Calamity
MediumSevere WeatherCalamity Score: 16

Severe Weather in United States

United StatesNOAA

Right now

The most recent data we hold from NOAA arrived 32 minutes ago, and this point is in it.

Nothing else has been detected within 20 km in the last 24 hours.

This alert expired on 11 September 2026 at 18:30 UTC. It is kept here as a record.

It is the 18th strongest of the 21 detections recorded within 20 km of this point since 16 March 2026. The last comparable one was on 7 September 2026. 4 more were recorded here in the fortnight before it.

What the source measured

NOAA reported: Special Marine Warning issued September 11 at 12:06PM CDT until September 11 at 1:30PM CDT by NWS Tallahassee FL

How we know

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

Our own score for this event is 16 out of 100, at 62 % 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)16 / 100
Our confidence62%
Coordinates29.5567, -85.5971
Nearest CityPanama City (67 km)
Impact Tierminor
Timestamp2026-09-11T17:06:00.000Z
Sourcehttps://api.weather.gov/alerts/urn%3Aoid%3A2.49.0.1.840.0.672b16088b1dfb7a1d7856ddbf0871a2f5b5824d.001.1

Score Breakdown

35
intensity
0
population
0
cascading
18
historical

Technical Details

EventSpecial Marine Warning
UrgencyImmediate
CertaintyLikely
AreaDescCoastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Coastal Waters from Mexico Beach to Apalachicola out 20 NM; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM; Waters from Mexico Beach to Apalachicola FL from 20 to 60 NM; Coastal waters from Okaloosa-Walton County Line to Mexico Beach out 20 NM; Coastal Waters from Mexico Beach to Apalachicola out 20 NM; Waters from Okaloosa-Walton County Line to Mexico Beach from 20 to 60 NM
HeadlineSpecial Marine Warning issued September 11 at 12:06PM CDT until September 11 at 1:30PM CDT by NWS Tallahassee FL
Expires2026-09-11T13:30:00-05:00
SenderNameNWS Tallahassee FL
HasExactCoordstrue
MergedCount2
MergedIds["noaa_urn:oid:2.49.0.1.840.0.672b16088b1dfb7a1d7856ddbf0871a2f5b5824d.001.1","noaa_urn:oid:2.49.0.1.840.0.22a19feca7a30336cfbe75991fbbb7825a193842.001.1"]

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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