This alert expired on 22 June 2026 at 20:32 UTC. It is kept here as a record.
It is the 12th strongest of the 16 detections recorded within 20 km of this point since 23 May 2026. Another comparable one was recorded here earlier the same day. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 22 at 4:22PM EDT until June 22 at 4:30PM EDT by NWS Miami FL
Nearby, since 23 May 2026
- May 23, 2026 · score 34 · 12.7 km
- June 12, 2026 · score 34 · 13.6 km
- July 10, 2026 · score 34 · 17.5 km
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 57 % 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) | 22 / 100 |
| Our confidence | 57% |
| Coordinates | 25.6925, -81.2775 |
| Nearest City | Marco Island (52 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-22T20:22:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.06c21d78dde0e52d43ac93039e8b7106d28b9c3f.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM |
| Headline | Special Marine Warning issued June 22 at 4:22PM EDT until June 22 at 4:30PM EDT by NWS Miami FL |
| Expires | 2026-06-22T16:32:00-04:00 |
| SenderName | NWS Miami FL |
| 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 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.
Want to know when something happens near Marco Island?
Calamity.live data shows a weather event with CalamityScore 22/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.