Right now
The most recent data we hold from NOAA arrived 15 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
2 other detections within 20 km in the last 24 hours, the nearest 8 km from here.
This alert expired on 11 June 2026 at 22:00 UTC. It is kept here as a record.
It is the 16th strongest of the 37 detections recorded within 20 km of this point since 16 April 2026. The last comparable one was on 10 June 2026. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 11 at 5:44PM EDT until June 11 at 6:00PM EDT by NWS Northern Indiana
Nearby, since 16 April 2026
- May 13, 2026 · score 22 · 4.2 km
- September 5, 2026 · score 16 · 11.0 km
- July 4, 2026 · score 22 · 11.7 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 16 out of 100, at 60 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 16 / 100 |
| Our confidence | 60% |
| Coordinates | 42.2087, -86.5965 |
| Nearest City | Michigan City (61 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-11T21:44:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.4f1c8f455c47855e2cea20bb4bdbad79 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | New Buffalo MI to St Joseph MI; Lake Michigan Michigan City IN to St. Joseph MI 5 NM offshore to mid-line of lake.; St Joseph to South Haven MI; South Haven to Holland MI; Lake Michigan from South Haven to Holland MI 5NM offshore to Mid lake; Lake Michigan from St Joseph to South Haven MI 5NM offshore to Mid Lake |
| Headline | Special Marine Warning issued June 11 at 5:44PM EDT until June 11 at 6:00PM EDT by NWS Northern Indiana |
| Expires | 2026-06-11T18:00:00-04:00 |
| SenderName | NWS Northern Indiana |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4f1c8f455c47855e2cea20bb4bdbad79f00f22f0.001.1","noaa_urn:oid:2.49.0.1.840.0.b8c06758b267bcc7adf520cd72713241922d7936.001.1"] |
Safety Information
Always follow official guidance from your local emergency management agency. This platform provides scientific monitoring data and is not a substitute for official warnings. If you are in immediate danger, contact your local emergency number.
Series begins 8 March 2026. Comparisons refer to that period only. Collection gap: 14-26 August 2026.
This data is aggregated algorithmically from scientific sources. Not a replacement for official emergency warnings.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 16/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.