This alert expired on 18 July 2026 at 12:00 UTC. It is kept here as a record.
It is the 3rd strongest of the 24 detections recorded within 20 km of this point since 13 April 2026. The last comparable one was on 17 July 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued July 18 at 7:12AM EDT until July 18 at 8:00AM EDT by NWS Miami FL
An estimated 185,441 people live within 50 km of this point.
Nearby, since 13 April 2026
- July 17, 2026 · score 43 · 8.9 km
- August 6, 2026 · score 37 · 11.2 km
- May 18, 2026 · score 43 · 11.3 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 43 out of 100, at 82 % 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) | 43 / 100 |
| Our confidence | 82% |
| Coordinates | 26.0569, -81.7885 |
| Nearest City | Naples (9 km) |
| Population Exposed | 185.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-07-18T11:12:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.ec4ae01e35aa30faa70d35adac9dda0cede7ec77.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM; Coastal waters from East Cape Sable to Chokoloskee FL out 20 NM; Waters from Chokoloskee to Bonita Beach FL from 20 to 60 NM |
| Headline | Special Marine Warning issued July 18 at 7:12AM EDT until July 18 at 8:00AM EDT by NWS Miami FL |
| Expires | 2026-07-18T08:00:00-04:00 |
| 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 Naples?
Calamity.live data shows a weather event with CalamityScore 43/100, near Naples (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.