Alert archive / Michigan / Severe Thunderstorm Warnings in 2026

Severe Thunderstorm Warning 237, NWS Northern Indiana

August 10, 2026Berrien County, Michigan

NWS Northern Indiana issued this severe thunderstorm warning at Aug 10, 2026, 2:47 AM EDT for Berrien County, Michigan. It was in force for 28 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: Aug 10, 2026, 2:47 AM EDT (06:47 UTC)
Expired: Aug 10, 2026, 3:15 AM EDT
In force: 28 min
Issued by: NWS Northern Indiana
Area: Storm-based polygon
Hail: 1.0 in
Wind: 60.0 mph

County Berrien County, MI

The radar

The Northern Indiana radar (KIWX), 87 km from the middle of the area, began a volume at 06:48 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 nearest sounding before it

Detroit, MI (KDTX), launched 00:00Z, 6.8 hours before the alert went out and 262 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.

Skew-T log-p

Temperature in red, dew point in green, the mixed-layer parcel dashed.

Hodograph

The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.

Mixed-layer CAPE: 21 J/kg
Mixed-layer CIN: -143 J/kg
Mixed-layer LCL: 1348 m above ground
0-6 km bulk shear: 45 kt
0-1 km storm-relative helicity: 134 m²/s²
0-3 km storm-relative helicity: 309 m²/s²
Significant tornado parameter: 0.0
Supercell composite: 0.0

Open this sounding in Storm Lab

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 Aug 10, 1:19 AM EDT, 1 hour 28 minutes earlier.

Area forecast discussion, Aug 10, 1:19 AM EDT, 1 hour 28 minutes before

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In the hours before

Local storm report, Aug 9, 11:04 PM EDT, 3 hours 43 minutes before

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Local storm report, Aug 9, 11:06 PM EDT, 3 hours 41 minutes before

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Local storm report, Aug 9, 11:12 PM EDT, 3 hours 35 minutes before

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Local storm report, Aug 9, 11:14 PM EDT, 3 hours 33 minutes before

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Special weather statement, Aug 10, 1:45 AM EDT, 1 hour 2 minutes before

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Special weather statement, Aug 10, 2:09 AM EDT, 38 minutes before

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The office that day

Everything else NWS Northern Indiana issued on the same UTC day.

Issued	Product	Office	Counties	Lasted
Aug 9, 8:27 PM EDT	Flood Watch	IWX	Allen, DeKalb, Elkhart, Fulton, Huntington, Kosciusko and 11 more	11 hr
Aug 10, 1:49 AM EDT	Special Marine Warning	IWX		56 min
Aug 10, 3:03 AM EDT	Severe Thunderstorm Warning	IWX	White	57 min
Aug 10, 6:39 AM EDT	Special Weather Statement	IWX	Grant	36 min
Aug 10, 7:06 AM EDT	Special Weather Statement	IWX	Adams, Huntington, Wells	39 min
Aug 10, 7:08 PM EDT	Severe Thunderstorm Warning	IWX	Fulton, Marshall, Pulaski, Starke	52 min
Aug 10, 7:39 PM EDT	Severe Thunderstorm Warning	IWX	Allen, Huntington, Kosciusko, Wabash, Wells, Whitley	51 min
Aug 10, 7:54 PM EDT	Severe Thunderstorm Warning	IWX	Fulton, Marshall, Pulaski, Starke	51 min
Aug 10, 7:55 PM EDT	Areal Flood Advisory	IWX	Pulaski, Starke	2 hr
Aug 10, 7:55 PM EDT	Severe Thunderstorm Warning	IWX	LaPorte, Marshall, Saint Joseph, Starke	50 min
Aug 9, 8:03 PM EDT	Tornado Warning	IWX	Fulton	18 min
Aug 10, 7:43 AM EDT	Special Weather Statement	IWX	Paulding, Van Wert	47 min
Aug 10, 8:58 AM EDT	Special Weather Statement	IWX	Putnam	32 min
Aug 10, 9:02 AM EDT	Areal Flood Advisory	IWX	Defiance, Henry, Paulding	3 hr
Aug 10, 9:06 AM EDT	Special Weather Statement	IWX	Van Wert	24 min
Aug 10, 9:31 AM EDT	Special Weather Statement	IWX	Allen	44 min
Aug 10, 9:35 AM EDT	Areal Flood Advisory	IWX	Allen, Defiance, Henry, Paulding, Putnam	3 hr
Aug 10, 1:45 AM EDT	Special Weather Statement	IWX	Cass	45 min
Aug 10, 2:09 AM EDT	Special Weather Statement	IWX	Cass	36 min
Aug 10, 2:16 AM EDT	Severe Thunderstorm Warning	IWX	Berrien, Cass	29 min
Aug 10, 2:55 AM EDT	Areal Flood Advisory	IWX	Berrien	2 hr

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; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.