Right now
The most recent data we hold from NOAA arrived 14 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 16 March 2026 at 19:00 UTC. It is kept here as a record.
No stronger detection stands among the 33 recorded within 20 km of this point since 15 March 2026 — 27 others scored the same. The last comparable one was on 15 March 2026. 4 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued March 16 at 2:01PM EDT until March 16 at 3:00PM EDT by NWS Jacksonville FL
An estimated 256,376 people live within 50 km of this point.
Nearby, since 15 March 2026
- March 16, 2026 · score 43 · 5.3 km
- March 15, 2026 · score 43 · 9.7 km
- July 5, 2026 · score 43 · 10.1 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 76 % 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 | 76% |
| Coordinates | 29.5668, -80.8431 |
| Nearest City | Palm Coast (36 km) |
| Population Exposed | 256.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T18:01:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.a4a7fe1aab29c52b2ac3c70d6aa74b04 |
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; Volusia-Brevard County Line to Sebastian Inlet 0-20 nm; Flagler Beach to Volusia-Brevard County Line 20-60 nm; Volusia-Brevard County Line to Sebastian Inlet 20-60 nm; Coastal waters from Fernandina Beach to St. Augustine FL out 20 NM and 2 more areas |
| Headline | Special Marine Warning issued March 16 at 2:01PM EDT until March 16 at 3:00PM EDT by NWS Jacksonville FL |
| Expires | 2026-03-16T15:00:00-04:00 |
| SenderName | NWS Jacksonville FL |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.a4a7fe1aab29c52b2ac3c70d6aa74b04d513d94a.001.1","noaa_urn:oid:2.49.0.1.840.0.2d8c56d21b86803136d0ec25a9a675fb17a42f15.001.1","noaa_urn:oid:2.49.0.1.840.0.80badf546f5a4c0b66e6a55751e98c6f9782a6fa.001.1","noaa_urn:oid:2.49.0.1.840.0.329cdc2da1549db56e536f8b74b58e89d702ee90.001.1","noaa_urn:oid:2.49.0.1.840.0.c0e20fbd1edec067b7784c946d6ab97a0c79764e.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.
Want to know when something happens in this area?
Calamity.live data shows a weather event with CalamityScore 43/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.