This alert expired on 16 June 2026 at 00:15 UTC. It is kept here as a record.
No stronger detection stands among the 42 recorded within 20 km of this point since 16 March 2026 — 10 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 June 15 at 6:43PM EDT until June 15 at 8:15PM EDT by NWS Melbourne FL
An estimated 595,573 people live within 50 km of this point.
Nearby, since 16 March 2026
- March 16, 2026 · score 48 · 5.6 km
- May 19, 2026 · score 48 · 5.9 km
- May 16, 2026 · score 48 · 7.4 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 48 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) | 48 / 100 |
| Our confidence | 81% |
| Coordinates | 27.1205, -80.1348 |
| Nearest City | Stuart (14 km) |
| Population Exposed | 595.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-15T22:43:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.4b050d9b4a54dd6f70bc340c7ca32bae |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Volusia-Brevard County Line to Sebastian Inlet 0-20 nm; Sebastian Inlet to Jupiter Inlet 0-20 nm; Volusia-Brevard County Line to Sebastian Inlet 20-60 nm; Sebastian Inlet to Jupiter Inlet 20-60 nm; Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM; Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM; Waters from Jupiter Inlet to Deerfield Beach FL from 20 to 60 NM; Waters from Deerfield Beach to Ocean Reef FL from 20 to 60 NM excluding the territorial waters of Bahamas; Sebastian Inlet to Jupiter Inlet 0-20 nm |
| Headline | Special Marine Warning issued June 15 at 6:43PM EDT until June 15 at 8:15PM EDT by NWS Melbourne FL |
| Expires | 2026-06-15T20:15:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| MergedCount | 3 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.4b050d9b4a54dd6f70bc340c7ca32bae3e250036.001.1","noaa_urn:oid:2.49.0.1.840.0.de0048c57be06821cf9af78db6996c81f5ed5500.001.1","noaa_urn:oid:2.49.0.1.840.0.2d6e2699aaec50f4852f61bc3cc65aef6b2bfc6e.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.
Calamity.live data shows a weather event with CalamityScore 48/100, near Stuart (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.