Right now
The most recent data we hold from NOAA arrived 6 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 9 May 2026 at 20:45 UTC. It is kept here as a record.
It is the 3rd strongest of the 119 detections recorded within 20 km of this point since 15 March 2026. Another comparable one was recorded here earlier the same day. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 9 at 3:50PM EDT until May 9 at 4:45PM EDT by NWS Jacksonville FL
An estimated 256,376 people live within 50 km of this point.
Nearby, since 15 March 2026
- June 25, 2026 · score 43 · 3.1 km
- July 26, 2026 · score 43 · 4.1 km
- May 10, 2026 · score 43 · 4.6 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 81 % 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 | 81% |
| Coordinates | 29.5266, -81.0855 |
| Nearest City | Palm Coast (13 km) |
| Population Exposed | 256.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-09T19:50:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.a12a2c1c4747ba38fcef66a3f3c6b9e0 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from St. Augustine to Flagler Beach FL out 20 NM; Flagler Beach to Volusia-Brevard County Line 0-20 nm |
| Headline | Special Marine Warning issued May 9 at 3:50PM EDT until May 9 at 4:45PM EDT by NWS Jacksonville FL |
| Expires | 2026-05-09T16:45:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a12a2c1c4747ba38fcef66a3f3c6b9e08ab7cd73.001.1","noaa_urn:oid:2.49.0.1.840.0.0050e4312350fa4431f4c0414f0feb0cb79dbcc7.001.1"] |
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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