien County, Cass County, Michigan

NWS Northern Indiana issued this severe thunderstorm warning at Mar 6, 2026, 6:23 PM EST for Berrien County, Cass County, Michigan. It was in force for 37 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, 6:23 PM EST (23:23 UTC)
Expired: Mar 6, 2026, 7:00 PM EST
In force: 37 min
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Hail: 0.75 in
Wind: 60.0 mph

Counties Berrien County, MI, Cass County, MI

The radar

The Northern Indiana radar (KIWX), 75 km from the middle of the area, began a volume at 23:26 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

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, 1:31 PM EST, 4 hours 52 minutes earlier.

Area forecast discussion, Mar 6, 1:31 PM EST, 4 hours 52 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Hazardous weather outlook, Mar 6, 11:49 AM EST, 6 hours 34 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

In the hours before

Local storm report, Mar 6, 3:49 PM EST, 2 hours 34 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Mar 6, 3:54 PM EST, 2 hours 29 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.

&&

CR

Local storm report, Mar 6, 4:06 PM EST, 2 hours 17 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.

&&

CR

Local storm report, Mar 6, 4:08 PM EST, 2 hours 15 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.

&&

CLH

Local storm report, Mar 6, 4:27 PM EST, 1 hour 56 minutes before

<!doctype html>
<html lang="en">
<head>
  <meta charset="utf-8">
  <meta name="viewport" content="width=device-width, initial-scale=1">
  <title>Service Notice</title>
  <link rel="stylesheet" href="index.css">
</head>
<body>
  <main class="wrap">
    <section class="card" role="status" aria-live="polite">
      <div class="status" id="status">Temporary Notice</div>
      <h1 id="headline">This service is currently unavailable.</h1>
      <p id="message1">
        The site you requested is temporarily down for maintenance or an unexpected outage.
      </p>
      <p id="message2">
        Please try again in a few minutes.
      </p>
      <p class="small" id="detail">
        If you are an administrator, restore upstream service and remove the redirect/fallback rule when normal operations resume.
      </p>
    </section>
  </main>
  <script src="index.js"></script>
</body>
</html>

Local storm report, Mar 6, 4:47 PM EST, 1 hour 36 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.

&&

CLH

The 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 Tornado observedConsiderable damage threat	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, 6:50 PM EST	Severe Thunderstorm Warning	IWX	Cass, Saint Joseph	25 min

Nearby

Severe Thunderstorm Warnings in Michigan, 2026 Every 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; radar from the NEXRAD Level II archive.