This alert expired on 1 June 2026 at 19:45 UTC. It is kept here as a record.
It is the 6th strongest of the 7 detections recorded within 20 km of this point since 16 March 2026. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 1 at 2:37PM EDT until June 1 at 3:45PM EDT by NWS Melbourne FL
Nearby, since 16 March 2026
- June 1, 2026 · score 43 · 8.7 km
- March 16, 2026 · score 43 · 12.0 km
- June 1, 2026 · score 43 · 13.8 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 60 % 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 | 60% |
| Coordinates | 27.6554, -79.8608 |
| Nearest City | Fort Pierce (52 km) |
| Impact Tier | minor |
| Timestamp | 2026-06-01T18:37:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.d9943984e2b0798a99d9bd4baf8c3375 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Volusia-Brevard County Line to Sebastian Inlet 20-60 nm; Sebastian Inlet to Jupiter Inlet 20-60 nm; Sebastian Inlet to Jupiter Inlet 0-20 nm; Sebastian Inlet to Jupiter Inlet 20-60 nm |
| Headline | Special Marine Warning issued June 1 at 2:37PM EDT until June 1 at 3:45PM EDT by NWS Melbourne FL |
| Expires | 2026-06-01T15:45:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.d9943984e2b0798a99d9bd4baf8c3375d9a5a7cf.001.1","noaa_urn:oid:2.49.0.1.840.0.b2933878371828dae7e9a6269ba856c0e927b6ec.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 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.
Want to know when something happens in this area?
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 185 scientific monitoring sources.