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 12 May 2026 at 02:15 UTC. It is kept here as a record.
No stronger detection stands among the 17 recorded within 20 km of this point since 16 March 2026 — 11 others scored the same. The last comparable one was on 10 May 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 11 at 9:15PM EDT until May 11 at 10:15PM EDT by NWS Melbourne FL
An estimated 249,124 people live within 50 km of this point.
Nearby, since 16 March 2026
- June 19, 2026 · score 43 · 6.7 km
- May 12, 2026 · score 43 · 11.4 km
- March 16, 2026 · score 22 · 12.5 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 80 % 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) | 43 / 100 |
| Our confidence | 80% |
| Coordinates | 28.1033, -80.1874 |
| Nearest City | Palm Bay (40 km) |
| Population Exposed | 249.1K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-12T01:15:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.20d564dd6ed9af49212623792da9168f |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Volusia-Brevard County Line to Sebastian Inlet 0-20 nm; Volusia-Brevard County Line to Sebastian Inlet 20-60 nm; Sebastian Inlet to Jupiter Inlet 0-20 nm |
| Headline | Special Marine Warning issued May 11 at 9:15PM EDT until May 11 at 10:15PM EDT by NWS Melbourne FL |
| Expires | 2026-05-11T22:15:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.20d564dd6ed9af49212623792da9168f78c81d5e.001.1","noaa_urn:oid:2.49.0.1.840.0.0ad0b80f5bff251fcdd59358edb4ac60e349dc89.001.1"] |
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.
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