Right now
The most recent data we hold from NOAA arrived 3 minutes ago, and this point is not in it. We record detections, not passes: an absence is not proof that nothing is there.
One other detection within 20 km in the last 24 hours, 16 km from here.
This alert expired on 7 August 2026 at 03:30 UTC. It is kept here as a record.
No stronger detection stands among the 67 recorded within 20 km of this point since 17 March 2026 — 29 others scored the same. Another comparable one was recorded here earlier the same day. 18 more were recorded here in the fortnight before it.
What the source measured
NOAA reported: Special Marine Warning issued August 6 at 11:03PM EDT until August 6 at 11:30PM EDT by NWS Key West FL
Urban PEI: 25,755 within a heuristic 50 km radius; not unique people.
Nearby, since 17 March 2026
- July 11, 2026 · score 34 · 5.7 km
- September 4, 2026 · score 28 · 5.8 km
- August 7, 2026 · score 34 · 8.3 km
How we know
2 recorded sources include NOAA; independence is not established by this count.
Our own score for this event is 34 out of 100.
This is our versioned heuristic index, not source severity or a calibrated probability. Urban PEI does not count unique people.
Computed under scoring rules v1. Rows carrying other versions were judged by different rules and are not directly comparable.
Event Data
| Type | Severe Weather |
| Severity | Medium |
| Calamity Score (ours) | 34 / 100 |
| Legacy data-support index | 0.86/1 |
| Coordinates | 24.6393, -81.6193 |
| Nearest City | Key West (18 km) |
| Urban exposure index (PEI) | 25.8K within 50 km |
| Impact Tier | significant |
| Timestamp | 2026-08-07T03:03:00.000Z |
| Source | https://api.weather.gov/alerts/urn:oid:2.49.0.1.840.0.aed62a37d7f9be7af1d2d7a9105640cc6c10e799.001.1 |
Physical priority index · v1. Heuristic priority, not calibrated probability, predictive accuracy or damage. The legacy data-support index combines assigned source support and field availability. Urban PEI is distance-weighted and does not count unique people; zero does not establish that nobody is present. Model cards.
Source and revision timeline
Source: noaa. Occurrence: 2026-08-07T03:03:00.000Z.
First archived: 2026-08-07T03:21:56.690Z. Material modification: not recorded.
Retained revisions are prospective; earlier versions may be unavailable. No revision entry does not prove that a record never changed.
Score Breakdown
Technical Details
| Event | Special Marine Warning |
| Urgency | Immediate |
| Certainty | Likely |
| AreaDesc | Gulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms; Gulf of America from West End of Seven Mile Bridge to Halfmoon Shoal out to 5 Fathoms; Hawk Channel from west end of Seven Mile Bridge to Halfmoon Shoal out to the reef |
| Headline | Special Marine Warning issued August 6 at 11:03PM EDT until August 6 at 11:30PM EDT by NWS Key West FL |
| Expires | 2026-08-06T23:30:00-04:00 |
| SenderName | NWS Key West FL |
| HasExactCoords | true |
| Iem TypeSummary | M |
| Iem Magnitude | 39 |
| Iem Unit | MPH |
| Iem City | Sand Key Light |
| Iem County | GMZ044 |
| Iem State | FL |
| Iem Wfo | KEY |
| Iem Remark | Sand Key Light observed a marine thunderstorm wind gust to 39 mph or 34 knots out of the northeast to east at 953 pm EDT from storms moving west to southwest. |
| MergedSources | [{"id":"iem_M_24.460_-81.880_1786067580000","source":"iem","severity":"low","severityValue":25,"timestamp":1786067580000,"latitude":24.46,"longitude":-81.88}] |
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.
Review the area, threshold and delivery channel in your account.
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