Right now
The most recent data we hold from NOAA arrived 2 hours ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
Nothing else has been detected within 20 km in the last 24 hours.
This alert expired on 6 September 2026 at 00:30 UTC. It is kept here as a record.
It is the 9th strongest of the 20 detections recorded within 20 km of this point since 21 April 2026. The last comparable one was on 16 August 2026.
What the source measured
NOAA reported: Special Marine Warning issued September 5 at 7:41PM EDT until September 5 at 8:30PM EDT by NWS Miami FL
An estimated 1,236,443 people live within 50 km of this point.
Nearby, since 21 April 2026
- June 20, 2026 · score 52 · 4.9 km
- July 12, 2026 · score 52 · 11.0 km
- May 30, 2026 · score 43 · 11.8 km
How we know
One source: NOAA. Not yet confirmed by a second, independent source.
Our own score for this event is 46 out of 100, at 79 % confidence.
The score is ours, computed from intensity, exposed population and local history — not the source’s.
Computed under scoring rules v4. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 46 / 100 |
| Our confidence | 79% |
| Coordinates | 26.3706, -80.5637 |
| Nearest City | Coral Springs (31 km) |
| Population Exposed | 1.2M within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-09-05T23:41:00.000Z |
| Source | https://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.7a69233ed8823525fc58684a0ae44f6cffccaba5.001.1 |
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Biscayne Bay; Coastal waters from Deerfield Beach to Ocean Reef FL out 20 NM; Lake Okeechobee |
| Headline | Special Marine Warning issued September 5 at 7:41PM EDT until September 5 at 8:30PM EDT by NWS Miami FL |
| Expires | 2026-09-05T20:30:00-04:00 |
| SenderName | NWS Miami FL |
| HasExactCoords | true |
| MergedCount | 2 |
| MergedIds | ["noaa_urn:oid:2.49.0.1.840.0.7a69233ed8823525fc58684a0ae44f6cffccaba5.001.1","noaa_urn:oid:2.49.0.1.840.0.bbe83f9658a55ed27e9c8aa5b221c1ac7482af29.001.1"] |
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 8 March 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 in this area?