This alert expired on 10 May 2026 at 20:15 UTC. It is kept here as a record.
No stronger detection stands among the 108 recorded within 20 km of this point since 15 March 2026 — 81 others scored the same. Another comparable one was recorded here earlier the same day. 7 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued May 10 at 2:39PM EDT until May 10 at 4:15PM EDT by NWS Melbourne FL
An estimated 256,376 people live within 50 km of this point.
Nearby, since 15 March 2026
- May 12, 2026 · score 43 · 1.6 km
- June 25, 2026 · score 43 · 2.0 km
- June 2, 2026 · score 43 · 6.0 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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 29.4968, -81.0532 |
| Nearest City | Palm Coast (18 km) |
| Population Exposed | 256.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-05-10T18:39:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.669ee1ee05cb5d4cbda6e5ab037dadc5 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Flagler Beach to Volusia-Brevard County Line 0-20 nm; Flagler Beach to Volusia-Brevard County Line 20-60 nm; Coastal waters from St. Augustine to Flagler Beach FL out 20 NM |
| Headline | Special Marine Warning issued May 10 at 2:39PM EDT until May 10 at 4:15PM EDT by NWS Melbourne FL |
| Expires | 2026-05-10T16:15:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.669ee1ee05cb5d4cbda6e5ab037dadc5d1e337b3.001.1","noaa_urn:oid:2.49.0.1.840.0.43fa61bed0471cd9f318aea6dcce872eb06f60c7.001.1"] |
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 10 February 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 Palm Coast?
Calamity.live data shows a weather event with CalamityScore 43/100, near Palm Coast (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.