Calamity
MediumSevere WeatherCalamity Score: 32

Severe Weather in United States

United StatesNOAA

Right now

The most recent data we hold from NOAA arrived 2 minutes 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 10 September 2026 at 19:30 UTC. It is kept here as a record.

It is the only one we have recorded within 20 km of this point since 10 September 2026.

What the source measured

NOAA reported: Special Marine Warning issued September 10 at 2:35PM EDT until September 10 at 3:30PM EDT by NWS Key West FL

An estimated 62,153 people live within 50 km of this point.

How we know

One source: NOAA. Not yet confirmed by a second, independent source.

Our own score for this event is 32 out of 100, at 81 % 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

TypeSevere Weather
SeverityMedium
Calamity Score (ours)32 / 100
Our confidence81%
Coordinates25.7707, -82.0173
Nearest CityMarco Island (35 km)
Population Exposed62.2K within 50 km
Impact Tiersignificant
Timestamp2026-09-10T18:35:00.000Z
Sourcehttps://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.f9ba89e30c5dc793f65e821cccfae6a2de22687f.001.1

Score Breakdown

35
intensity
55
population
0
cascading
18
historical

Technical Details

EventSpecial Marine Warning
UrgencyImmediate
CertaintyLikely
AreaDescGulf of America from East Cape Sable to Chokoloskee 20 to 60 NM out and beyond 5 fathoms; Coastal waters from Chokoloskee to Bonita Beach FL out 20 NM
HeadlineSpecial Marine Warning issued September 10 at 2:35PM EDT until September 10 at 3:30PM EDT by NWS Key West FL
Expires2026-09-10T15:30:00-04:00
SenderNameNWS Key West FL
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.f9ba89e30c5dc793f65e821cccfae6a2de22687f.001.1","noaa_urn:oid:2.49.0.1.840.0.85786f101cb366d46127bd7f97fc1a1c305a455b.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.

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