Right now
The most recent data we hold from NOAA arrived 48 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 24 June 2026 at 00:45 UTC. It is kept here as a record.
No stronger detection stands among the 59 recorded within 20 km of this point since 15 March 2026 — 37 others scored the same. The last comparable one was on 21 June 2026. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 23 at 7:11PM EDT until June 23 at 8:45PM EDT by NWS Melbourne FL
Urban PEI: 306,738 within a heuristic 50 km radius; not unique people.
Nearby, since 15 March 2026
- September 5, 2026 · score 37 · 3.0 km
- September 7, 2026 · score 37 · 3.6 km
- July 17, 2026 · score 43 · 4.0 km
How we know
5 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 43 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
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 |
| Legacy data-support index | 0.89/1 |
| Coordinates | 27.9150, -80.3725 |
| Nearest City | Sebastian (14 km) |
| Urban exposure index (PEI) | 306.7K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-23T23:11:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.5ab2afb98ad589dd64f539e7d846f331ad040057.001.1 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-06-23T23:11:00.000Z.
First archived: 2026-06-24T00:42:14.727Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Volusia-Brevard County Line to Sebastian Inlet 0-20 nm; Sebastian Inlet to Jupiter Inlet 0-20 nm |
| Headline | Special Marine Warning issued June 23 at 7:11PM EDT until June 23 at 8:45PM EDT by NWS Melbourne FL |
| Expires | 2026-06-23T20:45:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| Iem TypeSummary | M |
| Iem Magnitude | 39 |
| Iem Unit | MPH |
| Iem City | 3 ENE Barefoot Bay |
| Iem County | Brevard |
| Iem State | FL |
| Iem Wfo | MLB |
| Iem Remark | The WeatherFlow station at Melbourne Beach Barrier Island Sanctuary measured a peak wind gust of 39MPH/34KT from the west at 7:44 PM. |
| MergedSources | [{"id":"iem_G_28.100_-80.650_1782257760000","source":"iem","severity":"low","severityValue":25,"timestamp":1782257760000,"latitude":28.1,"longitude":-80.65},{"id":"iem_H_28.120_-80.580_1782259020000","source":"iem","severity":"low","severityValue":25,"timestamp":1782259020000,"latitude":28.12,"longitude":-80.58},{"id":"iem_M_28.050_-80.560_1782258660000","source":"iem","severity":"low","severityValue":25,"timestamp":1782258660000,"latitude":28.05,"longitude":-80.56},{"id":"iem_M_27.900_-80.470_1782258240000","source":"iem","severity":"low","severityValue":25,"timestamp":1782258240000,"latitude":27.9,"longitude":-80.47}] |
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.
Review the area, threshold and delivery channel in your account.
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