This alert expired on 24 June 2026 at 23:30 UTC. It is kept here as a record.
No stronger detection stands among the 25 recorded within 20 km of this point since 17 March 2026 — 15 others scored the same. Another comparable one was recorded here earlier the same day. One more was recorded here in the fortnight before it.
What the source measured
NOAA reported: Severe Thunderstorm Warning issued June 24 at 7:05PM EDT until June 24 at 7:30PM EDT by NWS Melbourne FL
An estimated 305,624 people live within 50 km of this point.
Nearby, since 17 March 2026
- July 17, 2026 · score 43 · 3.6 km
- March 17, 2026 · score 43 · 4.7 km
- June 24, 2026 · score 43 · 5.0 km
How we know
Confirmed by 5 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 88 % 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 | 88% |
| Coordinates | 27.0989, -80.5611 |
| Nearest City | Port Saint Lucie (30 km) |
| Population Exposed | 305.6K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-24T23:05:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.3b80c70abed40e6f39079886f256c55d1fe11f0d.001.1 |
Score Breakdown
Technical Details
| Event | Severe Thunderstorm Warning |
| Urgency | Immediate |
| Certainty | Observed |
| AreaDesc | Martin, FL |
| Headline | Severe Thunderstorm Warning issued June 24 at 7:05PM EDT until June 24 at 7:30PM EDT by NWS Melbourne FL |
| Expires | 2026-06-24T19:30:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| Iem TypeSummary | D |
| Iem City | 3 E Wellington |
| Iem County | Palm Beach |
| Iem State | FL |
| Iem Wfo | MFL |
| Iem Remark | Tree was blown down near intersection of Erica Blvd just South of Southern Blvd and 441 area. |
| MergedSources | [{"id":"iem_D_26.730_-80.250_1782328080000","source":"iem","severity":"low","severityValue":25,"timestamp":1782328080000,"latitude":26.73,"longitude":-80.25},{"id":"iem_G_27.450_-80.670_1782336300000","source":"iem","severity":"low","severityValue":25,"timestamp":1782336300000,"latitude":27.45,"longitude":-80.67},{"id":"iem_H_26.650_-80.210_1782327060000","source":"iem","severity":"low","severityValue":25,"timestamp":1782327060000,"latitude":26.65,"longitude":-80.21},{"id":"iem_D_26.680_-80.210_1782327660000","source":"iem","severity":"low","severityValue":25,"timestamp":1782327660000,"latitude":26.68,"longitude":-80.21}] |
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.