Right now
The most recent data we hold from NOAA arrived 5 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 13 July 2026 at 08:32 UTC. It is kept here as a record.
It is the 2nd strongest of the 12 detections recorded within 20 km of this point since 6 June 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 13 at 4:22AM EDT until July 13 at 4:30AM EDT by NWS Gaylord MI
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 22 out of 100, at 61 % 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) | 22 / 100 |
| Our confidence | 61% |
| Coordinates | 45.2667, -85.9717 |
| Nearest City | Traverse City (63 km) |
| Impact Tier | minor |
| Timestamp | 2026-07-13T08:22:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.a09aed3d9df2cb540e1cfda16e204f05c072f345.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Sleeping Bear Point to Grand Traverse Light MI; Point Betsie to Sleeping Bear Point MI; Lake Michigan South of a line from Seul Choix Point to the Mackinac Bridge and North of a line from Charlevoix MI to South Fox Island 5NM offshore; Lake Michigan from Charlevoix to Point Betsie MI 5NM Offshore to mid lake |
| Headline | Special Marine Warning issued July 13 at 4:22AM EDT until July 13 at 4:30AM EDT by NWS Gaylord MI |
| Expires | 2026-07-13T04:32:00-04:00 |
| SenderName | NWS Gaylord MI |
| HasExactCoords | true |
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.
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