This alert expired on 27 August 2026 at 20:30 UTC. It is kept here as a record.
It is the 4th strongest of the 73 detections recorded within 20 km of this point since 15 March 2026. The last comparable one was on 23 August 2026.
What the source measured
NOAA reported: Special Marine Warning issued August 27 at 3:06PM EDT until August 27 at 4:30PM EDT by NWS Melbourne FL
An estimated 338,016 people live within 50 km of this point.
Nearby, since 15 March 2026
- August 4, 2026 · score 43 · 2.9 km
- March 15, 2026 · score 37 · 3.2 km
- July 30, 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.
Event Data
| Type | Severe weather |
| Severity | medium |
| Calamity Score (ours) | 43 / 100 |
| Our confidence | 81% |
| Coordinates | 29.1625, -80.8758 |
| Nearest City | Port Orange (12 km) |
| Population Exposed | 338.0K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-27T19:06:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.e30958023832fd55890e29f11272a8229aaa68e2.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Flagler Beach to Volusia-Brevard County Line 0-20 nm |
| Headline | Special Marine Warning issued August 27 at 3:06PM EDT until August 27 at 4:30PM EDT by NWS Melbourne FL |
| Expires | 2026-08-27T16:30:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
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.
Calamity.live data shows a weather event with CalamityScore 43/100, near Port Orange (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.