This alert expired on 16 May 2026 at 12:15 UTC. It is kept here as a record.
No stronger detection stands among the 34 recorded within 20 km of this point since 16 March 2026 — 11 others scored the same. The last comparable one was on 12 May 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 16 at 7:20AM EDT until May 16 at 8:15AM EDT by NWS Melbourne FL
An estimated 771,570 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 20, 2026 · score 48 · 2.1 km
- March 16, 2026 · score 48 · 5.1 km
- June 15, 2026 · score 48 · 7.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 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) | 48 / 100 |
| Our confidence | 80% |
| Coordinates | 27.0667, -80.0900 |
| Nearest City | Jupiter (15 km) |
| Population Exposed | 771.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-16T11:20:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.dc8fb2bbf198da2595615ecd7ee50dae5ea4158f.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Sebastian Inlet to Jupiter Inlet 0-20 nm |
| Headline | Special Marine Warning issued May 16 at 7:20AM EDT until May 16 at 8:15AM EDT by NWS Melbourne FL |
| Expires | 2026-05-16T08:15:00-04:00 |
| SenderName | NWS Melbourne 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.
Calamity.live data shows a weather event with CalamityScore 48/100, near Jupiter (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.