Right now
The most recent data we hold from NOAA arrived 7 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 20 June 2026 at 19:00 UTC. It is kept here as a record.
It is the 4th strongest of the 69 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 19 June 2026. 5 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 20 at 2:11PM EDT until June 20 at 3:00PM EDT by NWS Melbourne FL
Urban PEI: 223,770 within a heuristic 50 km radius; not unique people.
Nearby, since 15 March 2026
- June 19, 2026 · score 43 · 0.7 km
- July 31, 2026 · score 37 · 3.0 km
- July 30, 2026 · score 43 · 4.9 km
How we know
3 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 | 0.90/1 |
| Coordinates | 28.8657, -80.7129 |
| Nearest City | Edgewater (23 km) |
| Urban exposure index (PEI) | 223.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-20T18:11:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.c584a1a0522abcc9dc84281ad72f5825778c3d49.001.1 |
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: 2026-06-20T18:11:00.000Z.
First archived: 2026-06-20T18:51:28.607Z. 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 | Flagler Beach to Volusia-Brevard County Line 0-20 nm; Volusia-Brevard County Line to Sebastian Inlet 0-20 nm |
| Headline | Special Marine Warning issued June 20 at 2:11PM EDT until June 20 at 3:00PM EDT by NWS Melbourne FL |
| Expires | 2026-06-20T15:00:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 43 |
| Iem Unit | MPH |
| Iem City | Orlando Exec Airport |
| Iem County | Orange |
| Iem State | FL |
| Iem Wfo | MLB |
| Iem Remark | Orlando Executive Airport measured a peak wind gust of 43MPH/37KT from the west at 1:30 PM. |
| MergedSources | [{"id":"iem_M_28.400_-80.650_1781974800000","source":"iem","severity":"low","severityValue":25,"timestamp":1781974800000,"latitude":28.4,"longitude":-80.65},{"id":"iem_G_28.550_-81.330_1781976600000","source":"iem","severity":"low","severityValue":25,"timestamp":1781976600000,"latitude":28.55,"longitude":-81.33}] |
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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