Severe weather near Port Saint Lucie
This alert expired on 15 June 2026 at 22:31 UTC. It is kept here as a record.
No stronger detection stands among the 68 recorded within 20 km of this point since 16 March 2026 — 44 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 6:21PM EDT until June 15 at 6:30PM EDT by NWS Melbourne FL
An estimated 306,283 people live within 50 km of this point.
Nearby, since 16 March 2026
- May 12, 2026 · score 43 · 7.0 km
- July 6, 2026 · score 43 · 10.1 km
- June 21, 2026 · score 43 · 10.9 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 | 27.3668, -80.3656 |
| Nearest City | Port Saint Lucie (9 km) |
| Population Exposed | 306.3K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-15T22:21:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.c2fd4136b378948955472cee4a570530 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Flagler Beach to Volusia-Brevard County Line 0-20 nm; Volusia-Brevard County Line to Sebastian Inlet 0-20 nm; Sebastian Inlet to Jupiter Inlet 0-20 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 and 1 more areas |
| Headline | Special Marine Warning issued June 15 at 6:21PM EDT until June 15 at 6:30PM EDT by NWS Melbourne FL |
| Expires | 2026-06-15T18:31:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| MergedCount | 4 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.c2fd4136b378948955472cee4a57053077fe6abe.001.1","noaa_urn:oid:2.49.0.1.840.0.2d6e2699aaec50f4852f61bc3cc65aef6b2bfc6e.001.1","noaa_urn:oid:2.49.0.1.840.0.b4a12cd7cf2b68a9efe3c3984a76b56e46a84c53.001.1","noaa_urn:oid:2.49.0.1.840.0.0b3695d1e8670b7c709f7c2fe9d6224214344de5.001.1"] |
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 43/100, near Port Saint Lucie (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 188 scientific monitoring sources.