This alert expired on 24 June 2026 at 19:00 UTC. It is kept here as a record.
No stronger detection stands among the 150 recorded within 20 km of this point since 15 March 2026 — 54 others scored the same. Another comparable one was recorded here earlier the same day. 15 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued June 24 at 2:33PM EDT until June 24 at 3:00PM EDT by NWS Melbourne FL
An estimated 347,890 people live within 50 km of this point.
Nearby, since 15 March 2026
- July 12, 2026 · score 43 · 2.7 km
- March 15, 2026 · score 43 · 5.9 km
- March 17, 2026 · score 43 · 7.6 km
How we know
Confirmed by 2 independent sources, including NOAA.
Our own score for this event is 43 out of 100, at 85 % 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 | 85% |
| Coordinates | 28.3317, -80.5633 |
| Nearest City | Merritt Island (13 km) |
| Population Exposed | 347.9K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-06-24T18:33:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.b82022044e0ddfd3912db7303c3ec73051213954.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Volusia-Brevard County Line to Sebastian Inlet 0-20 nm |
| Headline | Special Marine Warning issued June 24 at 2:33PM EDT until June 24 at 3:00PM EDT by NWS Melbourne FL |
| Expires | 2026-06-24T15:00:00-04:00 |
| SenderName | NWS Melbourne FL |
| HasExactCoords | true |
| Iem TypeSummary | G |
| Iem Magnitude | 49 |
| Iem Unit | MPH |
| Iem City | 4 SW Apollo Beach |
| Iem County | Volusia |
| Iem State | FL |
| Iem Wfo | MLB |
| Iem Remark | The WeatherSTEM station at Volusia County Fire Station 22 Oak Hill measured a peak wind gust of 49MPH/43KT from the north at 1:00 PM. |
| MergedSources | [{"id":"iem_G_28.870_-80.850_1782320400000","source":"iem","severity":"low","severityValue":25,"timestamp":1782320400000,"latitude":28.87,"longitude":-80.85}] |
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.
Want to know when something happens near Merritt Island?
Calamity.live data shows a weather event with CalamityScore 43/100, near Merritt Island (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 185 scientific monitoring sources.