This alert expired on 16 March 2026 at 21:00 UTC. It is kept here as a record.
It is the 9th strongest of the 16 detections recorded within 20 km of this point since 12 March 2026. The last comparable one was on 15 March 2026. 2 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued March 16 at 4:18PM EDT until March 16 at 5:00PM EDT by NWS Miami FL
An estimated 77,380 people live within 50 km of this point.
Nearby, since 12 March 2026
- March 12, 2026 · score 39 · 7.2 km
- August 3, 2026 · score 43 · 10.4 km
- May 12, 2026 · score 43 · 19.1 km
How we know
Confirmed by 8 independent sources, including NOAA.
Our own score for this event is 39 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) | 39 / 100 |
| Our confidence | 88% |
| Coordinates | 28.5099, -80.2807 |
| Nearest City | Merritt Island (43 km) |
| Population Exposed | 77.4K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-03-16T20:18:00.000Z |
| Source | https://api.weather.gov/alerts/merged_Special Marine Warning_noaa_urn:oid:2.49.0.1.840.0.9bbad653d981518266568090d96133c3 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Coastal waters from Jupiter Inlet to Deerfield Beach FL out 20 NM; Sebastian Inlet to Jupiter Inlet 0-20 nm; Sebastian Inlet to Jupiter Inlet 20-60 nm; Flagler Beach to Volusia-Brevard County Line 20-60 nm; Volusia-Brevard County Line to Sebastian Inlet 20-60 nm and 2 more areas |
| Headline | Special Marine Warning issued March 16 at 4:18PM EDT until March 16 at 5:00PM EDT by NWS Miami FL |
| Expires | 2026-03-16T17:00:00-04:00 |
| SenderName | NWS Miami FL |
| HasExactCoords | true |
| MergedCount | 5 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.9bbad653d981518266568090d96133c3c6279e15.001.1","noaa_urn:oid:2.49.0.1.840.0.b90dac8af25e46920ca65c0b2deb5931f447e92e.001.1","noaa_urn:oid:2.49.0.1.840.0.069dc3dbf39d1a6e29a48cbe3fc15bf1724ca34b.001.1","noaa_urn:oid:2.49.0.1.840.0.bdcba0927138c4c906a43faaa0126db05fdb20ff.001.1","noaa_urn:oid:2.49.0.1.840.0.3f257dbb27f63ce2477e1f8ff8b035e678b01e4c.001.1"] |
| Iem TypeSummary | G |
| Iem Magnitude | 44 |
| Iem Unit | MPH |
| Iem City | Cape Canaveral SFS |
| Iem County | Brevard |
| Iem State | FL |
| Iem Wfo | MLB |
| Iem Remark | Cocoa Beach, Cape Canaveral Air Force Station Skid Strip measured a peak wind gust of 44MPH/38KT from the south at 1:55 PM. |
| MergedSources | [{"id":"iem_M_28.460_-80.720_1773684300000","source":"iem","severity":"low","severityValue":25,"timestamp":1773684300000,"latitude":28.46,"longitude":-80.72},{"id":"iem_G_28.230_-80.600_1773684360000","source":"iem","severity":"low","severityValue":25,"timestamp":1773684360000,"latitude":28.23,"longitude":-80.6},{"id":"iem_M_28.400_-80.650_1773683700000","source":"iem","severity":"low","severityValue":25,"timestamp":1773683700000,"latitude":28.4,"longitude":-80.65},{"id":"iem_M_28.400_-80.650_1773684600000","source":"iem","severity":"low","severityValue":25,"timestamp":1773684600000,"latitude":28.4,"longitude":-80.65},{"id":"iem_M_28.530_-80.770_1773683700000","source":"iem","severity":"low","severityValue":25,"timestamp":1773683700000,"latitude":28.53,"longitude":-80.77},{"id":"iem_G_28.740_-80.700_1773685200000","source":"iem","severity":"low","severityValue":25,"timestamp":1773685200000,"latitude":28.74,"longitude":-80.7},{"id":"iem_G_28.470_-80.570_1773683700000","source":"iem","severity":"low","severityValue":25,"timestamp":1773683700000,"latitude":28.47,"longitude":-80.57}] |
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 39/100 (United States), based on data from noaa. Source: Calamity.live, a platform aggregating real-time data from 187 scientific monitoring sources.