Right now
The most recent data we hold from NOAA arrived 24 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 10 May 2026 at 23:45 UTC. It is kept here as a record.
No stronger detection stands among the 26 recorded within 20 km of this point since 7 April 2026 — 19 others scored the same. Another comparable one was recorded here earlier the same day. 3 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 10 at 6:59PM EDT until May 10 at 7:45PM EDT by NWS Miami FL
An estimated 351,222 people live within 50 km of this point.
Nearby, since 7 April 2026
- June 24, 2026 · score 43 · 6.1 km
- August 4, 2026 · score 43 · 7.8 km
- July 26, 2026 · score 43 · 7.9 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 85 % 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 | 85% |
| Coordinates | 27.7174, -80.6489 |
| Nearest City | Sebastian (21 km) |
| Population Exposed | 351.2K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T22:59:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.b577b621cdd8ae6a8f09e850966cf35a |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Lake Okeechobee; Volusia-Brevard County Line to Sebastian Inlet 0-20 nm; Volusia-Brevard County Line to Sebastian Inlet 20-60 nm |
| Headline | Special Marine Warning issued May 10 at 6:59PM EDT until May 10 at 7:45PM EDT by NWS Miami FL |
| Expires | 2026-05-10T19:45:00-04:00 |
| SenderName | NWS Miami FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.b577b621cdd8ae6a8f09e850966cf35a0d3b1225.001.1","noaa_urn:oid:2.49.0.1.840.0.626700e500fb030c683775f0e9952421383e9059.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 40 |
| Iem Unit | MPH |
| Iem City | 1 WNW Vero Beach |
| Iem County | Indian River |
| Iem State | FL |
| Iem Wfo | MLB |
| Iem Remark | Vero Beach Municipal Airport (KVRB) measured a peak wind gust of 40MPH/35KT from the north at 5:13 PM. |
| MergedSources | [{"id":"iem_G_27.650_-80.420_1778447580000","source":"iem","severity":"low","severityValue":25,"timestamp":1778447580000,"latitude":27.65,"longitude":-80.42}] |
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 near Sebastian?