This alert expired on 10 June 2026 at 22:45 UTC. It is kept here as a record.
It is the 5th strongest of the 61 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 10 at 6:26PM EDT until June 10 at 6:45PM EDT by NWS Northern Indiana
An estimated 492,797 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 12, 2026 · score 41 · 17.5 km
- May 16, 2026 · score 48 · 20.0 km
- August 9, 2026 · score 43 · 20.6 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 37 out of 100, at 80 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 37 / 100 |
| Our confidence | 80% |
| Coordinates | 42.8960, -86.1500 |
| Nearest City | Holland (12 km) |
| Population Exposed | 492.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-10T22:26:00.000Z |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | La Porte, IN; St. Joseph, IN; Starke, IN; Berrien, MI; Cass, MI; Allegan, MI; Ottawa, MI; Van Buren, MI; Mason, MI; Muskegon, MI; Oceana, MI and 2 more areas |
| Headline | Severe Thunderstorm Warning issued June 10 at 6:26PM EDT until June 10 at 6:45PM EDT by NWS Northern Indiana |
| Expires | 2026-06-10T18:45:00-04:00 |
| SenderName | NWS Northern Indiana |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.fea00db5021b2758d5e9a06df2fde07981180b0e.001.1","noaa_urn:oid:2.49.0.1.840.0.7075ae103844374dfbd094edaddbeababe98947a.001.1","noaa_urn:oid:2.49.0.1.840.0.477ccd97cf18f7791b8a9af3cc8d4b7d1ec60027.001.1","noaa_urn:oid:2.49.0.1.840.0.20f3ef3bc559573cd78b689b6c2e7fd2701b235d.001.1","noaa_urn:oid:2.49.0.1.840.0.8bfc0b7d02f2368222f49efbdf0cc3ebed995aab.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 10 February 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.
Calamity.live data shows a weather event with CalamityScore 37/100, near Holland (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 191 scientific monitoring sources.